Product Description
Long Life Span Low Noise Suction Pump, Diaphragm Pump, Air Vacuum Pump
♦ 16000M2 modern factory with its own physical property rights, ESD anti-static control dust free workshop,
100+ sets of professional imported equipment
♦ 4 major professional and precision laboratories that meet the CNAS national laboratory accreditation standards
♦ More than 50 patents in the micro water pump industry, strong research and development strength, and master advanced industry technology
♦ Complete certification, passed CE, ROHS, REACH, WRAS, Food Grade and other certification
Remarks:
– We are high-end Micro DC pumps manufacturer. Can provide customized services
– If you are interested in our products, pls feel free to contact us
Our Micro Diaphragm Pumps are available with a choice of 4 different drive motors.
A- Premium duty brush DC motor
lifetime 3,000hours,longer endurance lifetime than other normal DC membrane pump
B- Economical brush DC motor
lifetime:1,500hours
C- Coreless Brushless DC Motor
A brushless electronically commutated dc motor (electronics integrated in motor), the motor runs vibration and spark free, almost silently, is very dynamic and extremely durable, ideal life-time 15000 hours
D- Coreless Brushless DC motor with outer controller
With all advantages of coreless brushless DC motor, ideal life-time 15000 hours, and outer controller can realize more control functions of PWM or 0 -5V speed adjustment, brake, ~ instant starting work
H- Brushless DC Motor
Long lifetime 10000hour
Product Specification
| Model | TM30A-A | TM30A-B | TM30A-C | TM30A-D |
| Motor type |
A–high performance Brush motor |
B–Brush motor | C–Brushless motor | D–Brushless motor |
| Pump Assembly Rated Life | 3000hour | 1000hour | 15000hour | 15000hour |
| Gas flow | 6L/min | 4.5L/min | 4.5L/min | 4L/min |
| Rated Voltage | 12V | 6/12/24v | 6/12/24v | 6/12/24v |
| No-load Current | 0.24A | 0.4/0.24/0.15A | ||
| Media | Most gas | |||
| Max Pressure | 120kpa | |||
| Max Vacuum | -70kpa | |||
| Ambient Temperature | 41 to 158 F(5 to 70C) | |||
| Pump size | 75.5*30.4*54.6mm | 75*31.2*57.5mm | 79*31.2*57.5mm | 79*31.2*57.5mm |
| Weight | 200g | 150g | 250g | 250g |
| Inlet&Outlet | OD 4.8mm/ID 2.6mm,hose suggestion:ID 4.0mm | |||
| Materials |
pump head Nylon, membrane EPDM , valve EPDM |
pump head Nylon, membrane EPDM / PTFE, valve EPDM / FPM |
pump head Nylon, membrane EPDM / PTFE, valve EPDM / FPM |
pump head Nylon, membrane EPDM / PTFE, valve EPDM / FPM |
| Wetted material options |
1.Optional membrane materials: 2.Optional valve materials: |
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Get more Technical data, Please Send message
CHINAMFG Diaphragm series gas pumps are the perfect combination of form and function. The use of a special diaphragm allows the pump to transfer both air and liquid efficiently. The compact lightweight unit offers optimum sizing for analytical equipment.
ADVANTAGES
♦ High pneumatic performance
♦ Compact size/high power density
♦ Uncontaminated flow – no contamination of the media due to oil-free operation
♦ Maintenance-free
♦ Long product life
♦ Low sound level
♦ Low power consumption
♦ Can operate in any orientation
♦ Suction
The versatility of CHINAMFG pumps allows a wide field of applications to be covered. Over many years our pumps have proved themselves in the following areas:
1.Industrial pressure and vacuum applications
2.Portable Analytical Instruments
3.Medical Equipment
4.Air Quality Sampling Monitors
5.Respiration Monitors
Performance Curve
More About Products
TOPS INDUSTRY AND TECHNOLOGY CO., LIMITED started in 2005, is the world’s leading supplier of micro
pump solutions, and won the “National High-tech Enterprise”. The company is mainly engaged in the research and development and manufacture of miniature brushless DC
pumps and miniature diaphragm pumps. 80% of the products are exported to high-end markets in Europe and
America, and are mainly used in water heaters, small household appliances, water heating mattresses, medical equipment, smart toilets, automobile circulation systems, etc. The company has always been known for its high quality and high batch consistency, and has established solid and good cooperative relations with many world-renowned brands, such as: Tesla, Whirlpool, Flextronics, Kohler, GE, Roca, KTM, Geberit, etc.
Get more Technical data, Please Send message
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Material: | Pump Head Nylon, Membrane EPDM / PTFE, Valve EPDM |
|---|---|
| Power: | Electric |
| Valve Body Type: | Diaphragm |
| Function: | Intelligent Type, Air Quality Sampling Monitors Respiration Monitors |
| Motor: | DC Brushless Motor |
| Lifetime: | 15, 000hours |
| Customization: |
Available
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Can Vacuum Pumps Be Used in the Aerospace Sector?
Vacuum pumps indeed have various applications in the aerospace sector. Here’s a detailed explanation:
Vacuum pumps play a crucial role in several areas of the aerospace industry, supporting various processes and systems. Some of the key applications of vacuum pumps in the aerospace sector include:
1. Space Simulation Chambers: Vacuum pumps are used in space simulation chambers to replicate the low-pressure conditions experienced in outer space. These chambers are utilized for testing and validating the performance and functionality of aerospace components and systems under simulated space conditions. Vacuum pumps create and maintain the necessary vacuum environment within these chambers, allowing engineers and scientists to evaluate the behavior and response of aerospace equipment in space-like conditions.
2. Propellant Management: In space propulsion systems, vacuum pumps are employed for propellant management. They help in the transfer, circulation, and pressurization of propellants, such as liquid rocket fuels or cryogenic fluids, in both launch vehicles and spacecraft. Vacuum pumps assist in creating the required pressure differentials for propellant flow and control, ensuring efficient and reliable operation of propulsion systems.
3. Environmental Control Systems: Vacuum pumps are utilized in the environmental control systems of aircraft and spacecraft. These systems are responsible for maintaining the desired atmospheric conditions, including temperature, humidity, and cabin pressure, to ensure the comfort, safety, and well-being of crew members and passengers. Vacuum pumps are used to regulate and control the cabin pressure, facilitating the circulation of fresh air and maintaining the desired air quality within the aircraft or spacecraft.
4. Satellite Technology: Vacuum pumps find numerous applications in satellite technology. They are used in the fabrication and testing of satellite components, such as sensors, detectors, and electronic devices. Vacuum pumps help create the necessary vacuum conditions for thin film deposition, surface treatment, and testing processes, ensuring the performance and reliability of satellite equipment. Additionally, vacuum pumps are employed in satellite propulsion systems to manage propellants and provide thrust for orbital maneuvers.
5. Avionics and Instrumentation: Vacuum pumps are involved in the production and testing of avionics and instrumentation systems used in aerospace applications. They facilitate processes such as thin film deposition, vacuum encapsulation, and vacuum drying, ensuring the integrity and functionality of electronic components and circuitry. Vacuum pumps are also utilized in vacuum leak testing, where they help create a vacuum environment to detect and locate any leaks in aerospace systems and components.
6. High Altitude Testing: Vacuum pumps are used in high altitude testing facilities to simulate the low-pressure conditions encountered at high altitudes. These testing facilities are employed for evaluating the performance and functionality of aerospace equipment, such as engines, materials, and structures, under simulated high altitude conditions. Vacuum pumps create and control the required low-pressure environment, allowing engineers and researchers to assess the behavior and response of aerospace systems in high altitude scenarios.
7. Rocket Engine Testing: Vacuum pumps are crucial in rocket engine testing facilities. They are utilized to evacuate and maintain the vacuum conditions in engine test chambers or nozzles during rocket engine testing. By creating a vacuum environment, these pumps simulate the conditions experienced by rocket engines in the vacuum of space, enabling accurate testing and evaluation of engine performance, thrust levels, and efficiency.
It’s important to note that aerospace applications often require specialized vacuum pumps capable of meeting stringent requirements, such as high reliability, low outgassing, compatibility with propellants or cryogenic fluids, and resistance to extreme temperatures and pressures.
In summary, vacuum pumps are extensively used in the aerospace sector for a wide range of applications, including space simulation chambers, propellant management, environmental control systems, satellite technology, avionics and instrumentation, high altitude testing, and rocket engine testing. They contribute to the development, testing, and operation of aerospace equipment, ensuring optimal performance, reliability, and safety.
What Is the Role of Vacuum Pumps in Pharmaceutical Manufacturing?
Vacuum pumps play a crucial role in various aspects of pharmaceutical manufacturing. Here’s a detailed explanation:
Vacuum pumps are extensively used in pharmaceutical manufacturing processes to support a range of critical operations. Some of the key roles of vacuum pumps in pharmaceutical manufacturing include:
1. Drying and Evaporation: Vacuum pumps are employed in drying and evaporation processes within the pharmaceutical industry. They facilitate the removal of moisture or solvents from pharmaceutical products or intermediates. Vacuum drying chambers or evaporators utilize vacuum pumps to create low-pressure conditions, which lower the boiling points of liquids, allowing them to evaporate at lower temperatures. By applying vacuum, moisture or solvents can be efficiently removed from substances such as active pharmaceutical ingredients (APIs), granules, powders, or coatings, ensuring the desired product quality and stability.
2. Filtration and Filtrate Recovery: Vacuum pumps are used in filtration processes for the separation of solid-liquid mixtures. Vacuum filtration systems typically employ a filter medium, such as filter paper or membranes, to retain solids while allowing the liquid portion to pass through. By applying vacuum to the filtration apparatus, the liquid is drawn through the filter medium, leaving behind the solids. Vacuum pumps facilitate efficient filtration, speeding up the process and improving product quality. Additionally, vacuum pumps can aid in filtrate recovery by collecting and transferring the filtrate for further processing or reuse.
3. Distillation and Purification: Vacuum pumps are essential in distillation and purification processes within the pharmaceutical industry. Distillation involves the separation of liquid mixtures based on their different boiling points. By creating a vacuum environment, vacuum pumps lower the boiling points of the components, allowing them to vaporize and separate more easily. This enables efficient separation and purification of pharmaceutical compounds, including the removal of impurities or the isolation of specific components. Vacuum pumps are utilized in various distillation setups, such as rotary evaporators or thin film evaporators, to achieve precise control over the distillation conditions.
4. Freeze Drying (Lyophilization): Vacuum pumps are integral to the freeze drying process, also known as lyophilization. Lyophilization is a dehydration technique that involves the removal of water or solvents from pharmaceutical products while preserving their structure and integrity. Vacuum pumps create a low-pressure environment in freeze drying chambers, allowing the frozen product to undergo sublimation. During sublimation, the frozen water or solvent directly transitions from the solid phase to the vapor phase, bypassing the liquid phase. Vacuum pumps facilitate efficient and controlled sublimation, leading to the production of stable, shelf-stable pharmaceutical products with extended shelf life.
5. Tablet and Capsule Manufacturing: Vacuum pumps are utilized in tablet and capsule manufacturing processes. They are involved in the creation of vacuum within tablet presses or capsule filling machines. By applying vacuum, the air is removed from the die cavity or capsule cavity, allowing for the precise filling of powders or granules. Vacuum pumps contribute to the production of uniform and well-formed tablets or capsules by ensuring accurate dosing and minimizing air entrapment, which can affect the final product quality.
6. Sterilization and Decontamination: Vacuum pumps are employed in sterilization and decontamination processes within the pharmaceutical industry. Autoclaves and sterilizers utilize vacuum pumps to create a vacuum environment before introducing steam or chemical sterilants. By removing air or gases from the chamber, vacuum pumps assist in achieving effective sterilization or decontamination by enhancing the penetration and distribution of sterilants. Vacuum pumps also aid in the removal of sterilants and residues after the sterilization process is complete.
It’s important to note that different types of vacuum pumps, such as rotary vane pumps, dry screw pumps, or liquid ring pumps, may be utilized in pharmaceutical manufacturing depending on the specific requirements of the process and the compatibility with pharmaceutical products.
In summary, vacuum pumps play a vital role in various stages of pharmaceutical manufacturing, including drying and evaporation, filtration and filtrate recovery, distillation and purification, freeze drying (lyophilization), tablet and capsule manufacturing, as well as sterilization and decontamination. By enabling efficient and controlled processes, vacuum pumps contribute to the production of high-quality pharmaceutical products, ensuring the desired characteristics, stability, and safety.
Can Vacuum Pumps Be Used in Laboratories?
Yes, vacuum pumps are extensively used in laboratories for a wide range of applications. Here’s a detailed explanation:
Vacuum pumps are essential tools in laboratory settings as they enable scientists and researchers to create and control vacuum or low-pressure environments. These controlled conditions are crucial for various scientific processes and experiments. Here are some key reasons why vacuum pumps are used in laboratories:
1. Evaporation and Distillation: Vacuum pumps are frequently used in laboratory evaporation and distillation processes. By creating a vacuum, they lower the boiling point of liquids, allowing for gentler and more controlled evaporation. This is particularly useful for heat-sensitive substances or when precise control over the evaporation process is required.
2. Filtration: Vacuum filtration is a common technique in laboratories for separating solids from liquids or gases. Vacuum pumps create suction, which helps draw the liquid or gas through the filter, leaving the solid particles behind. This method is widely used in processes such as sample preparation, microbiology, and analytical chemistry.
3. Freeze Drying: Vacuum pumps play a crucial role in freeze drying or lyophilization processes. Freeze drying involves removing moisture from a substance while it is in a frozen state, preserving its structure and properties. Vacuum pumps facilitate the sublimation of frozen water directly into vapor, resulting in the removal of moisture under low-pressure conditions.
4. Vacuum Ovens and Chambers: Vacuum pumps are used in conjunction with vacuum ovens and chambers to create controlled low-pressure environments for various applications. Vacuum ovens are used for drying heat-sensitive materials, removing solvents, or conducting reactions under reduced pressure. Vacuum chambers are utilized for testing components under simulated space or high-altitude conditions, degassing materials, or studying vacuum-related phenomena.
5. Analytical Instruments: Many laboratory analytical instruments rely on vacuum pumps to function properly. For example, mass spectrometers, electron microscopes, surface analysis equipment, and other analytical instruments often require vacuum conditions to maintain sample integrity and achieve accurate results.
6. Chemistry and Material Science: Vacuum pumps are employed in numerous chemical and material science experiments. They are used for degassing samples, creating controlled atmospheres, conducting reactions under reduced pressure, or studying gas-phase reactions. Vacuum pumps are also used in thin film deposition techniques like physical vapor deposition (PVD) and chemical vapor deposition (CVD).
7. Vacuum Systems for Experiments: In scientific research, vacuum systems are often designed and constructed for specific experiments or applications. These systems can include multiple vacuum pumps, valves, and chambers to create specialized vacuum environments tailored to the requirements of the experiment.
Overall, vacuum pumps are versatile tools that find extensive use in laboratories across various scientific disciplines. They enable researchers to control and manipulate vacuum or low-pressure conditions, facilitating a wide range of processes, experiments, and analyses. The choice of vacuum pump depends on factors such as required vacuum level, flow rate, chemical compatibility, and specific application needs.
editor by Dream 2024-05-16
China best Air Cooled Screw Vacuum Pumps for Vacuum Evaporation vacuum pump engine
Product Description
Product Description
Dry screw vacuum pump, is the use of a pair of screw, made in the pump shell synchronous high-speed reverse rotation of the effects of the suction and exhaust and suction device, 2 screw fine dynamic balancing correction, and is supported by bearings, is installed in the pump shell, between screw and screw has a certain gap, so the pump work, no friction between each other, smooth running, low noise, Working chamber without lubricating oil, therefore, dry screw pump can remove a lot of steam and a small amount of dust gas occasions, higher limit vacuum, lower power consumption, energy saving, maintenance-free and other advantages.
Our Advantages
There is no medium in the working chamber, which can obtain a clean vacuum.
. No clearance between rotating parts, high speed operation, small overall volume.
There is no compression in the gas, suitable for extraction of coagulable gas.
Can remove a lot of steam and a small amount of dust gas occasions.
. High vacuum, the ultimate vacuum up to 1 Pa.
Screw material is high strength special material, material density, wear resistance, stable performance.
No friction rotating parts, low noise.
. Simple structure, convenient maintenance.
Wider range of use: corrosive environment can be used.
No oil consumption, no water.
Pump gas directly discharged from the pump body, no pollution of water, no environmental pressure, more convenient gas recovery.
It can be composed of oil-free unit with Roots pump and molecular pump.
Typical Use
——Oil and gas recovery. ——Biological medicine ——Food Processing —— Single crystal furnace
——Vacuum forming ——Vacuum flame refining ——Electronic photovoltaic. ——Semiconductor synthesis
Product Parameters
| Type | Basic parameters | ||||||||
| Pumping speed m3/h |
Presure limit(Pa) | Power (kW) | revolution (rpm) | Inlet caliber mm |
outlet caliber mm | Cooling water volume L/min |
noise dB(A) | Overall dimension (length*width*height) mm |
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| LGV-180 | 180 | 5 | 4 | 2900 | 40 | 40 | 2 | < 78 | 1157x375x734 |
| LGV-250 | 250 | 5 | 5.5 | 2900 | 50 | 40 | 5.5 | <78 | 1462x417x820 |
| LGV-360 | 360 | 5 | 7.5 | 2900 | 50 | 40 | 4 | W78 | 1462x455x820 |
| LGV-540 | 540 | 5 | 11 | 2900 | 65 | 50 | 8 | W80 | 1578x543x860 |
| LGV-720 | 720 | 5 | 15 | 2900 | 80 | 65 | 10 | <80 | 1623x562x916 |
| LGV-1100 | 1100 | 5 | 22 | 2900 | 100 | 80 | 14 | w 80 | 1866x598x1050 |
| LG V-1800 | 1800 | 5 | 37 | 2900 | 150 | 100 | 20 | w 80 | 2092×951 x 1150 |
Characteristic Curve
Detailed Photos
General Manager Speech
Deeply cultivate the vacuum technology, and research,develop and manufacture the vacuum equipment to provide the best solution in the vacuum field and make the vacuum application easier.
Company Profile
ZheJiang Kaien Vacuum Technology Co., Ltd. is a high-tech enterprise integrating R & D, production and operation of vacuum equipment. The company has strong technical force, excellent equipment and considerate after-sales service. The product manufacturing process is managed in strict accordance with IS09001 quality system. It mainly produces and sells screw vacuum pump, roots pump, claw vacuum pump, runoff vacuum pump, scroll pump, water ring vacuum pump, vacuum unit and other vacuum systems.
The company’s products have been for a number of food, medicine, refrigeration, drying plants and a number of transformer related equipment manufacturers for vacuum equipment. The products are widely used in vacuum drying and dehydration, kerosene vapor phase drying, vacuum impregnation, vacuum metallurgy, vacuum coating, vacuum evaporation, vacuum concentration, oil and gas recovery, etc.
The company cooperates with colleges and universities to research and develop core technologies, and owns dozens of independent intellectual property patents. Adhering to the basic tenet of quality, reputation and service, the company takes leading-edge technology of vacuum pump as its own responsibility, and wholeheartedly serves customers of vacuum equipment application in various industries with rigorous working attitude and professional working style.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | Lifetime Paid Service |
|---|---|
| Warranty: | One Year |
| Oil or Not: | Oil Free |
| Structure: | Screw |
| Exhauster Method: | Entrapment Vacuum Pump |
| Vacuum Degree: | High Vacuum |
| Customization: |
Available
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Can screw vacuum pumps be used in food processing and packaging industries?
Yes, screw vacuum pumps can be used in food processing and packaging industries. Here’s a detailed explanation of their suitability and applications in these industries:
1. Vacuum Packaging:
Screw vacuum pumps are commonly used in vacuum packaging applications within the food industry. Vacuum packaging helps extend the shelf life of food products by removing air from the packaging, reducing spoilage, and preserving freshness. Screw vacuum pumps create the necessary vacuum environment by efficiently evacuating air from the packaging containers or bags. Their oil-free operation ensures that there is no risk of oil contamination in the packaged food, making them ideal for maintaining food quality and safety standards.
2. Food Processing:
Screw vacuum pumps are also suitable for various food processing applications. They can be used in processes such as deaeration, freeze drying, and evaporation. In deaeration processes, screw vacuum pumps efficiently remove air and gases from food mixtures, improving the quality and texture of the final product. In freeze drying, screw vacuum pumps facilitate the removal of moisture from frozen food products, preserving their nutritional value and extending their shelf life. Similarly, in evaporation processes, screw vacuum pumps help create the necessary vacuum conditions for concentrating liquids and reducing their volume, such as in the production of fruit juices or dairy products.
3. Sanitary Design:
Screw vacuum pumps designed for food processing and packaging industries often incorporate sanitary features to meet strict hygiene standards. These pumps are constructed with materials that are resistant to corrosion and can withstand frequent cleaning and sterilization processes. They may also have smooth surfaces, rounded edges, and minimal crevices to prevent the accumulation of food particles or bacteria. Sanitary design ensures compliance with food safety regulations and facilitates easy cleaning, reducing the risk of contamination and ensuring the integrity of the food products.
4. Contamination Prevention:
The oil-free operation of screw vacuum pumps is particularly advantageous in food processing and packaging industries. Since oil-free pumps eliminate the risk of oil contamination, they are suitable for processes where maintaining the purity and quality of food products is critical. Oil contamination can affect the taste, odor, and overall quality of food items. By using oil-free screw vacuum pumps, manufacturers can ensure that their products remain uncontaminated and meet the required food safety standards.
5. Efficiency and Reliability:
Screw vacuum pumps are known for their efficiency and reliability. They offer consistent performance and can handle varying load demands effectively. This is beneficial in food processing and packaging industries, where the production volumes can vary, and reliable vacuum generation is crucial. The robust design and low maintenance requirements of screw vacuum pumps contribute to their overall reliability, minimizing downtime and ensuring continuous operation in food processing and packaging facilities.
6. Compliance with Regulations:
Screw vacuum pumps designed for food processing and packaging industries are often manufactured to comply with relevant regulations and standards. These pumps may adhere to guidelines such as the Food and Drug Administration (FDA) regulations or the European Hygienic Engineering and Design Group (EHEDG) standards. Compliance with these regulations ensures that the equipment meets the necessary hygiene and safety requirements for food processing and packaging applications.
In summary, screw vacuum pumps can be effectively used in food processing and packaging industries. Their applications include vacuum packaging, food processing processes like deaeration, freeze drying, and evaporation. With their sanitary design, contamination prevention capabilities, efficiency, reliability, and compliance with regulations, screw vacuum pumps offer reliable and safe vacuum solutions for the food industry.
What is the range of vacuum levels that screw vacuum pumps can achieve?
Screw vacuum pumps are capable of achieving a wide range of vacuum levels, depending on the specific design and operating characteristics of the pump. Here is a detailed explanation of the typical range of vacuum levels that screw vacuum pumps can achieve:
1. Low Vacuum:
Screw vacuum pumps can operate in the low vacuum range, typically defined as vacuum levels between atmospheric pressure (760 torr) and around 1 torr. In this range, screw vacuum pumps can efficiently handle applications that require moderate vacuum levels, such as packaging, drying processes, and general industrial applications.
2. Medium Vacuum:
Screw vacuum pumps are also suitable for medium vacuum applications, which typically range from about 1 torr down to approximately 10^-3 torr (or 0.001 torr). In this range, screw vacuum pumps offer reliable performance and can be used in various industries and processes, including chemical processing, vacuum distillation, freeze drying, and composite manufacturing.
3. High Vacuum:
While screw vacuum pumps are not typically used for achieving ultra-high vacuum levels, they can still operate in the high vacuum range. High vacuum is generally defined as vacuum levels below 10^-3 torr (or 0.001 torr) down to around 10^-6 torr (or 0.000001 torr). Screw vacuum pumps can be employed in high vacuum applications where slightly higher pressures are acceptable, such as in research laboratories, vacuum coating, and some semiconductor manufacturing processes.
It’s important to note that the achievable vacuum levels may vary depending on factors such as the specific design and size of the screw vacuum pump, the gas composition being pumped, system conductance, and the presence of any leaks or contaminants in the vacuum system. Additionally, the performance of a screw vacuum pump may also be influenced by the process conditions and the specific application requirements.
In summary, screw vacuum pumps can achieve vacuum levels ranging from low vacuum (around 1 torr) to medium vacuum (down to approximately 10^-3 torr) and can also operate in the high vacuum range (below 10^-3 torr). The appropriate range of vacuum level for a specific application should be determined based on the process requirements, industry standards, and the capabilities of the screw vacuum pump.
What are the typical applications of screw vacuum pumps in various industries?
Screw vacuum pumps find a wide range of applications across various industries due to their efficiency, reliability, and versatility. Here are some typical applications of screw vacuum pumps in different industries:
Chemical Processing:
- Vacuum distillation and drying processes
- Vacuum filtration and solvent recovery
- Crystallization and evaporation systems
- Chemical reactors and vacuum drying ovens
Pharmaceuticals:
- Vacuum drying and freeze-drying of pharmaceutical products
- Deaeration and degassing processes
- Vacuum packaging and sealing
- Purification and distillation of pharmaceutical compounds
Food and Beverage:
- Deaeration and removal of dissolved gases in food and beverage products
- Evaporation and concentration processes
- Freeze drying and vacuum packaging
- Vacuum cooling and drying of food products
Power Generation:
- Steam condenser and turbine exhaust applications
- Deaeration and vacuum systems in power plants
- Vacuum distillation in the production of power plant chemicals
- Transformer drying and impregnation
Electronics Manufacturing:
- Vacuum drying and degassing of electronic components
- Vacuum soldering and brazing processes
- Thin film deposition and vacuum coating
- Printed circuit board manufacturing
Wastewater Treatment:
- Vacuum filtration and sludge dewatering
- Vacuum degassing and deaeration of wastewater
- Evaporation and concentration of wastewater streams
Environmental Applications:
- Landfill gas recovery and treatment
- Vacuum drying and deodorization in waste management
- Vacuum systems for air pollution control
Other Industries:
- Oil and gas industry for vapor recovery and gas processing
- Automotive industry for vacuum metallurgy and component manufacturing
- Textile industry for vacuum drying and deaeration of fabrics
- Research and development laboratories for various scientific applications
These are just a few examples of the many applications of screw vacuum pumps in various industries. The versatility and reliability of screw vacuum pumps make them suitable for a wide range of vacuum-related processes, enabling enhanced productivity, improved product quality, and cost savings in diverse industrial settings.
editor by Dream 2024-05-14
China Hot selling Industrial Vacuum Pump High Pressure Air Blower Xgb Vortex Gas Air Pump CNC Machine Compressor Vacuum Pump for CNC Router Tableno Reviews Yet vacuum pump engine
Product Description
Product Description
Customized support OEM
Place of Origin China
Power Source Electric
Structure Vacuum Pump
Warranty 1 year
Brand Name lq
Model Number customized
Horsepower /
Outlet Size /
Power /
motor /
Product name air pump
Voltage 380V
Warranty 1year
Material aluminium alloy
Type air
Keywords pump
MOQ 1set
frequency 50/60 Hz
phase 3 phase
Certification ce
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| Product Name: | Air Pump |
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| Voltage: | 380V |
| Warranty: | 1year |
| Material: | Aluminium Alloy |
| Type: | Air |
| Keywords: | Pump |
| Customization: |
Available
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Types of vacuum pumps
A vacuum pump is a device that draws gas molecules from a sealed volume and maintains a partial vacuum. Its job is to create a vacuum in a volume, usually one of several. There are several types of vacuum pumps, such as root pumps, diaphragm pumps, rotary piston pumps, and self-priming centrifugal pumps.
The diaphragm pump is a dry positive displacement vacuum pump
Diaphragm pumps are a versatile type of vacuum pump. They can be installed in a variety of scenarios including container emptying, positive suction, and simultaneous fluid mixing. Their performance depends on the stiffness and durability of the diaphragm, which in turn depends on the material.
They have good performance when running in dry mode. Diaphragm pumps work very similarly to the human heart, which is why they are often used to create artificial hearts. In addition, the diaphragm pump is self-priming and has high efficiency. They are also capable of handling the most viscous liquids and are used in almost all industries.
However, this type of pump has several disadvantages. One of them is that they are difficult to restart after a power outage. Another disadvantage is that they can generate a lot of heat. Fortunately, this heat is carried away by airflow. However, this heat builds up in the multistage pump. If this happens, the diaphragm or motor may be damaged. Diaphragm pumps operating in two or more stages should be fitted with solenoid valves to maintain vacuum stability.
Diaphragm pumps are a good choice for drying processes where hygiene is important. These pumps have check valves and rubber or Teflon diaphragms. Diaphragm pumps are also ideal for high viscosity applications where shear sensitivity is important.
Roots pumps are dry method centrifugal pumps
Roots pumps use a vane rotor pump with two counter-rotating vanes that move in opposite directions to move the gas. They are often the first choice for high-throughput process applications. Depending on the size and number of blades, they can withstand up to 10 Torr.
Centrifugal pumps have several advantages, including the ability to handle corrosive fluids and high temperatures. However, when choosing a pump, it is essential to choose a reputable manufacturer. These companies will be able to advise you on the best pump design for your needs and provide excellent after-sales support. Roots pumps can be used in a wide range of industrial applications including chemical, food, and biotechnology.
The Roots pump is a dry centrifugal pump whose geometry enables it to achieve high compression ratios. The screw rotors are synchronized by a set of timing gears that allow gas to pass in both directions and create a compressed state in the chamber. The pre-compressed gas is discharged through a pressure connection and cooled with water. Some pumps are also able to accept additional cooling gas, but this should be done with caution.
The size of the impeller plays an important role in determining the pump head. The impeller diameter determines how high the pump can lift the liquid. Impeller speed also affects the head. Since the head is proportional to the specific gravity of the liquid, the available suction pressure will be proportional to the density of the liquid. The density of water is about 1.2 kg/m3, and the suction pressure of the centrifugal pump is not enough to lift the water.
The rotary vane pump is a self-priming centrifugal pump
A rotary vane pump is a centrifugal pump with a circular pump head and a cycloid cam that supports the rotor. The rotor is close to the cam wall, and two side plates seal the rotor. Vanes in vane pumps are installed in these cavities, and the rotor rotates at high speed, pushing fluid in and out of the pump. The pump offers several advantages, including a reversible design and the ability to handle a wide variety of clean fluids.
Agknx Pumps manufactures a wide range of vane pumps that combine high performance, low cost, and easy maintenance. These pumps handle medium to high viscosity liquids up to 500 degrees Fahrenheit and 200,000 SSU.
The suction side of the rotary vane pump has a discharge port, and the valve prevents the backflow of the discharge air. When the maximum pressure is reached, the outlet valve closes to prevent the backflow of exhaust gas. The mechanical separation step separates the oil from the gas in the pump circuit and returns the remaining oil particles to the sump. The float valve then reintroduces these oil particles into the oil circuit of the pump. The gas produced is almost oil-free and can be blown out of a pipe or hose.
Rotary vane pumps are self-priming positive displacement pumps commonly used in hydraulic, aeration, and vacuum systems. Unlike gear pumps, rotary vane pumps can maintain high-pressure levels while using relatively low suction pressures. The pump is also very effective when pumping viscous or high-viscosity liquids. 
Rotary piston pumps are dry method positive displacement pumps
Rotary piston pumps are dry positive displacement pumps designed to deliver high-viscosity fluids. They are capable of pumping a variety of liquids and can run dry without damaging the liquid. Rotary piston pumps are available in a variety of designs. Some are single shafts, some are two shafts and four bearings.
Positive displacement pumps operate slower than centrifugal pumps. This feature makes the positive displacement pump more sensitive to wear. Piston and plunger reciprocating pumps are particularly prone to wear. For more demanding applications, progressive cavity, diaphragm or lobe pumps may be a better choice.
Positive displacement pumps are typically used to pump high-viscosity fluids. This is because the pump relies on a mechanical seal between the rotating elements and the pump casing. As a result, when fluids have low viscosity, their performance is limited. Additionally, low viscosity fluids can cause valve slippage.
These pumps have a piston/plunger arrangement using stainless steel rotors. Piston/piston pumps have two cavities on the suction side. The fluid then flows from one chamber to the other through a helical motion. This results in very low shear and pulsation rates. The pump is usually installed in a cylindrical housing.
Rotary vane pump corrosion resistance
Rotary vane vacuum pumps are designed for use in a variety of industries. They feature plasma-treated corrosion-resistant parts and anti-suck-back valves to help reduce the number of corrosive vapors entering the pump. These pumps are commonly used in freeze dryers, vacuum ovens, and degassing processes. The high flow rates they provide in their working vacuum allow them to speed up processes and reduce the time it takes to run them. Plus, they have energy-efficient motors and silent volume. <br/While rotary vane vacuum pumps are relatively corrosion resistant, they should not be used for aggressive chemicals. For these chemicals, the most suitable pump is the chemical mixing pump, which combines two types of pumps to improve corrosion resistance. If the application requires a more powerful pump, a progressive cavity pump (eg VACUU*PURE 10C) is suitable.
Oil seals used in rotary vane pumps are important to pump performance. The oil seal prevents corrosion of the aluminum parts of the rotary vane pump and prolongs the service life. Most rotary vane vacuum pumps have a standard set of components, although each component may have different oil seals.
Rotary vane vacuum pumps are the most common type of positive displacement pump. They provide quiet operation and long service life. They are also reliable and inexpensive and can be used in a variety of applications. 
Roots pumps are primarily used as a vacuum booster
Root vacuum pumps are mainly used as vacuum boosters in industrial applications. They need a thorough understanding of operating principles and proper maintenance to function properly. This course is an introduction to Roots vacuum pumps, covering topics such as pump principles, multi-stage pumps, temperature effects, gas cooling, and maintenance.
Roots pumps have many advantages, including compact and quiet operation. They do not generate particles and have a long service life. They also don’t require oil and have a small footprint. However, Roots pumps have several disadvantages, including relatively high maintenance costs and low pumping speeds near atmospheric pressure.
Root vacuum pumps are often used with rotary vane vacuum pumps. They work on the same principle, the air enters a conveying unit formed by two rolling pistons in the housing. The piston heads are separated from each other, and the air passes through the unit without being reduced until it is discharged. When the air in the next unit reaches a higher absolute pressure, it is expelled from the last unit.
Roots pumps can be classified as sheathed or sealed. Roots pumps with sealed motors are suitable for pumping toxic gases. They have less clearance between the stator and motor rotor and have a sealed tank.
editor by Dream 2024-05-10
China Good quality Oil Air Cooled Series Screw Vacuum Pump for Electronics Industry and Semiconductor Oil Low Price High Efficient vacuum pump ac
Product Description
EXTERIOR DESIGN INTERIOR DESIGN
ZheJiang CHINAMFG Machinery Manufacturing Co. , Ltd. is located in HangZhou, ZheJiang .CHINAMFG is a comprehensive screw air compressor
manufacturer that engaged in R & D, design, production and sales. It has a plant of 20,000 square meters, including a large production workshop,
a comprehensive first-class exhibition hall and a testing laboratory.
CHINAMFG has excellent mechanical engineering designers, an experienced staff team and a professional management team. The production
concept focuses on energy-saving and is committed to perfecting and improving the technological process in order to get the core technology
of super frequency energy-saving, achieving the characteristics of mute, durability, power saving and safety.
The company has 9 series of products with multiple models. Including Fixed speed air compressor, PM VSD air compressor, PM VSD
two-stage air compressor, 4-in-1 air compressor, Oil free water lubrcating air compressor, Diesel portable screw air compressor, Electric
portable screw air compressor, Air dryer, Adsorption machine and the matching spare parts. CHINAMFG adheres to the business philosophy of
cooperation and mutual benefit to provide a one-stop service for every customer!
CHINAMFG air compressors not only cover the domestic market but also are exported to more than 20 countries and regions such as South
Africa, Australia, Thailand, Russia, Argentina, Canada and so on. CHINAMFG products have won a good reputation from users for their excellent
quality and style. The company has always adhered to the concept of quality first, service first and dedication to providing every customer with
excellent products and meticulous after-sales service!
CHINAMFG warmly welcome customers to visit our factory and establish a wide range of cooperation!
Frequency Asked Question:
Q1: Are you factory or trade company?
A1: We are factory.
Q2: What the exactly address of your factory?
A2: Our Factory is Located in Xihu (West Lake) Dis. County, HangZhou City, ZheJiang Province, China.
Q3: Will you provide spare parts of your products?
A3: Yes, We provide all parts to customer, so you can do repair or maintenance without trouble.
Q4: Can you accept OEM orders?
A4: Yes, with professional design team, OEM orders are highly welcome.
Q5: How long will you take to arrange production?
A5: Immediate delivery for stock products.380V 50HZ we can delivery the goods within 3-15 days. Other voltage or other color we will delivery within 25-30 days.
Q6: Warranty terms of your machine?
A6: Two years warranty for the machine and technical support always according to your needs.
Q7: Can you provide the best price?
A7:According to your order, we will provide you the best price. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | 24 Hours |
|---|---|
| Warranty: | 1 Year, 2 Year |
| Lubrication Style: | Lubricated |
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Horizontal |
| Customization: |
Available
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How do screw vacuum pumps compare to other types of vacuum pumps in terms of performance?
Screw vacuum pumps offer several advantages and unique characteristics compared to other types of vacuum pumps. Here’s a detailed explanation of how screw vacuum pumps compare to other vacuum pump types in terms of performance:
1. Efficiency and Energy Consumption:
Screw vacuum pumps are known for their high efficiency and energy-saving capabilities. Compared to other types of vacuum pumps, such as rotary vane pumps or liquid ring pumps, screw vacuum pumps typically have a higher efficiency rating. They achieve this through design features like internal compression, which minimizes energy losses and reduces power consumption. The efficient operation of screw vacuum pumps can result in lower operating costs and reduced environmental impact.
2. Vacuum Level and Flow Rate:
Screw vacuum pumps are capable of achieving both high vacuum levels and high flow rates. They are particularly well-suited for applications requiring a wide operating range, from low to medium vacuum levels. While other types of pumps, like rotary vane pumps, may excel in certain vacuum ranges, screw vacuum pumps offer a versatile performance that suits a variety of industrial applications.
3. Handling of Wet and Contaminated Gases:
Screw vacuum pumps exhibit good tolerance for wet and contaminated gases. They can handle gases containing moisture, condensable vapors, particulates, or even liquid droplets without significant performance degradation. This capability makes screw vacuum pumps suitable for applications where the pumped gases may contain impurities or where condensation is likely to occur. In comparison, some other types of pumps may be more sensitive to moisture or require additional equipment, such as gas traps or separators, to handle wet or contaminated gases effectively.
4. Reliability and Maintenance:
Screw vacuum pumps are generally known for their reliability and low maintenance requirements. They have a robust design with fewer moving parts compared to certain types of pumps, such as rotary vane pumps or liquid ring pumps. This simpler design contributes to reduced wear and tear, resulting in longer service intervals and lower maintenance costs. Additionally, screw vacuum pumps often have longer service life due to their durable construction and efficient operation.
5. Noise and Vibration:
Screw vacuum pumps tend to produce lower noise levels and vibration compared to some other types of pumps. The design of screw vacuum pumps, with balanced rotors and reduced internal clearances, helps minimize noise and vibration during operation. This characteristic can be advantageous in applications where noise reduction and a quieter working environment are desired.
6. Size and Compactness:
Screw vacuum pumps are generally compact in size, making them suitable for installations where space is limited. Their compact design allows for easier integration into existing systems or equipment layouts. In comparison, some other types of pumps, such as liquid ring pumps or some types of dry pumps, may have larger footprints or require additional ancillary equipment, which can pose challenges in space-constrained environments.
7. Specific Application Considerations:
It’s important to note that the choice of vacuum pump type should consider the specific requirements of the application. While screw vacuum pumps offer numerous advantages, certain applications may benefit from the characteristics of other vacuum pump types. For example, oil-sealed rotary vane pumps may be preferred in applications requiring very high vacuum levels, while dry scroll pumps may be suitable for oil-free or cleanroom environments.
In summary, screw vacuum pumps offer high efficiency, versatility in vacuum level and flow rate, good tolerance for wet and contaminated gases, reliability with low maintenance requirements, reduced noise and vibration levels, compactness, and space-saving advantages. However, it is crucial to evaluate the specific needs of the application and consult with experts to determine the most suitable vacuum pump type for optimal performance and efficiency.
Can screw vacuum pumps be used in pharmaceutical and chemical industries?
Yes, screw vacuum pumps can be used in both the pharmaceutical and chemical industries. Here’s a detailed explanation of their applications and benefits in these industries:
Pharmaceutical Industry:
In the pharmaceutical industry, screw vacuum pumps play a crucial role in various processes, including:
1. Drying and Dehydration: Screw vacuum pumps are used for drying pharmaceutical products, such as tablets, powders, and granules. They create a vacuum environment that facilitates the removal of moisture, ensuring product stability and extending shelf life.
2. Distillation and Evaporation: Screw vacuum pumps are employed in distillation and evaporation processes to remove solvents, concentrate solutions, or separate components. They enable precise control over temperature and pressure conditions, ensuring efficient and high-quality separation of pharmaceutical compounds.
3. Filtration and Sterilization: Screw vacuum pumps are utilized in filtration systems to create suction for the filtration of pharmaceutical liquids and solutions. They are also employed in sterilization processes, such as autoclaves, where they help create the necessary vacuum conditions for steam sterilization.
4. Freeze Drying: Screw vacuum pumps are commonly used in freeze drying, also known as lyophilization, which is a widely used method for preserving sensitive pharmaceutical products. They facilitate the removal of water from frozen products under vacuum, preserving their structure, stability, and efficacy.
Chemical Industry:
In the chemical industry, screw vacuum pumps find applications in various processes, including:
1. Vacuum Distillation: Screw vacuum pumps are employed in vacuum distillation processes to separate and purify chemical compounds based on their boiling points. They create a vacuum environment that lowers the boiling points of the substances, enabling more efficient separation and reducing the energy required for the process.
2. Solvent Recovery: Screw vacuum pumps are used for solvent recovery in chemical production. They help remove solvents from mixtures, allowing for their reuse and reducing waste and environmental impact.
3. Vacuum Filtration: Screw vacuum pumps are utilized in vacuum filtration systems to facilitate the separation of solids from liquids or gases. They create suction that aids in the filtration process, improving efficiency and throughput.
4. Reactor Applications: Screw vacuum pumps are employed in various reactor applications, including creating vacuum conditions for chemical reactions that require low pressure or removing byproducts or unreacted gases from the reaction vessel.
Benefits:
There are several benefits of using screw vacuum pumps in the pharmaceutical and chemical industries:
1. Efficiency: Screw vacuum pumps offer high pumping speeds, allowing for rapid evacuation and faster processing times in pharmaceutical and chemical processes.
2. Control: Screw vacuum pumps can be easily integrated into automated systems, allowing for precise control and adjustment of vacuum levels, temperature, and other process parameters.
3. Versatility: Screw vacuum pumps can handle a wide range of chemical compounds and pharmaceutical products, making them suitable for diverse applications in these industries.
4. Reliability: Screw vacuum pumps are known for their robust construction and reliable performance, ensuring continuous operation and minimizing downtime.
5. Oil-Free Operation: Many screw vacuum pumps are designed for oil-free operation, which is essential in pharmaceutical and chemical applications where contamination from lubricating oil must be avoided.
6. Compliance: Screw vacuum pumps can meet the stringent requirements and standards of the pharmaceutical and chemical industries, including Good Manufacturing Practice (GMP) guidelines and safety regulations.
In summary, screw vacuum pumps are well-suited for applications in the pharmaceutical and chemical industries. Their efficiency, control capabilities, versatility, reliability, oil-free operation, and compliance with industry standards make them valuable assets in various processes, ranging from drying and distillation to filtration and sterilization.
What are the different types of screw vacuum pumps available in the market?
There are several different types of screw vacuum pumps available in the market, each with its own design and operating characteristics. Here are some of the commonly used types of screw vacuum pumps:
1. Single-Stage Screw Vacuum Pumps:
Single-stage screw vacuum pumps consist of a single pair of intermeshing screws (rotors) that rotate to create vacuum. These pumps are commonly used for low to medium vacuum applications and can achieve a wide range of vacuum levels. Single-stage screw vacuum pumps are known for their compact design, high pumping speed, and efficient operation.
2. Multi-Stage Screw Vacuum Pumps:
Multi-stage screw vacuum pumps consist of multiple stages, each with its own pair of intermeshing screws. The gas or vapor is sequentially compressed and evacuated through multiple stages, allowing for higher vacuum levels to be achieved. Multi-stage screw vacuum pumps are suitable for applications requiring deeper vacuum levels, such as in chemical processing, power generation, and semiconductor manufacturing.
3. Dry Screw Vacuum Pumps:
Dry screw vacuum pumps operate without the use of any lubricating fluid in the pumping chamber. These pumps rely on tight clearances between the rotors and housing to create a seal and achieve vacuum. Dry screw vacuum pumps are preferred in applications where oil contamination or the presence of lubricating fluids is undesirable, such as in the electronics, pharmaceutical, and food processing industries.
4. Liquid Ring Screw Vacuum Pumps:
Liquid ring screw vacuum pumps combine the principles of liquid ring vacuum pumps and screw vacuum pumps. These pumps use a liquid ring as the sealing and compression medium, while the screws provide the positive displacement action. Liquid ring screw vacuum pumps are known for their capability to handle wet processes and carryover of liquid or condensable vapors. They are commonly used in applications where both liquid and gas handling is required, such as in chemical processing, wastewater treatment, and oil refining.
5. Variable Pitch Screw Vacuum Pumps:
Variable pitch screw vacuum pumps feature rotors with varying helical pitches along their length. This design allows for better optimization of the compression process and improved efficiency. Variable pitch screw vacuum pumps are often used in applications that require a wide operating range and high efficiency, such as in semiconductor manufacturing, research laboratories, and vacuum coating processes.
6. Oil-Injected Screw Vacuum Pumps:
Oil-injected screw vacuum pumps utilize injected oil as a sealing and lubricating medium. The oil creates a seal between the rotors and housing and provides lubrication to minimize friction. These pumps are commonly used in industrial applications where a higher level of vacuum is required, such as in power plants, chemical processes, and central vacuum systems.
7. Oil-Free Screw Vacuum Pumps:
Oil-free screw vacuum pumps are designed to operate without the use of any lubricating oil or fluid. These pumps employ alternative methods, such as dry running or the use of non-contacting technologies, to achieve the necessary sealing and lubrication. Oil-free screw vacuum pumps are favored in applications where oil contamination is a concern, such as in electronics manufacturing, pharmaceutical production, and food processing.
These are just a few examples of the different types of screw vacuum pumps available in the market. The choice of the most suitable type depends on specific application requirements, desired vacuum levels, process conditions, and industry standards.
editor by Dream 2024-05-07
China wholesaler CHINAMFG Small High Performance High Pressure Diaphragm DC Air Pump, Mini Membrane Brush DC Vacuum Pump with Good quality
Product Description
Topsflo Small High Performance High Pressure Diaphragm DC Air Pump, Mini Membrane Brush DC Vacuum Pump
Description:
CHINAMFG micro diaphragm pumps and compressors are based on a simple principal, the circular power from the motor is converted into oscillating movement by an eccentric, which moves up and down its central point, this motion is then transferred to a diaphragm by means of a connecting rod, an elastic diaphragm, which in conjunction with an inlet and outlet valve creates a pumping action.
The TM 40 Series offers multiple component configurations allowing them to be used for either vacuum operation, pressure operation, or alternating vacuum and pressure operations.The innovative, compact design incorporates leading edge technologies that allow it to operate harder, quieter and longer, reliabler, highly efficient.
TM 40 pumps can be mounted in any position and can deliver up to 13 l/min, 16L/min (dual head) depending on the model and will operate against pressures of up to 280Kpa.
Specification:
| Model |
Pressure Pump | Vacuum Pump | Rated Voltage | No-load Current | Max Pressure | Max Vacuum | Max Flow |
| (Item Number) | (Item Number) | (Vdc) | (A) | (KPa) | (KPa) | (L/min) | |
| TM40-B | TM40A-B01-12-P22013 | TM40A-B01-12-V8013 | 12 | 0.7 | 220 | -80 | 13 |
| TM40-B02-12-P28016 | TM40A-B02-12-V8016 | 12 | 1.2 | 280 | -80 | 16 | |
| ” P ” means pressure pump, ” V ” means vacuum pump, “12/24” means different voltages optional. | |||||||
| Pump Weight:280g; Pump Size:86*mm*65mm*40.5mm; Inlet&Outlet:OD 6.5mm/ID 3.4mm,hose suggestion:ID 5.0mm | |||||||
| Materials:pump head Nylon, membrane EPDM, valve EPDM Motor type and code:”B”means economical brush DC motor (reference lifetime ≥1,000hours) |
|||||||
Features:
Highest Performance/Size Ratio
Innovative and efficient engineering designs enable the TM 40 Series to push the performance envelope in a lightweight, compact size.
Performs Quieter
Optimized head, chamber, and flow path reduce noise without compromising performance.
Lasts Reliably Longer
Uncontaminated flow
no contamination of the media due to oil-free operation
Little vibration
Because of leading edge technologies, top quality bearing, superior brushless motor
High level of gas tightness
thanks to stress-optimised structured diaphragm, newly-designed valves and sealing systems, precise placement of the pump head
Extreme chemical resistance
The use of chemically resistant materials optional such as PTFE FKM or other ,material combinations for the parts which allows the corrosive gas to be pumped.
Optimal solution for your application
a wide standard range of materials, motors , voltages configurates multiple components system selected
Typical Application:
Industrial pressure and vacuum applications
Portable Analytical Instruments
Medical Diagnostic Equipment
Air Quality Sampling Monitors
Respiration Monitors
Gas or Odor Leak Detectors
Dimension(mm) & Curve:
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Material: | Head Nylon, Membrane EPDM / PTFE, Valve EPDM / FPM |
|---|---|
| Power: | Electric |
| Function: | Electronic Type |
| Motor: | DC Brush,Motor |
| Materials: | Pump Head Nylon, Membrane EPDM / PTFE, Valve EPDM |
| Life-Time: | 1200hour |
| Customization: |
Available
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Can Vacuum Pumps Be Used for Vacuum Packaging?
Yes, vacuum pumps can be used for vacuum packaging. Here’s a detailed explanation:
Vacuum packaging is a method used to remove air from a package or container, creating a vacuum environment. This process helps to extend the shelf life of perishable products, prevent spoilage, and maintain product freshness. Vacuum pumps play a crucial role in achieving the desired vacuum level for effective packaging.
When it comes to vacuum packaging, there are primarily two types of vacuum pumps commonly used:
1. Single-Stage Vacuum Pumps: Single-stage vacuum pumps are commonly used for vacuum packaging applications. These pumps use a single rotating vane or piston to create a vacuum. They can achieve moderate vacuum levels suitable for most packaging requirements. Single-stage pumps are relatively simple in design, compact, and cost-effective.
2. Rotary Vane Vacuum Pumps: Rotary vane vacuum pumps are another popular choice for vacuum packaging. These pumps utilize multiple vanes mounted on a rotor to create a vacuum. They offer higher vacuum levels compared to single-stage pumps, making them suitable for applications that require deeper levels of vacuum. Rotary vane pumps are known for their reliability, consistent performance, and durability.
When using vacuum pumps for vacuum packaging, the following steps are typically involved:
1. Preparation: Ensure that the packaging material, such as vacuum bags or containers, is suitable for vacuum packaging and can withstand the vacuum pressure without leakage. Place the product to be packaged inside the appropriate packaging material.
2. Sealing: Properly seal the packaging material, either by heat sealing or using specialized vacuum sealing equipment. This ensures an airtight enclosure for the product.
3. Vacuum Pump Operation: Connect the vacuum pump to the packaging equipment or directly to the packaging material. Start the vacuum pump to initiate the vacuuming process. The pump will remove the air from the packaging, creating a vacuum environment.
4. Vacuum Level Control: Monitor the vacuum level during the packaging process using pressure gauges or vacuum sensors. Depending on the specific packaging requirements, adjust the vacuum level accordingly. The goal is to achieve the desired vacuum level suitable for the product being packaged.
5. Sealing and Closure: Once the desired vacuum level is reached, seal the packaging material completely to maintain the vacuum environment. This can be done by heat sealing the packaging material or using specialized sealing mechanisms designed for vacuum packaging.
6. Product Labeling and Storage: After sealing, label the packaged product as necessary and store it appropriately, considering factors such as temperature, humidity, and light exposure, to maximize product shelf life.
It’s important to note that the specific vacuum level required for vacuum packaging may vary depending on the product being packaged. Some products may require a partial vacuum, while others may require a more stringent vacuum level. The choice of vacuum pump and the control mechanisms employed will depend on the specific vacuum packaging requirements.
Vacuum pumps are widely used in various industries for vacuum packaging applications, including food and beverage, pharmaceuticals, electronics, and more. They provide an efficient and reliable means of creating a vacuum environment, helping to preserve product quality and extend shelf life.
Considerations for Selecting a Vacuum Pump for Cleanroom Applications
When it comes to selecting a vacuum pump for cleanroom applications, several considerations should be taken into account. Here’s a detailed explanation:
Cleanrooms are controlled environments used in industries such as semiconductor manufacturing, pharmaceuticals, biotechnology, and microelectronics. These environments require strict adherence to cleanliness and particle control standards to prevent contamination of sensitive processes or products. Selecting the right vacuum pump for cleanroom applications is crucial to maintain the required level of cleanliness and minimize the introduction of contaminants. Here are some key considerations:
1. Cleanliness: The cleanliness of the vacuum pump is of utmost importance in cleanroom applications. The pump should be designed and constructed to minimize the generation and release of particles, oil vapors, or other contaminants into the cleanroom environment. Oil-free or dry vacuum pumps are commonly preferred in cleanroom applications as they eliminate the risk of oil contamination. Additionally, pumps with smooth surfaces and minimal crevices are easier to clean and maintain, reducing the potential for particle buildup.
2. Outgassing: Outgassing refers to the release of gases or vapors from the surfaces of materials, including the vacuum pump itself. In cleanroom applications, it is crucial to select a vacuum pump with low outgassing characteristics to prevent the introduction of contaminants into the environment. Vacuum pumps specifically designed for cleanroom use often undergo special treatments or use materials with low outgassing properties to minimize this effect.
3. Particle Generation: Vacuum pumps can generate particles due to the friction and wear of moving parts, such as rotors or vanes. These particles can become a source of contamination in cleanrooms. When selecting a vacuum pump for cleanroom applications, it is essential to consider the pump’s particle generation level and choose pumps that have been designed and tested to minimize particle emissions. Pumps with features like self-lubricating materials or advanced sealing mechanisms can help reduce particle generation.
4. Filtration and Exhaust Systems: The filtration and exhaust systems associated with the vacuum pump are critical for maintaining cleanroom standards. The vacuum pump should be equipped with efficient filters that can capture and remove any particles or contaminants generated during operation. High-quality filters, such as HEPA (High-Efficiency Particulate Air) filters, can effectively trap even the smallest particles. The exhaust system should be properly designed to ensure that filtered air is released outside the cleanroom or passes through additional filtration before being reintroduced into the environment.
5. Noise and Vibrations: Noise and vibrations generated by vacuum pumps can have an impact on cleanroom operations. Excessive noise can affect the working environment and compromise communication, while vibrations can potentially disrupt sensitive processes or equipment. It is advisable to choose vacuum pumps specifically designed for quiet operation and that incorporate measures to minimize vibrations. Pumps with noise-dampening features and vibration isolation systems can help maintain a quiet and stable cleanroom environment.
6. Compliance with Standards: Cleanroom applications often have specific industry standards or regulations that must be followed. When selecting a vacuum pump, it is important to ensure that it complies with relevant cleanroom standards and requirements. Considerations may include ISO cleanliness standards, cleanroom classification levels, and industry-specific guidelines for particle count, outgassing levels, or allowable noise levels. Manufacturers that provide documentation and certifications related to cleanroom suitability can help demonstrate compliance.
7. Maintenance and Serviceability: Proper maintenance and regular servicing of vacuum pumps are essential for their reliable and efficient operation. When choosing a vacuum pump for cleanroom applications, consider factors such as ease of maintenance, availability of spare parts, and access to service and support from the manufacturer. Pumps with user-friendly maintenance features, clear service instructions, and a responsive customer support network can help minimize downtime and ensure continued cleanroom performance.
In summary, selecting a vacuum pump for cleanroom applications requires careful consideration of factors such as cleanliness, outgassing characteristics, particle generation, filtration and exhaust systems, noise and vibrations, compliance with standards, and maintenance requirements. By choosing vacuum pumps designed specifically for cleanroom use and considering these key factors, cleanroom operators can maintain the required level of cleanliness and minimize the risk of contamination in their critical processes and products.
How Do You Choose the Right Size Vacuum Pump for a Specific Application?
Choosing the right size vacuum pump for a specific application involves considering several factors to ensure optimal performance and efficiency. Here’s a detailed explanation:
1. Required Vacuum Level: The first consideration is the desired vacuum level for your application. Different applications have varying vacuum level requirements, ranging from low vacuum to high vacuum or even ultra-high vacuum. Determine the specific vacuum level needed, such as microns of mercury (mmHg) or pascals (Pa), and choose a vacuum pump capable of achieving and maintaining that level.
2. Pumping Speed: The pumping speed, also known as the displacement or flow rate, is the volume of gas a vacuum pump can remove from a system per unit of time. It is typically expressed in liters per second (L/s) or cubic feet per minute (CFM). Consider the required pumping speed for your application, which depends on factors such as the volume of the system, the gas load, and the desired evacuation time.
3. Gas Load and Composition: The type and composition of the gas or vapor being pumped play a significant role in selecting the right vacuum pump. Different pumps have varying capabilities and compatibilities with specific gases. Some pumps may be suitable for pumping only non-reactive gases, while others can handle corrosive gases or vapors. Consider the gas load and its potential impact on the pump’s performance and materials of construction.
4. Backing Pump Requirements: In some applications, a vacuum pump may require a backing pump to reach and maintain the desired vacuum level. A backing pump provides a rough vacuum, which is then further processed by the primary vacuum pump. Consider whether your application requires a backing pump and ensure compatibility and proper sizing between the primary pump and the backing pump.
5. System Leakage: Evaluate the potential leakage in your system. If your system has significant leakage, you may need a vacuum pump with a higher pumping speed to compensate for the continuous influx of gas. Additionally, consider the impact of leakage on the required vacuum level and the pump’s ability to maintain it.
6. Power Requirements and Operating Cost: Consider the power requirements of the vacuum pump and ensure that your facility can provide the necessary electrical supply. Additionally, assess the operating cost, including energy consumption and maintenance requirements, to choose a pump that aligns with your budget and operational considerations.
7. Size and Space Constraints: Take into account the physical size of the vacuum pump and whether it can fit within the available space in your facility. Consider factors such as pump dimensions, weight, and the need for any additional accessories or support equipment.
8. Manufacturer’s Recommendations and Expert Advice: Consult the manufacturer’s specifications, guidelines, and recommendations for selecting the right pump for your specific application. Additionally, seek expert advice from vacuum pump specialists or engineers who can provide insights based on their experience and knowledge.
By considering these factors and evaluating the specific requirements of your application, you can select the right size vacuum pump that meets the desired vacuum level, pumping speed, gas compatibility, and other essential criteria. Choosing the appropriate vacuum pump ensures efficient operation, optimal performance, and longevity for your application.
editor by Dream 2024-05-03
China manufacturer DN300 Large Roots Blower Vacuum Pump 6000m3/H Air Cooling Type vacuum pump electric
Product Description
COMPANY PROFILE
B-Tohin Machine (ZheJiang ) Co., Ltd., a foreign-funded enterprise, was established in 1994 with a registered capital of 120 million yuan. located in HangZhou Environmental Science and Technology Industrial Park, China. It is mainly engaged in the production and sales of Roots blowers, rotary blowers, single-stage high-speed centrifugal blowers, multi-stage centrifugal blowers, air bearing turbo blower, maglev turbo blower, screw blowers, fiberglass blowers, stainless steel blowers, MVR blowers, vacuum pumps, water pumps and other products, as well as the distribution of ShinMaywa pumps imported from Japan. The products are used in environmental protection water treatment, building materials cement, chemical industry, electric power, petroleum, steel, metallurgy, mining, printing and dyeing, grain transportation, new energy and new materials and other industries, the products are sold all over the country, and exported to many countries and regions. At present, there are more than 310 employees, the annual sales value of 450 million yuan, the production of various types of blowers about 30,000 sets.
Passed the certification of ISO9001 & ISO 14001:2400, the company also has been certified as “High & New-tech Enterprises of ZheJiang Province”, “Pneumatic Technology Research Center of ZheJiang Province”, “Well-known Trademark of China”, “Famous Trademark of ZheJiang Province”and “Eco-friendly Products”, and it has achieved many patents of state level and National CHINAMFG Plan Projects.In successive 7 years, B-Tohin has been honored as “Favorite Brand of Users in Water Treatment Industry” and “Leading Enterprise in Chinese Roots Blower Industry, and in 2014, it has been ranked “2014 Top 10 Brands in Chinese Water Industry”.
BLG permanent magnet variable frequency screw blower:
1.The male and female rotors of the oil-free screw blower are precisely designed. Compared with roots blower, they achieve internal compression in the cavity, and are more efficient and save more than 20% energy under the same energy consumption conditions.
2.The conveying air volume is stable, and the air volume fluctuates less with the change of pressure.
3.It has higher conveying pressure and lower operating noise.
4.It can be controlled by PLC intelligent remote control, using a variety of communication methods, and convenient operation and management.
2. Product features
Design concept:
(1) Main structure: dry oil-free twin-screw rotor design, using spiral internal compression mode, no pulse of air output. Ductile iron production, high efficiency, rotor surface coating, strong adhesion, extend the life of the main engine.
Bearings: CHINAMFG original composite bearings adapt to changing loads, providing a high degree of flexibility and efficiency.
Seal: Labyrinth seal, carbon ring seal combination or gas seal, magnetic oil seal combination, to provide oil-free and dust-free pure compression chamber.
(2) More efficient and energy saving: The high efficiency and energy saving screw blower adopts oil-free screw energy-saving host and permanent magnet frequency conversion system, which has more intuitive economic benefits than the traditional Roots fan. Oil-free screw blower based on the principle of thermal compression, the total efficiency of more than 75%, than Roots fan energy saving about 10%. It also has higher exhaust pressure and lower pressure pulse.
(3) More stable and reliable: After high temperature performance test, durable and reliable, multi-duct air intake, can overcome a variety of complex conditions.
(4) Lower noise: The pneumatic noise of the screw fan is very small, the smooth output eliminates the sudden release of the internal air, and the air rattle of the wavy inlet and outlet is reduced, making the fan noise less than the traditional blower, without whistling. Due to the internal compression of the helical rotor, the pressure impact noise of the blower outlet pressure and pipeline pressure is eliminated, the gas is output smoothly, and the wave inlet and air outlet reduce the airflow fluctuation. Box screw overall noise ≤85 dB.
(5) Stability
Compared with Roots blowers:
The unit has small leakage, low temperature rise and strong pressure boost, up to 150KPa (1.5bar).
Compared with centrifugal blowers:
Strong adaptability to working conditions, no surge, flow rate almost does not change with pressure changes.
(6) Intelligence
The integrated skid box can be installed and moved as a whole. Site installation workload is less, only need to complete the interface pipe
The connection between the road and the external electrical can work.
The box is integrated with temperature and pressure monitoring instrument, signal control module, frequency converter, touch screen and other electrical components, without additional installation.
Operation control system: integrated station monitoring instrument, signal control module, frequency converter, touch screen and other no additional installation, optimize the selection of driving components, parameter setting class accurate to achieve high efficiency, automatic control and protection functions, while realizing online control and remote control, a variety of operating modes, users can adjust the power saving operation according to changes in working conditions.
(7) Low cost: The optimized structural design enables us to consume less, ensure the durability of the product, and the unit runs smoothly, the load is small, and no special infrastructure is required.
(8) Self-lubrication: the host internal oil dumping device, suitable for low pressure, 40~90KPar, some models can be used to 120KPa.
(9) Forced lubrication: the main engine has no lubrication device, and the oil pump needs to be forced to supply oil to achieve the effect of lubrication and cooling. Applicable pressure up to 150KPa.
3. Classification
| B-Tohin Oil-free screw blower | |
| Economical screw blower | Intelligent screw blower |
| The whole machine is composed of a host, three-phase asynchronous motor, noise reduction device, frame, instrument, valve, etc. All functional components are integrated on a whole base, which can be installed and moved as a whole. The production and assembly of the equipment are completed in the factory, the on-site installation workload is less, and the interface pipe and external electrical connection can be completed. |
Temperature and pressure monitoring instrument, signal control module, frequency converter, touch screen, etc., are integrated in the integrated skid-mounted box, without additional installation. |
| Optional: (1) Direct coupling drive (5) Split acoustic enclosure (6) Variable frequency motor Variable frequency control cabinet |
integration |
| Component features: All functional components are integrated into a single base, which can be installed and moved as a whole. |
Component features: (4) Screw host: high efficiency profile rotor design, using national standard 5 precision grade same gear and drive gear, innovative bearing arrangement, using fixed radial bearings and axial bearings, increase the service life, piston ring seal + magnetic seal to achieve compression cavity and lubrication cavity oil and gas separation. (5) permanent magnet motor: magnetic field properties, do not need external energy to maintain its magnetic field, high efficiency and energy saving, in the speed range of 1000-3600r/min, the average efficiency can reach 75%-80%, high voltage stability accuracy, can extend the service life of the battery, no brush, no collector ring, no spark generation in operation, greatly improve the performance. Operation control system: integrated station monitoring instrument, signal control module, frequency converter, touch screen, no additional installation, optimize the selection of driving components, parameter setting class accurate to achieve high efficiency, automatic control and protection functions, while realizing online control and remote control, a variety of operating modes, users can adjust the power saving operation mode according to changes in working conditions. |
4.Performance table
5, Daily maintenance
| B-Tohin Oil-free screw blower | ||
| Economical screw blower | Intelligent screw blower | |
| The whole machine is composed of a host, three-phase asynchronous motor, noise reduction device, frame, instrument, valve, etc. All functional components are integrated on a whole base, which can be installed and moved as a whole. The production and assembly of the equipment are completed in the factory, the on-site installation workload is less, and the interface pipe and external electrical connection can be completed. |
Temperature and pressure monitoring instrument, signal control module, frequency converter, touch screen, etc., are integrated in the integrated skid-mounted box, without additional installation. | |
| Optional: (1) Direct coupling drive (5) Split acoustic enclosure (6) Variable frequency motor Variable frequency control cabinet |
integration | |
| Component features: All functional components are integrated into a single base, which can be installed and moved as a whole. |
Component features: (4) Screw host: high efficiency profile rotor design, using national standard 5 precision grade same gear and drive gear, innovative bearing arrangement, using fixed radial bearings and axial bearings, increase the service life, piston ring seal + magnetic seal to achieve compression cavity and lubrication cavity oil and gas separation. (5) permanent magnet motor: magnetic field properties, do not need external energy to maintain its magnetic field, high efficiency and energy saving, in the speed range of 1000-3600r/min, the average efficiency can reach 75%-80%, high voltage stability accuracy, can extend the service life of the battery, no brush, no collector ring, no spark generation in operation, greatly improve the performance. Operation control system: integrated station monitoring instrument, signal control module, frequency converter, touch screen, no additional installation, optimize the selection of driving components, parameter setting class accurate to achieve high efficiency, automatic control and protection functions, while realizing online control and remote control, a variety of operating modes, users can adjust the power saving operation mode according to changes in working conditions. |
|
6.Applications:
7.QUALIFICATION CERTIFICATE:
8.FAQ
1. What’s the information should I provide when inquiry?
A: Air capacity
B: Pressure
C: Application
D: Use environment(Temperature, atmospheric pressure)
E: Do you need motor?
Or other specials you give us will be more appreciated.
2. What is your warranty?
Our warranty is 12 months after received the roots blower. During the warranty period, replace the damaged parts for free of charge. Out warranty period, to provide timely, high-quality technical services and price concessions spare parts to ensure continuous safe and high-quality equipment operation.
3. How long is the service life of roots blower?
In normal use environment
A- Service life of blower is more than 10 years.
B- Service life of Impeller is more than 60, 000 hours.
C- Service life of bearing is more than 50, 000 hours.
D- Service life of gear is more than 60, 000 hours.
4. What is your terms of packing?
A: Generally, we pack our goods in Fumigation Free Plywood Case. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.
5. How does your factory control product quality?
We have quality inspection department. Before sending out product, we check each product. If there is quality problem, we will produce new one.
6. What are your terms of payment?
1. TT 30% AS THE ADVANCE PAYMENT AND TT 70% AFTER INSPECTION BEFORE SHIPPING.
2.100% IRREVOCABLE L/C AT STGHT. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | 12 Months |
|---|---|
| Warranty: | 12 Months |
| Type: | Sludge Dewatering Machine |
| Method: | Combined Treatment |
| Usage: | Industrial, Agriculture, Hospital |
| Transport Package: | Wooden Package |
| Customization: |
Available
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Can Vacuum Pumps Be Used for Vacuum Packaging?
Yes, vacuum pumps can be used for vacuum packaging. Here’s a detailed explanation:
Vacuum packaging is a method used to remove air from a package or container, creating a vacuum environment. This process helps to extend the shelf life of perishable products, prevent spoilage, and maintain product freshness. Vacuum pumps play a crucial role in achieving the desired vacuum level for effective packaging.
When it comes to vacuum packaging, there are primarily two types of vacuum pumps commonly used:
1. Single-Stage Vacuum Pumps: Single-stage vacuum pumps are commonly used for vacuum packaging applications. These pumps use a single rotating vane or piston to create a vacuum. They can achieve moderate vacuum levels suitable for most packaging requirements. Single-stage pumps are relatively simple in design, compact, and cost-effective.
2. Rotary Vane Vacuum Pumps: Rotary vane vacuum pumps are another popular choice for vacuum packaging. These pumps utilize multiple vanes mounted on a rotor to create a vacuum. They offer higher vacuum levels compared to single-stage pumps, making them suitable for applications that require deeper levels of vacuum. Rotary vane pumps are known for their reliability, consistent performance, and durability.
When using vacuum pumps for vacuum packaging, the following steps are typically involved:
1. Preparation: Ensure that the packaging material, such as vacuum bags or containers, is suitable for vacuum packaging and can withstand the vacuum pressure without leakage. Place the product to be packaged inside the appropriate packaging material.
2. Sealing: Properly seal the packaging material, either by heat sealing or using specialized vacuum sealing equipment. This ensures an airtight enclosure for the product.
3. Vacuum Pump Operation: Connect the vacuum pump to the packaging equipment or directly to the packaging material. Start the vacuum pump to initiate the vacuuming process. The pump will remove the air from the packaging, creating a vacuum environment.
4. Vacuum Level Control: Monitor the vacuum level during the packaging process using pressure gauges or vacuum sensors. Depending on the specific packaging requirements, adjust the vacuum level accordingly. The goal is to achieve the desired vacuum level suitable for the product being packaged.
5. Sealing and Closure: Once the desired vacuum level is reached, seal the packaging material completely to maintain the vacuum environment. This can be done by heat sealing the packaging material or using specialized sealing mechanisms designed for vacuum packaging.
6. Product Labeling and Storage: After sealing, label the packaged product as necessary and store it appropriately, considering factors such as temperature, humidity, and light exposure, to maximize product shelf life.
It’s important to note that the specific vacuum level required for vacuum packaging may vary depending on the product being packaged. Some products may require a partial vacuum, while others may require a more stringent vacuum level. The choice of vacuum pump and the control mechanisms employed will depend on the specific vacuum packaging requirements.
Vacuum pumps are widely used in various industries for vacuum packaging applications, including food and beverage, pharmaceuticals, electronics, and more. They provide an efficient and reliable means of creating a vacuum environment, helping to preserve product quality and extend shelf life.
Can Vacuum Pumps Be Used in the Production of Solar Panels?
Yes, vacuum pumps are extensively used in the production of solar panels. Here’s a detailed explanation:
Solar panels, also known as photovoltaic (PV) panels, are devices that convert sunlight into electricity. The manufacturing process of solar panels involves several critical steps, many of which require the use of vacuum pumps. Vacuum technology plays a crucial role in ensuring the efficiency, reliability, and quality of solar panel production. Here are some key areas where vacuum pumps are utilized:
1. Silicon Ingot Production: The first step in solar panel manufacturing is the production of silicon ingots. These ingots are cylindrical blocks of pure crystalline silicon that serve as the raw material for solar cells. Vacuum pumps are used in the Czochralski process, which involves melting polycrystalline silicon in a quartz crucible and then slowly pulling a single crystal ingot from the molten silicon. Vacuum pumps create a controlled environment by removing impurities and preventing contamination during the crystal growth process.
2. Wafering: After the silicon ingots are produced, they undergo wafering, where the ingots are sliced into thin wafers. Vacuum pumps are used in wire saws to create a low-pressure environment that helps to cool and lubricate the cutting wire. The vacuum also assists in removing the silicon debris generated during the slicing process, ensuring clean and precise cuts.
3. Solar Cell Production: Vacuum pumps play a significant role in various stages of solar cell production. Solar cells are the individual units within a solar panel that convert sunlight into electricity. Vacuum pumps are used in the following processes:
– Diffusion: In the diffusion process, dopants such as phosphorus or boron are introduced into the silicon wafer to create the desired electrical properties. Vacuum pumps are utilized in the diffusion furnace to create a controlled atmosphere for the diffusion process and remove any impurities or gases that may affect the quality of the solar cell.
– Deposition: Thin films of materials such as anti-reflective coatings, passivation layers, and electrode materials are deposited onto the silicon wafer. Vacuum pumps are used in various deposition techniques like physical vapor deposition (PVD) or chemical vapor deposition (CVD) to create the necessary vacuum conditions for precise and uniform film deposition.
– Etching: Etching processes are employed to create the desired surface textures on the solar cell, which enhance light trapping and improve efficiency. Vacuum pumps are used in plasma etching or wet etching techniques to remove unwanted material or create specific surface structures on the solar cell.
4. Encapsulation: After the solar cells are produced, they are encapsulated to protect them from environmental factors such as moisture and mechanical stress. Vacuum pumps are used in the encapsulation process to create a vacuum environment, ensuring the removal of air and moisture from the encapsulation materials. This helps to achieve proper bonding and prevents the formation of bubbles or voids, which could degrade the performance and longevity of the solar panel.
5. Testing and Quality Control: Vacuum pumps are also utilized in testing and quality control processes during solar panel production. For example, vacuum systems can be used for leak testing to ensure the integrity of the encapsulation and to detect any potential defects or leaks in the panel assembly. Vacuum-based measurement techniques may also be employed for assessing the electrical characteristics and efficiency of the solar cells or panels.
In summary, vacuum pumps are integral to the production of solar panels. They are used in various stages of the manufacturing process, including silicon ingot production, wafering, solar cell production (diffusion, deposition, and etching), encapsulation, and testing. Vacuum technology enables precise control, contamination prevention, and efficient processing, contributing to the production of high-quality and reliable solar panels.
What Industries Commonly Rely on Vacuum Pump Technology?
Vacuum pump technology finds applications in various industries where creating and controlling vacuum or low-pressure environments is crucial. Here’s a detailed explanation:
1. Manufacturing and Production: Vacuum pumps are extensively used in manufacturing and production processes across multiple industries. They are employed for tasks such as vacuum molding, vacuum packaging, vacuum degassing, vacuum drying, and vacuum distillation. Industries like automotive, aerospace, electronics, pharmaceuticals, and food processing rely on vacuum pump technology to achieve precise and controlled manufacturing conditions.
2. Chemical and Pharmaceutical: The chemical and pharmaceutical industries heavily rely on vacuum pumps for numerous applications. These include solvent recovery, vacuum filtration, vacuum drying, distillation, crystallization, and evaporation. Vacuum pumps enable these industries to carry out critical processes under reduced pressure, ensuring efficient separation, purification, and synthesis of various chemical compounds and pharmaceutical products.
3. Semiconductor and Electronics: The semiconductor and electronics industries extensively use vacuum pumps for manufacturing microchips, electronic components, and electronic devices. Vacuum pumps are crucial in processes such as physical vapor deposition (PVD), chemical vapor deposition (CVD), etching, ion implantation, and sputtering. These processes require controlled vacuum conditions to ensure precise deposition, surface modification, and contamination-free manufacturing.
4. Research and Development: Vacuum pump technology is integral to research and development activities across scientific disciplines. It supports experiments and investigations in fields such as physics, chemistry, materials science, biology, and environmental science. Vacuum pumps facilitate processes like freeze drying, vacuum distillation, vacuum evaporation, vacuum spectroscopy, and creating controlled atmospheric conditions for studying various phenomena.
5. Food and Beverage: The food and beverage industry relies on vacuum pumps for packaging and preservation purposes. Vacuum sealing is used to extend the shelf life of food products by removing air and creating a vacuum-sealed environment that inhibits spoilage and maintains freshness. Vacuum pumps are also used in processes like freeze drying, vacuum concentration, and vacuum cooling.
6. Oil and Gas: In the oil and gas industry, vacuum pumps play a role in various applications. They are used for crude oil vacuum distillation, vacuum drying, vapor recovery, gas compression, and gas stripping processes. Vacuum pumps help maintain optimal conditions during oil refining, gas processing, and petrochemical manufacturing.
7. Environmental and Waste Management: Vacuum pumps are employed in environmental and waste management applications. They are used for tasks such as soil vapor extraction, groundwater remediation, landfill gas recovery, and wastewater treatment. Vacuum pumps facilitate the removal and containment of gases, vapors, and pollutants, contributing to environmental protection and sustainable waste management.
8. Medical and Healthcare: The medical and healthcare sectors utilize vacuum pumps for various purposes. They are used in medical equipment such as vacuum-assisted wound therapy devices, vacuum-based laboratory analyzers, and vacuum suction systems in hospitals and clinics. Vacuum pumps are also used in medical research, pharmaceutical production, and medical device manufacturing.
9. Power Generation: Vacuum pumps play a role in power generation industries, including nuclear power plants and thermal power plants. They are used for steam condensation, turbine blade cooling, vacuum drying during transformer manufacturing, and vacuum systems for testing and maintenance of power plant equipment.
10. HVAC and Refrigeration: The HVAC (Heating, Ventilation, and Air Conditioning) and refrigeration industries rely on vacuum pumps for system installation, maintenance, and repair. Vacuum pumps are used to evacuate air and moisture from refrigerant lines and HVAC systems, ensuring optimal system performance and efficiency.
These are just a few examples of industries that commonly rely on vacuum pump technology. The versatility and wide-ranging applications of vacuum pumps make them indispensable tools across numerous sectors, enabling precise control over vacuum conditions, efficient manufacturing processes, and scientific investigations.
editor by Dream 2024-05-03
China Custom 850W Oil Free Piston Vacuum Pump Air Compression Pump Small Air Compressor Cn Zhe Made in China Silent Oil Pump for Packaging Machinery with Great quality
Product Description
|
Model |
BST850AFZ/BSZ |
|
Voltage/frequency (V/Hz) |
220-240V/50Hz 100v-120v/60Hz |
|
Input power(W) |
≤550 |
|
Speed (r/min) |
≥1350 1650 |
|
Primary vacuumKPa |
-93KPa |
|
Secondary vacuumKPa |
-98KPa |
|
Restart pressure (KPa) |
0KPa |
|
Rated volume flow (m3/h) |
≥12m3/h @0KPa; |
|
Noise dB(A) |
≤62dB(A) |
|
Ambient temperature ºC |
-5-40 ºC |
|
Insulation Class |
F |
|
Cold insulation resistance (MΩ) |
≥100MΩ |
|
Voltage resistance |
1500V/50Hz 1min(No breakdown) |
|
Thermal protector |
Automatic reset 135±5ºC |
|
Capacitance (μF) |
25μF±5% 75μF±5% |
|
Net weight (Kg) |
10.5Kg |
|
Installation Dimensions (mm) |
223.2×88.9 mm(4XM6) |
|
External Dimensions (mm) |
268.8*128*214.7mm |
| Typical application | |
| Respirator (ventilator) | oxygenerator |
| Disinfectant sprayer | Blood analyzer |
| Clinical aspirator | Dialysis / hemodialysis |
| Dental vacuum drying oven | Air suspension system |
| Vending machines / coffee blenders and coffee machines | Massage chair |
| Chromatographic analyzer | Teaching instrument platform |
| On board access control system | Airborne oxygen generator |
Why choose CHINAMFG air compressor
1. It saves 10-30% energy than the air compressor produced by ordinary manufacturers.
2. It is widely used in medical oxygen generator and ventilator .
3. A large number of high-speed train and automobile application cases, supporting – 41 to 70 ºC, 0-6000 CHINAMFG above sea level .
4. Medium and high-end quality, with more than 7000 hours of trouble free operation for conventional products and more than 15000 hours of trouble free operation for high-end products.
5. Simple operation, convenient maintenance and remote guidance.
6. Faster delivery time, generally completed within 25 days within 1000 PCs.
Machine Parts
Name: Motor
Brand: COMBESTAIR
Original: China
1.The coil adopts the fine pure copper enameled wire, and the rotor adopts the famous brand silicon steel sheet such as ZheJiang baosteel.
2.The customer can choose the insulation grade B or F motor according to What he wants.
3.The motor has a built-in thermal protector, which can select external heat sensor.
4.Voltage from AC100V ~120V, 200V ~240V, 50Hz / 60Hz, DC6V~200V optional ; AC motor can choose double voltage double frequency ; DC Motor can choose the control of the infinitely variable speed.
Machine Parts
Name: Bearing
Brand: ERB , CHINAMFG , NSK
Original: China ect.
1.Standard products choose the special bearing ‘ERB’ in oil-free compressor, and the environment temperature tolerance from -50ºC to 180 ºC . Ensure no fault operation for 20,000 hours.
2.Customers can select TPI, NSK and other imported bearings according to the working condition.
Machine Parts
Name: Valve plates
Brand: SANDVIK
Original: Sweden
1.Custom the valve steel of Sweden SANDVIK; Good flexibility and long durability.
2.Thickness from 0.08mm to 1.2mm, suitable for maximum pressure from 0.8 MPa to 1.2 MPa.
Machine Parts
Name: Piston ring
Brand: COMBESTAIR-OEM , Saint-Gobain
Original: China , France
1.Using domestic famous brand–Polytetrafluoroethylene composite material; Wear-resistant high temperature; Ensure more than 10,000 hours of service life.
2.High-end products: you can choose the ST.gobain’s piston ring from the American import.
| serial number |
Code number | Name and specification | Quantity | Material | Note |
| 1 | 212571109 | Fan cover | 2 | Reinforced nylon 1571 | |
| 2 | 212571106 | Left fan | 1 | Reinforced nylon 1571 | |
| 3 | 212571101 | Left box | 1 | Die-cast aluminum alloy YL104 | |
| 4 | 212571301 | Connecting rod | 2 | Die-cast aluminum alloy YL104 | |
| 5 | 212571304 | Piston cup | 2 | PHB filled PTFE | |
| 6 | 212571302 | Clamp | 2 | Die-cast aluminum alloy YL102 | |
| 7 | 7050616 | Screw of cross head | 2 | Carbon structural steel of cold heading | M6•16 |
| 8 | 212571501 | Air cylinder | 2 | Thin wall pipe of aluninun alloy 6A02T4 | |
| 9 | 17103 | Seal ring of Cylinder | 2 | Silicone rubber | |
| 10 | 212571417 | Sealing ring of cylinder cover | 2 | Silicone rubber | |
| 11 | 212571401 | Cylinder head | 2 | Die-cast aluminum alloy YL102 | |
| 12 | 7571525 | Screw of inner hexagon Cylinder head | 12 | M5•25 | |
| 13 | 17113 | Sealing ring of connecting pipe | 4 | Silicong rubber | |
| 14 | 212571801 | Connecting pipe | 2 | Aluminum and aluminum alloy connecting rod LY12 | |
| 15 | 7100406 | Screw of Cross head | 4 | 1Cr13N19 | M4•6 |
| 16 | 212571409 | Limit block | 2 | Die-cast aluminum alloy YL102 | |
| 17 | 000402.2 | Air outlet valve | 2 | 7Cr27 quenching steel belt of The Swedish sandvik | |
| 18 | 212571403 | valve | 2 | Die-cast aluminum alloy YL102 | |
| 19 | 212571404 | Air inlet valve | 2 | 7Cr27 quenching steel belt of The Swedish sandvik | |
| 20 | 212571406 | Metal gasket | 2 | Stainless steel plate of heat and acidresistance | |
| 21 | 212571107 | Right fan | 1 | Reinforced nylon 1571 | |
| 22 | 212571201 | Crank | 2 | Gray castiron H20-40 | |
| 23 | 14040 | Bearing 6006-2Z | 2 | ||
| 24 | 70305 | Tighten screw of inner hexagon flat end | 2 | M8•8 | |
| 25 | 7571520 | Screw of inner hexagon Cylinder head | 2 | M5•20 | |
| 26 | 212571102 | Right box | 1 | Die-cast aluminum alloy YL104 | |
| 27 | 6P-4 | Lead protective ring | 1 | ||
| 28 | 7095712-211 | Hexagon head bolt | 2 | Carbon structural steel of cold heading | M5•152 |
| 29 | 715710-211 | Screw of Cross head | 2 | Carbon structural steel of cold heading | M5•120 |
| 30 | 16602 | Light spring washer | 4 | ø5 | |
| 31 | 212571600 | Stator | 1 | ||
| 32 | 70305 | Lock nut of hexagon flange faces | 2 | ||
| 33 | 212571700 | Rotor | 1 | ||
| 34 | 14032 | Bearing 6203-2Z | 2 |
FAQ
Q1: Are you factory or trade company?
A1: We are factory.
Q2: What the exactly address of your factory?
A2: Our factory is located in Linbei industrial area No.30 HangZhou City of ZHangZhoug Province, China
Q3: Warranty terms of your machine?
A3: Two years warranty for the machine and technical support according to your needs.
Q4: Will you provide some spare parts of the machines?
A4: Yes, of course.
Q5: How long will you take to arrange production?
A5: Generally, 1000 pcs can be delivered within 25 days
Q6: Can you accept OEM orders?
A6: Yes, with professional design team, OEM orders are highly welcome
Q7:Can you accept non-standard customization?
A7:We have the ability to develop new products and can customize, develop and research according to your requirements
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | Remote Guided Maintenance |
|---|---|
| Warranty: | 2 Years |
| Principle: | Mixed-Flow Compressor |
| Samples: |
US$ 65/Piece
1 Piece(Min.Order) | Order Sample |
|---|
| Customization: |
Available
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.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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|---|---|
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Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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How Do You Maintain and Troubleshoot Vacuum Pumps?
Maintaining and troubleshooting vacuum pumps is essential to ensure their optimal performance and longevity. Here’s a detailed explanation:
Maintenance of Vacuum Pumps:
1. Regular Inspection: Perform regular visual inspections of the pump to check for any signs of damage, leaks, or abnormal wear. Inspect the motor, belts, couplings, and other components for proper alignment and condition.
2. Lubrication: Follow the manufacturer’s guidelines for lubrication. Some vacuum pumps require regular oil changes or lubrication of moving parts. Ensure that the correct type and amount of lubricant are used.
3. Oil Level Check: Monitor the oil level in oil-sealed pumps and maintain it within the recommended range. Add or replace oil as necessary, following the manufacturer’s instructions.
4. Filter Maintenance: Clean or replace filters regularly to prevent clogging and ensure proper airflow. Clogged filters can impair pump performance and increase energy consumption.
5. Cooling System: If the vacuum pump has a cooling system, inspect it regularly for cleanliness and proper functioning. Clean or replace cooling components as needed to prevent overheating.
6. Seals and Gaskets: Check the seals and gaskets for signs of wear or leakage. Replace any damaged or worn seals promptly to maintain airtightness.
7. Valve Maintenance: If the vacuum pump includes valves, inspect and clean them regularly to ensure proper operation and prevent blockages.
8. Vibration and Noise: Monitor the pump for excessive vibration or unusual noise, which may indicate misalignment, worn bearings, or other mechanical issues. Address these issues promptly to prevent further damage.
Troubleshooting Vacuum Pump Problems:
1. Insufficient Vacuum Level: If the pump is not achieving the desired vacuum level, check for leaks in the system, improper sealing, or worn-out seals. Inspect valves, connections, and seals for leaks and repair or replace as needed.
2. Poor Performance: If the pump is not providing adequate performance, check for clogged filters, insufficient lubrication, or worn-out components. Clean or replace filters, ensure proper lubrication, and replace worn parts as necessary.
3. Overheating: If the pump is overheating, check the cooling system for blockages or insufficient airflow. Clean or replace cooling components and ensure proper ventilation around the pump.
4. Excessive Noise or Vibration: Excessive noise or vibration may indicate misalignment, worn bearings, or other mechanical issues. Inspect and repair or replace damaged or worn parts. Ensure proper alignment and balance of rotating components.
5. Motor Issues: If the pump motor fails to start or operates erratically, check the power supply, electrical connections, and motor components. Test the motor using appropriate electrical testing equipment and consult an electrician or motor specialist if necessary.
6. Excessive Oil Consumption: If the pump is consuming oil at a high rate, check for leaks or other issues that may be causing oil loss. Inspect seals, gaskets, and connections for leaks and repair as needed.
7. Abnormal Odors: Unusual odors, such as a burning smell, may indicate overheating or other mechanical problems. Address the issue promptly and consult a technician if necessary.
8. Manufacturer Guidelines: Always refer to the manufacturer’s guidelines and recommendations for maintenance and troubleshooting specific to your vacuum pump model. Follow the prescribed maintenance schedule and seek professional assistance when needed.
By following proper maintenance procedures and promptly addressing any troubleshooting issues, you can ensure the reliable operation and longevity of your vacuum pump.
How Do Vacuum Pumps Affect the Performance of Vacuum Chambers?
When it comes to the performance of vacuum chambers, vacuum pumps play a critical role. Here’s a detailed explanation:
Vacuum chambers are enclosed spaces designed to create and maintain a low-pressure environment. They are used in various industries and scientific applications, such as manufacturing, research, and material processing. Vacuum pumps are used to evacuate air and other gases from the chamber, creating a vacuum or low-pressure condition. The performance of vacuum chambers is directly influenced by the characteristics and operation of the vacuum pumps used.
Here are some key ways in which vacuum pumps affect the performance of vacuum chambers:
1. Achieving and Maintaining Vacuum Levels: The primary function of vacuum pumps is to create and maintain the desired vacuum level within the chamber. Vacuum pumps remove air and other gases, reducing the pressure inside the chamber. The efficiency and capacity of the vacuum pump determine how quickly the desired vacuum level is achieved and how well it is maintained. High-performance vacuum pumps can rapidly evacuate the chamber and maintain the desired vacuum level even when there are gas leaks or continuous gas production within the chamber.
2. Pumping Speed: The pumping speed of a vacuum pump refers to the volume of gas it can remove from the chamber per unit of time. The pumping speed affects the rate at which the chamber can be evacuated and the time required to achieve the desired vacuum level. A higher pumping speed allows for faster evacuation and shorter cycle times, improving the overall efficiency of the vacuum chamber.
3. Ultimate Vacuum Level: The ultimate vacuum level is the lowest pressure that can be achieved in the chamber. It depends on the design and performance of the vacuum pump. Higher-quality vacuum pumps can achieve lower ultimate vacuum levels, which are important for applications requiring higher levels of vacuum or for processes that are sensitive to residual gases.
4. Leak Detection and Gas Removal: Vacuum pumps can also assist in leak detection and gas removal within the chamber. By continuously evacuating the chamber, any leaks or gas ingress can be identified and addressed promptly. This ensures that the chamber maintains the desired vacuum level and minimizes the presence of contaminants or unwanted gases.
5. Contamination Control: Some vacuum pumps, such as oil-sealed pumps, use lubricating fluids that can introduce contaminants into the chamber. These contaminants may be undesirable for certain applications, such as semiconductor manufacturing or research. Therefore, the choice of vacuum pump and its potential for introducing contaminants should be considered to maintain the required cleanliness and purity of the vacuum chamber.
6. Noise and Vibrations: Vacuum pumps can generate noise and vibrations during operation, which can impact the performance and usability of the vacuum chamber. Excessive noise or vibrations can interfere with delicate experiments, affect the accuracy of measurements, or cause mechanical stress on the chamber components. Selecting vacuum pumps with low noise and vibration levels is important for maintaining optimal chamber performance.
It’s important to note that the specific requirements and performance factors of a vacuum chamber can vary depending on the application. Different types of vacuum pumps, such as rotary vane pumps, dry pumps, or turbomolecular pumps, offer varying capabilities and features that cater to specific needs. The choice of vacuum pump should consider factors such as the desired vacuum level, pumping speed, ultimate vacuum, contamination control, noise and vibration levels, and compatibility with the chamber materials and gases used.
In summary, vacuum pumps have a significant impact on the performance of vacuum chambers. They enable the creation and maintenance of the desired vacuum level, affect the pumping speed and ultimate vacuum achieved, assist in leak detection and gas removal, and influence contamination control. Careful consideration of the vacuum pump selection ensures optimal chamber performance for various applications.
Can Vacuum Pumps Be Used in Laboratories?
Yes, vacuum pumps are extensively used in laboratories for a wide range of applications. Here’s a detailed explanation:
Vacuum pumps are essential tools in laboratory settings as they enable scientists and researchers to create and control vacuum or low-pressure environments. These controlled conditions are crucial for various scientific processes and experiments. Here are some key reasons why vacuum pumps are used in laboratories:
1. Evaporation and Distillation: Vacuum pumps are frequently used in laboratory evaporation and distillation processes. By creating a vacuum, they lower the boiling point of liquids, allowing for gentler and more controlled evaporation. This is particularly useful for heat-sensitive substances or when precise control over the evaporation process is required.
2. Filtration: Vacuum filtration is a common technique in laboratories for separating solids from liquids or gases. Vacuum pumps create suction, which helps draw the liquid or gas through the filter, leaving the solid particles behind. This method is widely used in processes such as sample preparation, microbiology, and analytical chemistry.
3. Freeze Drying: Vacuum pumps play a crucial role in freeze drying or lyophilization processes. Freeze drying involves removing moisture from a substance while it is in a frozen state, preserving its structure and properties. Vacuum pumps facilitate the sublimation of frozen water directly into vapor, resulting in the removal of moisture under low-pressure conditions.
4. Vacuum Ovens and Chambers: Vacuum pumps are used in conjunction with vacuum ovens and chambers to create controlled low-pressure environments for various applications. Vacuum ovens are used for drying heat-sensitive materials, removing solvents, or conducting reactions under reduced pressure. Vacuum chambers are utilized for testing components under simulated space or high-altitude conditions, degassing materials, or studying vacuum-related phenomena.
5. Analytical Instruments: Many laboratory analytical instruments rely on vacuum pumps to function properly. For example, mass spectrometers, electron microscopes, surface analysis equipment, and other analytical instruments often require vacuum conditions to maintain sample integrity and achieve accurate results.
6. Chemistry and Material Science: Vacuum pumps are employed in numerous chemical and material science experiments. They are used for degassing samples, creating controlled atmospheres, conducting reactions under reduced pressure, or studying gas-phase reactions. Vacuum pumps are also used in thin film deposition techniques like physical vapor deposition (PVD) and chemical vapor deposition (CVD).
7. Vacuum Systems for Experiments: In scientific research, vacuum systems are often designed and constructed for specific experiments or applications. These systems can include multiple vacuum pumps, valves, and chambers to create specialized vacuum environments tailored to the requirements of the experiment.
Overall, vacuum pumps are versatile tools that find extensive use in laboratories across various scientific disciplines. They enable researchers to control and manipulate vacuum or low-pressure conditions, facilitating a wide range of processes, experiments, and analyses. The choice of vacuum pump depends on factors such as required vacuum level, flow rate, chemical compatibility, and specific application needs.
editor by Dream 2024-04-26
China Professional R32 AC Vacuum Pump Price for Air Conditioning vacuum pump diy
Product Description
Product Description
| Work Function | Mainsuction Pump |
| Working Conditions | Dry |
| Inlet Port |
1/4′′flare |
| Ultimate Vacuum |
5PA |
| Weight |
4.6kg |
| Dimensions |
270*119*216 |
| Flow Rate |
50 60 Hz |
| Power |
1/4-1 HP |
Detailed Photos
FAQ
1. who are we?
We are based in ZheJiang , China, start from 2011,sell to South America(25.00%),Mid East(25.00%),Africa(10.00%),Southeast Asia(10.00%),Eastern Europe(10.00%),South Asia(5.00%),Eastern Asia(5.00%),North America(2.00%),Central America(2.00%),Southern Europe(2.00%),Oceania(2.00%),Northern Europe(1.00%),Western Europe(1.00%). There are total about 11-50 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
PTFE,PTFE Rod,PVDF,FEP,Axial Fan
4. why should you buy from us not from other suppliers?
1. 15 Years Experience for Refrigerant Gas. 2. Full L/C Payment Term Support 3. 99.99% Purity, CE/DOT/KGS/SGS Certified 4. Cooperating Customers From Over 80 Countries 5. Strong OEM Ability, With Brands Customer Needed
5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FAS,CIP,FCA,CPT,DEQ,DDP,DDU,Express Delivery,DAF,DES;
Accepted Payment Currency:USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF;
Accepted Payment Type: T/T,L/C,D/P D/A,MoneyGram,Credit Card,Western Union,Cash,Escrow;
Language Spoken:English,Chinese,Spanish,Japanese,Portuguese,German,Arabic,French,Russian,Korean,Hindi,Italian /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | Provide |
|---|---|
| Warranty: | Provide |
| Oil or Not: | Oil |
| Structure: | Rotary Vacuum Pump |
| Exhauster Method: | Positive Displacement Pump |
| Vacuum Degree: | Vacuum |
| Samples: |
US$ 100/Piece
1 Piece(Min.Order) | |
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| Customization: |
Available
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Can Vacuum Pumps Be Used for Vacuum Packaging?
Yes, vacuum pumps can be used for vacuum packaging. Here’s a detailed explanation:
Vacuum packaging is a method used to remove air from a package or container, creating a vacuum environment. This process helps to extend the shelf life of perishable products, prevent spoilage, and maintain product freshness. Vacuum pumps play a crucial role in achieving the desired vacuum level for effective packaging.
When it comes to vacuum packaging, there are primarily two types of vacuum pumps commonly used:
1. Single-Stage Vacuum Pumps: Single-stage vacuum pumps are commonly used for vacuum packaging applications. These pumps use a single rotating vane or piston to create a vacuum. They can achieve moderate vacuum levels suitable for most packaging requirements. Single-stage pumps are relatively simple in design, compact, and cost-effective.
2. Rotary Vane Vacuum Pumps: Rotary vane vacuum pumps are another popular choice for vacuum packaging. These pumps utilize multiple vanes mounted on a rotor to create a vacuum. They offer higher vacuum levels compared to single-stage pumps, making them suitable for applications that require deeper levels of vacuum. Rotary vane pumps are known for their reliability, consistent performance, and durability.
When using vacuum pumps for vacuum packaging, the following steps are typically involved:
1. Preparation: Ensure that the packaging material, such as vacuum bags or containers, is suitable for vacuum packaging and can withstand the vacuum pressure without leakage. Place the product to be packaged inside the appropriate packaging material.
2. Sealing: Properly seal the packaging material, either by heat sealing or using specialized vacuum sealing equipment. This ensures an airtight enclosure for the product.
3. Vacuum Pump Operation: Connect the vacuum pump to the packaging equipment or directly to the packaging material. Start the vacuum pump to initiate the vacuuming process. The pump will remove the air from the packaging, creating a vacuum environment.
4. Vacuum Level Control: Monitor the vacuum level during the packaging process using pressure gauges or vacuum sensors. Depending on the specific packaging requirements, adjust the vacuum level accordingly. The goal is to achieve the desired vacuum level suitable for the product being packaged.
5. Sealing and Closure: Once the desired vacuum level is reached, seal the packaging material completely to maintain the vacuum environment. This can be done by heat sealing the packaging material or using specialized sealing mechanisms designed for vacuum packaging.
6. Product Labeling and Storage: After sealing, label the packaged product as necessary and store it appropriately, considering factors such as temperature, humidity, and light exposure, to maximize product shelf life.
It’s important to note that the specific vacuum level required for vacuum packaging may vary depending on the product being packaged. Some products may require a partial vacuum, while others may require a more stringent vacuum level. The choice of vacuum pump and the control mechanisms employed will depend on the specific vacuum packaging requirements.
Vacuum pumps are widely used in various industries for vacuum packaging applications, including food and beverage, pharmaceuticals, electronics, and more. They provide an efficient and reliable means of creating a vacuum environment, helping to preserve product quality and extend shelf life.
What Is the Difference Between Dry and Wet Vacuum Pumps?
Dry and wet vacuum pumps are two distinct types of pumps that differ in their operating principles and applications. Here’s a detailed explanation of the differences between them:
Dry Vacuum Pumps:
Dry vacuum pumps operate without the use of any lubricating fluid or sealing water in the pumping chamber. They rely on non-contact mechanisms to create a vacuum. Some common types of dry vacuum pumps include:
1. Rotary Vane Pumps: Rotary vane pumps consist of a rotor with vanes that slide in and out of slots in the rotor. The rotation of the rotor creates chambers that expand and contract, allowing the gas to be pumped. The vanes and the housing are designed to create a seal, preventing gas from flowing back into the pump. Rotary vane pumps are commonly used in laboratories, medical applications, and industrial processes where a medium vacuum level is required.
2. Dry Screw Pumps: Dry screw pumps use two or more intermeshing screws to compress and transport gas. As the screws rotate, the gas is trapped between the threads and transported from the suction side to the discharge side. Dry screw pumps are known for their high pumping speeds, low noise levels, and ability to handle various gases. They are used in applications such as semiconductor manufacturing, chemical processing, and vacuum distillation.
3. Claw Pumps: Claw pumps use two rotors with claw-shaped lobes that rotate in opposite directions. The rotation creates a series of expanding and contracting chambers, enabling gas capture and pumping. Claw pumps are known for their oil-free operation, high pumping speeds, and suitability for handling dry and clean gases. They are commonly used in applications such as automotive manufacturing, food packaging, and environmental technology.
Wet Vacuum Pumps:
Wet vacuum pumps, also known as liquid ring pumps, operate by using a liquid, typically water, to create a seal and generate a vacuum. The liquid ring serves as both the sealing medium and the working fluid. Wet vacuum pumps are commonly used in applications where a higher level of vacuum is required or when handling corrosive gases. Some key features of wet vacuum pumps include:
1. Liquid Ring Pumps: Liquid ring pumps feature an impeller with blades that rotate eccentrically within a cylindrical casing. As the impeller rotates, the liquid forms a ring against the casing due to centrifugal force. The liquid ring creates a seal, and as the impeller spins, the volume of the gas chamber decreases, leading to the compression and discharge of gas. Liquid ring pumps are known for their ability to handle wet and corrosive gases, making them suitable for applications such as chemical processing, oil refining, and wastewater treatment.
2. Water Jet Pumps: Water jet pumps utilize a jet of high-velocity water to create a vacuum. The water jet entrains gases, and the mixture is then separated in a venturi section, where the water is recirculated, and the gases are discharged. Water jet pumps are commonly used in laboratories and applications where a moderate vacuum level is required.
The main differences between dry and wet vacuum pumps can be summarized as follows:
1. Operating Principle: Dry vacuum pumps operate without the need for any sealing fluid, while wet vacuum pumps utilize a liquid ring or water as a sealing and working medium.
2. Lubrication: Dry vacuum pumps do not require lubrication since there is no contact between moving parts, whereas wet vacuum pumps require the presence of a liquid for sealing and lubrication.
3. Applications: Dry vacuum pumps are suitable for applications where a medium vacuum level is required, and oil-free operation is desired. They are commonly used in laboratories, medical settings, and various industrial processes. Wet vacuum pumps, on the other hand, are used when a higher vacuum level is needed or when handling corrosive gases. They find applications in chemical processing, oil refining, and wastewater treatment, among others.
It’s important to note that the selection of a vacuum pump depends on specific requirements such as desired vacuum level, gas compatibility, operating conditions, and the nature of the application.
In summary, the primary distinction between dry and wet vacuum pumps lies in their operating principles, lubrication requirements, and applications. Dry vacuum pumps operate without any lubricating fluid, while wet vacuum pumps rely on a liquid ring or water for sealing and lubrication. The choice between dry and wet vacuum pumps depends on the specific needs of the application and the desired vacuum level.
Can Vacuum Pumps Be Used in Food Processing?
Yes, vacuum pumps are widely used in food processing for various applications. Here’s a detailed explanation:
Vacuum pumps play a crucial role in the food processing industry by enabling the creation and maintenance of vacuum or low-pressure environments. They offer several benefits in terms of food preservation, packaging, and processing. Here are some common applications of vacuum pumps in food processing:
1. Vacuum Packaging: Vacuum pumps are extensively used in vacuum packaging processes. Vacuum packaging involves removing air from the packaging container to create a vacuum-sealed environment. This process helps extend the shelf life of food products by inhibiting the growth of spoilage-causing microorganisms and reducing oxidation. Vacuum pumps are used to evacuate the air from the packaging, ensuring a tight seal and maintaining the quality and freshness of the food.
2. Freeze Drying: Vacuum pumps are essential in freeze drying or lyophilization processes used in food processing. Freeze drying involves removing moisture from food products while they are frozen, preserving their texture, flavor, and nutritional content. Vacuum pumps create a low-pressure environment that allows frozen water to directly sublimate from solid to vapor, resulting in the removal of moisture from the food without causing damage or loss of quality.
3. Vacuum Cooling: Vacuum pumps are utilized in vacuum cooling processes for rapid and efficient cooling of food products. Vacuum cooling involves placing the food in a vacuum chamber and reducing the pressure. This lowers the boiling point of water, facilitating the rapid evaporation of moisture and heat from the food, thereby cooling it quickly. Vacuum cooling helps maintain the freshness, texture, and quality of delicate food items such as fruits, vegetables, and bakery products.
4. Vacuum Concentration: Vacuum pumps are employed in vacuum concentration processes in the food industry. Vacuum concentration involves removing excess moisture from liquid food products to increase their solids content. By creating a vacuum, the boiling point of the liquid is reduced, allowing for gentle evaporation of water while preserving the desired flavors, nutrients, and viscosity of the product. Vacuum concentration is commonly used in the production of juices, sauces, and concentrates.
5. Vacuum Mixing and Deaeration: Vacuum pumps are used in mixing and deaeration processes in food processing. In the production of certain food products such as chocolates, confectioneries, and sauces, vacuum mixing is employed to remove air bubbles, achieve homogeneity, and improve product texture. Vacuum pumps aid in the removal of entrapped air and gases, resulting in smooth and uniform food products.
6. Vacuum Filtration: Vacuum pumps are utilized in food processing for vacuum filtration applications. Vacuum filtration involves separating solids from liquids or gases using a filter medium. Vacuum pumps create suction that draws the liquid or gas through the filter, leaving behind the solid particles. Vacuum filtration is commonly used in processes such as clarifying liquids, removing impurities, and separating solids from liquids in the production of beverages, oils, and dairy products.
7. Marinating and Brining: Vacuum pumps are employed in marinating and brining processes in the food industry. By applying a vacuum to the marinating or brining container, the pressure is reduced, allowing the marinade or brine to penetrate the food more efficiently. Vacuum marinating and brining help enhance flavor absorption, reduce marinating time, and improve the overall taste and texture of the food.
8. Controlled Atmosphere Packaging: Vacuum pumps are used in controlled atmosphere packaging (CAP) systems in the food industry. CAP involves modifying the gas composition within food packaging to extend the shelf life and maintain the quality of perishable products. Vacuum pumps aid in the removal of oxygen or other unwanted gases from the package, allowing the introduction of a desired gas mixture that preserves the food’s freshness and inhibits microbial growth.
These are just a few examples of how vacuum pumps are used in food processing. The ability to create and control vacuum or low-pressure environments is a valuable asset in preserving food quality, enhancing shelf life, and facilitating various processing techniques in the food industry.
editor by Dream 2024-04-24
China OEM Smallest Air Cooled Oil Free Dry Screw Vacuum Pump vacuum pump connector
Product Description
Recommends Products
| DCVS Central Vacuum System | SMVS Micro-Vacuum System | DPSB Silent Dry Screw Vacuum Pump |
| DPSE Water Cooled Dry Screw Vacuum Pump | SV CHINAMFG Rotary Vane Vacuum Pump | RSS Roots Screw Vacuum System |
Product Description
DPS Air Cooled Dry Screw Vacuum Pump:
CHINAMFG dry compound screw vacuum pump is the innovation and development of AfaPa’s products, using the fifth generation of compound variable pitch screw technology (30% energy saving, low exhaust temperature), with high efficiency, energy saving, environmental protection, lightweight, easy operation, reliable performance characteristics. It will be main developing trend of the vacuum pump in future.
Working Principle:
Dry compound screw vacuum pump are consist of 2 paralleled screw rotors and pump body form multiple sealed space, rotor and rotor, rotor and pump body all keep minuscule clearance(no touch, no friction), with the reverse gears driving, gas keep continuously transfer from inlet hole to outlet hole. Due to 2 rotors and pump body have no friction each other, need not lubrication oil, can keep clean gas. Gas keep continuously transfer, short passageway, high efficiency, outlet hole position lower than screw rotors, strong drainage ability, easy to clean, no intermediate bulkhead(claw vacuum pump and rotors vacuum pump have intermediate bulkhead), better exhaust and drainage, easy to maintain.
Our Advantages
1. Air cooled design.
2. Working chamber 100% no oil.
3. Strong resistance to water vapor.
4. Newest variable pitch screw rotors.
5. No contact double screw rotors.
6. Self-design multistage flat seal.
7. Max vacuum reach at 1Pa.
Product Parameters
| Model | DPS571 | DPS050 | DPS080 |
| Pumping Speed(m3/h) | 20 | 50 | 80 |
| Max Vacuum(Pa/Torr) | <3/0.02 | ||
| Motor Power(Kw/Hp) | 1.1/1.5 | 1.5/2.0 | 2.2/3.0 |
| Rotaring Speed(RPM) | 2980 | ||
| Working Voltage(V/HZ/Phase) | 220-480 / 50/60 / 3 | ||
| Structure | Horizontal Type | ||
| Inlet Hole | KF25 | KF40 | KF40 |
| Outlet Hole | KF25 | KF25 | KF25 |
| Cooling Method | Air Cooled | ||
| Sealing Method | Mechanical Flat Seal | ||
| Gear/Bearing Lubrication | 100# Synthetic Gear Oil | ||
| Noise(dB) | 65 | 70 | 72 |
| Weight(Kg) | 47 | 61 | 69 |
| Dimension(LxWxH, MM) | 673x303x275 | 769x331x292 | 844x331x292 |
| Remark: 1m3/h=0.2778L/S, 1m3/h=0.5883CFM. 1Pa=0.01mbar, 1Pa=0.001Kpa, 1Pa=0.0075Torr, 1Pa=0.000145PSI, 1Pa=0.00001Bar. |
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Packaging & Shipping
Exhibition
Project Case
FAQ
Q1: If I want to inquiry, what can I need to offer?
A1: Please tell us your Working Vacuum Degree(Pa,mbar or torr), Flowrate(L/S or M3/H) and Usage.
Q2: Do you have MOQ?
A2: 1Pcs is ok,if you have more quantity, the price will be cut down.
Q3: How long to delivery?
A3: We need about 4-5 weeks to produce,then extra need about 5-7 days to arrange domestic delivery and port clearence.
Q4: What is your payment term?
A4: 50% for prepayment, then the balance should paid before delivery, by TT.
Q5: How long for the warranty?
A5: 1 year for whole machine, the effective date of warranty should be counted from 1 month the goods arrived in client’s site. If the pump go wrong, the client can choose back the pump to factory repair,or we offer remote technical support.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | Remote Support |
|---|---|
| Warranty: | 1 Year |
| Oil or Not: | Oil Free |
| Customization: |
Available
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Can screw vacuum pumps be integrated into existing industrial systems?
Yes, screw vacuum pumps can be integrated into existing industrial systems. Here’s a detailed explanation of the integration process and considerations when incorporating screw vacuum pumps into existing setups:
1. System Compatibility:
Before integrating a screw vacuum pump into an existing industrial system, it is essential to assess the compatibility between the pump and the system. Consider factors such as the required vacuum level, flow rate, pressure range, and any specific process requirements. Ensure that the screw vacuum pump is capable of meeting the system’s demands and can effectively replace or complement the existing vacuum equipment.
2. Space and Installation:
Evaluate the available space within the existing industrial system to accommodate the screw vacuum pump. Consider the pump’s dimensions, including height, width, and depth, as well as any additional space required for maintenance and access. Plan for proper installation, such as providing a solid foundation or mounting structure, connecting necessary piping or ductwork, and ensuring proper ventilation and cooling as per the pump’s requirements.
3. Piping and Connection:
Review the existing piping and connection systems to determine if any modifications or additions are needed to integrate the screw vacuum pump. Ensure that the pump’s inlet and outlet connections align with the existing system’s specifications. It may be necessary to install or modify piping, valves, fittings, and other components to establish a seamless connection between the pump and the existing system.
4. Electrical and Control Integration:
Consider the electrical and control aspects of integrating the screw vacuum pump. Ensure that the power supply and electrical infrastructure in the existing system can support the pump’s electrical requirements, including voltage, frequency, and current. If necessary, consult with electrical experts to make any required electrical modifications or additions. Additionally, integrate the pump’s control system with the existing industrial control network or programmable logic controllers (PLCs) to enable seamless operation and monitoring.
5. System Optimization:
During the integration process, it is an opportunity to optimize the overall performance and energy efficiency of the system. Evaluate the system’s layout, airflow dynamics, and process requirements to determine if any adjustments or improvements can be made. Consider factors such as minimizing pressure drops, optimizing ductwork or piping configurations, and implementing energy-efficient control strategies. These optimizations can enhance the overall system performance and maximize the benefits of incorporating the screw vacuum pump.
6. Testing and Commissioning:
Once the integration is complete, conduct thorough testing and commissioning to ensure proper functionality and performance of the screw vacuum pump within the existing industrial system. Test the pump’s operation under various load conditions, monitor key performance parameters, and verify that the pump meets the desired vacuum levels and flow rates. Address any issues or discrepancies identified during the testing phase to ensure reliable and efficient operation.
7. Ongoing Maintenance and Support:
After integration, establish a maintenance plan for the screw vacuum pump as part of the overall system maintenance strategy. Follow the manufacturer’s recommended maintenance schedule, including regular inspections, lubrication, and cleaning. Additionally, ensure access to technical support and spare parts to address any maintenance or repair needs that may arise throughout the pump’s service life.
In summary, screw vacuum pumps can be integrated into existing industrial systems by assessing system compatibility, planning for installation and connection, addressing electrical and control integration, optimizing the system layout, conducting testing and commissioning, and establishing a maintenance plan. By carefully considering these factors and following best practices, the integration of screw vacuum pumps can enhance the performance, efficiency, and reliability of existing industrial systems.
Can screw vacuum pumps be used for vacuum packaging and sealing processes?
Yes, screw vacuum pumps can be used for vacuum packaging and sealing processes. Screw vacuum pumps offer several advantages that make them suitable for these applications. Here’s a detailed explanation:
1. Efficient Evacuation:
Screw vacuum pumps are known for their high pumping speed, which allows them to quickly evacuate the packaging chamber. By removing air and other gases from the packaging environment, screw vacuum pumps create the necessary vacuum conditions for packaging and sealing processes.
2. Consistent Vacuum Levels:
Screw vacuum pumps are capable of maintaining consistent vacuum levels throughout the packaging and sealing process. This is important to ensure reliable and uniform packaging results. The stable vacuum levels achieved by screw vacuum pumps help preserve product quality, extend shelf life, and prevent spoilage or degradation of packaged goods.
3. Control and Automation:
Screw vacuum pumps can be easily integrated into packaging and sealing systems, allowing for precise control and automation of the vacuum process. They can be equipped with sensors, controllers, and programmable logic controllers (PLCs) to monitor and adjust the vacuum levels, packaging parameters, and sealing operations. This enables efficient and repeatable packaging processes.
4. Versatility:
Screw vacuum pumps are versatile and can handle a wide range of packaging materials, including flexible pouches, bags, trays, and rigid containers. They can accommodate different sizes and shapes of packaging, making them suitable for various industries such as food and beverage, pharmaceuticals, electronics, and consumer goods.
5. Oil-Free Operation:
Many screw vacuum pumps are designed to operate without the use of lubricating oil or fluids. This oil-free operation eliminates the risk of oil contamination in the packaging process, making them particularly suitable for applications where cleanliness and hygiene are crucial, such as in the food industry or medical packaging.
6. Reliability and Durability:
Screw vacuum pumps are known for their robust construction and reliable performance. They are designed to handle continuous operation and can withstand the demanding conditions of packaging and sealing processes, including frequent start-stop cycles and exposure to moisture, dust, or other contaminants.
7. Cost-Effectiveness:
Using screw vacuum pumps for vacuum packaging and sealing processes can be cost-effective in the long run. They offer energy-efficient operation, low maintenance requirements, and long service life, resulting in reduced operating costs and improved productivity.
In summary, screw vacuum pumps are well-suited for vacuum packaging and sealing processes. Their efficient evacuation capabilities, ability to maintain consistent vacuum levels, control and automation features, versatility, oil-free operation, reliability, and cost-effectiveness make them a valuable choice for a wide range of industries that require vacuum packaging and sealing of products.
What are the different types of screw vacuum pumps available in the market?
There are several different types of screw vacuum pumps available in the market, each with its own design and operating characteristics. Here are some of the commonly used types of screw vacuum pumps:
1. Single-Stage Screw Vacuum Pumps:
Single-stage screw vacuum pumps consist of a single pair of intermeshing screws (rotors) that rotate to create vacuum. These pumps are commonly used for low to medium vacuum applications and can achieve a wide range of vacuum levels. Single-stage screw vacuum pumps are known for their compact design, high pumping speed, and efficient operation.
2. Multi-Stage Screw Vacuum Pumps:
Multi-stage screw vacuum pumps consist of multiple stages, each with its own pair of intermeshing screws. The gas or vapor is sequentially compressed and evacuated through multiple stages, allowing for higher vacuum levels to be achieved. Multi-stage screw vacuum pumps are suitable for applications requiring deeper vacuum levels, such as in chemical processing, power generation, and semiconductor manufacturing.
3. Dry Screw Vacuum Pumps:
Dry screw vacuum pumps operate without the use of any lubricating fluid in the pumping chamber. These pumps rely on tight clearances between the rotors and housing to create a seal and achieve vacuum. Dry screw vacuum pumps are preferred in applications where oil contamination or the presence of lubricating fluids is undesirable, such as in the electronics, pharmaceutical, and food processing industries.
4. Liquid Ring Screw Vacuum Pumps:
Liquid ring screw vacuum pumps combine the principles of liquid ring vacuum pumps and screw vacuum pumps. These pumps use a liquid ring as the sealing and compression medium, while the screws provide the positive displacement action. Liquid ring screw vacuum pumps are known for their capability to handle wet processes and carryover of liquid or condensable vapors. They are commonly used in applications where both liquid and gas handling is required, such as in chemical processing, wastewater treatment, and oil refining.
5. Variable Pitch Screw Vacuum Pumps:
Variable pitch screw vacuum pumps feature rotors with varying helical pitches along their length. This design allows for better optimization of the compression process and improved efficiency. Variable pitch screw vacuum pumps are often used in applications that require a wide operating range and high efficiency, such as in semiconductor manufacturing, research laboratories, and vacuum coating processes.
6. Oil-Injected Screw Vacuum Pumps:
Oil-injected screw vacuum pumps utilize injected oil as a sealing and lubricating medium. The oil creates a seal between the rotors and housing and provides lubrication to minimize friction. These pumps are commonly used in industrial applications where a higher level of vacuum is required, such as in power plants, chemical processes, and central vacuum systems.
7. Oil-Free Screw Vacuum Pumps:
Oil-free screw vacuum pumps are designed to operate without the use of any lubricating oil or fluid. These pumps employ alternative methods, such as dry running or the use of non-contacting technologies, to achieve the necessary sealing and lubrication. Oil-free screw vacuum pumps are favored in applications where oil contamination is a concern, such as in electronics manufacturing, pharmaceutical production, and food processing.
These are just a few examples of the different types of screw vacuum pumps available in the market. The choice of the most suitable type depends on specific application requirements, desired vacuum levels, process conditions, and industry standards.
editor by Dream 2024-04-22
China high quality Chemical Vacuum Diaphragm Pump Air Operate Double Diaphragm Pump vacuum pump electric
Product Description
Air operated double diaphragm pump
The BQG series of mine diaphragm pumps produced by our company adopts, absorbs and improves the most advanced production technology and technology of pneumatic diaphragm pumps in the world. This product is specially designed for coal mines and has traditional submersible electric pumps, mud pumps, impurity pumps, All the functions of the flexible shaft pump are a revolution of the traditional mine water pump. The key is to completely solve the safety problem of traditional water pump,which can provide high delivery speed even under low air pressure and is compatible with a wide range of materials, and has an anti-stall design, modular air motor / fluid part.
They can be applied in underground mines to discharge clean water or sewage containing CZPT particles (volume concentration less than 2%), and also be used in non-coal mines and other occasions with similar conveying media.
Air operated double diaphragm pump working environment conditions
1. Compressed air for power use, the pressure should be in the range of 0.2 ~ 0.7mpa;
2. The temperature of the conveying medium shall not exceed 40ºC;
3. The PH of the conveying medium is in the range of 4 ~ 10;
4. The maximum diameter of CZPT particles shall not exceed 6 ~ 9mm, and the volume concentration shall not exceed 2%;
5. Ambient temperature: -20ºC ~ 50ºC;
6. Ambient humidity: ≤95% (when ambient temperature is +25ºC);
7. Atmospheric pressure: 80kPa ~ 106kPa;
8. It is suitable for coal mine underground coal dust and methane explosive gas danger place, but does not destroy the insulation corrosive gas place.
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Types of vacuum pumps
A vacuum pump is a device that draws gas molecules from a sealed volume and leaves a partial vacuum in its wake. Its job is to create a relative vacuum within a specific volume or volume. There are many types of vacuum pumps, including centrifugal, screw and diaphragm.
Forward centrifugal pump
Positive displacement centrifugal vacuum pumps are one of the most commonly used pump types in the oil and gas industry. Their efficiency is limited to a range of materials and can handle relatively high solids concentrations. However, using these pumps has some advantages over other types of pumps.
Positive displacement pumps have an enlarged cavity on the suction side and a reduced cavity on the discharge side. This makes them ideal for applications involving high viscosity fluids and high pressures. Their design makes it possible to precisely measure and control the amount of liquid pumped. Positive displacement pumps are also ideal for applications requiring precise metering.
Positive displacement pumps are superior to centrifugal pumps in several ways. They can handle higher viscosity materials than centrifuges. These pumps also operate at lower speeds than centrifugal pumps, which makes them more suitable for certain applications. Positive displacement pumps are also less prone to wear.
Positive displacement vacuum pumps operate by drawing fluid into a chamber and expanding it to a larger volume, then venting it to the atmosphere. This process happens several times per second. When maximum expansion is reached, the intake valve closes, the exhaust valve opens, and fluid is ejected. Positive displacement vacuum pumps are highly efficient and commonly used in many industries.
Self-priming centrifugal pump
Self-priming centrifugal pumps are designed with a water reservoir to help remove air from the pump. This water is then recirculated throughout the pump, allowing the pump to run without air. The water reservoir can be located above or in front of the impeller. The pump can then reserve water for the initial start.
The casing of the pump contains an increasingly larger channel forming a cavity retainer and semi-double volute. When water enters the pump through channel A, it flows back to the impeller through channels B-C. When the pump is started a second time, the water in the pump body will be recirculated back through the impeller. This recycling process happens automatically.
These pumps are available in a variety of models and materials. They feature special stainless steel castings that are corrosion and wear-resistant. They can be used in high-pressure applications and their design eliminates the need for inlet check valves and intermediate valves. They can also be equipped with long intake pipes, which do not require activation.
Self-priming centrifugal pumps are designed to run on their own, but there are some limitations. They cannot operate without a liquid source. A foot valve or external liquid source can help you start the self-priming pump.
Screw Pump
The mechanical and thermal characteristics of a screw vacuum pump are critical to its operation. They feature a small gap between the rotor and stator to minimize backflow and thermal growth. Temperature is a key factor in their performance, so they have an internal cooling system that uses water that circulates through the pump’s stator channels. The pump is equipped with a thermostatically controlled valve to regulate the water flow. Also includes a thermostatic switch for thermal control.
Screw vacuum pumps work by trapping gas in the space between the rotor and the housing. The gas is then moved to the exhaust port, where it is expelled at atmospheric pressure. The tapered discharge end of the screw further reduces the volume of gas trapped in the chamber. These two factors allow the pump to work efficiently and safely.
Screw vacuum pumps are designed for a variety of applications. In some applications, the pump needs to operate at very low pressures, such as when pumping large volumes of air. For this application, the SCREWLINE SP pump is ideal. Their low discharge temperature and direct pumping path ensure industrial process uptime. These pumps also feature non-contact shaft seals to reduce mechanical wear. Additionally, they feature a special cantilever bearing arrangement to eliminate potential sources of bearing failure and lubrication contamination.
Screw vacuum pumps use an air-cooled screw to generate a vacuum. They are compact, and clean, and have a remote monitoring system with built-in intelligence. By using the app, users can monitor pump performance remotely. 
Diaphragm Pump
Diaphragm vacuum pumps are one of the most common types of vacuum pumps found in laboratories and manufacturing facilities. The diaphragm is an elastomeric membrane held in place around the outer diameter. While it is not possible to seal a diaphragm vacuum pump, there are ways to alleviate the problems associated with this design.
Diaphragm vacuum pumps are versatile and can be used in a variety of clean vacuum applications. These pumps are commercially available with a built-in valve system, but they can also be modified to include one. Because diaphragm pumps are so versatile, it’s important to choose the right type for the job. Understanding how pumps work will help you match the right pump to the right application.
Diaphragm vacuum pumps offer a wide range of advantages, including an extremely long service life. Most diaphragm pumps can last up to ten thousand hours. However, they may be inefficient for processes that require deep vacuum, in which case alternative technologies may be required. Additionally, due to the physics of diaphragm pumps, the size of these pumps may be limited. Also, they are not suitable for high-speed pumping.
Diaphragm vacuum pumps are a versatile subset of laboratory pumps. They are popular for their oil-free construction and low maintenance operation. They are available in a variety of styles and have many optional features. In addition to low maintenance operation, they are chemically resistant and can be used with a variety of sample types. However, diaphragm pumps tend to have lower displacements than other vacuum pumps.
Atmospheric pressure is a key factor in a vacuum pump system
Atmospheric pressure is the pressure created by the collision of air molecules. The more they collide, the greater the pressure. This applies to pure gases and mixtures. When you measure atmospheric pressure, the pressure gauge reads about 14.7 psia. The higher the pressure, the greater the force on the gas molecules.
The gas entering the vacuum pump system is below atmospheric pressure and may contain entrained liquids. The mechanism of this process can be explained by molecular kinetic energy theory. The theory assumes that gas molecules in the atmosphere have high velocities. The resulting gas molecules will then start moving in random directions, colliding with each other and creating pressure on the walls of the vacuum vessel.
Atmospheric pressure is a critical factor in a vacuum pump system. A vacuum pump system is useless without proper atmospheric pressure measurement. The pressure in the atmosphere is the total pressure of all gases, including nitrogen and oxygen. Using total pressure instead of partial pressure can cause problems. The thermal conductivity of various gases varies widely, so working at full pressure can be dangerous.
When choosing a vacuum pump, consider its operating range. Some pumps operate at low atmospheric pressure, while others are designed to operate at high or ultra-high pressure. Different types of pumps employ different technologies that enhance their unique advantages. 
The screw pump is less efficient in pumping gases with smaller molecular weight
Vacuuming requires a high-quality pump. This type of pump must be able to pump gas of high purity and very low pressure. Screw pumps can be used in laboratory applications and are more efficient when pumping small molecular weight gases. Chemical resistance is critical to pump life. Chemical resistant materials are also available. Chemically resistant wetted materials minimize wear.
Gear pumps are more efficient than screw pumps, but are less efficient when pumping lower molecular weight gases. Gear pumps also require a larger motor to achieve the same pumping capacity. Compared to gear pumps, progressive cavity pumps also have lower noise levels and longer service life. In addition, gear pumps have a large footprint and are not suitable for tight spaces.
Progressive cavity pumps have two or three screws and a housing and side cover. They are also equipped with gears and bearings. Their mechanical design allows them to operate in high pressure environments with extremely low noise. The progressive cavity pump is a versatile pump that can be used in a variety of applications.
Dry screw compressors have different aspect ratios and can operate at high and low pressures. The maximum allowable differential pressure for screw compressors ranges from 0.4 MPa for 3/5 rotors to 1.5 MPa for 4/6 rotors. These numbers need to be determined on a case-by-case basis.
editor by Dream 2024-04-17