Product Description
Product Description
The Features of Vacuum Pump:
1. Integrated body structure with high precision
2. Forced lubrication for pump to ensure the high reliabililty
3. Oil window design to avoid run out of oil
| Item | Single Stage Dual Stage Rotary Vane Air AC Vacuum Pump |
| Voltage | 110V/60HZ,220V/50HZ |
| Oil capacity | 230ml-800ml |
| Power | 1/4HP; 1/3HP; 1/2HP; 3/4HP; 1HP |
| Certification | CE / RoHS |
| Loading port | ZheJiang or HangZhou |
| Payment terms | T/T, LC |
| Advantages | High efficienc; Attractive design; Easy to carry |
Detailed Photos
FAQ
Q1.Are you manufacturer?
A:Yes,We are manufacture since from 2571,it is a well-know company with good reputation in China.
Q2:If I need sample, could you support?
A:We can supply sample according to your requirement.
Q3:Whats your MOQ?
A:50sets.
Q4:Can we use our logo or design in the product and cartons?
A:Yes,OEM is acceptable. We can use your logo and design in the package as your requirement.
Q5:How long will be the production time?
A: After confirm your order, the production will be 15-30 days.
Q6:What shipping way?
A: Depend on your requirement: For urgent order with light weight, you can choose air shipping.
For heavy weight, you can choose sea shipping and save cost.
Q7: What about the payment term?
A: We accept T/T, L/C.
Q8: How can you make sure high quality product?
A: We have strong quality control team,all the raw material will be inspected before production, the final production will be inspected before shipping.
| After-sales Service: | 3 Years |
|---|---|
| Warranty: | 1 Years |
| Oil or Not: | Oil |
| Structure: | Rotary Vacuum Pump |
| Exhauster Method: | Entrapment Vacuum Pump |
| Vacuum Degree: | High Vacuum |
| Samples: |
US$ 30/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
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What Are the Advantages of Using Oil-Sealed Vacuum Pumps?
Oil-sealed vacuum pumps offer several advantages in various applications. Here’s a detailed explanation:
1. High Vacuum Performance: Oil-sealed vacuum pumps are known for their ability to achieve high levels of vacuum. They can create and maintain deep vacuum levels, making them suitable for applications that require a low-pressure environment. The use of oil as a sealing and lubricating medium helps in achieving efficient vacuum performance.
2. Wide Operating Range: Oil-sealed vacuum pumps have a wide operating range, allowing them to handle a broad spectrum of vacuum levels. They can operate effectively in both low-pressure and high-vacuum conditions, making them versatile for different applications across various industries.
3. Efficient and Reliable Operation: These pumps are known for their reliability and consistent performance. The oil-sealed design provides effective sealing, preventing air leakage and maintaining a stable vacuum level. They are designed to operate continuously for extended periods without significant performance degradation, making them suitable for continuous industrial processes.
4. Contamination Handling: Oil-sealed vacuum pumps are effective in handling certain types of contaminants that may be present in the process gases or air being evacuated. The oil acts as a barrier, trapping and absorbing certain particulates, moisture, and chemical vapors, preventing them from reaching the pump mechanism. This helps protect the pump internals from potential damage and contributes to the longevity of the pump.
5. Thermal Stability: The presence of oil in these pumps helps in dissipating heat generated during operation, contributing to their thermal stability. The oil absorbs and carries away heat, preventing excessive temperature rise within the pump. This thermal stability allows for consistent performance even during prolonged operation and helps protect the pump from overheating.
6. Noise Reduction: Oil-sealed vacuum pumps generally operate at lower noise levels compared to other types of vacuum pumps. The oil acts as a noise-damping medium, reducing the noise generated by the moving parts and the interaction of gases within the pump. This makes them suitable for applications where noise reduction is desired, such as laboratory environments or noise-sensitive industrial settings.
7. Versatility: Oil-sealed vacuum pumps are versatile and can handle a wide range of gases and vapors. They can effectively handle both condensable and non-condensable gases, making them suitable for diverse applications in industries such as chemical processing, pharmaceuticals, food processing, and research laboratories.
8. Cost-Effective: Oil-sealed vacuum pumps are often considered cost-effective options for many applications. They generally have a lower initial cost compared to some other types of high-vacuum pumps. Additionally, the maintenance and operating costs are relatively lower, making them an economical choice for industries that require reliable vacuum performance.
9. Simplicity and Ease of Maintenance: Oil-sealed vacuum pumps are relatively simple in design and easy to maintain. Routine maintenance typically involves monitoring oil levels, changing the oil periodically, and inspecting and replacing worn-out parts as necessary. The simplicity of maintenance procedures contributes to the overall cost-effectiveness and ease of operation.
10. Compatibility with Other Equipment: Oil-sealed vacuum pumps are compatible with various process equipment and systems. They can be easily integrated into existing setups or used in conjunction with other vacuum-related equipment, such as vacuum chambers, distillation systems, or industrial process equipment.
These advantages make oil-sealed vacuum pumps a popular choice in many industries where reliable, high-performance vacuum systems are required. However, it’s important to consider specific application requirements and consult with experts to determine the most suitable type of vacuum pump for a particular use case.
Can Vacuum Pumps Be Used for Chemical Distillation?
Yes, vacuum pumps are commonly used in chemical distillation processes. Here’s a detailed explanation:
Chemical distillation is a technique used to separate or purify components of a mixture based on their different boiling points. The process involves heating the mixture to evaporate the desired component and then condensing the vapor to collect the purified substance. Vacuum pumps play a crucial role in chemical distillation by creating a reduced pressure environment, which lowers the boiling points of the components and enables distillation at lower temperatures.
Here are some key aspects of using vacuum pumps in chemical distillation:
1. Reduced Pressure: By creating a vacuum or low-pressure environment in the distillation apparatus, vacuum pumps lower the pressure inside the system. This reduction in pressure lowers the boiling points of the components, allowing distillation to occur at temperatures lower than their normal boiling points. This is particularly useful for heat-sensitive or high-boiling-point compounds that would decompose or become thermally degraded at higher temperatures.
2. Increased Boiling Point Separation: Vacuum distillation increases the separation between the boiling points of the components, making it easier to achieve a higher degree of purification. In regular atmospheric distillation, the boiling points of some components may overlap, leading to less effective separation. By operating under vacuum, the boiling points of the components are further apart, improving the selectivity and efficiency of the distillation process.
3. Energy Efficiency: Vacuum distillation can be more energy-efficient compared to distillation under atmospheric conditions. The reduced pressure lowers the required temperature for distillation, resulting in reduced energy consumption and lower operating costs. This is particularly advantageous when dealing with large-scale distillation processes or when distilling heat-sensitive compounds that require careful temperature control.
4. Types of Vacuum Pumps: Different types of vacuum pumps can be used in chemical distillation depending on the specific requirements of the process. Some commonly used vacuum pump types include:
– Rotary Vane Pumps: Rotary vane pumps are widely used in chemical distillation due to their ability to achieve moderate vacuum levels and handle various gases. They work by using rotating vanes to create chambers that expand and contract, enabling the pumping of gas or vapor.
– Diaphragm Pumps: Diaphragm pumps are suitable for smaller-scale distillation processes. They use a flexible diaphragm that moves up and down to create a vacuum and compress the gas or vapor. Diaphragm pumps are often oil-free, making them suitable for applications where avoiding oil contamination is essential.
– Liquid Ring Pumps: Liquid ring pumps can handle more demanding distillation processes and corrosive gases. They rely on a rotating liquid ring to create a seal and compress the gas or vapor. Liquid ring pumps are commonly used in chemical and petrochemical industries.
– Dry Screw Pumps: Dry screw pumps are suitable for high-vacuum distillation processes. They use intermeshing screws to compress and transport gas or vapor. Dry screw pumps are known for their high pumping speeds, low noise levels, and oil-free operation.
Overall, vacuum pumps are integral to chemical distillation processes as they create the necessary reduced pressure environment that enables distillation at lower temperatures. By using vacuum pumps, it is possible to achieve better separation, improve energy efficiency, and handle heat-sensitive compounds effectively. The choice of vacuum pump depends on factors such as the required vacuum level, the scale of the distillation process, and the nature of the compounds being distilled.
Can Vacuum Pumps Be Used in the Medical Field?
Yes, vacuum pumps have a wide range of applications in the medical field. Here’s a detailed explanation:
Vacuum pumps play a crucial role in various medical applications, providing suction or creating controlled vacuum environments. Here are some key areas where vacuum pumps are used in the medical field:
1. Negative Pressure Wound Therapy (NPWT):
Vacuum pumps are extensively utilized in negative pressure wound therapy, a technique used to promote wound healing. In NPWT, a vacuum pump creates a controlled low-pressure environment within a wound dressing, facilitating the removal of excess fluid, promoting blood flow, and accelerating the healing process.
2. Surgical Suction:
Vacuum pumps are an integral part of surgical suction systems. They provide the necessary suction force to remove fluids, gases, or debris from the surgical site during procedures. Surgical suction helps maintain a clear field of view for surgeons, enhances tissue visualization, and contributes to a sterile operating environment.
3. Anesthesia:
In anesthesia machines, vacuum pumps are used to create suction for various purposes:
– Airway Suction: Vacuum pumps assist in airway suctioning to clear secretions or obstructions from the patient’s airway during anesthesia or emergency situations.
– Evacuation of Gases: Vacuum pumps aid in removing exhaled gases from the patient’s breathing circuit, ensuring the delivery of fresh gas mixtures and maintaining appropriate anesthesia levels.
4. Laboratory Equipment:
Vacuum pumps are essential components in various medical laboratory equipment:
– Vacuum Ovens: Vacuum pumps are used in vacuum drying ovens, which are utilized for controlled drying or heat treatment of sensitive materials, samples, or laboratory glassware.
– Centrifugal Concentrators: Vacuum pumps are employed in centrifugal concentrators to facilitate the concentration or dehydration of biological samples, such as DNA, proteins, or viruses.
– Freeze Dryers: Vacuum pumps play a vital role in freeze-drying processes, where samples are frozen and then subjected to vacuum conditions to remove water via sublimation, preserving the sample’s structure and integrity.
5. Medical Suction Devices:
Vacuum pumps are utilized in standalone medical suction devices, commonly found in hospitals, clinics, and emergency settings. These devices create suction required for various medical procedures, including:
– Suctioning of Respiratory Secretions: Vacuum pumps assist in removing respiratory secretions or excess fluids from the airways of patients who have difficulty coughing or clearing their airways effectively.
– Thoracic Drainage: Vacuum pumps are used in chest drainage systems to evacuate air or fluid from the pleural cavity, helping in the treatment of conditions such as pneumothorax or pleural effusion.
– Obstetrics and Gynecology: Vacuum pumps are employed in devices used for vacuum-assisted deliveries, such as vacuum extractors, to aid in the safe delivery of babies during childbirth.
6. Blood Collection and Processing:
Vacuum pumps are utilized in blood collection systems and blood processing equipment:
– Blood Collection Tubes: Vacuum pumps are responsible for creating the vacuum inside blood collection tubes, facilitating the collection of blood samples for diagnostic testing.
– Blood Separation and Centrifugation: In blood processing equipment, vacuum pumps assist in the separation of blood components, such as red blood cells, plasma, and platelets, for various medical procedures and treatments.
7. Medical Imaging:
Vacuum pumps are used in certain medical imaging techniques:
– Electron Microscopy: Electron microscopes, including scanning electron microscopes and transmission electron microscopes, require a vacuum environment for high-resolution imaging. Vacuum pumps are employed to maintain the necessary vacuum conditions within the microscope chambers.
These are just a few examples of the wide-ranging applications of vacuum pumps in the medical field. Their ability to create suction and controlled vacuum environments makes them indispensable in medical procedures, wound healing, laboratory processes, anesthesia, and various other medical applications.
editor by CX 2023-10-27
China 12v DC Pump for gasoline vacuum pump oil near me
Custom-made help: OEM
Model Number: fuel transfer pump
Software: Other, diesel oil, GTour 12V 4500psi 300 bar Electric powered Air Compressor Diving Pump PCP Mini Compressor kerosene transfer
Power Supply: Electrical
Stress: Lower Strain
Framework: vane pump
Idea: Vacuum Pump
Utilization: Oil
Power: Electric powered
Common or Nonstandard: Regular
Gas: Diesel
fuel transfer pump: oil transfer pump
transfer pump: diesel pump
DC pump: DC fuel transfer pump
Merchandise name: 12v DC Pump for gasoline
Packaging Details: 1 computer/ctn
Port: HangZhou/ZheJiang
Gasoline transfer pump
DC12/24V power
180W
| Max Flow: | 57L/min 76L/min |
| Inlet Dimensions: | one” |
| Outlet Size: | 3/4″ High Force Industrial one-section 11kw 15kw 22kw 7-13bar all in 1 compressor Screw Air Compressor air For Laser Chopping fifty 1″ |
| Electricity: | 1/4HP |
| Voltage: | DC12V or DC24V |
| Complete Pump Sets: | Pump + 4m shipping hose + manual nozzle + flowmeter |
four.
Select vacuum pump
When choosing a vacuum pump, there are several things to consider. Diaphragm, scroll and Roots pumps are available. These pumps work similarly to each other, but they have some notable differences. Learn more about each type to make the right decision for your needs.
Diaphragm vacuum pump
Diaphragm vacuum pumps are very reliable and efficient for moving liquids. They are also compact and easy to handle. They can be used in a variety of applications, from laboratory workstations to large vacuum ovens. Diaphragm vacuum pumps are available worldwide. Advantages of this pump include low noise and corrosion resistance.
Diaphragm vacuum pumps work by increasing the chamber volume and decreasing the pressure. The diaphragm draws fluid into the chamber, diverting it back when it returns to its starting position. This hermetic seal allows them to transfer fluids without the need for lubricants.
Diaphragm vacuum pumps are the most efficient cleaning option and are easy to maintain. They do not produce oil, waste water or particles, which are common problems with other types of pumps. In addition, diaphragm pumps are low maintenance and have no sliding parts in the air path.
The simple design of diaphragm vacuum pumps makes them popular in laboratories. Oil-free construction makes it an economical option and is available in a variety of styles. They also have a variety of optional features. Diaphragm pumps are also chemically resistant, making them ideal for chemical laboratories.
Diaphragm vacuum pumps have speeds ranging from a few microns per minute (m3/h) to several m3/h. Some models have variable speed motors that reduce pumping speed when not in use. This feature extends their service interval. Standard diaphragm pumps are also popular in pharmaceutical and medical procedures. In addition, they are used in vacuum mattresses and cushions.
Scroll vacuum pump
Dry scroll vacuum pumps have many advantages over other types of vacuum pumps. Its compact design makes it ideal for a variety of general-purpose vacuum applications. They also offer oil-free operation. Additionally, many of these pumps feature chemically resistant PTFE components for increased chemical resistance.
These pumps are used in a variety of environments including laboratories, OEM equipment, R&D and medical applications. The single-stage design of these pumps makes them versatile and cost-effective. They are also suitable for a range of high field and radiation environments. Scroll pumps are also available in electronics-free and three-phase versions.
Oil-free scroll vacuum pumps are an excellent choice for those who don’t want the noise and mess associated with reciprocating pumps. Oil-free scroll pumps contain two helical scrolls interwoven in a helical motion that creates strong suction and directs steam to the exhaust. Because they do not require oil, they require minimal maintenance and downtime.
Oil-free scroll vacuum pumps are suitable for low to medium vacuum systems. Their durability and flexibility also make them suitable for many other applications. While they are often associated with dry vacuum pumps, they can also be used in chemical and analytical applications. Oil-free scroll pumps are also considered environmentally friendly.
The HiScroll range consists of three dry-sealed scroll pumps with nominal pumping speeds ranging from 6 to 20 m3/h. They feature advanced cutting edge sealing technology and reduce power requirements. They are also compact and noiseless, making them an excellent choice in quiet work environments. 
Roots Pump
Roots vacuum pumps are an important part of vacuum systems in various industries. These pumps are used to generate high vacuum in a variety of applications including degassing, rolling and vacuum metallurgy. They are also used in vacuum distillation, concentration and drying in the pharmaceutical, food and chemical industries.
These pumps are made of non-magnetized rotors that sit in the vacuum of the drive shaft. In addition, the stator coils are fan-cooled, eliminating the need for shaft seals. These pumps are typically used in applications involving high purity and toxic gases.
The theoretical pumping speed of a Roots pump depends on the gas type and outlet pressure. Depending on the size and power of the pump, it can range from 200 cubic meters per hour (m3/h) to several thousand cubic meters per hour. Typical Roots pumps have pumping speeds between 10 and 75.
Roots pumps are designed to reach high pressures in a relatively short period of time. This enables them to significantly reduce vacation time. Their compact design also makes them quiet. They also require no oil or moving parts, making them ideal for a variety of applications. However, they also have some limitations, including relatively high service costs and poor pumping performance at atmospheric pressure.
The RUVAC Roots pump is a versatile and efficient vacuum pump. It is based on the dry compressor roots principle already used in many vacuum technologies. This principle has been used in many different applications, including vacuum furnaces and vacuum coating. The combination of the Roots pump and the backing vacuum pump will increase the pumping speed at low pressure and expand the working range of the backing vacuum pump.
Electric vacuum pump
Electric vacuum pumps have many applications. They help move waste and debris in various processes and also help power instruments. These pumps are used in the automotive, scientific and medical industries. However, there are some important factors to consider before buying. In this article, we will discuss some important factors to consider.
First, you should consider the base pressure of the pump. Some pumps can reach a base pressure of 1 mbar when new, while others can reach a base pressure of 1 x 10-5 mbar. The higher the base pressure, the more energy is required to reverse atmospheric pressure.
Another important consideration is noise. Electric vacuum pumps need to be quiet. Especially for hybrid and electric vehicles, low noise is very important. Therefore, electric vacuum pumps with low noise characteristics have been developed. The pump’s integrated motor was developed in-house to avoid expensive vibration decoupling elements. Therefore, it exhibits high structure-borne noise decoupling as well as low airborne noise emissions. This makes the electric vacuum pump suitable for mounting on body components without disturbing vibrations.
Depending on the type of application, electric vacuum pumps can be used for workholding, clamping or clamping applications. They can also be used for solid material transfer. The electric pump with 20 gallon tank has a maximum vacuum of 26″ Hg. It also houses a 1,200 square inch sealed vacuum suction cup. It also has a coolant trap.
The automotive electric vacuum pump market was estimated at USD 1.11 billion in 2018. Electric vacuum pumps are used in automobiles for many different applications. These pumps provide vacuum assistance to a variety of automotive systems, including brake boosters, headlight doors, heaters, and air conditioning systems. They are also quieter than traditional piston pumps. 
Cryogenic vacuum pump
Cryogenic vacuum pumps are used in many different processes, including vacuum distillation, electron microscopy, and vacuum ovens. These pumps feature a thin-walled shaft and housing to minimize heat loss from the motor. They are also capable of high speed operation. High-speed bearings increase the hydraulic efficiency of the pump while minimizing heating of the process fluid. Cryopumps also come in the form of laboratory dewars and evaporators.
A key feature of a cryopump is its ability to span a wide pressure range. Typically, such pumps have a maximum pressure of 12 Torr and a minimum pressure of 0.8 Torr. However, some cryopumps are capable of pumping at higher pressures than this. This feature extends pump life and limits gas loading.
Before using a cryopump, you need to make sure the system is cold and the valve is closed. The gas in the chamber will then start to condense on the cold array of the pump. This condensation is the result of the latent heat released by the gas.
Cryogenic vacuum pumps are usually equipped with a Polycold P Cryocooler, which prevents the backflow of water through the pump. Such coolers are especially useful in load lock systems. As for its functionality, SHI Cryogenics Group offers two different styles of cryopumps. These systems are ideal for demanding flat panel, R&D and coating applications. They are available in sizes up to 20 inches and can be configured for automatic regeneration or standard settings.
The cryogenic vacuum pump market is segmented by application and geography. The report identifies major global companies, their shares and trends. It also includes product introductions and sales by region.
editor by CX 2023-07-06
China 12V DC Brushless Motor Mini Gas Pump Lab Sampling Portable Small Electric Diaphragm Air Pump Micro Vacuum Pump with Best Sales
Guarantee: 1 a long time
Personalized help: OEM, ODM, OBM, Application reengineering
Model Variety: AD3BL12
Software: Automotive Market, Biofuel Sector, Industrial Buildings, District Strength, Household Houses, Good Price Gearbox MLGU MLC GEARBOX Transmission 4TH Synchronizer assembly spring For Fiat Ducato Peugeot Boxer Foodstuff and Beverage Market, CZPT OEM, Industrial Boilers, Industrial Utilities, Irrigation and Agriculture, Machining, Marine, Metallic and Tools Manufacturers, Tailored wtf itf taekwondo hand gear taekwondo gloves protector taekwondo hand guard Pharmaceutical business, temperature manage
Horsepower: 2-3L/Min
Electricity Resource: Electric powered
Strain: Low Pressure
Composition: Diaphragm Pump
Cable Length: 15CM
Voltage: 12VDC
Electrical power: 1.6W
motor: DC Brushless Motor
Solution name: DC Brushless Motor Little Diaphragm Pump
Brand: Fluidsmart
Max. Adverse Pressure: -55KPa
Max. Positive Strain:: +90KPa
Dimension: 38.8*24.5*43.3mm
Colour: Black /Silver
Pump Content: PPS
Diaphragm/Valve: EPDM
Fat: 56.2g
Packaging Specifics: with common carton box or tailored.
Port: ZheJiang
Goods Description AD3BL12V Brushless Air Warmth Pump Attributes Optimized pump body to guarantee modest volume, supply largeflow and sustain reasonably low energy consumption.The fuel flow is stable and the motor operates in a vast range. * High efficiency * Minimal leakage charge and air pollution-free of charge sample fuel * Lengthy lifetime>8000hours
| Model: | AD3BL12 | AD3BL24 |
| Voltage selection: | 12Vdc | 24Vdc |
| Maximum flow: | 2-3L/min | 2-3L/min |
| Motor kind: | Dc brushless motor | Dc brushless motor |
| Waterproof quality: | IP00/IP50 customized | IP00/IP50 personalized |
| Storage environment temp.: | -40℃~60℃ | -40℃~60℃ |
| Working atmosphere temp.: | -20℃~50℃ | -20℃~50℃ |
| Purple wire link: | positive pole | positive pole |
| Black wire connection: | negative pole | negative pole |
Basic knowledge of vacuum pump
A vacuum pump is used to create a relative vacuum within a sealed volume. These pumps take gas molecules out of the sealed volume and expel them, leaving a partial vacuum. They can be used in a variety of applications, including medicine and laboratory research. This article will cover the basics of vacuum pumps, including how they operate and the materials they use. You will also learn about typical applications and fees.
How it works
A vacuum pump is a pump that removes air from a specific space. These pumps are divided into three types according to their function. Positive displacement pumps are used in the low vacuum range and high vacuum pumps are used in the ultra-high vacuum range. The performance of a vacuum pump depends on the quality of the vacuum it produces.
A vacuum pump creates a partial vacuum above the surrounding atmospheric pressure. The speed of the pump is proportional to the pressure difference between the ambient atmosphere and the base pressure of the pump. Choose a base pressure for a specific process, not the lowest possible pressure in the system.
A scroll pump is also a type of vacuum pump. This type of pump consists of two scrolls, the inner scroll running around the gas volume. It then compresses the gas in a spiral fashion until it reaches the maximum pressure at its center. The inner and outer scrolls are separated by a polymer tip seal that provides an axial seal between them. Its pumping speed ranges from 5.0 to 46 m3/h.
Another type of vacuum pump is the screw pump, which uses two rotating screws in one chamber. The screw in the screw pump is a left-handed screw, and the other is a right-handed screw. The two screws do not touch each other when engaged, preventing contamination of the medium. They also feature high pumping speeds, low operating costs and low maintenance requirements.
The vacuum pump consists of several parts such as rotor and base. These components create an area of low pressure. Gas and water molecules rush into this low pressure area, where they are sucked into the pump. The pump also rotates, preventing fluid leakage to the low pressure side.
The main function of a vacuum pump is to remove gas particles from an enclosed space. It does this by changing gas molecules between high and low pressure states. A vacuum pump can also generate a partial vacuum. There are several types of vacuum pumps, each designed to perform a specific function, so it is important to choose the right type for your application.
Vacuum Pump Materials
There are two main materials used in vacuum pumps: metal and polyethylene. Metal is more durable, while polyethylene is cheaper and more flexible. However, these materials are not suitable for high pressure and may cause damage. Therefore, if you want to design a high-pressure pump, it is best to use metal materials.
Vacuum pumps are required in a variety of industrial environments and manufacturing processes. The most common vacuum pump is a positive displacement vacuum pump, which transports a gas load from the inlet to the outlet. The main disadvantage of this pump is that it can only generate a partial vacuum; higher vacuums must be achieved through other techniques.
Materials used in vacuum pumps vary from high to rough vacuum pumps. Low pressure ranges are typically below 1 x 10-3 mbar, but high vacuum pumps are used for extreme vacuum. They also differ in manufacturing tolerances, seals used, materials used and operating conditions.
The choice of vacuum pump material depends on the process. The vacuum range and ultimate pressure of the system must be carefully analyzed to find the right material for the job. Depending on the purpose of the pump, a variety of materials can be used, from ceramic to plastic substrates. When choosing a vacuum pump material, be sure to consider its durability and corrosion resistance.
Dry and wet vacuum pumps use oil to lubricate internal parts. This prevents wear of the pump due to corrosion. These types of pumps are also recommended for continuous use and are ideal for applications where the gas is acidic or corrosive. Therefore, they are widely used in the chemical and food industries. They are also used in rotary evaporation and volatile compound processing.
Positive displacement pumps are the most common type. They work by letting gas flow into a cavity and venting it into the atmosphere. Additionally, momentum transfer pumps, also known as molecular pumps, use high-velocity jets of high-density fluids to transport air and gases. These pumps are also used for medical purposes. 
Typical application
Vacuum pumps are used to remove large amounts of air and water from the process. They are used in various industries to improve performance. For example, liquid ring vacuum pumps are used in packaging production to produce plastic sheets in the desired shape and size. Large-capacity suction pumps are used in the chemical industry to improve the surface properties of materials and speed up filtration.
There are two basic principles of vacuum pumps: entrapment and gas transfer. Positive displacement pumps are suitable for low to medium vacuums, while momentum transfer and retention pumps are suitable for high vacuums. Typically, high vacuum systems use two or more pumps working in series.
There are three main categories of vacuum pumps: primary, booster, and secondary. Their working pressure ranges from a few millimeters above atmospheric pressure. They also have several different technologies, including positive displacement, gas transfer, and gas capture. These pumps transport gas molecules through momentum exchange. Typically, they release gas molecules at roughly the same rate as they entered. When the process is complete, the gas molecules are slightly above atmospheric pressure. The discharge pressure is equal to the lowest pressure achieved, which is the compression ratio.
Vacuum pumps are widely used in all walks of life. They can be found in almost every industrial sector, including food processing. For example, they are used to make sausages and food products. In addition, they are used in landfill and digester compressors. They can also be used to build solar panels.
Oil lubricated vacuum pumps are currently the most energy-efficient vacuum pumps. These pumps are suitable for a variety of industrial applications including freeze drying and process engineering. These pumps use oil as a sealant and coolant, which makes them ideal for a variety of applications. These pumps are also very sensitive to vibration.
Another type of vacuum pump is a turbomolecular pump. These pumps have multiple stages and angled vanes. Unlike mechanical pumps, turbomolecular pumps sweep out larger areas at higher pumping speeds. In addition, they can generate ultra-high oil-free vacuums. Additionally, they have no moving parts, which makes them ideal for high vacuum pressures. 
Vacuum Pump Cost
Annual maintenance costs for vacuum pumps range from $242 to $337. The energy consumption of the vacuum pump is also a consideration, as it consumes electricity throughout its operating cycle. For example, an electric motor for a 1 hp pump uses 0.55 kW/hr, which equates to 2,200 kWh of energy per year.
Energy cost is the largest part of the total cost of a vacuum pump. They are usually four to five times higher than the initial purchase price. Therefore, choosing a more energy efficient system can reduce the total cost of ownership and extend the payback period. For many clients, this can be millions of dollars.
A vacuum pump works by compressing gas as it enters a chamber. This pushes the gas molecules towards the exhaust. The exhaust gas is then vented to the atmosphere. A special spring-loaded vane seals the pump’s chamber, creating an airtight seal. Specially formulated oils are also used to lubricate, cool and seal rotors.
Vacuum pumps are not cheap, but they have many advantages over water suction. One of the main advantages of vacuum pumps is their flexibility and reliability. This is an industry-proven solution that has been around for years. However, the initial cost of a vacuum pump is higher than that of a water aspirator.
If the vacuum pump fails unexpectedly, replacement costs can be high. Proper maintenance can extend the life of your system and prevent unplanned downtime. However, no one can predict when a pump will fail, and if a pump does fail, the cost can far exceed the cost of buying a new pump. Therefore, investing in preventive maintenance is a wise investment.
There are many types of vacuum pumps, not all of which are suitable for the same type of application. Make sure to choose a pump with the power required for the job. It should also be able to handle a variety of samples.
editor by CX 2023-07-04
China 12V 24V dc high pressure 3000H long life mini vacuum air epdm diaphragm negative pressure breast vacuum pump with high quality
Tailored assistance: ODM, OBM
Model Variety: NFLGM
Application: Other, Air Duct Cleaning Gear Rental Utilized Air Duct Cleaning Tools Duct Cleaning Gear For Sale Consuming water treatment method, Family Homes, Friendship 18K Gold Plated Chain Knot Pendant Necklace Female Stainless Steel Love Coronary heart Necklace for Girls Machining, Espresso device
Electrical power Resource: Electric
Stress: Higher Force
Composition: Diaphragm Pump
Voltage: DC twelve/24V
Port: HangZhou/ZheJiang
Products Description
| Product Title | mini vacuum air CZPT diaphragm adverse pressure breast vacuum pump | ||||||
| Current | ＜500mA | ||||||
| Head | ＞0.5M | ||||||
| Noise | ≤ NEW 3 in 1 12V metal air compressor AIR PUMP car tire inflator with strain gauge and gentle 55dB(30cm) | ||||||
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 CX 2023-07-03
China Manufacturer Electrical Brake Vacuum Pump 12V Aluminum Brake System Up30 009286001 vacuum pump engine
Merchandise Description
Product DESCRIPTION.
Merchandise Name: vacuum pump
OEM Variety : UP30
Components: Aluminum
Colour Accessible: Steel Color
MOQ : 20pcs
PACKAGING: Neutral or Brand box packaging. We will help you style your small box .
Shipping TIME: All around 25 times
Associated Solution
We produces all range of handbook slack adjuster and computerized slack adjuster that our solution cover almost globe truck, trailer and Bus, Apart from we also produce one more solution relevant to brake method like brake chamber, clutch booster, brake valve and air hose
Company Details
HangZhou Tie’an Car Components Production Co., Ltd. We’re expert for slack adjuster,supply a lot of sorts Manual Slack Adjuster for truck,bus,trailer,cover
European,Korean,American,Japanese,Russian.
one.Far more than 10 many years encounter on guide slack adjuster
2.Manufacture with aggressive cost
three.Include far more than 70% handbook slack adjuster kind and increased every thirty day period
four.Also can do it as customised.
Why Pick Tiean?
1) Eight-12 months much more expert car elements manufacturer
• ISO 9001 administration technique certification, NQA world-wide assurance certification.
• Possess comprehensive brake areas product line.
• Large high quality items with competitive value.
• MOQ from 100 piece.
• Samples are supplied for free of charge.
two) Emphasis on product good quality and after-market services
• All goods have a guarantee of at least 6 months.
• CNC machining centre, 100% leakage examination and other take a look at.
• Goal high-stop market.
three) Outstanding consumer support
• Specialized assist by E-mail or phone.
• Inquiry will be replied in 24hours.
• All phrases of payments and logistics are approved.
4) Specialized toughness
• Personal impartial R&D Dept.
• With 3D modeling capacity.
• OEM recognized.
PACKAGING STHangZhouRD
if your quantitty far more than 2000 pcs in total ,we can help you price design your brand box
Our packaging standard:purple bag or plastic bag, modest box, Carton box, Pallets or Wood Scenario.
OUR Services
one.Reply your enquiry in 24 working several hours.
two.OEM, purchaser design and style, customer label companies provided.
3.Exclusive and unique answer can be offer to our customer by our properly educated and specialist engineers and staffs.
four.We can supply sample for your examine.
5.We have the certification of ISO 9001 TS16949
6.Good right after-sale service.
FAQ
Buyer: What sort of product do you have interaction?
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|
US $50-60 / Piece | |
20 Pieces (Min. Order) |
###
| After-sales Service: | 12 Months |
|---|---|
| Warranty: | 12 Months |
| Type: | Brake System |
| Material: | Alloy |
| Position: | Front |
| Certification: | IATF-16949 |
###
| Customization: |
Available
|
|---|
|
US $50-60 / Piece | |
20 Pieces (Min. Order) |
###
| After-sales Service: | 12 Months |
|---|---|
| Warranty: | 12 Months |
| Type: | Brake System |
| Material: | Alloy |
| Position: | Front |
| Certification: | IATF-16949 |
###
| Customization: |
Available
|
|---|
Basic knowledge of vacuum pump
A vacuum pump is a device that draws gas molecules from a sealed volume and maintains a partial vacuum. Its main job is to create a relative vacuum within a given volume or volumes. There are many types of vacuum pumps. This article will describe how they work, their types, and their applications. 
How it works
A vacuum pump is a mechanical device that removes gas from a system by applying it to a higher pressure than the surrounding atmosphere. The working principle of the vacuum pump is based on the principle of gas transfer and entrapment. Vacuum pumps can be classified according to their vacuum level and the number of molecules that can be removed per cubic centimeter of space. In medium to high vacuum, viscous flow occurs when gas molecules collide with each other. Increasing the vacuum causes molecular or transitional flow.
A vacuum pump has several components that make it a versatile tool. One of the main components is the motor, which consists of a rotor and a stator. The rotor and stator contain coils that generate a magnetic field when excited. Both parts must be mounted on a base that supports the weight of the pump. There is also an oil drain that circulates oil throughout the system for lubrication and cooling purposes.
Another type of vacuum pump is the liquid ring vacuum pump. It works by positioning the impeller above or below the blades. Liquid ring pumps can also adjust the speed of the impeller. However, if you plan to use this type of pump, it is advisable to consult a specialist.
Vacuum pumps work by moving gas molecules to areas of higher or lower pressure. As the pressure decreases, the removal of the molecules becomes more difficult. Industrial vacuum systems require pumps capable of operating in the 1 to 10-6 Torr range.
Type
There are different types of vacuum pumps. They are used in many different applications, such as laboratories. The main purpose of these pumps is to remove air or gas molecules from the vacuum chamber. Different types of pumps use different techniques to achieve this. Some types of pumps use positive displacement, while others use liquid ring, molecular transfer, and entrapment techniques.
Some of these pumps are used in industrial processes, including making vacuum tubes, CRTs, electric lights, and semiconductor processing. They are also used in motor vehicles to power hydraulic components and aircraft. The gyroscope is usually controlled by these pumps. In some cases, they are also used in medical settings.
How a vacuum pump works depends on the type of gas being pumped. There are three main types: positive displacement, negative displacement, and momentum transfer. Depending on the type of lubrication, these principles can be further divided into different types of pumps. For example, dry vacuum pumps are less sensitive to gases and vapors.
Another type of vacuum pump is called a rotary vane pump. This type of pump has two main components, the rotor and the vacuum chamber. These pumps work by rotating moving parts against the pump casing. The mating surfaces of rotary pumps are designed with very small clearances to prevent fluid leakage to the low pressure side. They are suitable for vacuum applications requiring low pulsation and high continuous flow. However, they are not suitable for use with grinding media.
There are many types of vacuum pumps and it is important to choose the right one for your application. The type of pump depends on the needs and purpose of the system. The larger ones can work continuously, and the smaller ones are more suitable for intermittent use. 
Apply
Vacuum pumps are used in a variety of industrial and scientific processes. For example, they are used in the production of vacuum tubes, CRTs, and electric lamps. They are also used in semiconductor processing. Vacuum pumps are also used as mechanical supports for other equipment. For example, there may be multiple vacuum pumps on the engine of a motor vehicle that powers the hydraulic components of an aircraft. In addition, they are often used in fusion research.
The most common type of vacuum pump used in the laboratory is the rotary vane pump. It works by directing airflow through a series of rotating blades in a circular housing. As the blades pass through the casing, they remove gas from the cavity and create a vacuum. Rotary pumps are usually single or double-stage and can handle pressures between 10 and 6 bar. It also has a high pumping speed.
Vacuum pumps are also used to fabricate solar cells on wafers. This involves a range of processes including doping, diffusion, dry etching, plasma-enhanced chemical vapor deposition, and bulk powder generation. These applications depend on the type of vacuum pump used in the process, and the vacuum pump chosen should be designed for the environment.
While there are several types of vacuum pumps available, their basic working principles remain the same. Each has different functions and capacities, depending on the type of vacuum. Generally divided into positive displacement pump, rotary vane pump, liquid ring pump, and molecular delivery pump.
Maintenance
The party responsible for general maintenance and repairs is the Principal Investigator (PI). Agknxs must be followed and approved by the PI and other relevant laboratory personnel. The Agknx provides guidelines for routine maintenance of vacuum pump equipment. Agknxs are not intended to replace detailed routine inspections of vacuum pump equipment, which should be performed by certified/qualified service personnel. If the device fails, the user should contact PI or RP for assistance.
First, check the vacuum pump for any loose parts. Make sure the inlet and outlet pressure gauges are open. When the proper pressure is shown, open the gate valve. Also, check the vacuum pump head and flow. Flow and head should be within the range indicated on the label. Bearing temperature should be within 35°F and maximum temperature should not exceed 80°F. The vacuum pump bushing should be replaced when it is severely worn.
If the vacuum pump has experienced several abnormal operating conditions, a performance test should be performed. Results should be compared to reference values to identify abnormalities. To avoid premature pump failure, a systematic approach to predictive maintenance is essential. This is a relatively new area in the semiconductor industry, but leading semiconductor companies and major vacuum pump suppliers have yet to develop a consistent approach.
A simplified pump-down test method is proposed to evaluate the performance of vacuum pumps. The method includes simulated aeration field tests and four pump performance indicators. Performance metrics are evaluated under gas-loaded, idle, and gas-load-dependent test conditions. 
Cost
The total cost of a vacuum pump consists of two main components: the initial investment and ongoing maintenance costs. The latter is the most expensive component, as it consumes about four to five times the initial investment. Therefore, choosing a more energy-efficient model is a good way to reduce the total system cost and payback period.
The initial cost of a vacuum pump is about $786. Oil-lubricated rotary vane pumps are the cheapest, while oil-free rotary vane pumps are slightly more expensive. Non-contact pumps also cost slightly more. The cost of a vacuum pump is not high, but it is a factor that needs careful consideration.
When choosing a vacuum pump, it is important to consider the type of gas being pumped. Some pumps are only suitable for pumping air, while others are designed to pump helium. Oil-free air has a different pumping rate profile than air. Therefore, you need to consider the characteristics of the medium to ensure that the pump meets your requirements. The cost of a vacuum pump can be much higher than the purchase price, as the daily running and maintenance costs can be much higher.
Lubricated vacuum pumps tend to be more durable and less expensive, but they may require more maintenance. Maintenance costs will depend on the type of gas that needs to be pumped. Lighter gases need to be pumped slowly, while heavier gases need to be pumped faster. The maintenance level of a vacuum pump also depends on how often it needs to be lubricated.
Diaphragm vacuum pumps require regular maintenance and oil changes. The oil in the diaphragm pump should be changed every 3000 hours of use. The pump is also resistant to chemicals and corrosion. Therefore, it can be used in acidic and viscous products.
editor by czh 2023-03-24
China Cinyar AQC 12V 24V DC Brushless 6000Hours 9Lmin Micro Double Head Diaphragm Pump Supplier Vacuum Supply DustExhaust Treatment vacuum pump ac system
Guarantee: 1 12 months
Customized help: OEM, ODM, OBM
Design Amount: AQC Double Head Brushless
Application: Automotive Market, Biofuel Industry, Professional Properties, Food and Beverage Business, Machining, Pharmaceutical industry, Large precision cnc machining stainless steelaluminum timing pulley Gas evaluation Physiotherapy Mounter Splendor market, Lab, Atmosphere Defense
Horsepower: 8w
Electrical power Source: Electric powered
Pressure: -92KPa +180KPa
Structure: Diaphragm Pump
Cable Length: 45CM
Outlet Dimensions: 5.7mm.
Voltage: 12V 24V DC
Energy: 8w
motor: DC brushless motor
Motor: Brushless motor
Motor Lifestyle: 6000h
Tubing Methods: Sequence or Parallel tubing
Stream fee: 520L/H
Sequence Tubing Unfavorable/Optimistic Stress: -92KPa +180KPa
Tube substance: PU
Diaphragm Substance: EPDM or FKM
Mounting: 2Holes/3 Holes
Fat: 226g
Certification: CE, RoHS
Packaging Information: Device pump set into EVA mat, then set into regular export cartons.QTY/MAT: 14pcs/mat, QTY/CTN: 70pcs/ctn, Chinese new pilot valve procedure diesel engine tractors for agriculture for residence use tractors mini 4×4 agriculture CTN Dimension: 59.5*46.5*29.5cm.G.W: 17.25kgs
Port: ZheJiang ,China
Specification
| Flow Fee | 320L/H 520L/H |
| Application | Gas evaluation, Physiotherapy, Mountering, Attractiveness industry, Gas Transfer, Laboratory, High High quality V Goove Big Pulley Wheel Cast Iron Poleas and so forth. |
| Tubing Techniques | Series or Parallel |
| Mounting | 2Holes/3 Holes |
| Diaphragm Material | EPDM or FKM |
| Motor Existence | 6000h |
| Tube Materials | PU |
| Working Setting | Temperature ~40℃, relative humidity＜83% |
Types of vacuum pumps
A vacuum pump is a device that pulls gas molecules out of a sealed volume and maintains a partial vacuum. Its job is to create a relative vacuum within its capabilities. Several types of vacuum pumps are available, including scroll and rotary piston models. Each has its own characteristics and uses. To learn more, read this article.
Screw Pump
Screw vacuum pumps use a mechanical screw to move an air or gas chamber to the axial housing wall. The movement of the chamber reduces the volume of gas, which is pre-compressed before being expelled through the pressure connection. These pumps can be single-pitch models or variable-pitch models. Variable pitch models feature variable pitch rotors that help distribute heat loads evenly across the rotor. Some models also include a thermostatic control valve that shuts off the pump if the water temperature gets too high. Screw vacuum pumps are available in single-ended or double-ended designs. Single-ended and double-ended screw pumps provide up to 3.7 x 10-4 Torr and an ultimate vacuum of 900 m3/h (560 cfm), which is sufficient for many industrial processes. Progressive cavity pumps are particularly suitable for vapor compression applications. These pumps also have an internal rotor to minimize layer formation. Combined with air cooling, they are suitable for use in hazardous environments. In addition, the screw rotor design prevents the build-up of substances in the pump cavity that could react with high temperatures. These pumps are also easily removable for quick cleaning. Screw vacuum pumps are also designed for low cost and minimal maintenance. Agknx screw vacuum pumps are designed in Germany and are very reliable and economical. Pump performance depends on cooling system and temperature. The temperature of the water used should be kept within a certain range, otherwise the pump may overheat and fail. Screw vacuum pumps are often used in scientific experiments. They are standard main pumps in large storage rings, gravitational wave detectors, and space simulation chambers. One of the largest ultra-high vacuum chambers in the world is made of screw vacuum pumps. An example is the KATRIN experiment. There are two types of screw vacuum pumps: oil-sealed and dry. Oil-sealed screw pumps use oil as a sealant and coolant. They are suitable for demanding vacuum applications such as woodworking and plastics processing. Dry screw pumps have an air-cooled chamber, and they can achieve higher vacuum levels than oil-sealed pumps.
Rotary Piston Vacuum Pumps
Rotary Piston Vacuum Pumps provide the rugged performance essential for applications requiring vacuum. They can deliver flow rates up to 1280 acfm and reach deep vacuum levels up to 0.0004 Torr. They are available in single-stage and two-stage models. The report also provides detailed information about the key players, their financial status, and business overview. A rotary piston vacuum pump is a versatile and affordable vacuum device. They are available in single-stage and two-stage configurations with higher capacity and higher vacuum. They can be easily maintained by an in-house maintenance team or by a local third-party service shop. Pump manufacturers can also provide services. Rotary piston vacuum pumps are available in single-stage and compound designs. They are ideal for a variety of applications. Their high-performance design enables them to operate at any pressure up to atmospheric pressure. They also have no metal-to-metal contact, which makes them ideal for dirty applications. Whether you need a pump that can operate at high or low pressure, a rotary piston vacuum pump is an excellent choice. When purchasing a rotary piston vacuum pump, it is important to choose a manufacturer with a reputation for providing high-quality service and repairs. In addition to the high quality of the pump, you also need to ensure its availability. You should also consider the cost and quality of the part. A good vacuum pump company should also provide technical support, service support and accessories. Oil-free pumps are a popular choice for laboratories, clean rooms and confined rooms. Their high-quality parts are made from lightweight, corrosion-resistant and specially formulated polymers. Oil-free pumps can handle high levels of air moisture and are excellent at removing contaminants. However, they are not suitable for applications containing organic vapors or acids. Atlas Copco’s GLS rotary piston pumps are a popular choice for industrial vacuum applications. Its space-saving design makes it an ideal solution for harsh environments. It is also very reliable and has low lifecycle costs. It has an automatic lubrication system and water mizer to minimize water consumption.
Scroll Vacuum Pumps
<br Scroll Vacuum Pumps can be used to pump air, gases, and other fluids. They are suitable for creating a vacuum in transfer chambers, mass spectrometers, and load lock chambers. They are also ideal for helium leak detectors and other analytical equipment. Scroll vacuum pumps are available in a variety of models, including the diaphragm, turbine, and oil-dry scroll models. They are used in a variety of industries, including the semiconductor, biotechnology, and pharmaceutical industries. Flexible and durable oil-free scroll vacuum pumps are an excellent choice for light industrial, general laboratory, and research applications. They also offer several advantages over other vacuum pumps, including low operating costs and environmental sustainability. Scroll vacuum pumps do not require oil, which is a big advantage in terms of cost. Scroll vacuum pumps are also quieter. Scroll vacuum pumps are designed for low, medium, and high vacuum systems. They create a high vacuum and cannot tolerate particles. Although they are relatively small, they are ideal for vacuum laboratory applications and are also suitable for dry vacuum pumping. They can be combined with chemically resistant PTFE components, making them more suitable for chemical applications. Scroll vacuum pumps feature a unique design that makes them very versatile and efficient. The pump has two helical structures, one is fixed and the other is rotating, which can effectively pump gas and liquid. When the rotor begins to move, the gas is compressed slightly and then flows through the system to the exhaust port. Scroll vacuum pumps are efficient, oil-free and compact. Known for their high tolerance to the atmosphere, they feature sensorless INFORM(r) control to minimize noise and vibration. These vacuum pumps are ideal for low to medium flow applications including analytical equipment, freeze dryers, vacuum coaters and mass spectrometers. The most important advantage of a scroll vacuum pump is its reliability. They can be used for three years or more without problems and are easy to maintain. With proper maintenance, they can reduce repair costs.
Diaphragm vacuum pumps
Diaphragm vacuum pumps are used in a variety of industrial processes. These pumps use an elastic diaphragm fixed around the outer diameter. They are efficient and can handle most types of liquids. They are commonly used for dewatering, filling and water removal. These pumps are easy to maintain. Diaphragm vacuum pumps are available in a variety of sizes and power outputs. Oil-free diaphragm vacuum pumps do not require oil, lubrication and cooling. These pumps are compatible with many types of laboratory equipment. Diaphragm vacuum pumps are equipped with dual voltage motors and DC drives for greater flexibility and durability. Diaphragm vacuum pumps can achieve higher vacuum levels than rotary vane pumps. They are more efficient than diaphragm pumps. They do not require oil and require less maintenance than their rotary vane counterparts. However, the diaphragms of these pumps may need to be replaced every few years. Diaphragm vacuum pumps are the most popular type of vacuum pump and can be used for a variety of applications. They can be used for everyday work and can be large enough to be used in a vacuum oven or rotary evaporator. Diaphragm vacuum pumps use pulsed motion to move air. They eliminate the need for oil and are highly chemical and steam resistant. They can handle a wide variety of samples, including high viscosity liquids. Diaphragm vacuum pumps are generally smaller than other types of vacuum pumps. Scroll pumps are made of metal and are generally recommended for solvent and water samples. They are not recommended for high acid samples. However, they are suitable for freeze drying. They can also be used for concentration applications. In this way, they have greater displacement capacity and can reach higher ultimate vacuum levels.
editor by czh 2023-02-14
China 4 LM mini electric brushless dc 12V diaphragm miniature vacuum pump supplier
Guarantee: 6 months
Tailored help: OEM
Product Variety: ZW512-5403-2900
Software: Automotive Industry, Biofuel Sector, Business Properties, Establishing Planet Drinking water Options, District Energy, Ingesting h2o remedy, Family Houses, Foods and Beverage Market, CZPT OEM, Industrial Boilers, Industrial Utilities, Irrigation and Agriculture, Machining, Marine, Steel and Tools Companies, Mining market, Pharmaceutical sector, Raw Water Ingestion, temperature handle, Washing and Cleaning, Wastewater Transport and Flood Manage, wastewater treatment method, Drinking water Distribution, Water Treatment method Solutions, exhaust air,pump air
Horsepower: 4w
Electricity Source: Electrical
Pressure: Minimal Strain
Composition: Diaphragm Pump
Outlet Measurement: 6mm
Voltage: 6v/9v/12v/24v
Energy: 5A
bodyweight: mild(280g)
size: mini(ninety two*38*62mm)
Basic Materials: Computer/PPS/Nylon, Hardware, Rubber
Characteristic: DC brushless
certificate: ISO9001:2008,CE,Rohs
Variety: miniature vacuum pump
Functioning way: Steady or intermittent
Common or Nonstandard: Normal,personalized
Fuel: dc energy supply
Packaging Particulars: Interior packing: custom made pearl cottonOuter packing: standard export carton
miniature vacuum pump
*Specification of miniature vacuum pump
| Product | Measurement(mm) | Voltage (DC/V) | Power (W) | Movement for air (L/M) | Vacuum (kpa) | Strain(Kpa) | Excess weight(G) |
| ZW512-5403-2900 | 92*38*sixty two | 12V | 4 | 4 | -fifty four | one hundred | 280 |
Remark: Usually our pump has 4 types of voltage:6V, 9V,12V and 24V.When you decide on pump, Customized 45mm mini gearmotor 12v 24v 90v 100kgcm load 25nm higher torque low rpm 10rpm 30rpm 35w 40 watt 50w dc planetary equipment motor you can explain to me the pump’s voltage you need.We can do it for you.
* Characteristics of miniature vacuum pump
1.Substantial temperature functionality, great regularity
two.Oil resistance and easy set up
three.DC brushless motor
4.Prolonged lifestyle span, lower warmth.
five.Large duty operate for 24 hrs and Steady operation
six.The important components are imported
seven.Can operate for long hrs
*Notes of miniature vacuum pump
one.Do not use this merchandise past the limit specified in this specification.
2.When using the brushless motor, be noted that the input electricity ought to be continual stress and filtering.
3.Maintain the inlet and outlet clear and easy , no reliable particles.
4.Might contain a tiny amount of h2o, not solid foreign objects into the pump human body.
5.In inlet and outlet of the non-thoroughly clean,please set up air consumption filters.
six.The specification of this product is only for your reference
7.The certain particulars ought to check the actual items.
eight.Merchandise ought to be made according to customer’s request inside of the permitted assortment.
nine.Non-specialist individual ought to not disassemble this merchandise.
ten.Long service existence at room temperature surroundings.
11.Can supply a assortment of certifications in accordance to customer’s requests.
*Software of miniature vacuum pump
1.Electronic merchandise,agriculture,finishing,light-weight sector goods
two.Analytic-al devices
3.Chemical and production engineering
four.A variety of ancillary equipment
*The photo of miniature vacuum pump
Unlabeled tolerance is ± .1mm.
Pump Dimensions:eighty two*38*62mm
Pump Bodyweight:280g
Outlet:OD 6.5mm, silicone hose suggestion:ID 6mm
Resources:pump body: Computer/PPS/Nylon, diaphragm: EPDM
Because we use imported ball bearing,the pump’s overall performance is stable and substantial.
The membrane is manufactured by EPDM and pump’s body is manufactured by particular Laptop/PPS which make pump nicely stamina and sturdy chemical resistance.
Our organization provides numerous part configurations enabling pump to be used for both vacuum operation, pressure operation, or alternating vacuum and stress functions.The progressive, compact layout incorporates top edge technologies that let it to work more difficult, quieter and for a longer time, trustworthy, very efficient.
Its flow can deliver up to 3 L/min and 11L/M.
Generally our pump has 4 types of voltage:6V, 9V,12V and 24V .
When you pick pump, you can inform me the pump’s voltage you need.
We can do it for you.
You can choose pump according to our model.
In addition,it can be mounted in any place.
1.Electronic merchandise,agriculture,finishing, Static Well balanced Cast Iron V Belt Pulley 1-ten Groove for Sale gentle sector items
2.Analytic-al instruments
three.Chemical and manufacturing engineering
four.Various ancillary gear
We can ship pumps to you by sea, by air or by categorical.
By sea: low cost but long
By air: rapid but a a minor expensive
By convey: doorway to doorway, 3-5days to your region by DHL/UPS/FEDEX/TNT and other individuals. The swiftest, but most high-priced.
You can choose according to your wants.
So we are professional in generating pump.
Remember to remember our identify: HangZhou Xihu (West Lake) Dis.a Faith Pump
Organization InformationFounded in 1999, CZPT Technological innovation business is the leading and greatest company specializing in a variety of DC micro pump and fluid comprehensive answer in China.
Our sale engineers team have more than 15years abroad knowledge in consumer service,especially like OEM and ODM, and productive services for many fortunes 1000companies, can provide instant and speedy resolution and satisfactory reply to the customers.
Over 15 years’ encounter in overseas customer provider without grievance.
Engineers’ on-site services and fast solutions.Professional revenue engineer to offer free of charge specialized help and remedy difficulties with 24hours.
We have attained the ISO9001 certification, and our goods comply with the EU RoHS Directive and Reach laws. Some of our products have WARS, NSF acceptance.
Right now, Xihu (West Lake) Dis.a have 12 production traces and three hundred skilled staff, our monthly producton capability is five hundred,000pcs brushless and brush dc pumps,a hundred,000 piston pumps and 10,000 equipment pump and water pump.
We only create pump.
We trive for much more than 10 a long time just to make a far better pump.
So we are expert in making pump.
Please bear in mind our title: HangZhou Xihu (West Lake) Dis.a Faith Pump
Certifications
Our client:
RFQ
Q1: Are you a manufacturing facility or buying and selling firm?
A1: We are a manufacturing facility.
Q2: Can I get a sample? How prolonged it will just take to get a sample?
A2: Of course, you can order sample to check and examine the top quality.
For our usual sample, the sample direct time is about 3-5days.
If particular sample, it will take a more time time for layout and buy resources to do pumps.
All our samples are done by our engineers.
They can in accordance to your demands customise pump for you.
Q3: How can I make the payment?
A3:Payment can be made via T/T, paypal or Western Union.
This fall: Is it Okay to print our brand on Pump?
A4: Yes, we could do OEM and print your brand on Pump merchandise.
Q5: What about the package deal ?
A5: Normal export carton.
Q6.: The use of products have?
A6:The pump can pump various powerful acid, alkali and corrosive air and so forth.
Q7: How product high quality and service?
A7: Our pump have CE certification, good quality confident and provide various individualized wants.
Q8: How to continue an buy for Mini Air Pump?
A8: (1) Checking /confirming all particulars details( consist of need of pump solution, payment terms, cost,quantity, leading time or other individuals)
(2) Checking/confirming the sample’s quality or pleased result
(3) Last examining/confirming the price tag/amount/top time/payment terms for very first demo purchase
(4) We manufacturing unit prepare the manufacturing following receiving the actual pump order.
How to install a vacuum pump
A vacuum pump creates a relative vacuum within a sealed volume by drawing gas molecules from the sealed volume. Vacuum pumps can be used in a variety of industrial applications. They also offer various lubrication options. If you are considering purchasing, please understand its functions and features before purchasing.
How it works
The working principle of a vacuum pump is called gas transfer. The principle can be further divided into two basic categories: positive displacement and momentum transfer. At high pressure and moderate vacuum, gas molecules collide and move and create a viscous flow. At higher vacuum levels, gas molecules separate to create molecular or transitional flows.
Another principle of vacuum pumps is fluid-tightness. There are two main types of seals: rotary seals and screw seals. Rotary seals prevent liquid leakage, while screw seals only allow liquids to flow out at higher pressures. Some pumps may not use the third seal.
The flow rate of the vacuum pump determines the machine’s ability to pump a certain amount of material. A higher pumping speed will shorten the drain time. Therefore, the mass flow of the vacuum pump must be carefully considered. The speed and type of vacuum must also be considered.
The working principle of a vacuum pump is to push gas molecules from a high-pressure state to a low-pressure state. This creates a partial vacuum. There are many different types of vacuum pumps, each with different functions. Some are mechanical, some are chemical. In either case, their function is the same: to create a partial or complete vacuum. Vacuum pumps use a variety of technologies and are sized according to the application. Proper sizing is critical for optimum efficiency.
Gas transfer pumps use the same principles as vacuum pumps but use different technology. One of the earliest examples is the Archimedes spiral. Its structure consists of a single screw inside a hollow cylinder. More modern designs use double or triple screws. The rotation of the screw causes gas molecules to be trapped in the cavity between the screw and the housing. The fluid is then discharged at slightly above atmospheric pressure. This difference is called the compression ratio.
Another type of vacuum pump is a diffusion pump. Its main use is industrial vacuum processing. It is used in applications such as mass spectrometry, nanotechnology and analytical instrumentation. These pumps are generally inexpensive to purchase and operate.
Apply
Vacuum pumps are essential for many scientific and industrial processes. They are used in the production of vacuum tubes, CRTs, lamps and semiconductor processing. They can also be used to support mechanical equipment. For example, they can be mounted on the engine of a motor vehicle. Likewise, they can be used to power hydraulic components of aircraft. Among other uses, the vacuum pump helps calibrate the gyroscope.
Vacuum pumps are widely used in the pharmaceutical industry and are one of the largest users of this technology. They help deal with hazardous materials and eliminate waste quickly. They are also used in power jets, dump fuel tanks and rear doors, among others. However, they are sensitive to contamination and should only be used in environments where leaks can be prevented. Therefore, choosing the right fluid for the application is very important.
The most popular type of vacuum pump is the rotary vane pump. These pumps are known for their high pumping speed and low pressure. Their efficient pumping capacity allows them to reach pressures below 10-6 bar. Additionally, they are usually oil-sealed and have excellent vacuuming capabilities.
Vacuum pumps are often used to remove air from closed systems. They create a vacuum by reducing the density of the air in the compressed space. This is done by using the mechanical force energy generated by the rotating shaft. When the pump is under pressure, it converts this energy into pneumatic power. When the pressure is different, the energy produced depends on the volume of the gas and the pressure difference between the inner and outer atmospheres.
Vacuum pumps are also used in the manufacture of solar cells. They are used in the manufacture of solar cells, including ingot casting processes as well as cell and module processes. The design of the vacuum system plays an important role in reducing the cost of the process, thus making it profitable. Due to their low maintenance costs, they are an invaluable tool for making solar cells.
Vacuum pumps are widely used in many applications. In addition to industrial and research uses, they are also used in water remediation.
Oil Lubrication Option
Vacuum pumps are available in a variety of oil lubrication options. Choosing the right lubricant can help protect your vacuum pump and maximize its performance. Different base oils may contain different additives, such as antioxidants, and some contain additional additives for specific purposes. You should choose an oil with the right concentration of these additives for optimal lubrication of your vacuum pump.
Vacuum pumps are usually lubricated with paraffinic mineral oil. However, this type of lubricant evaporates as the temperature increases. To minimize evaporative losses, choose a lubricant with low vapor pressure. Also, you should choose lubricants that are resistant to extreme temperatures. Extreme temperatures can put extra stress on the oil and can even significantly shorten the life of the oil.
In terms of viscosity, synthetic oils are the best choice for vacuum pumps. These types of oils are designed to resist gas dissolution and are more resistant to corrosion. Therefore, synthetic oils are ideal for handling aggressive substances. Whether or not your pump needs lubrication, choosing a quality product is important.
The vacuum pump oil should be changed periodically according to the manufacturer’s recommendations. If you use a filter, you should also change the oil as soon as the filter reaches the end of its life. Unplanned oil changes will eventually cause the vacuum pump to not reach its maximum vacuum capacity.
You can buy vacuum pump oil from vacuum pump manufacturers or other suppliers. These options are available in a variety of sizes, and labels can be customized. The oil should be designed for the pump. However, you should check the manufacturer’s recommendations to avoid buying the wrong type.
If you choose to use a synthetic oil, it is important to use a good quality oil. It helps the pump work more efficiently and prolong its life.
Install
After choosing a suitable location, the next step is to install the pump. First, place the pump on a flat surface. Then, screw the pump onto the motor body above the check valve. Make sure the accessories are wrapped with sealing tape and secured with screws. The direction of gas inflow and outflow is indicated by arrows on the pump. The direction of rotation around the pump is also shown.
During commissioning, check the operation of each part of the pump. If the pump is equipped with a pipe connection, the pipe should be the same size and shape as the pump flange. Also, make sure that the piping does not cause any pressure drop. In addition, the first three weeks of operation require the installation of protective nets at the suction ports.
When selecting a pump, consider the back pressure of the system. Too much back pressure will affect the capacity of the vacuum pump. Also, check the temperature of the seal. If the temperature is too high, the seal may be damaged. It could also be due to a partially closed valve in the recirculation line or a clogged filter. Circulation pumps and heat exchangers should also be checked for fouling.
The vacuum pump is usually installed in the chassis area of the car. They can be mounted next to the engine or on a lower support frame. They are usually fastened to the bracket using suitable shock absorbers and isolating elements. However, before installing the vacuum pump, be sure to check the vacuum pump’s wiring harness before connecting it to the vehicle.
In many experimental setups, a vacuum pump is essential. However, improperly installed vacuum pumps can expose users to harmful vapors and chemicals. Appropriate plugs and belt guards should be installed to prevent any accidental chemical exposure. It is also important to install a fume hood for the pump.
In most cases, vacuum pumps come with installation manuals and instructions. Some manufacturers even offer start-up assistance if needed.
editor by czh 2023-02-14
China Mini Air Vacuum Pump Oil Free 12V 24V Electric Diaphragm Pump vacuum pump
Product Description
Requirements
| NO. | Product | Specs |
| one | Dimension and fat | 144mmx213.8mmx147.3mm 2.1kg |
| 2 | Exterior diameter of outlet | 32mm |
| three | Exterior diameter of inlet | 32mm |
| four | Driving system | Brush-much less, magnetic isolated design |
| five | Materials of pump shell | Abdominal muscles,PES/SPS/PPS/PA66+thirty%GF (Optional) |
| six | Condition of use | Can constantly operate, submersible or land use (not self-priming) |
| 7 | Appropriate medium | Drinking water, oil, or typical acid/ alkaline liquids |
| eight | Max working temperature | 120ºC three-stage pump with controller inside for submersible installation three-section pump with controller within for nonsubmersible installation |
| 9 | Power consumption | 80W/120W |
| 10 | Rated voltage | 12Vdc or 24Vdc |
| eleven | Doing work voltage selection | 5Vdc ~ 14Vdc or 5Vdc ~ 26Vdc |
| 12 | Max load existing | six.6A/5A |
| thirteen | Max horizontal movement price | 3800L/H 4600L/H |
| fourteen | Max static raise | 8M/11M |
| 15 | Sounds course | <40dB |
| sixteen | Waterproof course | IP68(suitable for submersible installation) |
| 17 | Life span | >30,000hrsIP68(suited for submersible installation) |
| 18 | Electrical power source | Ideal solar panel, batteries, adapter or other energy source |
| 19 | Security purpose | Dry-operate protection, lock defense(tailored operate) |
| twenty | Energy regulation perform | Pace adjustable by PWM signal, ~5V analog signal or potentiometer (capabilities are optional for customization) |
| 22 | Function |
|
Electrical parameters (only for reference,parameters can be custom-made for distinct needs)
| Product No. | Voltage | Max load current | Max static lift | Max stream fee | Power consumption |
| V(dc) | A | M | L/H | w | |
| DC80E-1280S | 12 | 6.6 | 8 | 3800 | 80 |
| DC80E-1280A | |||||
| DC80E-24110S | 24 | 5 | 11 | 4600 | 120 |
| DC80E-24110A | |||||
| NOTE |
|
||||
Circulation charge-Head Curve
Dimensions of pump
manufacturing check
Exploded diagram of the product
| Max.Head: | 11m |
|---|---|
| Max.Capacity: | 80L/Min |
| Driving Type: | Magnetic |
| Material: | ABS,Pes/Sps/PPS/PA66+30%GF (Optional) |
| Structure: | Single-stage Pump |
| Assembly: | Liquid Pumps |
###
| Samples: |
US$ 68/Piece
1 Piece(Min.Order) |
|---|
###
| Customization: |
Available
|
|---|
###
| NO. | Item | Specs |
| 1 | Dimension and weight | 144mmx213.8mmx147.3mm; 2.1kg |
| 2 | External diameter of outlet | 32mm |
| 3 | External diameter of inlet | 32mm |
| 4 | Driving mechanism | Brush-less, magnetic isolated design |
| 5 | Material of pump shell | ABS,PES/SPS/PPS/PA66+30%GF (Optional) |
| 6 | Condition of use | Can continuously work, submersible or land use (not self-priming) |
| 7 | Suitable medium | Water, oil, or normal acid/ alkaline liquids |
| 8 | Max working temperature | 120ºC 3-phase pump with controller inside for submersible installation 3-phase pump with controller inside for nonsubmersible installation |
| 9 | Power consumption | 80W/120W |
| 10 | Rated voltage | 12Vdc or 24Vdc |
| 11 | Working voltage range | 5Vdc ~ 14Vdc or 5Vdc ~ 26Vdc |
| 12 | Max load current | 6.6A/5A |
| 13 | Max horizontal flow rate | 3800L/H 4600L/H |
| 14 | Max static lift | 8M/11M |
| 15 | Noise class | <40dB |
| 16 | Waterproof class | IP68(suitable for submersible installation) |
| 17 | Life span | >30,000hrsIP68(suitable for submersible installation) |
| 18 | Power supply | Suitable solar panel, batteries, adapter or other power source |
| 19 | Protection function | Dry-run protection, lock protection(customized function) |
| 20 | Power regulation function | Speed adjustable by PWM signal, 0~5V analog signal or potentiometer (functions are optional for customization) |
| 22 | Feature |
|
###
| Model No. | Voltage | Max load current | Max static lift | Max flow rate | Power consumption |
| V(dc) | A | M | L/H | w | |
| DC80E-1280S | 12 | 6.6 | 8 | 3800 | 80 |
| DC80E-1280A | |||||
| DC80E-24110S | 24 | 5 | 11 | 4600 | 120 |
| DC80E-24110A | |||||
| NOTE |
|
||||
| Max.Head: | 11m |
|---|---|
| Max.Capacity: | 80L/Min |
| Driving Type: | Magnetic |
| Material: | ABS,Pes/Sps/PPS/PA66+30%GF (Optional) |
| Structure: | Single-stage Pump |
| Assembly: | Liquid Pumps |
###
| Samples: |
US$ 68/Piece
1 Piece(Min.Order) |
|---|
###
| Customization: |
Available
|
|---|
###
| NO. | Item | Specs |
| 1 | Dimension and weight | 144mmx213.8mmx147.3mm; 2.1kg |
| 2 | External diameter of outlet | 32mm |
| 3 | External diameter of inlet | 32mm |
| 4 | Driving mechanism | Brush-less, magnetic isolated design |
| 5 | Material of pump shell | ABS,PES/SPS/PPS/PA66+30%GF (Optional) |
| 6 | Condition of use | Can continuously work, submersible or land use (not self-priming) |
| 7 | Suitable medium | Water, oil, or normal acid/ alkaline liquids |
| 8 | Max working temperature | 120ºC 3-phase pump with controller inside for submersible installation 3-phase pump with controller inside for nonsubmersible installation |
| 9 | Power consumption | 80W/120W |
| 10 | Rated voltage | 12Vdc or 24Vdc |
| 11 | Working voltage range | 5Vdc ~ 14Vdc or 5Vdc ~ 26Vdc |
| 12 | Max load current | 6.6A/5A |
| 13 | Max horizontal flow rate | 3800L/H 4600L/H |
| 14 | Max static lift | 8M/11M |
| 15 | Noise class | <40dB |
| 16 | Waterproof class | IP68(suitable for submersible installation) |
| 17 | Life span | >30,000hrsIP68(suitable for submersible installation) |
| 18 | Power supply | Suitable solar panel, batteries, adapter or other power source |
| 19 | Protection function | Dry-run protection, lock protection(customized function) |
| 20 | Power regulation function | Speed adjustable by PWM signal, 0~5V analog signal or potentiometer (functions are optional for customization) |
| 22 | Feature |
|
###
| Model No. | Voltage | Max load current | Max static lift | Max flow rate | Power consumption |
| V(dc) | A | M | L/H | w | |
| DC80E-1280S | 12 | 6.6 | 8 | 3800 | 80 |
| DC80E-1280A | |||||
| DC80E-24110S | 24 | 5 | 11 | 4600 | 120 |
| DC80E-24110A | |||||
| NOTE |
|
||||
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 czh 2023-01-21
China Hot selling Vshida Wholesale High Flow Electric Dc 12v Micro Mini Air Vacuum Pump for Massager Chair vacuum pump brakes
Warranty: 3months-1year
Model Number: VAP-3604
Usage: BOAT, Car, Home Appliance, Cosmetic instrument, SMART HOME
Type: Micro Motor
Torque: 0.05~3.5Nm
Construction: Diaphragm pump
Commutation: Brushless
Protect Feature: Waterproof
Speed(RPM): Customized
Continuous Current(A): ≤2000 mA
Efficiency: IE 1
Rated Voltage: DC 24V
Rated Current: ≤600 mA
Max Pressure: ≥450mmHg
Air Flow: ≥13 LPM
Inflation Time (0mmHg- 300mmHg): ≤5S (1500cc)
Leakage: ≤15mmHg/min
Noise Withload: ≤63dB
Life test: ≥400H
Customized: accept
Size: 30mm*104.5mm
Packaging Details: Micro motor packing: Carton Box Our standard shipping mark for each model is as below Q’ty: pcs N.W.: kgs G.W.: kgs Meas.: L*H*W cm Your own shipping instruction is welcome.
Port: HangZhou or HongKong
Product Paramenters
| RATED VOLTAGE | RATED CURRENT | MAX PRESSURE | Air Flow | Inflation Time | Leakage | Noise Withload | Life test |
| DC 6.0V | ≤2000mA | ≥450mmHg | ≥13LPM | ≤5S（1500cc） | ≤15mmHg/min | ≤63dB | ≥400H |
| DC12.0 V | ≤1000mA | ≥450mmHg | ≥13LPM | ≤5S（1500cc） | ≤15mmHg/min | ≤63dB | ≥400H |
| DC24.0 V | ≤600mA | ≥450mmHg | ≥13LPM | ≤5S（1500cc） | ≤15mmHg/min | ≤63dB | ≥400H |
How to install a vacuum pump
A vacuum pump creates a relative vacuum within a sealed volume by drawing gas molecules from the sealed volume. Vacuum pumps can be used in a variety of industrial applications. They also offer various lubrication options. If you are considering purchasing, please understand its functions and features before purchasing.
How it works
The working principle of a vacuum pump is called gas transfer. The principle can be further divided into two basic categories: positive displacement and momentum transfer. At high pressure and moderate vacuum, gas molecules collide and move and create a viscous flow. At higher vacuum levels, gas molecules separate to create molecular or transitional flows.
Another principle of vacuum pumps is fluid-tightness. There are two main types of seals: rotary seals and screw seals. Rotary seals prevent liquid leakage, while screw seals only allow liquids to flow out at higher pressures. Some pumps may not use the third seal.
The flow rate of the vacuum pump determines the machine’s ability to pump a certain amount of material. A higher pumping speed will shorten the drain time. Therefore, the mass flow of the vacuum pump must be carefully considered. The speed and type of vacuum must also be considered.
The working principle of a vacuum pump is to push gas molecules from a high-pressure state to a low-pressure state. This creates a partial vacuum. There are many different types of vacuum pumps, each with different functions. Some are mechanical, some are chemical. In either case, their function is the same: to create a partial or complete vacuum. Vacuum pumps use a variety of technologies and are sized according to the application. Proper sizing is critical for optimum efficiency.
Gas transfer pumps use the same principles as vacuum pumps but use different technology. One of the earliest examples is the Archimedes spiral. Its structure consists of a single screw inside a hollow cylinder. More modern designs use double or triple screws. The rotation of the screw causes gas molecules to be trapped in the cavity between the screw and the housing. The fluid is then discharged at slightly above atmospheric pressure. This difference is called the compression ratio.
Another type of vacuum pump is a diffusion pump. Its main use is industrial vacuum processing. It is used in applications such as mass spectrometry, nanotechnology and analytical instrumentation. These pumps are generally inexpensive to purchase and operate.
Apply
Vacuum pumps are essential for many scientific and industrial processes. They are used in the production of vacuum tubes, CRTs, lamps and semiconductor processing. They can also be used to support mechanical equipment. For example, they can be mounted on the engine of a motor vehicle. Likewise, they can be used to power hydraulic components of aircraft. Among other uses, the vacuum pump helps calibrate the gyroscope.
Vacuum pumps are widely used in the pharmaceutical industry and are one of the largest users of this technology. They help deal with hazardous materials and eliminate waste quickly. They are also used in power jets, dump fuel tanks and rear doors, among others. However, they are sensitive to contamination and should only be used in environments where leaks can be prevented. Therefore, choosing the right fluid for the application is very important.
The most popular type of vacuum pump is the rotary vane pump. These pumps are known for their high pumping speed and low pressure. Their efficient pumping capacity allows them to reach pressures below 10-6 bar. Additionally, they are usually oil-sealed and have excellent vacuuming capabilities.
Vacuum pumps are often used to remove air from closed systems. They create a vacuum by reducing the density of the air in the compressed space. This is done by using the mechanical force energy generated by the rotating shaft. When the pump is under pressure, it converts this energy into pneumatic power. When the pressure is different, the energy produced depends on the volume of the gas and the pressure difference between the inner and outer atmospheres.
Vacuum pumps are also used in the manufacture of solar cells. They are used in the manufacture of solar cells, including ingot casting processes as well as cell and module processes. The design of the vacuum system plays an important role in reducing the cost of the process, thus making it profitable. Due to their low maintenance costs, they are an invaluable tool for making solar cells.
Vacuum pumps are widely used in many applications. In addition to industrial and research uses, they are also used in water remediation.
Oil Lubrication Option
Vacuum pumps are available in a variety of oil lubrication options. Choosing the right lubricant can help protect your vacuum pump and maximize its performance. Different base oils may contain different additives, such as antioxidants, and some contain additional additives for specific purposes. You should choose an oil with the right concentration of these additives for optimal lubrication of your vacuum pump.
Vacuum pumps are usually lubricated with paraffinic mineral oil. However, this type of lubricant evaporates as the temperature increases. To minimize evaporative losses, choose a lubricant with low vapor pressure. Also, you should choose lubricants that are resistant to extreme temperatures. Extreme temperatures can put extra stress on the oil and can even significantly shorten the life of the oil.
In terms of viscosity, synthetic oils are the best choice for vacuum pumps. These types of oils are designed to resist gas dissolution and are more resistant to corrosion. Therefore, synthetic oils are ideal for handling aggressive substances. Whether or not your pump needs lubrication, choosing a quality product is important.
The vacuum pump oil should be changed periodically according to the manufacturer’s recommendations. If you use a filter, you should also change the oil as soon as the filter reaches the end of its life. Unplanned oil changes will eventually cause the vacuum pump to not reach its maximum vacuum capacity.
You can buy vacuum pump oil from vacuum pump manufacturers or other suppliers. These options are available in a variety of sizes, and labels can be customized. The oil should be designed for the pump. However, you should check the manufacturer’s recommendations to avoid buying the wrong type.
If you choose to use a synthetic oil, it is important to use a good quality oil. It helps the pump work more efficiently and prolong its life.
Install
After choosing a suitable location, the next step is to install the pump. First, place the pump on a flat surface. Then, screw the pump onto the motor body above the check valve. Make sure the accessories are wrapped with sealing tape and secured with screws. The direction of gas inflow and outflow is indicated by arrows on the pump. The direction of rotation around the pump is also shown.
During commissioning, check the operation of each part of the pump. If the pump is equipped with a pipe connection, the pipe should be the same size and shape as the pump flange. Also, make sure that the piping does not cause any pressure drop. In addition, the first three weeks of operation require the installation of protective nets at the suction ports.
When selecting a pump, consider the back pressure of the system. Too much back pressure will affect the capacity of the vacuum pump. Also, check the temperature of the seal. If the temperature is too high, the seal may be damaged. It could also be due to a partially closed valve in the recirculation line or a clogged filter. Circulation pumps and heat exchangers should also be checked for fouling.
The vacuum pump is usually installed in the chassis area of the car. They can be mounted next to the engine or on a lower support frame. They are usually fastened to the bracket using suitable shock absorbers and isolating elements. However, before installing the vacuum pump, be sure to check the vacuum pump’s wiring harness before connecting it to the vehicle.
In many experimental setups, a vacuum pump is essential. However, improperly installed vacuum pumps can expose users to harmful vapors and chemicals. Appropriate plugs and belt guards should be installed to prevent any accidental chemical exposure. It is also important to install a fume hood for the pump.
In most cases, vacuum pumps come with installation manuals and instructions. Some manufacturers even offer start-up assistance if needed.
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china shop Wholesale Massage Chair High Pressure Electric DC 12V Micro Mini Air Vacuum Pump manufacturers
Solution Description
Packing & Shipping
Packaging Specifics: CZPT Carton Box ,Outdoors With Pallet.
Supply Time: Less Than 10000PCS Throughout 15 Times.
Port: HangZhou,HangZhou,HangZhou,ZheJiang ,HangZhou.
Item Description
The Specification Of Micro Air Pump
Application:
Massage Heath Care Equipments ( Massage Chair, Therapeutic massage Cushion, Massage mattress and Massage Mattress Foot Massage so on)
Healthcare Equipments (Blood Force Monitor, Air Strain Therapeutic massage, Client Keep track of so on )
Home Application(Anti-snore Apparatus, Memory Pillow, Coffee CZPT , H2o Purifier, CZPT Pump so on )
| Product | OMK-A18 | |
| Rated Voltage | DV 12V | DC 24V |
| Rated Current | <1100mA | <600mA |
| Air Flow | 15-18LPM | 15-18LPM |
| Maximum Force | >70Kpa | >70Kpa |
| Sound | <60dB | <60dB |
| Leakage | ≤15mmHg/Min | |
| Inflation Time | ≤5s (1500 CC Container) | |
| Pipe Diameter | Φ7mm | |
| Dimension | Φ60x116mm | |
Dimension (mm)
This vacuum pump is developed for further vacuums down to 75 microns. Precision machined primary pumps eliminate dampness from air conditioning systems for safe refrigerant addition. This one-stage vacuum pump is best for automotive air conditioning, HVAC function, and other operations that call for a substantial vacuum from a compact pump. First stage vacuum to seventy five microns Durable die-forged aluminum housing and handy prime take care of Simple to use