Tag Archives: miniature vacuum pump

China manufacturer CHINAMFG 24V DC Brushless Diaphragm Pump 00h220h042 Miniature Vacuum Pump 1.1L/Min with Great quality

Product Description

Small size,light weight, long-life and low noise
Strong and durable, High performance price ratio
Powerful input and output pressure
Good leakproofness

Diaphragm material:
EPDM, highly resistant to acid, alkali, poor oil resistance

Medical industry, Environmental protection industry,Automatic fragrance machine,Instruments and equipment,Inkjet ,etc

Can be customized according to customer needs, please consult customer service for details

About our corporate:
Nidec seeks to make more efficient motors and other products
to provide solutions essential to global environmental conservation,
and contribute to improving people’s lives.

Certification: ISO9001:2000, RoHS
Rated Current: 170mA
Voltage: 24V
Material: Plastic
Power: Electric
Valve Body Type: Diaphragm
US$ 35/Piece
1 Piece(Min.Order)


vacuum pump

How Are Vacuum Pumps Employed in the Production of Electronic Components?

Vacuum pumps play a crucial role in the production of electronic components. Here’s a detailed explanation:

The production of electronic components often requires controlled environments with low or no atmospheric pressure. Vacuum pumps are employed in various stages of the production process to create and maintain these vacuum conditions. Here are some key ways in which vacuum pumps are used in the production of electronic components:

1. Deposition Processes: Vacuum pumps are extensively used in deposition processes, such as physical vapor deposition (PVD) and chemical vapor deposition (CVD), which are commonly employed for thin film deposition on electronic components. These processes involve the deposition of materials onto substrates in a vacuum chamber. Vacuum pumps help create and maintain the necessary vacuum conditions required for precise and controlled deposition of the thin films.

2. Etching and Cleaning: Etching and cleaning processes are essential in the fabrication of electronic components. Vacuum pumps are used to create a vacuum environment in etching and cleaning chambers, where reactive gases or plasmas are employed to remove unwanted materials or residues from the surfaces of the components. The vacuum pumps help evacuate the chamber and ensure the efficient removal of byproducts and waste gases.

3. Drying and Bake-out: Vacuum pumps are utilized in the drying and bake-out processes of electronic components. After wet processes, such as cleaning or wet etching, components need to be dried thoroughly. Vacuum pumps help create a vacuum environment that facilitates the removal of moisture or solvents from the components, ensuring their dryness before subsequent processing steps. Additionally, vacuum bake-out is employed to remove moisture or other contaminants trapped within the components’ materials or structures, enhancing their reliability and performance.

4. Encapsulation and Packaging: Vacuum pumps are involved in the encapsulation and packaging stages of electronic component production. These processes often require the use of vacuum-sealed packaging to protect the components from environmental factors such as moisture, dust, or oxidation. Vacuum pumps assist in evacuating the packaging materials, creating a vacuum-sealed environment that helps maintain the integrity and longevity of the electronic components.

5. Testing and Quality Control: Vacuum pumps are utilized in testing and quality control processes for electronic components. Some types of testing, such as hermeticity testing, require the creation of a vacuum environment for evaluating the sealing integrity of electronic packages. Vacuum pumps help evacuate the testing chambers, ensuring accurate and reliable test results.

6. Soldering and Brazing: Vacuum pumps play a role in soldering and brazing processes for joining electronic components and assemblies. Vacuum soldering is a technique used to achieve high-quality solder joints by removing air and reducing the risk of voids, flux residuals, or oxidation. Vacuum pumps assist in evacuating the soldering chambers, creating the required vacuum conditions for precise and reliable soldering or brazing.

7. Surface Treatment: Vacuum pumps are employed in surface treatment processes for electronic components. These processes include plasma cleaning, surface activation, or surface modification techniques. Vacuum pumps help create the necessary vacuum environment where plasma or reactive gases are used to treat the component surfaces, improving adhesion, promoting bonding, or altering surface properties.

It’s important to note that different types of vacuum pumps may be used in electronic component production, depending on the specific process requirements. Commonly used vacuum pump technologies include rotary vane pumps, turbo pumps, cryogenic pumps, and dry pumps.

In summary, vacuum pumps are essential in the production of electronic components, facilitating deposition processes, etching and cleaning operations, drying and bake-out stages, encapsulation and packaging, testing and quality control, soldering and brazing, as well as surface treatment. They enable the creation and maintenance of controlled vacuum environments, ensuring precise and reliable manufacturing processes for electronic components.

vacuum pump

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.

vacuum pump

Can Vacuum Pumps Be Used in Food Processing?

Yes, vacuum pumps are widely used in food processing for various applications. Here’s a detailed explanation:

Vacuum pumps play a crucial role in the food processing industry by enabling the creation and maintenance of vacuum or low-pressure environments. They offer several benefits in terms of food preservation, packaging, and processing. Here are some common applications of vacuum pumps in food processing:

1. Vacuum Packaging: Vacuum pumps are extensively used in vacuum packaging processes. Vacuum packaging involves removing air from the packaging container to create a vacuum-sealed environment. This process helps extend the shelf life of food products by inhibiting the growth of spoilage-causing microorganisms and reducing oxidation. Vacuum pumps are used to evacuate the air from the packaging, ensuring a tight seal and maintaining the quality and freshness of the food.

2. Freeze Drying: Vacuum pumps are essential in freeze drying or lyophilization processes used in food processing. Freeze drying involves removing moisture from food products while they are frozen, preserving their texture, flavor, and nutritional content. Vacuum pumps create a low-pressure environment that allows frozen water to directly sublimate from solid to vapor, resulting in the removal of moisture from the food without causing damage or loss of quality.

3. Vacuum Cooling: Vacuum pumps are utilized in vacuum cooling processes for rapid and efficient cooling of food products. Vacuum cooling involves placing the food in a vacuum chamber and reducing the pressure. This lowers the boiling point of water, facilitating the rapid evaporation of moisture and heat from the food, thereby cooling it quickly. Vacuum cooling helps maintain the freshness, texture, and quality of delicate food items such as fruits, vegetables, and bakery products.

4. Vacuum Concentration: Vacuum pumps are employed in vacuum concentration processes in the food industry. Vacuum concentration involves removing excess moisture from liquid food products to increase their solids content. By creating a vacuum, the boiling point of the liquid is reduced, allowing for gentle evaporation of water while preserving the desired flavors, nutrients, and viscosity of the product. Vacuum concentration is commonly used in the production of juices, sauces, and concentrates.

5. Vacuum Mixing and Deaeration: Vacuum pumps are used in mixing and deaeration processes in food processing. In the production of certain food products such as chocolates, confectioneries, and sauces, vacuum mixing is employed to remove air bubbles, achieve homogeneity, and improve product texture. Vacuum pumps aid in the removal of entrapped air and gases, resulting in smooth and uniform food products.

6. Vacuum Filtration: Vacuum pumps are utilized in food processing for vacuum filtration applications. Vacuum filtration involves separating solids from liquids or gases using a filter medium. Vacuum pumps create suction that draws the liquid or gas through the filter, leaving behind the solid particles. Vacuum filtration is commonly used in processes such as clarifying liquids, removing impurities, and separating solids from liquids in the production of beverages, oils, and dairy products.

7. Marinating and Brining: Vacuum pumps are employed in marinating and brining processes in the food industry. By applying a vacuum to the marinating or brining container, the pressure is reduced, allowing the marinade or brine to penetrate the food more efficiently. Vacuum marinating and brining help enhance flavor absorption, reduce marinating time, and improve the overall taste and texture of the food.

8. Controlled Atmosphere Packaging: Vacuum pumps are used in controlled atmosphere packaging (CAP) systems in the food industry. CAP involves modifying the gas composition within food packaging to extend the shelf life and maintain the quality of perishable products. Vacuum pumps aid in the removal of oxygen or other unwanted gases from the package, allowing the introduction of a desired gas mixture that preserves the food’s freshness and inhibits microbial growth.

These are just a few examples of how vacuum pumps are used in food processing. The ability to create and control vacuum or low-pressure environments is a valuable asset in preserving food quality, enhancing shelf life, and facilitating various processing techniques in the food industry.

China manufacturer CHINAMFG 24V DC Brushless Diaphragm Pump 00h220h042 Miniature Vacuum Pump 1.1L/Min   with Great quality China manufacturer CHINAMFG 24V DC Brushless Diaphragm Pump 00h220h042 Miniature Vacuum Pump 1.1L/Min   with Great quality
editor by CX 2023-10-26

China Yingyi YYP370-12C1 Miniature High Pressure DC 12V 24V Electric Water Pump water pump medical equipment vacuum pump distributors

Warranty: 3 years
Custom-made support: OEM, ODM, OBM
Design Amount: YYP370-12C1
Software: Other, Food and Beverage Business, Oral Irrigator, Water/Sanitizer Dispenser, Coffee Machine, Electrical Watering Can, Home Appliances, Healthcare Gear, Air Conditioning Drainage, Sprinklers, Booster Technological innovation
Horsepower: 5W
Energy Resource: Electrical
Force: Large Pressure
Construction: Diaphragm Pump
Cable Duration: Personalized
Outlet Dimension: 4mm
Voltage: 12V, 12v
Energy: DC 12V, Electric
motor: micro water pump
Usage: H2o
Common or Nonstandard: Normal
Theory: Vacuum Pump
Content: plastic and steel
Merchandise name: micro h2o pump
Certificate: ISO ROHS Achieve
Attribute: Extended Daily life
Sort: Diaphragm


Product identifyYingyi Pump Micro Diaphragm DC Pump
FeatureHigh reliability, minimal sound
Main softwareMainly uesd for digital sphygmomanometer, massager, blood force check, breathe in nasal mucus, CZPT generator, electricrice cooker and other equipment items.
Yingyi Pump Micro Diaphragm DC Pump are micro water pump, vacuum pump, air pump, fuel pump or shuttle pump. It is primarily based on the basic principle of DC brush motor. When turn on the DC electrical power, the electricity goes via the armature with an axle and generates a magnetic discipline, heavy obligation one sheave hook variety Maritime wooden Snatch Pulley Block interacts with the field magnet and qualified prospects an eccentric motion of the axle and the axle shaft, ultimately pushes the diaphragm do reciprocating motions then extrudes the water, air, gas or other high concentration liquid out.AppsH2o Diapenser、Hand Disinfector、Filter、Medical equipment、Electric steaming furnace、Water circulation、Ice machine、Beauty machine、Soymilk machine、Steam oven、Pipeline machine、Steam mop、Smart rice cooker.Solution CharacteristicLow power, reduced sounds, higher force, corrosion resistanceUsing higher temperature resistant substance,Yingyi pump can pump 100’C liquidAble to be self- priming only beneath no back-pressureWidely used in water dispensers, steam goods1.Assist OEM/ODM customization!Welcome to get in touch with us!2.There are special provides now. You can get them by sending an inquiry.3.If you want the practical layout .Pls deliver inquiry to contact us.( * You can directly click on the rear duplicate bounce to the inquiry page) Suggest Items Firm Profile FAQ 1. who are we?We are based in ZheJiang , China, start off from 2014,market to Domestic Marketplace(forty six.00%),South America(19.00%),NorthAmerica(fourteen.00%),Southeast Asia(11.00%),Eastern Europe(00.00%),Africa(00.00%),Oceania(00.00%),Mid East(00.00%),Jap Asia(00.00%),Western Europe(00.00%),Central The usa(00.00%), Air Issue Restoring Established 3.5CFM Refrigeration Vacuum Pump Manifold Gauge 2 Gallon Stainless Metal Vacuum Barrel Set Northern Europe(00.00%),Southern Europe(00.00%),South Asia(00.00%).There are total about 301-500 folks in our office.2. how can we ensure good quality?Always a pre-manufacturing sample just before mass productionAlways final Inspection just before shipment3.what can you buy from us?Pump,Motor,Solenoid valve4. why must you acquire from us not from other suppliers?With our expert engineers specialised in the improvement of micro air pumps and micro air valves for over 10 a long time, we canensure the satisfying layout and products. Besides, we provide really cometitive price and high top quality goods in this subject.5. what solutions can we provide?Approved Shipping and delivery Terms: FOB,CIF,DDU;Accepted Payment Currency:USD,EUR,JPY,HKD,GBP,CNYAccepted Payment Type: T/T,L/C,MoneyGram,Credit score Card,PayPal,Western Union,CashLanguage Spoken:English, Coreless electrical tennis ball machine brushed dc motor Chinese,Hind.

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.
Vacuum Pump

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.
Vacuum Pump

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.
Vacuum Pump

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.

China Yingyi YYP370-12C1 Miniature High Pressure DC 12V 24V Electric Water Pump water pump medical equipment     vacuum pump distributorsChina Yingyi YYP370-12C1 Miniature High Pressure DC 12V 24V Electric Water Pump water pump medical equipment     vacuum pump distributors
editor by czh 2023-02-16

China Hot selling Factory Supply 12v Dc Pump Motor Miniature High Performance Air Vacuum Pump Motor vacuum pump design

Warranty: 3months-1year
Model Number: VAVP-2708
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): 150-430 mA
Efficiency: IE 1
Rated Voltage: DC 3.0V,DC 6.0V
Rated Current: ≤480mA,≤350mA
Max Pressure: ≥350mmHg
Air Flow: ≥0.8LPM
Inflation Time (0mmHg- 300mmHg): ≤10S (100cc)
Leakage: ≤10mmHg/min
Noise Withload: ≤55dB
Life test: ≥300H
Customized: accept
Size: 24mm*61mm
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 VOLTAGERATED CURRENTMAX PRESSUREAir FlowInflation TimeLeakageNoise Withload Life test
DC 3.0V≤480mA≥350mmHg≥0.8LPM≤10S(100cc)≤10mmHg/min≤55dB≥300H
DC6.0 V≤350mA≥350mmHg≥0.8LPM≤10S(100cc)≤10mmHg/min≤55dB≥300H
Motor Outline Customizable items: air nozzle direction (air inlet and outlet), flow rate, pressure, motor (length, thickness, life), etc.For special needs, please contact us. Detailed Images Special steel plate, fully automatic metal stamping forming, high precision, good copper core, accurate size specifications Rotor: pure copper wire winding, high-quality iron core, power saving, durable, low noise, low calorific value, reduced energyloss, reduced current resistance, good electrical conductivity BearingsOil-impregnated bearings, ball bearings, red copper base, pure copper base and other diversified bearings, configuredaccording to customer needs Application Motors are widely used in medical, industrial, beauty, maternal and child CZPT care, smart home, vehicle, drone, office, model aircraft, toy models, power tools, fitness equipment, robots, banking, communication equipment and other fields We are a micro-motor manufacturer with an independent R&D team, developing at least 1 new type of motor a month, which can be customized according to customer needs Our Factory The factory area is over 10,000 square meters, with more than 40 automated production lines, more than 300 automated equipment, over 500 employees, and a daily output of over 200,000 motors. High quality assurance, high degree of automation, to meet your large-scale orders Why Choose Us Why choose us1. Factory direct production and sales, integrated service2. Strong research and development capabilities, with its own production and research and development team3. Strong production capacity, the daily output of motors exceeds 200,000 units.4. High quality assurance, durable, fashionable and beautiful.5. Professional services to provide you with satisfactory solutions.6. Perfect service system, reply your inquiry within 24 hours.7. Timely delivery and 95% delivery accuracy.8. Can be customized according to customer needs.9. Provide OEM and ODM services. Packing&Shipping FAQ 1. Can you give me a price list?A: All our motors are customized according to different requirements of life, noise, voltage, shaft, etc. Prices also vary based on annual quantities. So it is difficult for us to provide a price list. If you can share your detailed requirements and annual quantities, we’ll see what we can offer.2. If I have a product that I want to make with other special materials, can you make it? A: Of course, you only need to provide us with design drawings or samples. We have an independent R&D department, which can customize the design according to customer needs to meet your customized needs. We have a professional design team that can design products according to your requirements. .We can develop new products according to your samples or drawings, and we will give you the most satisfactory answer. 3. Do you provide OEM or ODM service? Can you produce according to our drawings? Yes. We provide OEM and ODM services, and a complete after-sales service system to ensure that your inquiry will be restored within 24 hours, ensuring worry-free after-sales4. Q: Which shipping method can be used? A: DHL, UPS, FedEx, TNT, EMS, China Post, and shipping are all available. Other shipping methods are also available, if you need to ship by other shipping methods, please contact us in advance.5. Are you a manufacturer or a trading company?A: We are a professional manufacturer with more than 11 years of experience, specializing in the production of brushed DC motors, brushless DC motors, hollow cup motors, geared motors, hub motors, pumps and other products, the diameter range of brushed motors is 10-60mm , the voltage range is 0.6V-48V, the diameter of the brushless motor is 16-120mm, and the voltage is 3.5-310V. 6. Q: How to pay?A: We accept T/T, PayPal payment and other payment methods, please contact us before paying with other payment methods. A 30-50% deposit is provided, and the balance is paid before shipment.7. Q: How long does it take to produce samples?A: For conventional models, our production time for samples is 3-5 days, and the time for developing new models is about 25 days. Our independent R&D team has absolute advantages in developing new models.8.Q: How long is the regular delivery time?A: The general delivery time is 15-25 days. The specific delivery time will vary according to the number of customer orders and the season. If your order is urgent, we are willing to work overtime for free.

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.
Vacuum Pump

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

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.

China Hot selling Factory Supply 12v Dc Pump Motor Miniature High Performance Air Vacuum Pump Motor     vacuum pump design		China Hot selling Factory Supply 12v Dc Pump Motor Miniature High Performance Air Vacuum Pump Motor     vacuum pump design
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