Product Description
Return policy details
Return policy details
- Buyers can return item(s) for a refund within 7 days from the day the item(s) were received, and the buyer is to afford the return shipping cost. The item(s) must be returned in the same exact condition as once it was delivered.
- Buyers may return the item(s) for a refund if they are not as described or with quality issues within 7 days from the day the item(s) were received.The buyer is required to afford the return shipping cost, based on the condition of the item(s) received.
Basic Info
Basic Info.
| SKU | 33050 |
| Place of Origin | China |
| MOQ | 5 |
| Delivery time | 7days |
| Support customization | yes |
Description
Description
FAQ
1.Are you manufacturer ?
Yes, We Are Manufacturer & Trading Company
2.How long is your delivery time?
Normally 3-5 working days after payment; Special requirement orders, delivery time is negotiable.
3.Do you accept OEM design?
Yes, we do. We can design according to your requirement, MOQ usually 500-1000.
4.What payment terms you accept?
We accept Alibaba Trade Assuarce, T/T, PayPal, Western Union, Wechat, Alipay, in Cash (RMB or USD).
5.What Express Company You Use ?
We Can Ship the goods Via DHL, Fedex ,TNT, UPS ,Aramex ,EMS , China Post , By Sea And By Air.
Company Profile
Company Profile
Exhibition
Exhibition
Certifications
Certification
Product Packaging
Product Packaging
Payment & Delivery Team
Payment & Delivery Team
Contact Us
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Oil or Not: | Standard |
|---|---|
| Structure: | Standard |
| Exhauster Method: | Standard |
| Vacuum Degree: | Standard |
| Work Function: | Standard |
| Working Conditions: | Standard |
| Samples: |
US$ 1.39/Piece
1 Piece(Min.Order) | |
|---|
Can Vacuum Pumps Be Used for Vacuum Furnaces?
Yes, vacuum pumps can be used for vacuum furnaces. Here’s a detailed explanation:
Vacuum furnaces are specialized heating systems used in various industries for heat treatment processes that require controlled environments with low or no atmospheric pressure. Vacuum pumps play a crucial role in creating and maintaining the vacuum conditions necessary for the operation of vacuum furnaces.
Here are some key points regarding the use of vacuum pumps in vacuum furnaces:
1. Vacuum Creation: Vacuum pumps are used to evacuate the furnace chamber, creating a low-pressure or near-vacuum environment. This is essential for the heat treatment processes carried out in the furnace, as it helps eliminate oxygen and other reactive gases, preventing oxidation or unwanted chemical reactions with the heated materials.
2. Pressure Control: Vacuum pumps provide the means to control and maintain the desired pressure levels within the furnace chamber during the heat treatment process. Precise pressure control is necessary to achieve the desired metallurgical and material property changes during processes such as annealing, brazing, sintering, and hardening.
3. Contamination Prevention: By removing gases and impurities from the furnace chamber, vacuum pumps help prevent contamination of the heated materials. This is particularly important in applications where cleanliness and purity of the processed materials are critical, such as in the aerospace, automotive, and medical industries.
4. Rapid Cooling: Some vacuum furnace systems incorporate rapid cooling capabilities, known as quenching. Vacuum pumps assist in facilitating the rapid cooling process by removing the heat generated during quenching, ensuring efficient cooling and minimizing distortion or other unwanted effects on the treated materials.
5. Process Flexibility: Vacuum pumps provide flexibility in the type of heat treatment processes that can be performed in vacuum furnaces. Different heat treatment techniques, such as vacuum annealing, vacuum brazing, or vacuum carburizing, require specific pressure levels and atmospheric conditions that can be achieved and maintained with the use of vacuum pumps.
6. Vacuum Pump Types: Different types of vacuum pumps can be used in vacuum furnaces, depending on the specific requirements of the heat treatment process. Commonly used vacuum pump technologies include oil-sealed rotary vane pumps, dry screw pumps, diffusion pumps, and cryogenic pumps. The choice of vacuum pump depends on factors such as required vacuum level, pumping speed, reliability, and compatibility with the process gases.
7. Maintenance and Monitoring: Proper maintenance and monitoring of vacuum pumps are essential to ensure their optimal performance and reliability. Regular inspections, lubrication, and replacement of consumables (such as oil or filters) are necessary to maintain the efficiency and longevity of the vacuum pump system.
8. Safety Considerations: Operating vacuum furnaces with vacuum pumps requires adherence to safety protocols. This includes proper handling of potentially hazardous gases or chemicals used in the heat treatment processes, as well as following safety guidelines for operating and maintaining the vacuum pump system.
Overall, vacuum pumps are integral components of vacuum furnaces, enabling the creation and maintenance of the required vacuum conditions for precise and controlled heat treatment processes. They contribute to the quality, consistency, and efficiency of the heat treatment operations performed in vacuum furnaces across a wide range of industries.
What Is the Difference Between Dry and Wet Vacuum Pumps?
Dry and wet vacuum pumps are two distinct types of pumps that differ in their operating principles and applications. Here’s a detailed explanation of the differences between them:
Dry Vacuum Pumps:
Dry vacuum pumps operate without the use of any lubricating fluid or sealing water in the pumping chamber. They rely on non-contact mechanisms to create a vacuum. Some common types of dry vacuum pumps include:
1. Rotary Vane Pumps: Rotary vane pumps consist of a rotor with vanes that slide in and out of slots in the rotor. The rotation of the rotor creates chambers that expand and contract, allowing the gas to be pumped. The vanes and the housing are designed to create a seal, preventing gas from flowing back into the pump. Rotary vane pumps are commonly used in laboratories, medical applications, and industrial processes where a medium vacuum level is required.
2. Dry Screw Pumps: Dry screw pumps use two or more intermeshing screws to compress and transport gas. As the screws rotate, the gas is trapped between the threads and transported from the suction side to the discharge side. Dry screw pumps are known for their high pumping speeds, low noise levels, and ability to handle various gases. They are used in applications such as semiconductor manufacturing, chemical processing, and vacuum distillation.
3. Claw Pumps: Claw pumps use two rotors with claw-shaped lobes that rotate in opposite directions. The rotation creates a series of expanding and contracting chambers, enabling gas capture and pumping. Claw pumps are known for their oil-free operation, high pumping speeds, and suitability for handling dry and clean gases. They are commonly used in applications such as automotive manufacturing, food packaging, and environmental technology.
Wet Vacuum Pumps:
Wet vacuum pumps, also known as liquid ring pumps, operate by using a liquid, typically water, to create a seal and generate a vacuum. The liquid ring serves as both the sealing medium and the working fluid. Wet vacuum pumps are commonly used in applications where a higher level of vacuum is required or when handling corrosive gases. Some key features of wet vacuum pumps include:
1. Liquid Ring Pumps: Liquid ring pumps feature an impeller with blades that rotate eccentrically within a cylindrical casing. As the impeller rotates, the liquid forms a ring against the casing due to centrifugal force. The liquid ring creates a seal, and as the impeller spins, the volume of the gas chamber decreases, leading to the compression and discharge of gas. Liquid ring pumps are known for their ability to handle wet and corrosive gases, making them suitable for applications such as chemical processing, oil refining, and wastewater treatment.
2. Water Jet Pumps: Water jet pumps utilize a jet of high-velocity water to create a vacuum. The water jet entrains gases, and the mixture is then separated in a venturi section, where the water is recirculated, and the gases are discharged. Water jet pumps are commonly used in laboratories and applications where a moderate vacuum level is required.
The main differences between dry and wet vacuum pumps can be summarized as follows:
1. Operating Principle: Dry vacuum pumps operate without the need for any sealing fluid, while wet vacuum pumps utilize a liquid ring or water as a sealing and working medium.
2. Lubrication: Dry vacuum pumps do not require lubrication since there is no contact between moving parts, whereas wet vacuum pumps require the presence of a liquid for sealing and lubrication.
3. Applications: Dry vacuum pumps are suitable for applications where a medium vacuum level is required, and oil-free operation is desired. They are commonly used in laboratories, medical settings, and various industrial processes. Wet vacuum pumps, on the other hand, are used when a higher vacuum level is needed or when handling corrosive gases. They find applications in chemical processing, oil refining, and wastewater treatment, among others.
It’s important to note that the selection of a vacuum pump depends on specific requirements such as desired vacuum level, gas compatibility, operating conditions, and the nature of the application.
In summary, the primary distinction between dry and wet vacuum pumps lies in their operating principles, lubrication requirements, and applications. Dry vacuum pumps operate without any lubricating fluid, while wet vacuum pumps rely on a liquid ring or water for sealing and lubrication. The choice between dry and wet vacuum pumps depends on the specific needs of the application and the desired vacuum level.
What Is a Vacuum Pump, and How Does It Work?
A vacuum pump is a mechanical device used to create and maintain a vacuum or low-pressure environment within a closed system. Here’s a detailed explanation:
A vacuum pump operates on the principle of removing gas molecules from a sealed chamber, reducing the pressure inside the chamber to create a vacuum. The pump accomplishes this through various mechanisms and techniques, depending on the specific type of vacuum pump. Here are the basic steps involved in the operation of a vacuum pump:
1. Sealed Chamber:
The vacuum pump is connected to a sealed chamber or system from which air or gas molecules need to be evacuated. The chamber can be a container, a pipeline, or any other enclosed space.
2. Inlet and Outlet:
The vacuum pump has an inlet and an outlet. The inlet is connected to the sealed chamber, while the outlet may be vented to the atmosphere or connected to a collection system to capture or release the evacuated gas.
3. Mechanical Action:
The vacuum pump creates a mechanical action that removes gas molecules from the chamber. Different types of vacuum pumps use various mechanisms for this purpose:
– Positive Displacement Pumps: These pumps physically trap gas molecules and remove them from the chamber. Examples include rotary vane pumps, piston pumps, and diaphragm pumps.
– Momentum Transfer Pumps: These pumps use high-speed jets or rotating blades to transfer momentum to gas molecules, pushing them out of the chamber. Examples include turbomolecular pumps and diffusion pumps.
– Entrapment Pumps: These pumps capture gas molecules by adsorbing or condensing them on surfaces or in materials within the pump. Cryogenic pumps and ion pumps are examples of entrainment pumps.
4. Gas Evacuation:
As the vacuum pump operates, it creates a pressure differential between the chamber and the pump. This pressure differential causes gas molecules to move from the chamber to the pump’s inlet.
5. Exhaust or Collection:
Once the gas molecules are removed from the chamber, they are either exhausted into the atmosphere or collected and processed further, depending on the specific application.
6. Pressure Control:
Vacuum pumps often incorporate pressure control mechanisms to maintain the desired level of vacuum within the chamber. These mechanisms can include valves, regulators, or feedback systems that adjust the pump’s operation to achieve the desired pressure range.
7. Monitoring and Safety:
Vacuum pump systems may include sensors, gauges, or indicators to monitor the pressure levels, temperature, or other parameters. Safety features such as pressure relief valves or interlocks may also be included to protect the system and operators from overpressure or other hazardous conditions.
It’s important to note that different types of vacuum pumps have varying levels of vacuum they can achieve and are suitable for different pressure ranges and applications. The choice of vacuum pump depends on factors such as the required vacuum level, gas composition, pumping speed, and the specific application’s requirements.
In summary, a vacuum pump is a device that removes gas molecules from a sealed chamber, creating a vacuum or low-pressure environment. The pump accomplishes this through mechanical actions, such as positive displacement, momentum transfer, or entrapment. By creating a pressure differential, the pump evacuates gas from the chamber, and the gas is either exhausted or collected. Vacuum pumps play a crucial role in various industries, including manufacturing, research, and scientific applications.
editor by CX 2024-04-02
China Hot selling 30L/Min Hotsell Lab Miniature Diaphragm Type Vacuum Pumps with Dual Head vacuum pump belt
Product Description
Product Description
China lab mini oilless diaphragm vacuum pump price GM-0.5B(anti-corrosion)
“TOPTION” series Diaphragm Vacuum Pump has the features of continuous oil free pumping , low noise level , higher efficiency , long lifetime . It is mainly used in medicinal products analysis , industry of fine chemicals , biochemical pharmacy , food examination , The criminal investigation technology , etc . It is used with the precision chromatography instrument , the necessary of laboratory . This product is specially designed for laboratory , reliable and easy to use .
APPLICATION:Vacuum adsorption;Solvent filtration;Vacuum distillation;Vacuum drying;Compressing and converting gas
SPE ( CHINAMFG phase extraction);Deaeration
Product Parameters
| name | type | ultimate vacuum | ultimate pressure | Speed (L/Min) | Positive pressure | Pump head | noise(DB) |
| diaphragm vacuum pump | GM-0.20 | 250mbar | 0.075Mpa | 12 | ≥30Psi | 2 | <60DB |
| GM-0.33A | 200mbar | 0.08Mpa | 20 | 1 | <60DB | ||
| GM-0.5A | 200mbar | 0.08Mpa | 30 | ≥30Psi | 1 | <60DB | |
| GM-0.5B | 50mbar | 0.095Mpa | 30 | 2 | <60DB | ||
| GM-1.0A | 200mbar | 0.08Mpa | 60 | ≥30Psi | 2 | <60DB | |
| GM – 2 | 200mbar | 0.08Mpa | 120 | 2 | <60DB | ||
| GM-0.33A(anti-corrosion) | 200mbar | 0.08Mpa | 20 | 1 | <60DB | ||
| GM-0.5A(anti-corrosion) | 200mbar | 0.08Mpa | 30 | ≥30Psi | 1 | <60DB | |
| GM-0.5B(anti-corrosion) | 50mbar | 0.095Mpa | 30 | 2 | <60DB | ||
| GM-1.0A(anti-corrosion) | 200mbar | 0.08Mpa | 60L | ≥30Psi | 2 | <60DB | |
| GM – 2(anti-corrosion) | 200mbar | 0.08Mpa | 120 | 2 | <60DB |
Detailed Photos
1.Corrosion resistance , able to tolerance almost all strong acid (including CHINAMFG regia) , strong alkali , strong oxidizer , reductant , and variety of organic solvents .
2.Withstand high and low temperatures , can be used in temperature of -190ºC to 260ºC .
3.Non-stick surface , most CHINAMFG material and impurity particles can not conglutinate on the surface .
Company Profile
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Oil or Not: | Oil Free |
|---|---|
| Structure: | Diaphragm Pump |
| Exhauster Method: | Positive Displacement Pump |
| Vacuum Degree: | Low Vacuum |
| Work Function: | Maintain the Pump |
| Working Conditions: | Dry |
| Customization: |
Available
|
|
|---|
What Is the Role of Vacuum Pumps in Semiconductor Manufacturing?
Vacuum pumps play a critical role in semiconductor manufacturing processes. Here’s a detailed explanation:
Semiconductor manufacturing involves the production of integrated circuits (ICs) and other semiconductor devices used in various electronic applications. Vacuum pumps are used extensively throughout the semiconductor manufacturing process to create and maintain the required vacuum conditions for specific manufacturing steps.
Here are some key roles of vacuum pumps in semiconductor manufacturing:
1. Deposition Processes: Vacuum pumps are used in deposition processes such as physical vapor deposition (PVD) and chemical vapor deposition (CVD). These processes involve depositing thin films of materials onto semiconductor wafers to create various layers and patterns. Vacuum pumps help create a low-pressure environment necessary for precise control of the deposition process, ensuring uniform and high-quality film formation.
2. Etching and Cleaning: Vacuum pumps are utilized in etching and cleaning processes, which involve the removal of specific layers or contaminants from semiconductor wafers. Dry etching techniques, such as plasma etching and reactive ion etching, require a vacuum environment to facilitate the ionization and removal of material. Vacuum pumps aid in creating the necessary low-pressure conditions for efficient etching and cleaning processes.
3. Ion Implantation: Ion implantation is a process used to introduce impurities into specific regions of a semiconductor wafer to modify its electrical properties. Vacuum pumps are used to evacuate the ion implantation chamber, creating the required vacuum environment for accurate and controlled ion beam acceleration and implantation.
4. Wafer Handling and Transfer: Vacuum pumps are employed in wafer handling and transfer systems. These systems utilize vacuum suction to securely hold and manipulate semiconductor wafers during various manufacturing steps, such as loading and unloading from process chambers, robotic transfer between tools, and wafer alignment.
5. Load Lock Systems: Load lock systems are used to transfer semiconductor wafers between atmospheric conditions and the vacuum environment of process chambers. Vacuum pumps are integral components of load lock systems, creating and maintaining the vacuum conditions necessary for wafer transfer while minimizing contamination risks.
6. Metrology and Inspection: Vacuum pumps are utilized in metrology and inspection tools used for characterizing semiconductor devices. These tools, such as scanning electron microscopes (SEMs) and focused ion beam (FIB) systems, often operate in a vacuum environment to enable high-resolution imaging and accurate analysis of semiconductor structures and defects.
7. Leak Detection: Vacuum pumps are employed in leak detection systems to identify and locate leaks in vacuum chambers, process lines, and other components. These systems rely on vacuum pumps to evacuate the system and then monitor for any pressure rise, indicating the presence of leaks.
8. Cleanroom Environment Control: Semiconductor manufacturing facilities maintain cleanroom environments to prevent contamination during the fabrication process. Vacuum pumps are used in the design and operation of the cleanroom ventilation and filtration systems, helping to maintain the required air cleanliness levels by removing particulates and maintaining controlled air pressure differentials.
Vacuum pumps used in semiconductor manufacturing processes are often specialized to meet the stringent requirements of the industry. They need to provide high vacuum levels, precise control, low contamination levels, and reliability for continuous operation.
Overall, vacuum pumps are indispensable in semiconductor manufacturing, enabling the creation of the necessary vacuum conditions for various processes, ensuring the production of high-quality semiconductor devices.
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 Laboratories?
Yes, vacuum pumps are extensively used in laboratories for a wide range of applications. Here’s a detailed explanation:
Vacuum pumps are essential tools in laboratory settings as they enable scientists and researchers to create and control vacuum or low-pressure environments. These controlled conditions are crucial for various scientific processes and experiments. Here are some key reasons why vacuum pumps are used in laboratories:
1. Evaporation and Distillation: Vacuum pumps are frequently used in laboratory evaporation and distillation processes. By creating a vacuum, they lower the boiling point of liquids, allowing for gentler and more controlled evaporation. This is particularly useful for heat-sensitive substances or when precise control over the evaporation process is required.
2. Filtration: Vacuum filtration is a common technique in laboratories for separating solids from liquids or gases. Vacuum pumps create suction, which helps draw the liquid or gas through the filter, leaving the solid particles behind. This method is widely used in processes such as sample preparation, microbiology, and analytical chemistry.
3. Freeze Drying: Vacuum pumps play a crucial role in freeze drying or lyophilization processes. Freeze drying involves removing moisture from a substance while it is in a frozen state, preserving its structure and properties. Vacuum pumps facilitate the sublimation of frozen water directly into vapor, resulting in the removal of moisture under low-pressure conditions.
4. Vacuum Ovens and Chambers: Vacuum pumps are used in conjunction with vacuum ovens and chambers to create controlled low-pressure environments for various applications. Vacuum ovens are used for drying heat-sensitive materials, removing solvents, or conducting reactions under reduced pressure. Vacuum chambers are utilized for testing components under simulated space or high-altitude conditions, degassing materials, or studying vacuum-related phenomena.
5. Analytical Instruments: Many laboratory analytical instruments rely on vacuum pumps to function properly. For example, mass spectrometers, electron microscopes, surface analysis equipment, and other analytical instruments often require vacuum conditions to maintain sample integrity and achieve accurate results.
6. Chemistry and Material Science: Vacuum pumps are employed in numerous chemical and material science experiments. They are used for degassing samples, creating controlled atmospheres, conducting reactions under reduced pressure, or studying gas-phase reactions. Vacuum pumps are also used in thin film deposition techniques like physical vapor deposition (PVD) and chemical vapor deposition (CVD).
7. Vacuum Systems for Experiments: In scientific research, vacuum systems are often designed and constructed for specific experiments or applications. These systems can include multiple vacuum pumps, valves, and chambers to create specialized vacuum environments tailored to the requirements of the experiment.
Overall, vacuum pumps are versatile tools that find extensive use in laboratories across various scientific disciplines. They enable researchers to control and manipulate vacuum or low-pressure conditions, facilitating a wide range of processes, experiments, and analyses. The choice of vacuum pump depends on factors such as required vacuum level, flow rate, chemical compatibility, and specific application needs.
editor by CX 2023-12-26
China manufacturer CZPT 24V DC Brushless Diaphragm Pump 00h220h042 Miniature Vacuum Pump 1.1L/Min vacuum pump connector
Product Description
Features:
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
Applications:
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 |
| Samples: |
US$ 35/Piece
1 Piece(Min.Order) | |
|---|
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 2023-07-13
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