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 VOLTAGE	RATED CURRENT	MAX PRESSURE	Air Flow	Inflation Time	Leakage	Noise 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 Bearings：Oil-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.

How it works

A vacuum pump is a pump that removes air from a specific space. These pumps are divided into three types according to their function. Positive displacement pumps are used in the low vacuum range and high vacuum pumps are used in the ultra-high vacuum range. The performance of a vacuum pump depends on the quality of the vacuum it produces.
A vacuum pump creates a partial vacuum above the surrounding atmospheric pressure. The speed of the pump is proportional to the pressure difference between the ambient atmosphere and the base pressure of the pump. Choose a base pressure for a specific process, not the lowest possible pressure in the system.
A scroll pump is also a type of vacuum pump. This type of pump consists of two scrolls, the inner scroll running around the gas volume. It then compresses the gas in a spiral fashion until it reaches the maximum pressure at its center. The inner and outer scrolls are separated by a polymer tip seal that provides an axial seal between them. Its pumping speed ranges from 5.0 to 46 m3/h.
Another type of vacuum pump is the screw pump, which uses two rotating screws in one chamber. The screw in the screw pump is a left-handed screw, and the other is a right-handed screw. The two screws do not touch each other when engaged, preventing contamination of the medium. They also feature high pumping speeds, low operating costs and low maintenance requirements.
The vacuum pump consists of several parts such as rotor and base. These components create an area of ​​low pressure. Gas and water molecules rush into this low pressure area, where they are sucked into the pump. The pump also rotates, preventing fluid leakage to the low pressure side.
The main function of a vacuum pump is to remove gas particles from an enclosed space. It does this by changing gas molecules between high and low pressure states. A vacuum pump can also generate a partial vacuum. There are several types of vacuum pumps, each designed to perform a specific function, so it is important to choose the right type for your application.

Vacuum Pump Materials

There are two main materials used in vacuum pumps: metal and polyethylene. Metal is more durable, while polyethylene is cheaper and more flexible. However, these materials are not suitable for high pressure and may cause damage. Therefore, if you want to design a high-pressure pump, it is best to use metal materials.
Vacuum pumps are required in a variety of industrial environments and manufacturing processes. The most common vacuum pump is a positive displacement vacuum pump, which transports a gas load from the inlet to the outlet. The main disadvantage of this pump is that it can only generate a partial vacuum; higher vacuums must be achieved through other techniques.
Materials used in vacuum pumps vary from high to rough vacuum pumps. Low pressure ranges are typically below 1 x 10-3 mbar, but high vacuum pumps are used for extreme vacuum. They also differ in manufacturing tolerances, seals used, materials used and operating conditions.
The choice of vacuum pump material depends on the process. The vacuum range and ultimate pressure of the system must be carefully analyzed to find the right material for the job. Depending on the purpose of the pump, a variety of materials can be used, from ceramic to plastic substrates. When choosing a vacuum pump material, be sure to consider its durability and corrosion resistance.
Dry and wet vacuum pumps use oil to lubricate internal parts. This prevents wear of the pump due to corrosion. These types of pumps are also recommended for continuous use and are ideal for applications where the gas is acidic or corrosive. Therefore, they are widely used in the chemical and food industries. They are also used in rotary evaporation and volatile compound processing.
Positive displacement pumps are the most common type. They work by letting gas flow into a cavity and venting it into the atmosphere. Additionally, momentum transfer pumps, also known as molecular pumps, use high-velocity jets of high-density fluids to transport air and gases. These pumps are also used for medical purposes.

Typical application

Vacuum pumps are used to remove large amounts of air and water from the process. They are used in various industries to improve performance. For example, liquid ring vacuum pumps are used in packaging production to produce plastic sheets in the desired shape and size. Large-capacity suction pumps are used in the chemical industry to improve the surface properties of materials and speed up filtration.
There are two basic principles of vacuum pumps: entrapment and gas transfer. Positive displacement pumps are suitable for low to medium vacuums, while momentum transfer and retention pumps are suitable for high vacuums. Typically, high vacuum systems use two or more pumps working in series.
There are three main categories of vacuum pumps: primary, booster, and secondary. Their working pressure ranges from a few millimeters above atmospheric pressure. They also have several different technologies, including positive displacement, gas transfer, and gas capture. These pumps transport gas molecules through momentum exchange. Typically, they release gas molecules at roughly the same rate as they entered. When the process is complete, the gas molecules are slightly above atmospheric pressure. The discharge pressure is equal to the lowest pressure achieved, which is the compression ratio.
Vacuum pumps are widely used in all walks of life. They can be found in almost every industrial sector, including food processing. For example, they are used to make sausages and food products. In addition, they are used in landfill and digester compressors. They can also be used to build solar panels.
Oil lubricated vacuum pumps are currently the most energy-efficient vacuum pumps. These pumps are suitable for a variety of industrial applications including freeze drying and process engineering. These pumps use oil as a sealant and coolant, which makes them ideal for a variety of applications. These pumps are also very sensitive to vibration.
Another type of vacuum pump is a turbomolecular pump. These pumps have multiple stages and angled vanes. Unlike mechanical pumps, turbomolecular pumps sweep out larger areas at higher pumping speeds. In addition, they can generate ultra-high oil-free vacuums. Additionally, they have no moving parts, which makes them ideal for high vacuum pressures.

Vacuum Pump Cost

Annual maintenance costs for vacuum pumps range from $242 to $337. The energy consumption of the vacuum pump is also a consideration, as it consumes electricity throughout its operating cycle. For example, an electric motor for a 1 hp pump uses 0.55 kW/hr, which equates to 2,200 kWh of energy per year.
Energy cost is the largest part of the total cost of a vacuum pump. They are usually four to five times higher than the initial purchase price. Therefore, choosing a more energy efficient system can reduce the total cost of ownership and extend the payback period. For many clients, this can be millions of dollars.
A vacuum pump works by compressing gas as it enters a chamber. This pushes the gas molecules towards the exhaust. The exhaust gas is then vented to the atmosphere. A special spring-loaded vane seals the pump’s chamber, creating an airtight seal. Specially formulated oils are also used to lubricate, cool and seal rotors.
Vacuum pumps are not cheap, but they have many advantages over water suction. One of the main advantages of vacuum pumps is their flexibility and reliability. This is an industry-proven solution that has been around for years. However, the initial cost of a vacuum pump is higher than that of a water aspirator.
If the vacuum pump fails unexpectedly, replacement costs can be high. Proper maintenance can extend the life of your system and prevent unplanned downtime. However, no one can predict when a pump will fail, and if a pump does fail, the cost can far exceed the cost of buying a new pump. Therefore, investing in preventive maintenance is a wise investment.
There are many types of vacuum pumps, not all of which are suitable for the same type of application. Make sure to choose a pump with the power required for the job. It should also be able to handle a variety of samples.

editor by czh