Merchandise Description

 

Working basic principle

Roots vacuum pump is a variety of rotary optimistic-displacement variety of pump. The 2 three-lobe rotors maintain a specified hole with the housing, and the 2 rotors mesh with every single other and maintain a specified gap when they rotate in the housing by means of a pair of synchronous reverse rotation high-precision gears. The diagram on the correct demonstrates the structure principle of the pump, from diagram I to IV, the rotor rotates in the home and completes 1 suction and discharge method.
The Roots vacuum pump with 3-lobe rotors has specialized rewards more than the standard two-lobe rotors in phrases of pumping effectiveness, optimum allowable differential pressure, temperature, vibration, sound and other main performances.

 

Main functions

In comparison with the conventional two-lobe Roots vacuum pump, there are underneath rewards:
one. Considerably increased performance, reduce temperature, vibration and noise.
two. A lot more steady and reputable, a lot more convenient to use and preserve.
Other features:
1. Lower failure because of to the rotors are set and no axial operate-out.
two. Large-precision transmission gear and precision rolling bearing are utilized, ensuing in reduced sound and clean procedure.
3. The primary shaft use unique mechanical seal to make sure oil-free pump chamber.
7. Mechanical seal, oil seal, piston ring labyrinth seal and other varieties of seal can be employed for stop cover.
8. It is utilized in pump mixtures collectively with rotary vane vacuum pump, reciprocating pump, liquid ring pump, dry screw pump and other kinds of backing pumps to satisfy numerous process demands.

Programs

The advantage of Roots vacuum pump is that it has massive pumping efficiency even at low inlet stress, but ordinary Roots vacuum pump can't be employed on your own, it must be used in pump combinations collectively with the backing pumps. The Roots vacuum pump can be started only right after the strain in the technique is pumped to the allowable commencing force of the Roots vacuum pump by the backing pump.
In accordance to different doing work stress and procedure problems, the backing pump of Roots vacuum pump can be rotary vane vacuum pump, liquid ring vacuum pump, dry screw vacuum pump and so on. The functionality of Roots vacuum pumps are diverse when blend with diverse backing pumps.
Roots vacuum pumps are largely employed in any vacuum method necessitating large pumping speed and rough and medium vacuum (103-10-2Pa), such as: vacuum coating, vacuum welding furnace, vacuum warmth treatment method furnace, huge place simulation check, microelectronics and built-in circuits, lamp and bulb manufacturing, laser manufacturing, vacuum packaging, centralized pumping program, a variety of chemical processing, vacuum degassing vacuum deaeration, vacuum dehydration, vacuum CZPT drying, vacuum distillation.

Merchandise Parameters

Model Nominal pumping velocity(50Hz) Ultimate force Maximum allowable strain difference Nominal motor score (50Hz)   Nominal motor speed  (50Hz)  Suction Connection measurement Discharge Link measurement Weight Backing pump advisable
L/s Pa Pa Kw rpm mm mm Kg
ZJT-70 70 ≤0.5 ≥1.2*10four one.5 1450 one hundred eighty a hundred sixty five DVP180 or DSP140
ZJT-a hundred and fifty 150 ≤0.5 ≥1*104 three 2900 100 80 one hundred sixty five DVP360 or DSP280
ZJT-300 300 ≤0.five ≥8*10three four 2900 one hundred sixty a hundred 275 DVP540 or DSP540
ZJT-600 600 ≤0.5 ≥6*ten3 five.5 2900 two hundred one hundred sixty 420 DVP540 or DSP540
ZJT-1200 1200 ≤0.05 ≥5*103 11 2900 250 200 980 ZJTQ-300+DVP540
ZJT-2500 2500 ≤0.05 ≥4*103 eighteen.five 2900 320 250 1800 ZJTQ-600+DVP540
ZJT-5000 5000 ≤0.05 ≥3*tenthree 37 1450 300 three hundred 3580 ZJTQ-1200+DVP800

Notice:
one. The pumping speed refers to the maximum pumping velocity measured at the inlet force of the Roots vacuum pump in the range of sixty seven pa to 2.sixty seven pa underneath the problems of the advisable backing pump. (see p Pumping velocity diagram)
2. The supreme pressure is the lowest price of the secure air partial stress calculated at the pump inlet with a compression vacuum gauge following total pumping without any additional container and no air inlet below the condition of the advised backing pump.
3. The data of the above desk is attained under the condition of making use of the advised backing pump, end users can choose various backing vacuum pumps in accordance to diverse conditions, but the primary overall performance index will be altered.
 

Pressure diagram

 

 

Dimension

 

Model L L1 L2 L3 H H1 H2 H3 A A1 A2 D D1 D2 N-M d d1 d2 n-m
ZJT-70 730 191 330 360 270 252   40 256   214 Ф80 Ф125 Ф145 eight-M8 Ф50 Ф90 Ф110 4-M8
ZJT-150 938 . 273 132 184 350 330 116.5 thirty 392 358 300 Ф100 Ф145 Ф165 eight-M8 Ф80 Ф125 Ф145 8-M8
ZJT-three hundred 1032 323 185 259 405 385 135 40 455 420 350 Ф150 Ф200 Ф225 8-M10 Ф100 Ф145 Ф165 eight-M8
ZJT-600 1282 405 220 304 520 495 165 35 587 548 450 Ф200 Ф260 Ф285 12-M10 Ф150 Ф200 Ф225 8-M10
ZJT-1200 1573 473 296 392 650 625 218.five fifty eight 722 678 560 Ф250 Ф310 Ф335 12-M10 Ф200 Ф260 Ф285 12-M10
ZJT-2500 1890 594 440 552 730 700 220 55 858 810 660 Ф320 Ф395 Ф425 twelve-M12 Ф250 Ф310 Ф335 twelve-M10

FAQ

Q: What information ought to I offer you for an inquiry?
A: You can inquire dependent on the model right, but it is always advisable that you make contact with us so that we can help you to verify if the pump is the most appropriate for your application.

Q: Can you make a customized vacuum pump?
A: Yes, we can do some particular types to fulfill client programs. This sort of as customized sealing techniques, speical surface area treatment can be used for roots vacuum pump and screw vacuum pump. Make sure you get in touch with us if you have specific needs. 

Q: I have problems with our vacuum pumps or vacuum programs, can you offer some help?
A: We have software and design engineers with more than 30 several years of experience in vacuum purposes in various industries and aid a great deal of customers take care of their troubles, these kinds of as leakage issues, energy-saving solutions, a lot more surroundings-friendly vacuum programs, and so forth. Please speak to us and we will be very satisfied if we can provide any support to your vacuum system.

Q: Can you layout and make custom-made vacuum systems?
A: Indeed, we are very good for this.

Q: What is your MOQ?
A: 1 piece or 1 established.

Q: How about your supply time?
A: 5-ten operating days for the common vacuum pump if the quantity is below 20 parts, 20-thirty operating days for the conventional vacuum system with considerably less than 5 sets. For far more amount or specific requirements, remember to speak to us to examine the lead time.

Q: What are your payment terms?
A: By T/T, fifty% advance payment/deposit and 50% paid just before shipment.

Q: How about the guarantee?
A: We supply 1-calendar year warranty (besides for the wearing parts).

Q: How about the provider?
A: We offer remote video clip technological assistance. We can send the service engineer to the site for some unique needs.

After-sales Service: Online Video Instruction
Warranty: 1 Year
Oil or Not: Oil Free
Structure: Rotary Vacuum Pump
Nominal Pumping Speed(50Hz): 70 L/S
Ultimate Pressure: 0.5 PA

###

Model Nominal pumping speed(50Hz) Ultimate pressure Maximum allowable pressure difference Nominal motor rating (50Hz)   Nominal motor speed  (50Hz)  Suction Connection size Discharge Connection size Weight Backing pump recommended
L/s Pa Pa Kw rpm mm mm Kg
ZJT-70 70 ≤0.5 ≥1.2*104 1.5 1450 100 80 165 DVP180 or DSP140
ZJT-150 150 ≤0.5 ≥1*104 3 2900 100 80 165 DVP360 or DSP280
ZJT-300 300 ≤0.5 ≥8*103 4 2900 160 100 275 DVP540 or DSP540
ZJT-600 600 ≤0.5 ≥6*103 5.5 2900 200 160 420 DVP540 or DSP540
ZJT-1200 1200 ≤0.05 ≥5*103 11 2900 250 200 980 ZJTQ-300+DVP540
ZJT-2500 2500 ≤0.05 ≥4*103 18.5 2900 320 250 1800 ZJTQ-600+DVP540
ZJT-5000 5000 ≤0.05 ≥3*103 37 1450 300 300 3580 ZJTQ-1200+DVP800

###

Model L L1 L2 L3 H H1 H2 H3 A A1 A2 D D1 D2 N-M d d1 d2 n-m
ZJT-70 730 191 330 360 270 252   40 256   214 Ф80 Ф125 Ф145 8-M8 Ф50 Ф90 Ф110 4-M8
ZJT-150 938 . 273 132 184 350 330 116.5 30 392 358 300 Ф100 Ф145 Ф165 8-M8 Ф80 Ф125 Ф145 8-M8
ZJT-300 1032 323 185 259 405 385 135 40 455 420 350 Ф150 Ф200 Ф225 8-M10 Ф100 Ф145 Ф165 8-M8
ZJT-600 1282 405 220 304 520 495 165 35 587 548 450 Ф200 Ф260 Ф285 12-M10 Ф150 Ф200 Ф225 8-M10
ZJT-1200 1573 473 296 392 650 625 218.5 58 722 678 560 Ф250 Ф310 Ф335 12-M10 Ф200 Ф260 Ф285 12-M10
ZJT-2500 1890 594 440 552 730 700 220 55 858 810 660 Ф320 Ф395 Ф425 12-M12 Ф250 Ф310 Ф335 12-M10
After-sales Service: Online Video Instruction
Warranty: 1 Year
Oil or Not: Oil Free
Structure: Rotary Vacuum Pump
Nominal Pumping Speed(50Hz): 70 L/S
Ultimate Pressure: 0.5 PA

###

Model Nominal pumping speed(50Hz) Ultimate pressure Maximum allowable pressure difference Nominal motor rating (50Hz)   Nominal motor speed  (50Hz)  Suction Connection size Discharge Connection size Weight Backing pump recommended
L/s Pa Pa Kw rpm mm mm Kg
ZJT-70 70 ≤0.5 ≥1.2*104 1.5 1450 100 80 165 DVP180 or DSP140
ZJT-150 150 ≤0.5 ≥1*104 3 2900 100 80 165 DVP360 or DSP280
ZJT-300 300 ≤0.5 ≥8*103 4 2900 160 100 275 DVP540 or DSP540
ZJT-600 600 ≤0.5 ≥6*103 5.5 2900 200 160 420 DVP540 or DSP540
ZJT-1200 1200 ≤0.05 ≥5*103 11 2900 250 200 980 ZJTQ-300+DVP540
ZJT-2500 2500 ≤0.05 ≥4*103 18.5 2900 320 250 1800 ZJTQ-600+DVP540
ZJT-5000 5000 ≤0.05 ≥3*103 37 1450 300 300 3580 ZJTQ-1200+DVP800

###

Model L L1 L2 L3 H H1 H2 H3 A A1 A2 D D1 D2 N-M d d1 d2 n-m
ZJT-70 730 191 330 360 270 252   40 256   214 Ф80 Ф125 Ф145 8-M8 Ф50 Ф90 Ф110 4-M8
ZJT-150 938 . 273 132 184 350 330 116.5 30 392 358 300 Ф100 Ф145 Ф165 8-M8 Ф80 Ф125 Ф145 8-M8
ZJT-300 1032 323 185 259 405 385 135 40 455 420 350 Ф150 Ф200 Ф225 8-M10 Ф100 Ф145 Ф165 8-M8
ZJT-600 1282 405 220 304 520 495 165 35 587 548 450 Ф200 Ф260 Ф285 12-M10 Ф150 Ф200 Ф225 8-M10
ZJT-1200 1573 473 296 392 650 625 218.5 58 722 678 560 Ф250 Ф310 Ф335 12-M10 Ф200 Ф260 Ф285 12-M10
ZJT-2500 1890 594 440 552 730 700 220 55 858 810 660 Ф320 Ф395 Ф425 12-M12 Ф250 Ф310 Ф335 12-M10

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.
Vacuum Pump

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.
Vacuum Pump

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.
Vacuum Pump

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.

China Zjt-70 70L/S Zj-70 1.5kw Tri-Lobe Roots Vacuum Pump     vacuum pump engine	China Zjt-70 70L/S Zj-70 1.5kw Tri-Lobe Roots Vacuum Pump     vacuum pump engine
editor by czh 2023-01-13