China wholesaler Zj Series Roots Vacuum Pump /Air Pump with high quality

Product Description

 

   Model Suction capacity         (L/S)

Limit vacuum

    (≤Pa) 

 Speed

  (rpm)

Motor Power

      (kw)

Inlet Dia.

   (mm)

Outlet Dia.

    (mm)

  Weight

    (Kg)

Recommended backing pump       model
   ZJ-70          70      6×10-2   2780         1.5     80       50     87  2X-8
  ZJB-70      5×10-2     100
  ZJ-150A          150      6×10-2   2900          3     100      100     198     2X-15
  ZJB-150      5×10-2     215
  ZJ-300          300      6×10-2   1450          4     150      150     490      2X-30A
  ZJB-300      5×10-2     480
  ZJ-600          600      6×10-2   2900         5.5     150      150     490       2X-70A
  ZJB-600      5×10-2     503
  ZJ-1200A         1200      6×10-2   1450          11     300      300    1550       2X-70A           (2sets)
  ZJB-1200      5×10-2     250      250    1580

ZJ Series Roots vacuum pump 

1. Construction features and working principle of the pump:
Model ZJ Mechanical Booster Pump, also known as a Roots pump, is a volumetric pump.
It employs a pair of rotors, identical and in 8-figure with certain clearance between them
in the pump housing, rotating at the same speed in opposite directions to perform
function of suction and discharge of gas. The 2 rotors are supported by rolling bearings
in the end covers of the pump, rotating at high speed and are kept at a
fixed relative position by a pair of timing gears. The end clearance between rotors and
end covers are fixed by adjustable metal shims between the bearing housings and the
end cover at the fixed end, which ensures one-direction expansion of the rotor when
temperature rises during its operation.
Four sets of inner seals (also known as piston ring) in the 2 end covers prevent lube oil
entering into the pump housing. The shaft seal at the front-end cover, also called as
framework oil seal or shaft seal, prevents leakage of air into the pump housing.
In order to reduce temperature of the pump, all models of pumps (expect the two
smallest models) are equipped with a gearbox cooler and front-end cover cooler.
Power is transmitted through a coupling or V-belt from the motor to the driving shaft of
the pump and then through synchronizing gears to the driven shaft

Product’s Application

 Product Display

Company Power


 

FAQ

1.Q:Are you a manufacturer or trading company?

   A: We are a professional vacuum pump manufacturer with over 32 year experience. We have 2 factories now which cover more than 33333 square meters,we have rich experience in CHINAMFG liquid industry , Welcome to visit our factory at your time.
2.Q:Do you have minimum order quantity request?

   A: for spare parts we have no MOQ,but for whole set equipment of course 1 set is the minimum.

3.Q:Do you have certificates?

    A: Yes, we have CE, ISO,SGS.etc. certificates.

5.Q:How to pay?

      A:T/T and Alibaba Payment is acceptable.

6.Q:How to pack the products?

   A: We use standard export package. If you have special package requirements, we will pack as you required, but the fees will be paid by customers.

7.Q: What about your delivery time?
   A: It depends on your pump quantity. Generally 15 days after we receive the prepayment. We will confirm you again when we start to produce.

8.Q:How to install after the equipment arriving destination?

   A: We will sent the operating instruction with goods to you.Please strictly follow the instructions for installation
9.Q: How long does your product quality warranty last?
   A: 12 months for all our products against any non-artificial quality problem since the product leave our factory.

10.Q: What will you do with quality complaint?

     A: We have a complete set of microcomputer controlled testing system(All products are subject to tested before delivery. No product that failed performance test leaves our factory.

 

Warranty: 12 Months
Oil or Not: Oil
Structure: Singel Stage
Exhauster Method: Roots Vacuum Pump
Vacuum Degree: Low Vacuum
Work Function: Fore Pump
Customization:
Available

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roots vacuum pump

How Do Roots Vacuum Pumps Affect the Efficiency of Vacuum Systems in Various Industries?

Roots vacuum pumps have a significant impact on the efficiency of vacuum systems across various industries. Here’s a detailed explanation:

1. Enhanced Vacuum Level:

– High Pumping Speed: Roots vacuum pumps are known for their high pumping speed, which refers to the rate at which they can evacuate gas from a system. By quickly removing gas molecules, these pumps help achieve and maintain a lower pressure, resulting in an enhanced vacuum level within the system. This increased vacuum level is crucial in industries such as semiconductor manufacturing, where precise control of pressure is necessary for optimal processing conditions.

– Improved Evacuation Time: With their rapid gas pumping capability, Roots vacuum pumps significantly reduce the evacuation time required to reach the desired vacuum level. This efficiency is particularly important in industries where time-sensitive processes are involved, such as vacuum drying, degassing, or impregnation, allowing for faster production cycles and increased productivity.

2. Increased Throughput:

– Continuous Operation: Roots vacuum pumps are designed for continuous operation, enabling uninterrupted gas removal from the vacuum system. Their robust construction and oil-free operation make them reliable and suitable for demanding industrial applications. The ability to maintain a consistent vacuum level without frequent stops or downtime contributes to increased system throughput and overall efficiency.

– Handling Large Volumes: Roots pumps are capable of handling large gas volumes due to their displacement principle. This makes them well-suited for industries that require the evacuation of substantial amounts of gas, such as in chemical processing, pharmaceutical manufacturing, or vacuum packaging. By efficiently evacuating large volumes of gas, Roots vacuum pumps facilitate higher production rates and improved process efficiency.

3. Improved Process Control:

– Stable Vacuum Level: Roots vacuum pumps help maintain a stable vacuum level within the system, which is essential for precise process control. By swiftly removing gas molecules, these pumps prevent pressure fluctuations and ensure a consistent environment for various manufacturing processes. This is particularly crucial in industries like thin film deposition, where maintaining a stable vacuum is crucial for achieving uniform coating thickness and quality.

– Reduced Contamination: Roots vacuum pumps operate without lubricating oil in the pumping chamber, minimizing the risk of oil contamination in the vacuum system. This is particularly advantageous in industries such as electronics, semiconductor fabrication, or research laboratories, where even trace amounts of contaminants can adversely affect product quality or experimental results. By providing clean and oil-free vacuum, Roots pumps contribute to improved process control, reduced yield loss, and enhanced product reliability.

4. Energy Efficiency:

– Lower Power Consumption: Roots vacuum pumps are designed to operate efficiently, consuming lower power compared to other types of vacuum pumps. This energy efficiency is beneficial in industries where vacuum systems are continuously operated, such as in chemical processing plants or industrial manufacturing facilities. By reducing power consumption, Roots pumps help lower operational costs and contribute to sustainable and environmentally friendly practices.

– Heat Dissipation: Roots pumps generate less heat during operation compared to certain other vacuum pump types. This is advantageous in industries where temperature control is critical, such as in semiconductor fabrication or vacuum furnaces. The reduced heat generation minimizes the need for additional cooling measures, improving overall energy efficiency and reducing operational costs.

In summary, Roots vacuum pumps significantly impact the efficiency of vacuum systems in various industries. They enhance the vacuum level, increase system throughput, improve process control, and contribute to energy savings. By providing high pumping speed, quick evacuation time, continuous operation, stable vacuum levels, reduced contamination risk, lower power consumption, and efficient heat dissipation, Roots vacuum pumps play a crucial role in optimizing the performance and productivity of vacuum systems across industries.

roots vacuum pump

Can Roots Vacuum Pumps Be Used for Vacuum Distillation?

Yes, Roots vacuum pumps can be used for vacuum distillation in certain applications. Here’s a detailed explanation:

Vacuum distillation is a process used to separate and purify components of a liquid mixture by exploiting the difference in boiling points under reduced pressure. By operating at lower pressures, the boiling points of the components are decreased, allowing for more selective evaporation and separation. Vacuum distillation is commonly employed in industries such as petrochemical, pharmaceutical, and chemical manufacturing.

Roots vacuum pumps can play a role in vacuum distillation processes by assisting in the creation and maintenance of the required vacuum conditions. Although Roots vacuum pumps alone may not achieve the high vacuum levels necessary for certain applications, they are often used in combination with other vacuum pumps, such as rotary vane pumps or oil-sealed pumps, to create a hybrid pumping system.

In a typical setup, Roots vacuum pumps are utilized as the primary roughing pump in the distillation system. Their high pumping speed allows for efficient removal of large volumes of gas, reducing the pressure in the system and enabling the effective operation of subsequent stages. The Roots pump works by trapping and compressing the gas, creating a pressure differential that facilitates the evacuation of the system.

While Roots vacuum pumps are effective in generating rough vacuum levels, they may not be capable of achieving the very high vacuum levels often required for precise separation in vacuum distillation. Therefore, they are commonly used in conjunction with other vacuum pumps, such as oil-sealed pumps or molecular pumps, that are better suited for achieving and maintaining high vacuum levels.

It’s important to note that the selection and configuration of the vacuum pumps for vacuum distillation depend on various factors, including the desired vacuum level, the characteristics of the liquid mixture being distilled, and the specific requirements of the distillation process. The vacuum system needs to be carefully designed to ensure optimal performance and efficient separation.

In summary, while Roots vacuum pumps alone may not be sufficient for achieving the high vacuum levels required for vacuum distillation, they are commonly employed as part of a hybrid pumping system in conjunction with other vacuum pumps. Their high pumping speed and capability to handle large gas volumes make them valuable for creating the initial vacuum conditions in the distillation process.

China wholesaler Zj Series Roots Vacuum Pump /Air Pump   with high quality China wholesaler Zj Series Roots Vacuum Pump /Air Pump   with high quality
editor by CX 2023-11-03