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What Should You Know About Dry Screw Vacuum Pump?

  • Writer: Harry Caesar
    Harry Caesar
  • Sep 19, 2019
  • 3 min read

The use of advanced machinery and technologies are helping in simplifying tasks worldwide. One such machine that we will be exploring includes the dry screw vacuum pump. It finds application in both pharma and chemical industries. As evident from the name, this vacuum pump makes no use of heat for its functioning.

The functioning of this pump is simple; it works with two screw rotors which rotate in opposite directions. The movement entraps the material which needs to be pumped and then moves it to the gas discharge. The advanced version of these has lower electric energy consumption. Hence, these are more efficient than others.

Since it works on gas and no liquid is involved, the cooling happens indirectly to maintain the temperature and to make the machine work seamlessly. A thermally stable water jacket maintains the temperature of the pump.

Dry Screw Vacuum Pumps Advantages:

  1. Since it works with no liquid, there is the minimal probability of contamination

  2. Provides maximum vacuum

  3. It is highly energy efficient

  4. It can be used to process gases

With these advantages, these pumps become one of the most sought after machines. Lately, we have seen a rise in the demand for vacuum technology; this is primarily because of the increasing cost of energy and water treatment. With the help of this technology, you can be assured that maximum efficiency will be achieved and at the same time there will be no wastage. Thus it’s environment-friendly as well.  This is because the dry screw vacuum pumps make no use of liquid. This not only diminishes the probability of waste but at the same time it also eliminates the chances of contamination, thereby enhancing the efficiency of the machines. These pumps are installed into customized vacuum systems ensuring optimization of operation like vacuum level.

Application of Dry Screw Vacuum Pump:

Since these pumps work on vacuum technology and it doesn't make use of any kind of liquid like steam, water or oil, there is no wastage and higher efficiency. It finds application in a number of industries. Some of the common applications of this pump include:

  1. Pharmaceutical

  2. Agro-chemical

  3. Polymer industries

  4. LED manufacturing

  5. PET recycling

  6. Transformer oil purification

  7. Defense

  8. Tannery

  9. Bio Diesel

  10. Aromatic / Essential oils

They are also used in equipment like reactor distillation, fractional distillation, column distillation, and high vacuum distillation.

http://www.youtube.com/watch?v=Z2DKvPKPbrA

What Are the Key Features to Look At While Choosing a Dry Screw Vacuum Pump?

Choosing the pump depends on various factors like its usage, application, quality, and pricing. There are certain factors that you need to take into account before choosing a dry screw vacuum pump. Some of them are listed below:

  1. The design of the rotor

  2. Water jacket for cooling since there is no fluid inside, rigorous use of the pump can overheat it and impact its functioning

  3. Make sure that the gas transfer through the screw is straight, which ensures faster pump downtime

  4. There is no backflow of gas or leakage of gas while it's being transferred

  5. Low noise and vibration level

  6. Highly quality metal so that it doesn’t wither by excessive usage

While you are out there in the market to buy these pumps, it’s important that you must choose the right brand and company so that there is a guarantee of a quality product. Check for the safety accreditations before purchasing dry screw vacuum pump.

The industrial demand for efficient tools, which can help in enhancing the workplace, is imperative for gaining a competitive edge. Dry screen vacuum pumps are one such tool which impacts the productivity positively.

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