Next, EVP vacuum pump manufacturer will introduce the causes of screw vacuum pump wear? 1、 If there are fillers such as calcium carbonate and glass fiber, the wear of screw and barrel can be accelerated. 2、 Temperature scale: (1) everyone has an ambitious temperature scale for plastic processin...

Vacuum cooling: Vacuum cooling is mainly used for cold treatment of food, fruits and vegetables and cut flowers. Vacuum cooling is to vacuum the fruits and vegetables in the vacuum chamber into the insulated vacuum chamber. When the corresponding water vapor, fruits and vegetables with water satu...

To understand why the vacuum filter chooses the rotary vane vacuum pump. The vacuum filter (before start-up) of the concentrator and large water pump requires the vacuum pump to extract air from it. Because vacuum pump is a kind of compressor, it draws gas from thin air space and discharges it in...

In recent years, the domestic and foreign markets of p – amino-diphenylamine and its derivatives for rubber antiaging agent are in fierce competition. There are problems and shortages in the operation of the vacuum pump in the vacuum distillation process of chemical industry, the selection ...

According to data statistics, more than 60% of chemical equipment damage is caused by corrosion. Therefore, when choosing vacuum pump, chemical industry should select materials scientifically. Do not fall into the misunderstanding that stainless steel is “universal material”. Today EV...

For many years, EVP water ring vacuum pump manufacturers have invested a lot in the research and development of vacuum technology foundation. The total investment has reached 10% of our total income, which is also an important reason why we can provide attractive new vacuum products. In the proce...

As the main auxiliary equipment in water plant, vacuum pump is widely used in water plant inlet and outlet pump room. This paper mainly describes the actual application of the vacuum pump system in the water plant, the effect of the vacuum pump system in the actual use is remarkable, to ensure th...

With the rapid development of China’s economy, the demand for imported vacuum pumps in industry and other fields is also growing. In the face of fierce competition in the vacuum pump market, how should users choose the products they need? What is the difference between large and small vacuu...

The dry screw vacuum pump is widely used in the sewage treatment plant to transport water, wet sludge and flocculant drug liquid because of its characteristics of variable transport, strong self-priming ability, reversible and capable of conveying liquid containing solid particles. How to choose ...

Water ring vacuum pump is widely used in the industry. With the rapid development of production and life, the application of water ring vacuum pump is more and more. In many industrial processes, such as vacuum filtration, vacuum water diversion, vacuum feeding, vacuum evaporation, vacuum concent...