EVP liquid ring vacuum pump exporter – a leading national supplier of industrial vacuum system and precision vacuum products. Specializes in sales of liquid ring vacuum pumps and vacuum pumps of various brands. Quality management, corporate image Work quality everyone checks the product qua...

Vacuum pump and complete set of vacuum unit can be used for two processes of vacuumizing and vacuum maintaining of condenser. Vacuum pumping is an essential and important process before filling refrigerant in the production or repair process of refrigeration equipment. The application of vacuum p...

EVP vacuum pump dealers have professional services, so that you save time, labor, and worry, first-hand vacuum pump manufacturers, low prices, thoughtful after-sales guarantee. Choose our four advantages: complete processing equipment, one-stop service, to help you save money and worry. 01 select...

The key point of the best maintenance of water ring vacuum pump is to judge the fault. However, the non professional technical personnel can’t immediately determine the causes of the problems and failures of the vacuum pump, which can only be checked by highly experienced technical personne...

The liquid ring vacuum pump is a suitable solution to extract steam. Such steam can corrode and decompose the former vacuum pump oil in chemical way or have such low vapor pressure so that condensation in the former vacuum pump can not be avoided, even though there is gas. However, they will only...

It is very important to use roots vacuum unit correctly. In the process of use, we must master the use specifications and precautions to avoid loss caused by wrong operation. I will take you to understand it carefully 1. Roots vacuum unit preparation (1) Operators must read the operating instruct...

EVP is a comprehensive private enterprise specializing in vacuum pump brand. Main best price concessions liquid ring vacuum pump products. The company has a professional design and construction team, which can design and build vacuum pumps according to the different needs of customers, and provid...

In recent years, with the sustained and high-speed development of China’s economy, the vacuum pump application industry has maintained a rapid growth momentum, and has been widely used in various fields. For example, pharmaceutical preparations, pharmaceuticals, biotechnology, chemical indu...

Once the water ring vacuum pump leaks, it will not only affect the normal operation of the equipment, but also damage the equipment to a certain extent. Therefore, before starting to use the equipment, it will be tested for leakage rate, so as to ensure that the equipment can be used normally if ...

The biggest headache for users is the detection of leakage rate of liquid ring vacuum pump. Leakage – internal leakage and external leakage, external leakage is better detection, internal leakage is more difficult to do. Larger leakage point can use the flame method, the use of airflow can ...