Application Characteristics In the technical field of raw material purification machinery and equipment, a vacuum pump system for distillation and purification equipment. In the process of chemical plant processing, the purification of raw materials or finished products is very important. The met...

Many users do not know the operating conditions of the vacuum pump, which often leads to the damage of the vacuum pump, so under what conditions the vacuum pump is most suitable for use? EVP vacuum pump manufacturers listed 7 common problems in vacuum pump applications as follow: 1. The choice of...

Generally, it is recommended to install a vacuum valve between the vacuum pump and the pumped container to control the gas flow. It is recommended to install a bleed valve (or solenoid valve) on the pipeline of the vacuum pump in order to bleed the pump when it is stopped, which can prevent the v...

Preparation before operation 1.Select the appropriate equipment height; 2.Remove debris around the vacuum pump; During operation 1.Strengthen inspection to ensure that there is no obvious abnormal noise such as collision and friction when monitoring equipment is working; 2.Check whether the peak...

Vacuum heat treatment is called high-efficiency, energy-saving, and pollution-free clean heat treatment by contemporary heat treatment circles. Vacuum heat treatment parts have a series of advantages such as no oxidation, no decarburization, no degassing, no degreasing, good surface quality, smal...

In order to break through the monopoly of foreign technology and complete the nationalization of products, the dry screw vacuum pumps used by many enterprises in Our country are imported products with high cost.  The product has now been successfully developed. Now see dry screw vacuum pump has s...

Customer Region: Europe Purchased Model: 1Sets EVP JZJP2H70-5 Roots – Piston Vacuum Package Application: used in 80-100kg fruit freeze dryer Client needs working pressure: ≤10pa and chamber size is 1m3. Need vacuum package to dry 80-100kg of fruit, most work at 10Pa, a few reach 0.1Pa, the ...

EVP company puts forward new ideas for the transformation of the decentralized vacuum pumps equipped with film presses, formulates a dedicated vacuum system, and establishes a central vacuum system. Let’s understand what are the advantages of the central vacuum system applied to the laminat...

The solvent dewaxing process involves cooling the wax oil and condensing it into wax, then filtering and cleaning with a solvent. Keeping the vacuum in the vacuum drum filter makes it possible for the wax oil to pass through the filter with a large flow under the action of external pressure. Nitr...

Vacuum is a necessary condition for calcium reduction. Mechanical vacuum pumps are necessary equipment for calcium smelting. Among them, the vacuum reduction process in metal calcium reduction tanks is used. The current domestic models of vacuum pumps are as follows: Calcium refining mechanical v...