Rotary vane vacuum pump is mainly composed of pump body, rotor, rotary vane, end cover, spring and so on. A rotor is eccentrically installed in the cavity of ...

1. It should have sufficient good ventilation conditions and an ambient temperature below 40 ° C. 2. Clean place without dust and dirt. 3. Liquids such as ...

Causes of valve body leakage of vacuum flapper valve and its treatment The valve body has sand holes or cracks; Crack during repair welding of valve ...

There will be a certain critical point for the bearing capacity of anything. When the critical point is exceeded, the failure may occur. Then the load capacity ...

Vacuum drying is to place the dried object in a low vacuum environment, reduce the boiling point of water through the low vacuum environment, so that the ...

To select the model and specification of the valve correctly, we need to know the preparation method of the vacuum valve model; the preparation method of the ...

When the vacuum pump is found to be out of order, some maintenance mistakes should be avoided. The following vacuum supermarket small code for you to analyze ...

This paper analyzes the quality of vacuum products obtained by the national vacuum equipment quality supervision and Inspection Center for many years, and puts ...

The vacuum pump is suitable for vacuum distillation, vacuum coating, extraction, reforming, leak free gas transmission, vacuum material preparation and other ...

The so-called randomness does not make a square circle, so does the production of vacuum tees. Vacuum tees must be strictly carried out in accordance with the ...

Main performance Leakage rate: ≤ 1.3 × 10-9pa.m3/s; Applicable pressure range: 1.3 × 10-5pa ~ 3 × 105Pa; Working medium: air, water vapor, corrosive ...

Safety instructions The valve is suitable for working medium with air or low corrosive gas. The operating pressure range is 2 × 105Pa ~ 1.3 × 10-6Pa. ...