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Fabric Downproof Impact Tester Product Information: The Drill Flocking Performance Tester could test down and/or feather penetration through the primary tick fabric of a specimen containing feather and/or down filling, mainly for the liner material, feather or fibers of winter clothes, down...

closed cycle vacuum pump working principle For most people, the closed cycle vacuum pump is undoubtedly an unknown number. Well, let's not talk about how it works. Maybe a lot of people don't even know what it does. Let's introduce the working principle of closed cycle vacuum pump so that we can...

Quality of Roots vacuum pump The practical production of Roots vacuum pump is carried out through various processes. In order to strengthen the quality of the blank, the deep processing should be carried out strictly. The management system should be done in time to help the production of waste...

Roots rotary vane vacuum pump unit operation The first very important process of using roots rotary vane vacuum pump unit is the preparation before starting. Check all parts, check whether the cooling circuit of roots pump is smooth, and check the exhaust valve to ensure that it is in the open...

Vulnerable parts of reciprocating vacuum pump Reciprocating vacuum pump has great advantages in the market competition, but users often encounter some problems of replacement of vulnerable parts in use. The following is a simple list of vulnerable parts of reciprocating vacuum pump for users to...