Jul 30, 2025
Application of Vacuum Pump
① Main pump: In a vacuum system, a vacuum pump used to obtain the required degree of vacuum.② Coarse suction pump: a vacuum pump that starts from atmospheric pressure and reduces the pressure of the s...
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Jul 30, 2025
Vacuum knowledge
Vacuum technology is a fundamental science and technology with wide applications in various industries, such as semiconductor manufacturing, aerospace, solar photovoltaics, vacuum coating, and so on.A...
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Jul 08, 2025
What is the difference between vacuum butt welding flanges and vacuum flat welding flanges?
Vacuum butt welding flanges are welded together with the same diameter and wall thickness as the pipe to be welded at the interface end.Flat welding flange is a concave groove machined at the interfac...
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Jul 08, 2025
What are the reasons for vacuum flange leakage
There are seven common reasons for vacuum flange leakage.❶ Side mouthDeviation refers to the pipeline not being perpendicular or concentric with the flange, and the flange surface not being parallel. ...
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Jul 07, 2025
What issues should be noted during installation to ensure that the installed vacuum flange does not
The vacuum flange should have sufficient strength and should not deform when tightened. The flange sealing surface should be flat and clean, and oil stains and rust spots should be carefully cleaned d...
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Jul 07, 2025
What is the purpose of a vacuum flange?
Vacuum flanges are used for positioning.For example, there is a method of installing oil cylinders called flange installation, which involves drilling four symmetrical holes around a rectangular prism...
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Jul 01, 2025
What is the connection method of vacuum flange?
Vacuum Flange connection is an important connection method in pipeline construction.Flange connection is the process of fixing two pipes, fittings, or equipment onto a flange plate, adding flange pads...
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Jul 01, 2025
Questions and Answers on Basic Knowledge of Flanges
1. What is a loose flange, where is it used and in what fittings?A flexible flange is a flange that can be moved, usually used to match water supply and drainage fittings (most commonly on expansion j...
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