NEWS_ZHEJIANG JINGDONG RUBBER&PLASTIC TECHNOLOGY CO.,LTD

NEWS

NEWS

NEWS

What is the construction method of sealing sealant for sealing components Use cotton yarn to remove dust, oil stains, and visible water from the surface of the sealed area. If there is easy peeling and rusting on the surface, it should be cleaned with a metal brush in advan···
2017-11-10
A brief introduction to valve sealing rings PTFE valve seals are commonly used for globe valves, gate valves, ball valves, etc. with a temperature of t ≤ 230 ℃ and a nominal pressure of PN ≤ 6.4MPa. They can be filled with various materials ···
2017-11-06
Sealing test and leakage test of regulating valve Introduced the testing methods for sealing performance of regulating valves and mechanical seal leakage of alkali pumps, and discussed the solutions for regulating valve leakage.How to operate the sea···
2017-11-02
Mechanical seal device and application requirements 1）有必要按工况条船用机械密封件与主机状况挑选适合类型的机械密封与资料匹配；才干确保封正常工作及运用寿命.2）装置机械密封部位的轴（轴套）的径向跳动公役应≤0。04mm；转子的轴向窜动量≤0。1mm.3）装置机械密···
2017-10-27
Characteristics and properties of polytetrafluoroethylene Polytetrafluoroethylene can withstand all other chemicals and remains unchanged even when boiled in aqua regia. The amount of reliable energy we can obtain and the amount of effort we have put into tr···
2017-10-19
Introduction to Testing Methods for Valve Rubber Seals The testing method for valve rubber seals has its own set of standards, detailed as follows:(1) The physical property testing of rubber materials should be carried out according to the following stand···
2017-10-12

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