A Seal Consisting Of Multiple Seals

Dec 27, 2021

A seal consisting of multiple seals


The combined seal is understood as a combination of various components, which is called a combined seal.


The combined seal is made of a rubber ring and a metal ring integrally bonded and vulcanized. It is a sealing ring used to seal the thread and flange connection. The ring includes a metal ring and a rubber seal. The metal ring is rust-proof, and the rubber ring is made of oil-resistant nitrile rubber or fluorine rubber.


The combination has two sizes of metric system and inch system, and there is a combination of metal and rubber according to the standard JB982-77. The combined sealing ring is used for threaded pipe joints and screw plug sealing. It is used for ferrule type pipe joints to block oil ports. It is mainly used for end-face static sealing at the joints of hydraulic valve pipe joints. It is suitable for British and American standard inch threads. And the end face static seal of the French and German standard metric threaded connections, etc. The combined sealing ring can be divided into A type and B type according to the structure; it can be divided into full package and half package according to the difference of the rubber.


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