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BRT PTFE Back Up Rings Fits Excavator BRT type PTFE+copper powder material Seal ring back support ring. BRT back up ring seal series materials are: PTFE-polytetrafluoroethylene material and copper powder polytetrafluoroethylene. The addition of copper powder PTFE has higher ...

Come From Guangzhou Sanping Machinery Co., Ltd.

Sanping Back Up Ring China buck up ring seal is a thin ring designed to prevent the O-ring from extruding under pressure. They are installed in the gland between the seal and the gap to provide zero gap. Types of Backup Ring Seals BRT Back Up Ring Fits Excavator N4W Back Up ...

Come From Guangzhou Sanping Machinery Co., Ltd.

In biological sample centers or scientific research institutions, there are a large number of cells, strains, vaccines and other samples that need to be cryopreserved. The scientific research of these samples is of great significance, and their safety cannot be ignored. In ...

Come From Tianchi Cryogenic Machinery Equipment Manufacturing