BRT type PTFE+copper powder material Seal ring back support ring.
PTFE backup ring seal series materials are: PTFE-polytetrafluoroethylene material and copper powder polytetrafluoroethylene.
The addition of copper powder back up ring ptfe has higher wear resistance and hardness, and the resistance to pressure is enhanced.
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BRT Back Up Ring Fits Excavator
Teen Fictionhttps://www.sanpingmachinery.com/products/brt-back-up-ring/ PTFE backup ring seal series materials are: PTFE-polytetrafluoroethylene material and copper powder polytetrafluoroethylene.
