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PTFE backup ring are used for static and dynamic applications. It's better used for static sealing applications with corresponing O-ring.
The use of PTFE backup ring will help control O-ring extrusion in high pressure applictions. PTFE backup rings are compatible with all hydraulic fluids,since they are virtually chemically inert,and also can be used in applications involving elevated operating temperature conditions.In addition,PTFE backup rings can greatly improve O-ring performance and extend service life, even if extrusion does not present a problem.
Standard configuration PTFE backup rings:

Our back-up rings are manufactured in either virgin PTFE or filled PTFE, depending on the application. For further details and Technical support, Please Contact Us
We manufacture various different profile of PTFE products like:
Piston seal, valve seals, O-rings, back-up ring,Guide ring,bushing,washer/gasket and V packings for various industry requirements like Aerospace, General Fluid Power Industry, Food and Beverage Industry Equipment and Pharmaceutical & Medical sector etc.









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