Bidirectional anti-extrusion combined seal for high-pressure hydraulic cylinders

High Pressure Combined Seal

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Combined seal including PTFE sliding ring, elastic O-ring and backup ring. Bidirectional sealing, backup ring prevents extrusion damage under high hydraulic pressure, low friction without stick-slip.

Product specifications and parameters

Product Specifications		Product Parameters
Material	filled PTFE + FKM/NBR O-ring + PEEK backup ring	Temperature	-30℃ ~ 180℃
Type	reciprocating combined seal	Max pressure	80 MPa
Standard	ISO hydraulic groove standard	Reciprocating speed	≤ 5 m/s

Structure and Details

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