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  • Name: GRD
  • Num: GRD

GRD type stem combination seal

It is composed of V-shaped spring as the force-applying element, the slip ring made of PTFE filled with carbon fiber and the supporting ring of V-ring and PEEK or PTFE filled carbon fiber. The structure is stable and is a kind of high pressure, Sealed, with good anti-leakage, anti-extrusion and wear resistance. Elgiloy spring even in very low temperature environment also has a good elastic support, as a valve stem seal and widely used in the oil industry.

Due to the smaller sealing surface, the resulting torque is relatively small.


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