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2．Standard Materials
Seal ring: PU
Back-up ring: PA
3．Application Range
Combined with rod seals, to absorb impact and surge pressure under heavy load in order to separate high temperature fluids and improve the service life of the seal element. Applied to maneuvering shovels, wheel loaders, bulldozers, automobile crane, wheel cranes, dump trucks, etc. Design and apply please refering to NOK’s HBY, DZ’s D-10 series standards.
4．Characteristics
The special shape slot film can reduce the pressure between the rod seal and the buffer ring.
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