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What’s the difference between Quad-Ring and O-Ring?
Update:2016-04-19
Quad-Ring, is a general seals for the hydraulic cylinder, a typical lip seal. The difference between the Quad-Ring and O-Ring is the cross section shape, actually, Quad-Ring is a upgraded version of O-Ring.
Quad-Ring can totally replace the O-Ring, non-round cross section, avoid rolling during the reciprocating motion. It improves the performance of O-Ring, refer to the same standard of AS568 as O-Ring.
DSH Seals specialized in Hydraulic and Pneumatic Seals, Quad-Ring, Static Seals and various sealing elements.