Using advanced recipe of NBR, viton, EPDM, Neporene, Silicon rubber etc.,and producing according to standard of GB3452-1-82 and GB1235-76 .It can be used in the condition of hydraulic pressure and pneumaticpressure.

Hydraulic pressure:<9.8MPa; pneumatic pressure: <1MPa; mechanicalsealing pressure :<15.7Mpa,

-60 ℃～+300℃;

resistant to engine oils, petroleum-base lubricants and various chemical agent, shock resistance > 50 thousand times.

≤Φ 550