Seal, Seal Strip, O Ring, PU Ring, PU Strip, PU Piston, Buffering Pad, Y Shape Seal, Irregular Seal, Rotary shaft lip type seals 1) anti-chemical function well. 2) widely used in various industries. 3) stable dimension. 4) strong tension.Applied industry:extensively used in all kinds of industry.such as chemical industry,petroleumindustry,medical technique,food industry,sewage-disposal industry, ...