... vendors are ISO9001, QS9000 and TS16949 certified, they have rubber refine machine, precision performer, vacuum vulcanizing press, injection machine ... tester, hardness tester, high temperature oil resistance tester.- Rubber products could be any type: Metal bonded multi-lip ... for brake, axle seal, transmission seal, valve stem seal, rubber boot, hydraulic seal, crutch, grommet, bush and damper, air ...