... tester, tensile tester, hardness tester, high temperature oil resistance tester.- Rubber products could be any type: Metal bonded multi ... rubber boot, hydraulic seal, crutch, grommet, bush and damper, air conditioner seal, HA vacuum cleaners etc- All kind of material: Silicone ... ABS, bakelite, polyoxymethylene etc1. Mechnical Oil-seal Skeleton oil seal, U -oil sea, J-oil seal, L-Oil seal, V-ring, Y-ring ...