... vulcanizing press, injection machine, frozen trimming machine, automatic oil seal lip lathe, and capacity for their tool and ... tester, aging tester, tensile tester, hardness tester, high temperature oil resistance tester.- Rubber products could be any type: Metal bonded ... ABS, bakelite, polyoxymethylene etc1. Mechnical Oil-seal Skeleton oil seal, U -oil sea, J-oil seal, L-Oil seal, V-ring, Y-ring, ...