1. Different sizes and colors are available 2. High quality with reasonable ... consists of 5 technician, runs from drawing review, compounds formulation,in-house tool designing, quality control, finishes and performances test. Material ... , NBR, IR, IIR (BUTYL), CIIR, EPDM, PU (Urethane),BR (Butadiene Rubber), silicone, fluoro silicone, Viton (FKM) Customize products with professional technical ...