... Used in faucets, toilets, fittings, pipes, showers and other industry accessories, and auto partsMaterial: silicone,NBR, Viton, HNBR, EPDM ... machine to cut the mold; compression and injection molding; SH-A and IRHD hardness tester; Rheometer; Projecter etcToolings: more ... than 4000 molds to o rings, washers and molded parts, and more ...