... resistance, chemical resistance OEM is available Solid Rubber BallMaterial:NBR, NR, EPDM, FKM, Silicon rubber, Nylon, PU, CR, etc. Size ... , good flexibility, good elasticitySKD supplies Rubber products, Rubber Bumpers,Rubber Gaskets,Rubber Stoppers,Rubber O–Rings for cars, ships, ... valves, OEM service is available.Any requirement concerned rubber products, please contact us directly, your design & ...