... providing different rubber products, class equipment,good reputation and advanced management . Our main product are molded rubber ... bathroom product, valve, faucet, machine, hydraumatic, pneumatic and automobiles.Hardness: Shore 50-75Color: black,white,red,green ... alkali resistance, weather resistance, abrasion resistance, voltage resistance and insulating resistance etc.SizeAS568, P.G Series, ISO 361/ ...