... -ring gsaket DescriptionWidely used in bathroom product, valve, faucet, machine, hydraumatic, pneumatic and automobiles.Hardness: Shore 50-75Color: black ... ,white,red,green,yellow,blue or follow the color codeAdvantageGood Ozone resistance, aging resistance, high ... as PPAP, CONTROL PLAN, PFMEA etc.Have advanced CNC machine and technique to cut bonding washer molds by ourself. ...