water rubber gasket Material:silicone colorful Hardness:Shore40 ... KTW,W270,UL,ACS,ROHS Itemwater food grade rubber gasketDescriptionMaterial: SiliconeHardness:Shore40,50,60,70,80 ... specificationThousands designs and exsiting molds are available for you.CertificationISO9001-2008, NSF,FDA,WRAS,KTW ... meet PAHS,NP requirement.NBR,EPDM,FKM,Silicon rubber etc. are available.Packing Spec.Standard packing: ...