Item NameCustom factory price epdm/nbr/rubber silicone material heat resistance washer rubber square gasket O ring sealsMaterialNBR, NR, FPM, MVQ, EPDM,SILICONETemperatureNBR(-40~120°C),Silicone(-50~250°C)Hardness30 to 95 shore A, tolerance can be ±5 shore AFeaturesOxidation , Chemical,oil, acid ,alkali , weather ,high-temperature resistanceCertificateFDA/SGS/LFGBOEMYesMOQ1000 pcs PackaingNormal pp bag, header card,or CustomizedSample time7 workdaysDelivery time10-15days after paymentPayment termsT/T(30% deposit after confirm the order, 70% balance paid before shipment )