... ratio 3.OEM&ODM: YES Product Description Item nameFlat o ring MaterialSilicone,,FKM,FPM,VITON A, VITON B, ... 1.High temperature resistance up to 300°C, acid and alkali resistance and oil resistance is the best ... to your drawings & samples. Our main products contains O-type Loop, U-type Loop, Y-type Loop, ... us, thanks. Details Show practical silicone rubber flat o ring HNBR FKM FPM VITON A VITON B GF ...