Silicone o ring food grade 1.Silicone FKM FPM VITON A VITON B GF GFLT ... performance ratio 3.OEM Product Description Item nameSilicone o ring food grade MaterialSilicone,,FKM,FPM,VITON A, VITON B, GF,GFLT,GLT ... , thanks. Details Show low and high temperature resistancesilicone o ring food grade in mechanical parts HNBR FKM FPM VITON A VITON B ...