... Black,green etc. 3,Size: According to customers' demand. Oil resistant o-rings Details:1. Material: Silicone, rubber, FKM, ... 230 degree Celsius 4. Performance: With good sealing, water resistance, oil resistance, anti-aging, insulation, nontoxic, tasteless, etc 5. Specification ... technology and Competitive price with Best Service. 7. Packing: PP bay +Carton Box, other special packing according to your ...