... : NBR/EPDM/VITON Water pump seal Operating limits: Temperature: -30°C~+200°CPressure: ≤1MPaSpeed: ≤15m/sMaterial: Stationary Seat(SiC/99%Ceramic)Rotary ... , Viton, or NBR, Silicone (VMQ), EPDM, etc.2. Temperature: -30~200°C.3. Hardness: 20 to 90 shore A or as your ...