... . Oil proof 3. Heat resistant. 4. Weather proof. Silicone Rubber Gasket: MaterialsSI, NBR, SI, HNBR, ACM, SBR, FPM, CR, BR, IIR ... , etc.QC/QAWe have experienced quality control and assurance system, 30 QC technicians.ApplicationsUsed in mechanical, automobile, electrical appliance, industrial, construction ... shipment.MOQNegotiable, and small order quantity is welcomed. Rubber seal gasket