durable OEM silicone gasket made from NR,SiR,SBR,NBR,EPDM etc. resistant to high and low temperature moisture, ... :· Description: o Material: comply to RoHS, silicone or rubber (NR, SBR, BR, NBR,CR, EPDM, IIR, FKM etc)o Hardness: 8 ... Professional manufacture with competitive price, high quality and fast deliveryMaterialNR, SBR, BR, NBR,CR, EPDM, IIR, FKM SIR etc, eco-friendly ...