... service 3,Ozone resistance,aging resistance,UV resistance. Silicone Rubber Cover1, Material:NBR,CR,SBR,EPDM,IIR,HNBR, ... ACM,NR,EP,Silicone,Viton etc.2, Hardness:Between 30~85 shore ... according to your requirements.6, Application:electronic field, industrial machine& equipment, house-hold appliance, tele-communication, automobile, ... 8, OEM or ODM is welcomed. Silicone Rubber Cover