... rubber part high quality viton nbr silicone ect 2.Size: as your request 3.Certificate: ISO9001:2008 4.OEM is ok Rubber ... of rubber:Natural rubber,Styrene-butadiene rubber,Nitrile rubber,Butyl rubber,PU,EPDM,Neoprene,Silicone rubber,Fluorocarbon,Chlorohydrine rubber and Methacrylate rubber, ... , building vibration isolation..9. Main performanceThese rubber products could be absorbed the vibration energy ...