... rubber,PU,EPDM,Neoprene,Silicone rubber,Fluorocarbon,Chlorohydrine rubber and Methacrylate rubber, etc.2. CertificationISO 9001, 14001, Rosh3 ... products could be absorbed the vibration energy which comes from the vibration source.And they have stronger anti-impact ... performance.Plus,using them can prolong machine life,dampen vibration and reduce maintenance costs.10. MOQ1000pcs, but low quantity ...