Product Description Specifications rubber sheet 1.greater distortion range 2.lower natural frequency 3.flexible rubber sheet 1.The function:It can resist pressure and reduce vibration effetively. 2.The applicable :It is applicable for the shock absorption installation of punch ,forging press ,pump ,fan,compressor,generator and air-conditioning equipment etc. 3.Main size (length X width ,unit :mm)85 X 42.5 , 85 X 85 , 131.5 X 85 , 174 X 85 ,220.5 X 85 ,263 X 85 ,174 X174 , 263 X 174, and each size has three specification of 40 ,60,80