... Elastic stiffness, Strong plasticity under the high hardness, moderate grain force, high roughness, low cardamine.Good wear resistance, long using period. ... your individual requirement.Attentions:Handle carefully during the transportation.Store in dry place, away from Acid, Alkali, Salt, oil, ... Shore A90-95degree BrandRoaring Lion, QiaoWang,Yashi,OEM High Quality Rice Paddy Machine Rubber Roller