... can be options.Elastic stiffness, Strong plasticity under the high hardness, moderate grain force, high roughness, low cardamine.Good ... Salt, oil, and dirty, forbidden to put under sun for long time.Take sands away from the paddy; keep paddy ... -hulling under the limitedDon’t make the machine work for a long time, in case effect the hulling capacity ... ,Yashi,OEM rubber roll on cast iron drum for rice