... of rice huller machine, because of speed difference of veer and reversion between two rubber rollers, paddy are ... torn up by two rubber rollers, in the end, rice grains come out. ... for long time.Take sands away from the paddy, keep paddy dry and cleaning when using the rollers.Two ... ’Cast IronBrown4NBR4’Cast IronWhite5POLY4’Csat IronWhite 4" paddy rice Rubber Roll