... 4 inches,6 inches,7 inches, 8 inches,10 inches,14 inches,20 inches, 25 inches, 28 inchesMaterial: SBR, NBR ... rubber is the main part of rice huller machine, because of speed difference of veer and reversion ... wear-resisting performance is good. It makes the machine to reduce the load vibration, and to increase the ... re-hulling under the limitedDon’t make the machine work for a long time, in case effect ...