... mainly used in foodstuff plants. The De-stoner is able to remove stones from grains, wheat, rice, beans, corns, sesames, rapeseeds and ... . There's no power and it is easy to operate and to provide maintenance to it. The wind magnitude and wind pressure can ... even the amount of material fluctuates. It can be used to remove the mixed stones in foodstuffs , grains , grease , feedstuffs and chemical ...