Used in various ring-pellet mills (Made in China , CPM,Buhler ,Munch) ... alloy steel ,stainless steel Used in various ring-pellet mills (Made in China and oversea CPM, Buhler , ... pellet ,straw pellet ,and fertilizer pellet Size of roller :groove roller, dimpling rollerMaterials: alloy steel ,stainless steelTechnical parameters: ... strengthOptimum arrangementfor specified application pellet mill roller