... : HB 220~240 3, Production capability: More than45000tons/year 4, Material & Standard: High manganese steel, Mn14Cr2, Mn18Cr2, Mn24Cr3, Cr20, Cr24up, Carbon ... others. Representative Mining Machinery Parts(Wear Parts): Mining Screen Mesh,Stone Mish,Minerals Screen Mesh,Jaw plate, Grinding media ball, Belt ... trough roller, Roller frame(rack),etc. Mine Screen Mesh For Stone and Minerals Classifying