... 2.Good balance 3.Long service life Diamond grinding wheel for hard alloy material High grinding efficiency, slow worn consumption. Good ... , good heat resistance.(2) High wear resistance on grinding hard and brittle workpieces, low abrasive particle consumption.(3) Low ... (mm)Ring widthAbrasive typeSizeBondConcentrationHardness1A14005020310D120B,V100M Diamond grinding wheel for hard alloy material