Alumina Mahlkugel

XINTAO Grinding Balls are suitable for grinding medium used in ball grinding machines. Product Al2O3(%)Bulk density(g/cm3)Water absorption(%)Moh’s Hardness(scale)Abrasion loss(%)High Alumina Grinding Balls923.65lower than 0.0190.011953.68lower than 00.00590.0084Medium Alumina Grinding Balls65-752.93lower than0 0.018lower than 0.01Carbonized Alumina Grinding Balls60-702.8-2.9lower than 0.058lower than 0.08Appearance Demand High Alumina Grinding BallsMedium Alumina Grinding BallsCarbonized Alumina Grinding BallsColorWhiteWhiteAsh-blackCrackNot PermissionNot PermissionNot PermissionImpurityNot PermissionNot PermissionNot PermissionFoam holeAbove 1mm not permission, size in 0.5mm permit 3 ballsFlawMax. size in 0.3mm permit 3 ballsAdvantage High wear-resistance: The alumina balls' wear-resistance is higher than the common alumina balls'. When it is working, the ball won't pollute the grinding materials, so it can keep the purity and improve the stability of grinded materials especially the ceramic glaze. High density The high density, high hardness and the high grinding characters save the grinding time, enlarge the smashing room. So it can improve the grinding efficiency.