Alumina ceramic ball 1.Density>3.65g/cm3 2.Wear ... mill, mixing mill, vibration mill, sand mill, etc. The products are widely used in construction ceramics, sanitary ceramics, kaolins, ... 40mm,50mm,60mm,70mm. Performance Index of Wear-resistant Alumina BallPerformance Index HXMM70 SeriesHXMM80 SeriesHXMH92 SeriesHXMH95 SeriesAl2O3(%)≥70≥80≥ ... Lost(‰)≤0.2≤0.2≤0.15≤0.10 Alumina Ceramic Ball 95%Al2O3