Possessed with high density, high hardness, low wear, good seismic stability and good corrosion resistance, the products are the most ideal medium for grinding glaze, blank and mineral powder processing, and are used as the grinding medium of ball mill in ceramics, cement, paint, refractory. Specification: > Appearance : Faint Yellow, > Al2o3 : 67.9 %, > Bulk Density : 2.96g/cm3, > Self Wearing (Within 24hrs) : 0.04%, > Water Absorption : 0.008%, > Use Raw Material : Fining High bauxite, > Temperature : 1400-1600 C