... High strength,hardness,density Ceramic balls,pottery,industrial ceramic balls,ceramic ball,ceramic manufacturer,white ceramic balls,large ceramic ... choice as grinding mediums.1.Name: HNCC Ceramic Ball, HNCC Zirconia Ball, Best grinding Medium, HNCC Zirconia Ceramic Ball2 ... .Density: ≥5.95 g/cm3 5.PropertiesZirconia Ceramic ball possesses High grinding efficiency, High hardness, corrosion resistant, ...