China Factory Direct Supply Zirconia Toughened Alumina Balls, Find details about China Bead, Grinding Machine from Factory Direct Supply Zirconia Toughened Alumina Balls
Item | Technical Data | Remarks |
Composition | Al2O3≥57% SiO2:≤30% ZrO2≥5% Fe2O3≤0.5% others≤8%. | |
Specific density( g/cm3) | ≥2.80 | |
Vickers hardness( GPa) | ≥7 | HV5 |
Wear volume(g/kg.h) | ≤1.5 | Tested in high speed ball mills |