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Zirconia Mill Ball
Zirconia ball,which is the most durable and efficient media for ball milling and attrition milling of ceramic material, is also called zirconia grind ball, zirconia ceramic ball, zirconium bead, ultra-fine grinding media and zirconia mini bead.
Zirconia grinding media provides a virtually contamination-free ball milling solution for a variety of industries. It has smooth and gloss surface like pearl, which is the most excellent among all grinding media.
| Item | Unit | Specification |
|---|---|---|
| Composition | wt% | 94.5% ZrO2 5.2% Y2O3 |
| Bulk Density | Kg/L | >3.6(Φ2mm) |
| Specific Density | g/cm3 | ≥6.02 |
| Hardness | Moh’s | >9.0 |
| Elastic modulus | GPa | 200 |
| Thermal Conductivity | W/m.K | 3 |
| Crushing Load | KN | ≥20 (Φ2mm) |
| Fracture Toughness | MPam1-2 | 9 |
| Grain size | µm | ≤0.5 |
| Wear loss | ppm/h | <0.12 |