Ceramic grinding beads
Ceramic grinding beads is a kind of grinding media of fused Zirconium silicate beads. It is of high hardness and chemical stability. It is a good grinding media to replace glass beads. In the meantime, it’s an economic material compared with sintered zirconia beads.
Chemical composition :
| Chemical | Typical value（%） | Value range（%） |
| ZrO2 | 63.80 | 60-70 |
| SiO2 | 26.82 | 28-33 |
| AL2O3 | 9.08 | Max 10 |
| Fe2O3 | 0.03 | Max 0.1 |
| TiO2 | 0.24 | Max 0.4% |
Physical features :
| Mohs Hardness | 7.0 |
| Vickers Hardness/ Rockwell hardness | 700HV/60HRC |
| Specific gravity | 3.85g/cm3 |
| Bulk density | 2.3-2.5g/cm3 |
Specification：
| Specification | Available Particle Size |
| HY120 | 0.1-0.2mm，0.2-0.3mm，0.3-0.4mm，0.4-0.6mm，0.6-0.8mm，0.8-1.0mm，0.8-1.25mm，1.0-1.25mm，1.0-1.6mm，1.25-1.6mm，1.25-2.0mm，1.6-2.0mm，1.6-2.5mm |
Applications：
- Grinding media for pigment and colorant.
- Grinding media for powder milling in beauty and agrochemical industries.
- Grinding media for liquid grinding such as ink, paints, and coatings.
- Other mineral and ceramic industries.
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