Zirconia grinding ball 3mm 5mm for stainless tell polishingThe Zirconia Grinding ball is made from Yttrium stabilized zirconia and Zirconia toughened alumina powder. The zirconia grinding media ball has advantages of superior high strength, extremely wear resistance and durability.
Features
1. Zirconia ball has good roundness, smooth surface, high density, and good hardness. It is a fine spherical grinding media.
2. Good stability, resistant to strong acids and alkalis.
3. Excellent toughness, compressive strength, impact resistance from break.
4. Low wear consumption (ppm level), making it friendly to equipment.
Detailed Images
Product Index
Chemical composition
| Chemical | Typical value(%) |
| ZrO2 | 94.5% ±0.2 |
| Y2O3 | 5.2%±0.5 |
Physical properties
| Vickers Hardness | 1200-1400 HV |
| Crush Strength | ≥25 KN(6.5mm) |
| Specific gravity | 6.0-6.08g/cm3 |
| Bulk density | 3.6-3.8g/cm3 |
| Abrasion | <1 ppm/hrs |
| Roundness | ≥95% |
Available sizes
| 0.05mm | 0.08-0.12mm | 0.1-0.2mm | 0.2-0.25mm | 0.25-0.3mm | 0.3-0.35mm |
| 0.35-0.4mm | 0.4-0.5mm | 0.5-0.6mm | 0.6-0.7mm | 0.7-0.8mm | 0.8-0.9mm |
| 0.9-1.0mm | 1.0-1.2mm | 1.2-1.4mm | 1.4-1.6mm | 1.6-1.8mm | 1.8-2.0mm |
| 2.0-2.2mm | 2.2-2.4mm | 2.4-2.6mm | 2.6-2.8mm | 2.8-3.0mm | 3.0-3.2mm |
| 3.8-4.0mm | 5mm | 6.5mm | 7mm | 8mm | 10mm |
| 12mm | 15mm | 17mm | 20mm | 25mm | 30mm |
Product Applications
1. Sintering isolation for Piezoelectric ceramics, index materials, capacitors ceramics, conductor ceramics, etc.
2. Grinding media for paint, pesticides, food, chemicals, electronic materials, rare earths, cosmetics, etc.
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