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| Customization: | Available |
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| Shape: | Round |
| Al2O3: | 71-90% |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
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| Product | High Alumina Ceramic Ball | ||
| Type | BS-71-90 | BS-91 | |
| Composition (%) | Al2O3 | 71-90 | ≥99 |
| Al2O3+SiO2 | ≥90 | ≥99 | |
| Fe2O3 | ≤1.0% | ≤1.0% | |
| MgO | ≤2.5 | ≤5 | |
| CaO | ≤1.5 | ≤2.5 | |
| Acid Resistance (%) | >99.6 | >99.8 | |
| Alkali Resistance (%) | >85 | >85 | |
| Bulk Density (g/cm3) | 1.35~1.40 | 1.80~2.2 | |
| Specific Gravity (g/cm3) | 2.30~2.40 | 2.30~2.40 | |
| Free Volume (%) | 40 | 40 | |
| Water Absorption (%) | <8 | <8 | |
| Operation Tem. max (ºC) | 1400 | 1760 | |
| Mohs Hardness | >6.5 | >7.5 | |
| Crushing Strength (kg/piece) | 3mm | 35 | 40 |
| 6mm | 70 | 80 | |
| 13mm | 400 | 580 | |
| 19mm | 750 | 900 | |
| 25mm | 1000 | 1200 | |
| 38mm | 1600 | 1800 | |
| 50mm | 1800 | 2150 | |
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