Technical Data | 68 series | 75 series | 90 series | 92 series | 95 series | 99 series | |||||
Al2O3 | ≥68% | ≥75% | ≥90% | ≥92% | ≥95% | ≥99% | |||||
Fe2O3 | ≤2% | ≤2% | ≤0.2% | ≤0.2% | ≤0.15% | ≤0.1% | |||||
Volume Density | ≥3.15 | ≥3.20 | ≥3.58 | ≥3.60 | ≥3.65 | ≥3.85 | |||||
Moh's hardness | ≥8 | ≥8 | ≥9 | ≥9 | ≥9 | ≥9 | |||||
Shock Resisitance | No crack,No crush | ||||||||||
Water absorption | ≤0.02% | ≤0.01% | ≤0.01% | ≤0.01% | ≤0.01% | ≤0.01% |