白刚玉理化指标：
段砂：0-1mm、1-3mm、3-5mm、5-8mm、8-12mm
理化指标：Al2O3≥99.5% Na2O≤0.2% CaO ≤0.4% 磁性物≤0.003%
细粉：180#-0、200#-0、320#-0
理化指标：Al2O3≥99.0% Na2O≤0.3% CaO ≤0.5% 磁性物≤0.003%
| 属性 Properties 规格Type | 0-1 1-3 3-5m/m | 0-100 0-200 0-320 | |||
| 保证值Guarantee Value | 典型值Typical Value | 保证值Guarantee Value | 典型值Typical Value | ||
| 化学成分ChemicalComposition | Al2O3 | ≥99 | 99.5 | ≥98.5 | 99.0 |
| SiO | ≤0.4 | 0.06 | ≤0.30 | 0.08 | |
| FeO | ≤0.2 | 0.04 | ≤0.20 | 0.10 | |
| NaO | ≤0.4 | 0.30 | ≤0.40 | 0.35 | |
