Pink Fused Alumina
化学成分/Chemical composition
| 粒度范围Grit size range/化学成分Chemical composition | 低铬Low chromium | 中铬Medium chromium | 高铬High chromium | ||||||
| AL2O3 （%） | Cr2O3 （%） | Na2O （%） | AL2O3 （%） | Cr2O3 （%） | Na2O （%） | AL2O3 （%） | Cr2O3 （%） | Na2O （%） | |
| F12~F80 | ≥98.50 | 0.20~0.45 | ≤0.50 | ≥98.20 | 0.45~1.00 | ≤0.55 | ≥97.40 | 1.00~2.00 | ≤0.55 |
| F90~D150 | ≥98.50 | ≤0.55 | ≥98.20 | ≤0.60 | ≥97.00 | ≤0.60 | |||
| F180~F220 | ≥98.00 | ≤0.60 | ≥97.80 | ≤0.70 | ≥96.50 | ≤0.70 | |||
物理性能/Physical property
| 基本矿物 Basic minerals | 晶体尺寸 Crystal size | 真比重 True density | 堆积密度 Bulk density | 显微硬度 Knoop hardness |
| α ~AL2O3 | 600~2000μm | ≥3.90 | 1.40~1.91G/cm3 | 2200~2300Kg/mm2 |
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