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 |