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Gray Fused Alumuna It is as hard as white aluminum oxide ,as tough as brown fused aluminum oxide. It is a kind of high-grade refractory prouducts and specific gravity >= 3.9g/m , the degree of Refractory >= 1850'C.

　








　

Grit Size
Chemical Composition%(by weight)
AL2O3
TiO2
Fe2O3
SiO2
0-50mm
≥98.00
≤0.80
≤0.20
≤0.40
8-5mm
≥98.00
≤0.70
≤0.20
≤0.40
5-3mm
≥98.00
≤0.70
≤0.20
≤0.40
3-1mm
≥98.00
≤0.70
≤0.20
≤0.40
1-0mm
≥98.00
≤0.70
≤0.20
≤0.40
Zhengzhou ShuangLi mineral processing co.,ltd Tel：086-371-65319125