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  • Name: Brown Fused Alumina
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Brown Fused Aluminum Oxide are used in general refractory applications. The micro hardness is 1800-2200kg/mm2. The toughness is higher than silicon carbide. The degree of refractory is more than 1850℃.


Grit Size: 8-5mm/5-3mm/3-1mm/1-0mm/10-20mm/280mesh/325mesh


Typical Chemical Analysis:
Aluminum Oxide(Al2O3)          95.86%
Titanium Dioxide (TiO2)           2.52%
Silicon Dioxide (SiO2)               0.75%
Iron Oxide (Fe2O3)                  0.10%
Others (MgO, CaO, Cr2O3)      0.40%


Physical Characteristics:
Crystal Form:         Alpha-Alumina
True Density:        3.90g/cm3
Hardness:             Knoop (100) 2050kg/mm, Mohs 9.0
Melting Point:      2000℃
Color:                   Brown-Tan


Package way:
25kgs / bag or 1000kgs / big bag or by customer’s request