Brown Fused Alunmina used for refractory

Description: Brown Fused Alumina is fused in the electric-arc furnace under the high temperature of above 2250°Cwith high quality bauxite as raw material

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Main Features:

Description:

Brown Fused Alumina is fused in the electric-arc furnace under the high temperature of above 2250°Cwith high quality bauxite as raw material and matched by the carbon material and scrap iron .The degree of refractory is more than 1850°C.

Specification:

Brown Fused Alumina /Brown Aluminum Oxide for refractory

Purpose	Specification		Chemical composition(%)				Magnetic material content(%)
Purpose	Specification		Al₂O₃	Fe₂O₃	SiO₂	TiO₂	Magnetic material content(%)
For refractory	Size sand	0-1mm 1-3mm 3-5mm 5-8mm 8-12mm	95 Min	0.3 Max	1.5 Max	3.0 Max	—
	Size sand	0-3mm 0-5mm 0-10mm 0-25mm	95Min	0.3 Max	1.5Max	3.0Max	—
	Fine powder	180#-0 240#-0 320#-0	93.5 Min	0.5 Max	1.5 Max	3.5 Max	—

Brown Fused Alumina /Brown Aluminum Oxide Physical Properties
Color	True Density	Mohs Hardness	Melting Temperature	Crystal System	Refractory Temperature
Brown	3.90g/cm³	9.0	2050°C	trigonal system	1900°C

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