Brown Fused Alumina,refractory material,alumina fused refractory

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

Brown Fused Alumina

Purpose	Specification		Chemical composition(%)				Magnetic material content(%)
			Al2O3	Fe2O3	SiO2	TiO2
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	—
		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	—

Physical Properties
Colour	True Density	Mohs Hadness	Melting Temperature	Crystal System	Refractory Temperature
Brown	3.90g/cm3	9.0	2050℃	trigonal system	1900℃

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1,EMAIL:suqianqian(at)rs-abrasive.com

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