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  Brown Fused Alumina
 
Brown alumina oxide
【Posted by:佚名】【Source:Brown alumina oxide】【Published:2017/2/28】

Brown alumina oxide

Brown alumina oxide belongs to the group of the electro-corundum.

Brown alumina oxide is produced by controlled melting fo the calcined bauxite in an electric arc furnace.

Brown alumina oxide is iron-free and extremely tough.

 

Applications of Brown alumina oxide

Refractory castable material

metallurgy material

Furnace charge

Wear-resistant products

Ceramic products

 

Typical Physical Properties

Hardness

9 mohs

Grain shape

Angular

Melting Point

1950 C min

True density

3.9-4.1g/cm3

Bulk density

1.8-2.1g/cm3(depends on the size)

 

Typical Chemical Analysis

Al2O3

95.15%

TiO2

2.25%

Fe2O3

0.1%

SiO2

1.2%

CaO

0.30%

NaO

0.25%

 

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