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White fused alumina section sand 1-3mm
White fused alumina section sand 1-3mm

White fused alumina section sand 1-3mm

Member Details

Zhengzhou Haixu abrasives Co.,Ltd.

Zhengzhou,Henan,China
  • Product Details
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application:refractory media

White fused alumina

White fused alumina was made from the high quality alumina by melting above 2000 in the electric arc furnace and cooling. It is white with the main crystal phase alpha-Al2O3.

 

 

 

1.Used for refractory,furnace burden,castable,ramming compoynd, painting etc

 

 

 

 

 

Section sand

Size

12-6mm    10-8mm    8-5mm    6-3mm

5-3mm     3-1mm     1-0mm    1-0.5mm

0.5-0.2mm  0.5-0mm   0.3-0mm

Chemical compositions(%)

Al2O3

99.5min

Fe2O3

0.04max

 

Na2O

0.30max

SiO2

0.02max

 

Main Physical Properties

 

 Mohs hardness

                 9.0

 Bulk density

                1.75-1.95g/cm3

Specific gravity

3.95g/cm3

 

 

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