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white fused alundum for refractory media
white fused alundum for refractory media

white fused alundum for refractory media

Member Details

Zhengzhou Haixu abrasives Co.,Ltd.

Zhengzhou,Henan,China
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white fused alundum

white fused alundum 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

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

Al2O3

Fe2O3

Na2O

SiO2

99.5min

0.04max

0.30max

0.02max

fine powder/macropowder

60mesh-0 80mesh-0 100mesh-0 120mesh-0 150mesh-0 200mesh-0 325mesh-0

Al2O3

Fe2O3

Na2O

SiO2

99.0%min

0.20max

0.40max

0.05max

 

Main Physical Properties

 

 Mohs hardness

                 9.0

 Bulk density

                1.75-1.95g/cm3

Specific gravity

3.95g/cm3

 

 

 

 

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