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product name: | white fused alumina powder for refractory |
| Place of Origin: | Peoples Republic of China | |
| Post Date: | December 13, 2011 | |
| Edit Date: | December 1, 2014 | |
Detailed Product Description:
1. Description
white fused aluminium, 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.The white alumina produced in titling electric arc furnace has the advantage of high bulk density and low porosity and the volume stability and thermal shock resistance can be improved.
2.Feature
Al2O3 99.55min
SiO2 0.04max
Na2O 0.22max
Fe2O3 0.04max.
Color white
Shape grit
Bulk density 1.75-1.95g/cm3
Grain density 3.90g/cm3 min
Morse hardness 9
Micro hardness 21600-22600kg/mm3
Content of magnetic substance 0.0023%max
3.Usage
1)It can make the abrasive tool to grind the great hardness material, such as the high speed steel, stainless steel and high carbon steel.
(2)It also usually used for sandblasting, such as precious metal, the gold, crystal, the glass and cowboy wear.