Lianyungang Kaiwai Imp. & Exp. Co., Ltd.

Refined white aluminium oxide

Refined white aluminium oxide
Product Detailed

Refined white aluminium oxide
1.experienced factory
2.high purity Al2O3,99.4%
3.ISO90001:2000

 Refined white aluminium oxide is made from high quality alumina by melting above 2000°C in the electric arc furnace and then cooling. It is with high purity, great self-sharpening, acid and alkali resistance, high temperature and stable thermal performance. Its hardness is a little higher than brown fused alumina. It is with low toughness, great grinding ability, small heat and high efficiency.  It can be made to the abrasives, suitable for sandblasting and grinding high carbon steel and staining steel and other fine-grained abrasive; also be used for precision casting and high-refractory materials.

 

white fused alumina
1.ability of self-sharpening

2.better cutting

3.less heat emit

4.higher efficiency

5.acid and alkali resitance

 

Applications:

It can be made to the abrasives, suitable for sandblasting and grinding high carbon steel and staining steel and other fine-grained abrasive; also be used for precision casting and high-refractory materials.

 

    Chemical compositions

                     Physical properties

Items

Value of specification (%)

             Items

Property

Al2O3

          99.30-99.40

             Color

White

SiO2

          0.05max

             Bulk density

1.75-1.95g/cm3

Na2O

          0.20max

             Grain density

3.90g/cm3 min

Fe2O3

          0.05max

 

hardness

Morse hardness

9

Micro hardness

21600-22600kg/mm3

 

 

 

 

 



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