Lianyungang Kaiwai Imp. & Exp. Co., Ltd.
Main products:White Fused Alumina,Steel Products,Machine Spare Parts,Canned Foods,Washing Cars
Products
Contact Us
  • Contact Person : Mr. Liu Kevin
  • Company Name : Lianyungang Kaiwai Imp. & Exp. Co., Ltd.
  • Tel : 86-518-82237225
  • Fax : 86-518-82237225
  • Address : Jiangsu,Lianyungang,Economic Development Zone of Lianyungang , Jiangsu
  • Country/Region : China
  • Zip : 222000

alumina

alumina
Product Detailed
Related Categories:Oxide
Related Product Searches:alumina,High Quality,alumina
calcined alumina, aluminium oxide white fused alumina 1.experienced factory 2.high purity Al2O3,more than 99.4% 3.ISO9001

calcined alumina

White fused alumina 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.

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

          99.50min

             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

alumina



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