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(86)-189 3782 2293
Contact:A Lei
TEL:(86)-18937822293
Fax:(86)-371-2392 2186
Email:suwolf@faxmail.com
Add:West of XiaoWangTun ZhenBian Road KaiFeng City,HeNanProvince,China
Zip:475000
 
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White Fused Corundum

White Fused Corundum The white fused corundum is made from alumina a melt in an arc furnace at high temperature and it is one of the important materials for advancde refractories and adrasive tools.Its properties are shown as following.

Chemical & physical Properties

Physical Properties
Chemical Composition(%)
Particle Size
Fine Powder
 Principal crystalline phase;α-Al2O3

Al2O3
≥99
≥98.5
 Cystal system: Hexzagon
Na2O
≤0.4
≤0.4
Colour and lustre: White
SiO2
≤0.2
≤0.25
 Ture densyty(g/cm3):≥3.95
Fe2O3
≤0.15
≤0.5
 Packing density(g/cm3):1.75-1.95
 Mohs hardness:9
 Linear expansion Coefficent (1/°C):8.3×10-4
 Grain size(mm)
3-5, 1-3, 0-1
Fine Powder(mesh)
80,120,240,320 etc.
Micro Powder(um)
3-5,5-10

 

 

 

 

 

 

 

 

 

 


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