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| Refractory Material--------White Fused Corundum |  |
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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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| Company：KaiFeng GaoDa New Type Refractory Material Factory |
| Address:West of XiaoWangTun ZhenBian Road KaiFeng City, HeNan Province,China |
| Postalcode:475003 |
| URL: http://www.gdxxnh.com |
| E-mail:kfgd@gdxxnh.com |
| Fax:(86)-378-3922186 Tel:(86)-378-3922687 Mobile:13703786552 |
| Greenwood Impex Inc. |
| 18125 Camino Bello,#3 Rowland Heights,CA 91748 |
| Fax:(1)-530-734-2238 Tel:(1)-626-810-3656 |
| E-mail:USA@gdxxnh.com |
