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Site:index >> product
Fused Spinel
Addtime:2011/10/21 15:07:21   Hit:0   Add to Favorites
      Fused Alumina-Magnesia Spinel, coming from high purity magnesia and alumina after smelt in arc furnaces at high temperature, has the following excellent characteristics, such as nice color and appearance, high bulk density, strong resistance to exfoliation and stable resistance to thermal shock, which enable the product to be widely used in rotary kilns, the roof of electric furnaces, ladles and metallurgical industries etc.
Grain size:    0-1,1-3, 3-5(mm)       120, 180, 240, 320 (mesh)
 
Chemical & physical Properties:

Type
 
Index
AM-70
AM-90
Guarantee Value
Typical Value
Guarantee Value
Typical Value
Chemical
Composition
%
Al2O3
74-76
75
88-91
90
MgO
22-26
24
8-11
9
CaO
≤0.60
0.39
≤0.4
0.25
SiO2
≤0.30
0.28
≤0.25
0.18
Fe2O3
≤0.50
0.25
≤0.5
0.26
Bulk density ( g/cm3 )
≥3.20
≥3.35
≥3.30
≥3.40
Grain Size ( mm )
0-1; 1-3; 3-5; 5-8
------
Fine powder ( mesh )
120, 180, 240, 320 Etc.
Packing
25kg/bag or 1000kg/bag
Or according to customer request