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              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