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Flint Clay(-Calcined Kaolin, Chamotte)
  • Calcined Flint Clay:
          
    Type 1  :Al2O3 45% min , Fe2O3     1.1% max

    Type 2  :Al2O3 45% min , Fe2O3     1.5% max

    Type 3  :Al2O3 45% min , Fe2O3     2.5--5%

    Type 4  :Al2O3 46% min , Fe2O3    0.8% max

    Type 5  :Al2O3 46% min , Fe2O3    1.1% max

    Type 6  :Al2O3 41-44%  , Fe2O3    1.5% max

     
    Chamotte:
          
    Type 1  :Al2O3 35% min , Fe2O3     2% max

    Type 2  :Al2O3 35% min , Fe2O3     3.5% max

    Type 3  :Al2O3 45% min , Fe2O3     3.5% max