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    Primary aluminium

    Products (selection).

    Pot-cells – shaped products

    QualityRaw material basisAl2O3
    %    		SiO2
    %    		SiC
    %
    REFRAL® 25
    		fireclay2668 
    REFRALON® SiC 82 NSiC  78

    Pot-cells – unshaped products

    QualityRaw material basisAl2O3
    %    		SiO2
    %    		CaO
    %
    REFRACAST® F-42
    		fireclay> 38
    		< 47
    		< 7.5
    REFRACAST® F-43fireclay> 41< 45< 8.5

    Anode baking furnaces – shaped products

    QualityRaw material basisBulk density (+/- 5%)
    g/cm3
    		Al2O3
    %    		SiO2
    %
    REFRAL® 44
    		fireclay2.254450
    REFRAL® 50fireclay2.355045
    REFRAL® 50 Premiumfireclay2.405045
    REFRAL® 50 Premium Plusfireclay2.455045
    REFRAL® 60andalusite2.556038

    Anode baking furnaces – unshaped products

    QualityRaw material basis Al2O3
    %    		SiO2
    %    		Fe2O3
    %    		CaO
    %
    REFRACAST® MC F-35 AR/TS fireclay> 36 < 50< 3.8< 5.0
    REFRACAST® F-50
    		fireclay> 47< 43 < 1.6 < 6.0
    REFRACAST® F-51fireclay> 47 < 44 < 1.2 < 6.0
    REFRACAST® F-50 Cfireclay> 54 < 36 < 1.3 < 8.0
    REFRACAST® F-60 R alumina-rich raw materials > 63 < 31 < 1.1 < 3.3
    REFRACAST® LC A-60 TSandalusite> 57 < 39 < 1.0 < 2.5
    REFRACAST® MW 1450 light fireclay > 48 < 42 < 3.0 < 5.0
    REFRACAST® MW 1300 Clight fireclay > 39 < 41 < 5.5 < 13.3
    REFRACAST® MW 1250light fireclay > 40 < 41 < 5.5 < 12.0
    REFRACAST® LW 1200light fireclay > 34 < 43 < 7.5 < 13.0
    REFRACAST® XLW 1050 CG
    		vermiculite > 30 < 27 < 13.0< 25.0
    REFRABOND® F-50 R
    		 fireclay/andalusite > 50 < 45 < 1.5  
    REFRABOND® F-40fireclay> 40 < 55 < 1.6  
    REFRABOND® CBS F-55 AB alumina-rich raw materials > 56 < 33 < 1.2  
    REFRABOND® CBS F-55
    		 alumina-rich raw materials > 55 < 36 < 1.2  
    REFRASPECIAL® F-55 alumina-rich raw materials> 59 < 33 < 1.9 < 4.1
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