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  • Brief Introduction

    Iso-Pressed Alumina Graphite Stopper Rods for Steel and Iron Foundries




    Application—Bottom Pour Ladle, Disa, Hunter, Automatic Systems


    Typical Physical Properties



    Item

    Unit

    Value

    Bulk Density

    g/cm3

    ≥2.55
    Apparent Porosity
    %

    ≤16
    Cold Crushing Strength
    Mpa

    ≥25

    Refractoriness

    F

    ≥3190
    Modulus of Rupture
    Mpa

    ≥8.50


    Typical Chemical Composition



    Item

    Unit

    Value

    Alumina

    %

    ≥50

    SiO2

    %

    ≤15

    C

    %

    ≥24

    Others

    %

    ≤11





    Iso pressed alumina graphite stopper rod and nozzles