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combined high alumina brick

    Buy cheap combined high alumina brick from wholesalers
     
    Buy cheap combined high alumina brick from wholesalers
    • Buy cheap combined high alumina brick from wholesalers

    combined high alumina brick

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    Brand Name : rongsheng
    Price : 333usd
    Delivery Time : 30days
    Payment Terms : TT L/C
    Supply Ability : 1000tons
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    combined high alumina brick

    Features:

    Resistance to High temperature, Resistance to erosion, resistance to abrasion;

    Excellent compression strength;

    Resistance to acid and alkali;

    Excellent heat stability.

    Application:

    The high alumina bricks are widely applied to industrial furnace, glass furnace, chemical industrial furnace, utility industry furnace lining, smelting furnace, and heat insulation ventilation wall.

    Properties of High Alumina Brick:

    Al2O3 (%)

    ≥60

    ≥70

    ≥75

    78-80

    SIO2 (%)

    32

    22

    20

    ≥18

    Fe2O3 (%)

    ≤1.7

    ≤2.0

    ≤1.8

    ≤1.8

    Na2O+K2O(%)

    <2.3

    <2.0

    <1.2


    Refractoriness

    1790

    >1770

    >1790

    ≥1790

    refractoriness under load 0.2mpa(°C)

    1450

    >1510

    >1520

    ≥1520

    Porosity (%)

    22

    <22

    <21

    20

    Bulk density(g/cm3)

    2.33

    2.43-2.48

    2.45-2.55

    2.55

    Cold Cushing strength (Mpa)

    ≥45

    ≥50

    ≥54

    ≥60

    Thermal expansion at 1000°C (%)

    ≤0.3

    ≤0.3

    ≤0.3

    ≤0.3

    Reheating shrinking change(%) 1500°CX24h

    -0.3

    -0.3

    -0.3

    -0.3

    Product Tags:

    high alumina brick

      

    FIRE BRICK

      

    refractory

      
    Quality combined high alumina brick for sale
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