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      • Direct-bonded Magnesia Chrome Brick

    • Category：
      Nonferrous Industry
    • Browse number：
      230
    • Release time：
      2024-05-31 17:48:48
    • Share：
      • INQUIRY

    Direct-bonded magnesia chrome brick is made of sintered magnesia clinker and chrome-iron ore,  sintered above 1700℃. It has the advantage of high temperature strength, good thermal shock resistance,excellent abrasion resistance, good resistance against corrosion.


    Item

    Specification


    JX-NZMGe26

    JX-NZMGe20

    JX-NZMGe18A

    JX-DMC12

    JX-DMC9A

    JX-DMC6

    MgO (%) ≥

    40

    35

    55

    60

    70

    75

    SiO2 (%) ≤

    3.2

    1.5

    1.5

    2.8

    3.0

    2.5

    Cr2O3 (%) ≥

    28

    20

    18

    12

    9

    6

    Apparent Porosity(%) ≤

    21

    18

    18

    19

    19

    18

    Cold Crushing Strength (MPa) ≥

    35

    35

    40

    35

    40

    40

    Bulk Density (g/cm3) ≥

    -

    -

    -

    3.0

    2.98

    2.95

    0.2Mpa RUL T0.6(℃) ≥

    1700

    1700

    1700

    1580

    1600

    1600

    Thermal Shock Resistances 

        1100℃ water cycles≥

    -

    -

    -

    4 times

    4 times

    4 times



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