Magnesia Zirconia Brick

Magnesia Zirconia Brick
Magnesia Zirconia Brick
Magnesia Zirconia Brick
Magnesia Zirconia Brick

Item : Magnesia Zircon Brick

Apparent Porosity: ≤19%

Bulk Density : ≥3.95 g/cm3

Cold Crushing Strength : ≥50 MPa

Refractoriness Under Load: ≥1600℃

Thermal Shock Resistance: ≥10 (950-wind cold)


◆ alkali resistance;
◆ slag corrosion resistance;
◆ spalling resistance;
◆ high-temperature resistance.

The product is composed of fused magnesia sand and zircon sand and it belongs to alkaline material. This product has high density (Bulk density) is greater than 3.08(g/cm3). It also resists alkaline atmosphere erosion and alkaline slag erosion and widely used in glass furnace, regenerative chamber, cement kiln, steel-making electric furnace and non-ferrous metal metallurgy.

Magnesia Zircon Brick is used for regenerator of glass furnace.

Technical Data
Item Magnesia-Zircon Brick
MgO (%) ≥ 80 75 70
ZrO2 (%) ≥ 8 10 13
Apparent Porosity (%) ≤ 19 18 18
Bulk Density (g/cm3) ≥ 3.95 3.00 3.05
Cold Crushing Strength (MPa) ≥ 50 45 40
Refractoriness Under Load (℃) ≥ 1600 1550 1600
Thermal Shock Resistance (950-wind cold) ≥ 10 10 10

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