High Alkali resistant Performance Magnesia Chrome Brick with Industry Furnace used for AOD
Supplying a comprehensive range of Magnesia Chrome Brick,Mag Chrome Brick is mainly used in metallurgical industry, such as for building open-hearth furnace top, electric furnace top, finery out of furnace and all kinds of non-ferrous metal metallurgy furnace.
Fused cast magnesite chrome brick is adopted for high temperature position of furnace wall in electric furnace with ultra high power.
Magnesia chrome brick that made of synthetic compost is adopted for strong erosion area in finery out of furnace.
| Item | Commom Magnesia Chrome Brick | Direct-Bonded Magnesia Chrome Brick |
| MGe6 | MGe8 | MGe12 | MGe16 | DMGe4 | DMGe8 | DMGe12 | DMGe16 |
| MgO % | 80 | 72 | 70 | 65 | 85 | 77 | 74 | 69 |
| Cr2O3 % | 7 | 10 | 13 | 17 | 5.5 | 9.1 | 14 | 18 |
| CaO % | 1.2 | 1.2 | 1.2 | 1.2 | 1.1 | 1.4 | 1.2 | 1.2 |
| SiO2 % | 3.4 | 4 | 4 | 4.2 | 1.3 | 1.2 | 1.2 | 1.5 |
| Al2O3 % | 4.5 | 6.5 | 6 | 6 | 3.5 | 4 | 3.5 | 4.5 |
| Fe2O3 % | 4 | 4.8 | 5.5 | 6.5 | 3 | 6.4 | 5 | 5.7 |
| Apparent Porosity % | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 18 |
| Bulk Density g/cm3 | 3 | 3 | 3.02 | 3.05 | 3.02 | 3.04 | 3.06 | 3.08 |
| Cold Crushing Strength Mpa | 55 | 55 | 55 | 50 | 50 | 50 | 55 | 55 |
| Refractoriness Under Load °C | 1600 | 1600 | 1600 | 1600 | 1700 | 700 | 1700 | 1700 |
| Thermal expansion % 1000°C | / | / | / | / | 1 | 1 | 1 | 0.9 |
| Thermal expansion % 1600°C | / | / | / | / | 1.8 | 1.8 | 1.8 | 1.6 |
Standard sizing: 230 x 114 x 65 mm ,Special size and OEM Service also provide!
The size is precise, providing kinds of shapes according to customer's drawing
Application of Magnesia Chrome Refractory Brick
- Steelmaking basic open hearth
- Electric furnace bottom and furnace wall,
- lining of oxygen converter
- Non-ferrous metal smelting furnace
- High temperature tunnel kiln
- Calcined magnesia brick
- Cement rotary kiln lining
- Furnace bottom and furnace wall of heating furnace
- Glass kiln regenerator checkered bricks, etc.
Advantage Of Magnesia Chrome Bricks
1) Silicon oxide is above 95%.
2) Good acid erosion resistance.
3) High softening point
QC Department
All our products will be inspected before leaving the factory, and all indicators will be qualified before they are allowed to be shipped.
This is our basic guarantee for every customer.
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AOD Industry Furnace Magnesia Chrome Brick High Alkali Resistant Performance Images
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