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Features: high temperature strength, good resistance to special slag, good corrosion resistance
Description: This series of magnesia-chrome bricks are made of high-purity magnesia sand and chrome ore or magnesia-chromium sand, and are fired at high temperature according to different bonding methods. They have good high temperature strength, slag resistance, erosion resistance and thermal stability. Applicable to AOD refining furnace, DH, RH degassing device, GOR furnace, VOD refining lining material.
Physical properties and chemical compositions
| Names | Brands | Physical and chemical function | ||||
| MgO%≥ | Cr2O3%≥ | Cold Crushing Strength Mpa≥ | Refractoriness under Load 0.2MPa | Apparent Porosity% ≤AP | ||
| Magnesia-chrome bricks | MGe-12 | 55 | 12 | 30 | 1550 | 21 |
| Mge-8 | 60 | 8 | 30 | 1530 | 21 | |
| Unfired magnesia- chrome bricks | MGe-12 | 55 | 12 | 40 | 1500 | 19 |
| Mge-8 | 60 | 8 | 45 | 1500 | 19 | |
