Magnesia Carbon Refractory Brick
1. High Working Temperature;
2. Good Thermal Shock Resistance;
3. Strong Slag Resistance;
4. Low Creep Rate in High Temperature;
Applications
Magnesia carbon bricks are mainly used in the lining of converters, AC electric arc furnaces, DC electric arc furnaces, and slag lines of ladles in the steelmaking industry.
Technical Data
| Item | MT-8A | MT-8B | MT-10A | MT-10B | MT-12A | MT-12B | MT-14A | MT-14B | MT-16A | MT-16B | MT-18A | MT-18B | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MgO, % | ≥ | 82 | 81 | 80 | 79 | 78 | 77 | 76 | 74 | 74 | 72 | 72 | 70 | |
| C, % | ≥ | 8 | 8 | 10 | 10 | 12 | 12 | 14 | 14 | 16 | 16 | 18 | 18 | |
| Apparent Porosity, % | ≤ | 4.5 | 5.0 | 4.0 | 4.5 | 4.0 | 4.0 | 3.5 | 3.5 | 3.5 | 3.5 | 3.0 | 3.5 | |
| Bulk Density, g/cm³ | ≥ | 3.05 | 3.00 | 3.02 | 2.97 | 2.97 | 2.94 | 2.95 | 2.90 | 2.92 | 2.87 | 2.89 | 2.84 | |
| Cold Crushing Strength, MPa | ≥ | 45 | 45 | 40 | 40 | 40 | 35 | 38 | 35 | 35 | 35 | 35 | 30 | |