Product Introduction
Our magnesia-carbon brick is made from more than 98% electrically fused magnesite, high purity graphite and metallic antioxidants as needed. Size and specification can be tailored according to furnace type.
Magnesia Carbon Brick For Electric Arc Furnace
| ITEM | Unit | CF-MC-8 | CF-MC-10 | CF-MC-12 | CF-MC-14 | CF-MC-18 | CF-MC-20 |
| MgO | % | ≥84 | ≥82 | ≥80 | ≥78 | ≥74 | ≥72 |
| C (+) | % | ≥8 | ≥10 | ≥12 | ≥14 | ≥18 | ≥20 |
| Bulk Density | g/cm3 | ≥3.05 | ≥3.02 | ≥3.00 | ≥2.97 | ≥2.92 | ≥2.88 |
| Apparent porosity | % | ≤4 | ≤4 | ≤4 | ≤3.5 | ≤3.5 | ≤3.5 |
| C.C.S | MPa | ≥45 | ≥40 | ≥40 | ≥40 | ≥35 | ≥30 |
| M.O.R | MPa | ≥6 | ≥6 | ≥8 | ≥8 | ≥8 | ≥8 |
| (1400ºC*30ms) |
Magnesia Carbon Brick For Steel Ladle Furnace
| ITEM | unit | CF-MC-5 | CF-MC-8 | CF-MC-10 | CF-MC-12 | CF-MC-14 | CF-MC-16 | CF-MC-18 |
| MgO | % | ≥87 | ≥84 | ≥82 | ≥80 | ≥76 | ≥74 | ≥72 |
| C (+) | % | ≥5 | ≥8 | ≥10 | ≥12 | ≥14 | ≥16 | ≥18 |
| Bulk Density | g/cm3 | ≥3.10 | ≥3.08 | ≥3.02 | ≥3.00 | ≥2.97 | ≥2.95 | ≥2.93 |
| Apparent porosity | % | ≤5 | ≤5 | ≤4 | ≤4 | ≤3 | ≤3 | ≤3 |
| C.C.S | MPa | ≥45 | ≥45 | ≥40 | ≥40 | ≥35 | ≥35 | ≥35 |
| M.O.R | MPa | ≥6 | ≥6 | ≥8 | ≥8 | ≥10 | ≥10 | ≥10 |
| (1400ºC*30ms) |
Magnesia Carbon Brick For Converter
| ITEM | unit | CF-MC-8 | CF-MC-10 | CF-MC-12 | CF-MC-14 | CF-MC-15 | CF-MC-16 | CF-MC-18 | CF-MC-20 |
| MgO | % | ≥86 | ≥80 | ≥78 | ≥76 | ≥75 | ≥74 | ≥72 | ≥70 |
| C (+) | % | ≥8 | ≥10 | ≥12 | ≥14 | ≥15 | ≥16 | ≥18 | ≥20 |
| Bulk Density | g/cm3 | ≥3.05 | ≥3.03 | ≥3.00 | ≥2.96 | ≥2.95 | ≥2.95 | ≥2.92 | ≥2.88 |
| Apparent porosity | % | ≤4 | ≤4 | ≤4 | ≤3 | ≤3 | ≤3 | ≤3 | ≤3 |
| C.C.S | MPa | ≥45 | ≥40 | ≥40 | ≥40 | ≥35 | ≥35 | ≥35 | ≥30 |
| M.O.R | MPa | ≥6 | ≥6 | ≥6 | ≥8 | ≥8 | ≥8 | ≥8 | ≥8 |
| 1400ºC*30ms |
Application
Magnesia Carbon Brick is mainly used for converters, steel ladle, AC arc furnaces, linings of DC arc furnaces, and slag lines of ladle. Steelmaking hearth furnace, electric furnace hearth and furnace wall, permanent lining of oxygen converter, non-ferrous metal smelting furnace, high temperature tunnel kiln, calcined magnesia brick and cement kiln lining, furnace bottom and furnace wall, glass kiln Hot room lattice bricks.