Specifications
The Brick are mainly used in ladles,tundish,torpedo carHigh thermal expansivity&thermal shock resistance
More than 1000 heats
Alumina-Silicon Carbide-Carbon Brick is provided with properties of no slag adhesion, good resistance to erosion and thermal shock. It is mainly used for blast furnace, hot metal ladle, torpedo car and mixer.
Unburned Al2O3-SiC-C brick for torpedo
Physical and chemical index
Index | Bricks for 3-de. | |||
ASC-4 | ASC-5 | ASC-6 | ||
Chemical composition | Al2O3,% | ≥62 | ≥60 | ≥58 |
SiC,% | ≥8 | ≥8 | ≥10 | |
C,% | ≥9 | ≥8 | ≥8 | |
Fe2O3,% | ≤1.0 | ≤1.0 | ≤1.0 | |
Residual Carbon % | ≥9 | ≥9 | ≥9 | |
Apparent Porosity% | ≤6 | ≤6 | ≤10 | |
Bulk Density g/cm3 | ≥2.80 | ≥2.75 | ≥2.65 | |
Cold Crushing Strength Mpa | ≥45 | ≥40 | ≥40 | |
0.2Mpa Refractoriness Under Load T0.6 °C | ≥1600 | ≥1600 | ≥1600 | |
Permanent Linear Change On Reheating(%)1500°CX2h | +0.2 | +0.2 | +0.2 | |
Application | Bottom Area | Roof | Roof | |
