Mgo Carbon Ladle Refractory Fire Bricks Magnesite Chrome Shapes
Product Description
FS refractory brick | |||||||
Type | Al2O3(%) | Fe2O3(%) | refractoriness(°C) | 0.2MPa Initial softening temperature under load(°C) | cold crushing strength(MPa) | apparent porosity(%) | |
blast furnace | FS-65 | ≥65 | ≤2.0 | ≥1790 | 1550 | ≥59 | ≤19 |
FS-55 | ≥55 | ≤2.0 | ≥1770 | 1480 | ≥49 | ≤19 | |
FS-48 | ≥65 | ≤2.0 | ≥1750 | 1450 | ≥49 | ≤18 | |
hot blast heater | FS-65 | ≥65 | ≥1790 | ≥1500 | ≥49 | ≤24 | |
FS-55 | ≥55 | ≥1770 | ≥1470 | ≥45 | ≤24 | ||
FS-48 | ≥48 | ≥1750 | ≥1420 | ≥40 | ≤24 | ||
electric furnace top | FS-80 | ≥80 | ≥1790 | ≥1550 | ≥80 | ≤19 | |
FS-75 | ≥75 | ≥1790 | ≥1530 | ≥70 | ≤19 | ||
FS-65 | ≥80 | ≥1790 | ≥1520 | ≥60 | ≤19 |