Complaint
Item | High alumina | Low creep | Mullite | Corundum |
Size(mm) | 40-80 | 40-80 | 40-80 | 40-80 |
AL2O3(%) | 65 | 70 | 75 | 95 |
Refractoriness under load(°C) | 1450 | 1460 | 1530 | 1650 |
Apparent Porosity(%) | 25 | 23 | 22 | 18 |
Bulk Density(g/cm3) | 2.3 | 2.4 | 2.5 | 3.1 |
Cold crushing strength(Mpa) | 13 | 14 | 32 | 36 |
Thermal shock resistance (1100°Cwater cooling) cycle ≥ | 15 | 10 | 20 | 7 |
Refractoriness(°C) | 1710 | 1750 | 1800 | 1800 |
Refractory ball application in chemical fertilizer plant of high and low temperature transformation furnace, reformer, hydrogenation, desulfurization tank and methanation furnace, dispersed liquid, and supporting, covering and protecting catalyst role, can also be used in heating furnace of iron and steel industry and the transformation of equipment, ordinary refractory ball suitable for sulfuric acid and fertilizer industries converter and transform furnace, high aluminum refractory ball is suitable for industries such as steel, urea, hot blast furnace, heating and transformation furnace and other equipment.
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