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Introduction of High Quality 90% High Alumina HighTemperature Fire Brick Refractory Ball For Furnace
High Alumina Refractory Ball Features
1. high temperature resistant performance, the highest heat
resistant ceramic ball temperature can reach 1900 degrees;
2. high mechanical strength, long use cycle;
3. good chemical stability, no chemical reaction with the material;
4. good thermal stability, high strength;
High Alumina Refractory Ball Applications
High alumina 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.
Technique Data of High Alumina Refractory Ball
| 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 | 15 | 10 | 20 | 7 |
| (1100°Cwater cooling) cycle ≥ | ||||
| Refractoriness(°C) | 1710 | 1750 | 1800 | 1800 |
