94% Al2O3 High alumina fire brick Chrome Corundum refractory brick for
Industrial furnaces
Chrome corundum Refractory brick is made of alumina and chromium oxide according to a certain ratio,molded by high pressure. The use of superior refractory production process made of refractory bricks can improve the inherent quality of products and high temperature performance.
Chrome corundum Refractory brick features:
High refractoriness,
High strength
Good wear resistance
Good thermal shock stability
Strong anti-erosion characteristics.
Chrome corundum Refractory bricks have achieved good results in metallurgy, glass, steel, carbon black, petrochemical industry.
Item | Index | |
1 | Al2O3/% | ≥94 |
2 | Fe2O3/% | ≤0.5 |
3 | SiO2/% | ≤1 |
4 | Cr2O3/% | ≤1 |
5 | TiO2/% | ≤1 |
6 | Cold crushing strength/MPa | ≥40 |
7 | Apparent porosity | ≤25 |
8 | Bulk density/g·cm-3 | ≥2.90 |
9 | Refractoriness under load/℃ | ≥1700 |
10 | Reheat linear change(1600℃,3h)% | ≤0.5 |