It is a kind of refractory product with the percentage of Al2O3 of 48%, and is made of high bauxite chamotte for the construction of blast furnace.
1. High refractoriness under load.
2. Good thermal shock resistance.
3. Spalling resistance.
4. Corrosion resistance.
Metallurgical equipment: roof of EAF, blast furnace for iron making, hot blast stove; non-ferrous metallurgy, chemical industry, cement and other industries.
230x114x65mm. This product can be customized on color, size and shape, ect. Welcome to OEM and ODM.
Physical and chemical index:
High Alumina Brick for Blast Furnace
Item GL-65 GL-55 GL-48 Al2O3, %, ≥ 65 55 48 Fe2O3, %, ≤ 2 - - Refractoriness Under Load of 0.2MPa, ℃ , ≥ 1500 1480 1450 Linear Change after Reheating, % 1500 ℃ x2h 0-0.2 - - 1450 ℃ x2h - - 0-0.2 Apparent Porosity, %, ≤ 19 - - Cold Crushing Strength, MPa, ≥ 58.8 - 49