Refractory Bricks High Alumina Bricks Alumina Fire Bricks For Steel Melting Furnace And Kiln
Description of High Alumina Refractory Bricks High Alumina Fire Bricks For Steel Melting Furnace And Kiln
High alumina refractory brick is made of high-quality high-alumina bauxite clinker as the main raw material, mixed with additives such as bonded clay, and fired at high temperature after molding.
Key Features for High Alumina Bricks Alumina Fire brick For Industrial Kin And Furnaces
• Excellent corrosion resistance to neutral slag and metal penetration resistance at high liquid temperature.
• Improved thermal shock & corrosion resistance at high temperature
• High density, high mechanical strength and good volume stability at high temperature
Typical Applications of High Alumina Brick Al2O3 Alumina Refractory Brick
•Good for iron and steel marking operation at the area of working zone in ladle and EAF roof
•For reheating furnace such as anchor brick and burner block
•Transition and cooling zone of rotary cement kiln , lime shaft kiln etc
•Bottom and door foundry air furnace and side wall of aluminum refining melting furnace , etc
Product Specification of High Alumina Bricks Alumina Fire Bricks
| Item | Fire Clay Brick | High Alumina Bricks |
| SK-30 | SK-32 | SK-34 | SK-35 | SK-36 | SK-37 | SK-38 | SK-40 |
| Al2O3, % (≥)(%) | 30 | 38 | 45 | 55 | 65 | 70 | 75 | 80 |
| Fe2O3(≤)(%) | 2.5 | 2.5 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 |
| Refractoriness (SK) | 30 | 32 | 34 | 35 | 36 | 37 | 38 | 40 |
| Apparent Porosity (%) | 22-26 | 20-24 | 20-22 | 18-20 | 20-23 | 20-23 | 20-22 | 18-20 |
| Bulk Density (g/cm3) | 1.9-2.0 | 1.95-2.1 | 2.1-2.2 | 2.15-2.22 | 2.25-2.4 | 2.3-2.5 | 2.4-2.6 | 2.5-2.7 |
| Cold Crushing Strength, Mpa (≥) | 20 | 25 | 30 | 40 | 45 | 50 | 60 | 70
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Corrosion Resistance High Alumina Refractory Brick Alumina Fire Bricks For Steel Melting Furnace And Kiln Images
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