Loading Port:China Main Port
Payment Terms:TT OR LC
Min Order Qty:-
Supply Capability:-
Type:We can supply High Alumina Bricks, Fireclay Bricks, Low Porosity Fireclay Bricks, Mullite Bricks, Corundum Bricks, AZS Bricks, Magnesite Bricks, Zircon Bricks,insulating Bricks etc.
Advantage:Our High alumina brick has high cold crushing strength,high refractoriness under load, high thermal stability,good creep resistance and thermal shock resistance,It is alternative product for high aluminum bricks, used in the professional of the key parts of the furnaces.
Application: Andalusite bricks are mainly used in the cooling wall of blast furnace, chemical and ceramic industry, the door of coke oven, or as the lining and checker of hot blast furnaces.
Specification:
High alumina brick
Index Product | LZ-48 | LZ-55 | LZ-65 | LZ-70 | LZ-75 | LZ-80 | LZ-85 | |
Al2O3 % | ≥48 | ≥55 | ≥65 | ≥70 | ≥75 | ≥80 | ≥85 | |
Fe2O3 % | ≤2.5 | ≤2.5 | ≤2.0 | ≤2.0 | ≤2.0 | ≤2.0 | ≤1.8 | |
Refractoriness °C | 1760 | 1760 | 1770 | 1770 | 1770 | 1790 | 1790 | |
Apparent porosity % | ≤23 | ≤23 | ≤23 | ≤23 | ≤23 | ≤22 | ≤22 | |
Bulk density g/cm3 | 2.30 | 2.35 | 2.40 | 2.40 | 2.45 | 2.68 | 2.75 | |
Refractoriness under load 0.2MPa°C | 1420 | 1470 | 1500 | 1510 | 1520 | 1530 | 1550 | |
Cold crushing strength MPa | 45 | 45 | 50 | 60 | 60 | 70 | 70 | |
Permanent linear change % | 1500°C×2h | +0.1~-0.4 | +0.1~-0.4 | +0.1~-0.4 | +0.1~-0.4 | +0.1~-0.4 | +0.1~-0.4 | +0.1~-0.4 |
