High Alumina Brick(High Alumina series of Products)

High-Alumina High-Alumina High-Alumina High-Alumina High-Alumina Corundum-mullite High-Alumin bricks High-Alumin bricks High-Alumina bricks     The high-alumina products feature excellent thermal shock resistance,high temperature of refractoriness under load,marvelous spalling resisting property. they are used in electrical arch furnace,cement kiln,steel ladle, blast furnace, hot stove and other industry furnaces.

High Alumina Bricks Low Greep High-Alumina Bricks Thermal Shock Resistance High-Alumina Bricks   Item Properties Al2O3% ≥ Fe2O3% ≥ Zr2O% ≥ Refractory °C ≥ Apparent Porosity% ≥ Bulk density g/cm3 ≥ Cold crushing strength Mpa ≥ Refractoriiness under load 0.2MPa °C≥ Permanent linear change% Thermal shock Resistance(water cycle) 1100°C≥ HIGH-ALUMINA BRICK FOR ELECTRICAL ARCH FURNACE OR-80 80 1790 19 78.5 1530 0-0.3 OR-75 75 1790 19 68.6 1530 0-0.4 HIGH-ALUMINA BRICK FOR BLAST FURNACE OR-65 65 2.0 1790 19 58.8 1500 0-0.2 OR-55 55 2.0 19 49.0 1480 0-0.2 OR-48 48 2.0 18 49.0 1450 (1450°C×2h))0-0.2 THERMAL SHOCK RESISTANCE HIGH-ALUMINA BRICKS ORLZ-75 75 5-7 23 2.6 50 1500 20 ORLZ-70 70 5-7 25 2.55 45 1470 20 LOW GREEP HIGH-ALUMINA BRICKS ORDRLZ-80 85 20 60 (1550°C)0.8 ORDRLZ-75 75 20 55 (1550°C)0.8 ORDRLZ-65A 65 19 50 (1450°C)1.0 ORDRLZ-65B 65 22 45 (1400°C)0.8 ORDRLZ-60 60 22 40 (1300°C)0.8 ORDRLZ-50 50 22 40 (1250°C)0.7 SI-MULLITE BRICKS ORZM-1650 60 1790 20 2.55 90 1600 10cm3 2.5 ORZM-1680 65 1800 19 2.60 85 1650 12cm3 2.3

PHOSPHATE BONDED HIGH-ALUMINA BRICKS