High Alumina Bricks For Cement Industry

These kinds of bricks can be widely used in wet cement kilns with good economic profits also. The Phosphate-bonded High Alumina Brick is made from perfect bauxite grain with phosphoric acid solution or phosphate as bonders...

These kinds of bricks can be widely used in wet cement kilns with good economic profits also. The Phosphate-bonded High Alumina Brick is made from perfect bauxite grain with phosphoric acid solution or phosphate as bonders, heated under middle temperature. It features good resistance to wear and alkali corrosion.
1.PHOSPHATE BONDED HIGH ALUMINA BRICKS
2.PHOSPHATE BONDED KYANITE BRICKS
3. STEEL FIBER REINFORCED ANTI-SPALLING BRICKS

Features and advantages:

1.High strength.       2.High spalling resistance.   3.High abrasion resistance.   4.Resistance to corrosion of alkali.
5.Good thermal shock resistance.

Item
LZ-75 LZ-65 LZ-55 LZ-48
Al2O3 ,%≥ 75 65 55 48
Refractoriness, °C≤ 1790 1770 1750
0.2Mpa refractoriness under load, °C≤ 1520 1500 1470 1420
Reheating linear change, % 1500°C,2h 0.1
-0.4
1450°C,2h 0.1
-0.4
Apparent porosity, %≤ 23 22
Compress strength, MPa≥ 53.9 49 44.1 39.2