Phosphate bonded High Alumina wear resistant fire brick uses dense bauxite as aggregate, respectively with phosphoric acid adn phosphate as binder, molded by high pressure.
Phosphate bonded High Alumina wear resistant fire brick with features of:
Volume stability
High mechanical strength
Good thermal shock resistance
Good wear resistance
Excellent chemical resistance
Phosphate bonded High Alumina wear resistant fire brick is widely used in cement rotary kiln preheating belt, decomposition zone, cooling machine linning etc.
Phosphate bonded High Alumina brick |
Al2O3 (%,Min) |
CaO (%,Max) |
Fe2O3 (%,Max) |
Bulk density (g/cm3,Min) |
C.C.S (kg/cm2,Min) |
A.P (%,Max) |
R.U.L (℃, Min) |
Refractoriness (℃) |
High R.U.L phosphate brickTP-1 | 78 | / | 2 | 2.85 | 70 | 18 | 1500 | 1790 |
High RUL phosphate brickTP-2 | 80 | / | 2 | 2.90 | 80 | 18 | 1522 | 1790 |
Common phosphate brick P-75 | 75 | 0.6 | 2.1 | 2.65 | 60 | / | 1350 | 1770 |
Phosphate combined wear-resistant brick PA-77 | 77 | 0.6 | 2.1 | 2.70 | 64 | / | 1300 | 1770 |
Phosphate combined wear-resistant brick PA-80 | 80 | 0.6 | 2.0 | 2.80 | 80 | / | 1350 | 1790 |
Remark | ISO Certificated; Customized | |||||||
Application | Cement rotary kiln preheater zone, decomposition zone, cooler lining, small and medium sized and large scaled dry type kiln transition zone, cooler and other parts. |