High acid resistance
Low water absorption
High pressure resistance
Reliable structure and chemical stability
Long service life, more than 3 years warranty
High Working temperature: 1650-1720C
Physical Property
| Capacity
Kg/m3 |
Water
absorption % |
Pressure
Kg/cm2 |
Bend
Resistance Strength Kg/cm2 |
Hardness
(Mohs) |
Pore
% |
Thermal
stability °C |
Heat
conduction coefficient Kcal/mh°C |
| 2.2-2.4 | <1 | 1400-2000 | 600-1000 | 8 | <1 | 15-400 | -0.55 |
Chemical composition (%)
| SiO2 | Al2O3 | K2O | Na2O | CaO | MgO | Fe2O3 | Losing by Burning | Anti-acid | Anti-alkali |
| 69.8 | 22.5 | 2.7 | 0.95 | 0.82 | 0.82 | 0.49 | 0.54 | 99.8 | 98 |
Common size
| Name | Size | Name | Size |
| Standard brick | 230x113x65 | Acid resistant board | 110x110x15 |
| Rectangle brick | 230x65x65 | Acid resistant board | 150x150x15-30 |
| Transverse wedge brick | 230x113x55/65 | Acid resistant board | 150x70x15-30 |
| Transverse wedge brick | 230x113x25/65 | Acid resistant board | 100x100x10 |
| Erect wedge brick | 230x113x55/65 | Acid resistant board | 80x80x10 |
| Erect wedge brick | 230x113x25/65 | Acid resistant board | 50x50x10 |
