High Alumina Brick 42% Specification:
| Brand | FR42 |
| Al2O3(%) | ≥42 |
| Fe2o3(%) | ≤2.0 |
| Refractoriness | 1730 |
| refractoriness under load 0.2mpa(℃) | 1300 |
| Porosity(%) | 22 |
| Bulk density(g/cm3) | ≥2.1 |
| Cold crushing strength (mpa) | ≥25 |
| Linear Change [1500℃×2h]% |
+0.1 -0.4 |
Other TDS for high alumina bricks:
TDS 75% and 85% high alumina brick
