Description
| Item | THA-1 | THA-2 | THA-3 | THN-1 | THN-2 | |
|---|---|---|---|---|---|---|
| Material | Alumina based | Andalusite based | Mullite based | Clay based | Light weight | |
| Al2O3 | % | ≥75 | ≥65 | ≥70 | ≥40 | ≥30 |
| Refractoriness | ℃ | ≥1790 | ≥1810 | ≥1810 | ≥1750 | ≥1610 |
| Modulus of rupture, MPa | 110℃×24h | ≥19.6 | ≥19.6 | ≥19.6 | ≥1.98 | ≥19.6 |
| after firing | 1400℃×3h 5.88-7.84 | 1400℃×3h 4.9-6.86 | 1500℃×3h 6.86-10.0 | 1200℃×3h 2.49-4.9 | 1400℃×3h ≥0.98 |
|
| Granularity | <0.076mm | ≥50 | ≥50 | ≥50 | ≥50 | ≥60 |
| >0.5mm | ≤1 | ≤1 | ≤1 | ≤1 | ≤3 |
