Mullite Castable
1. Low Thermal Expansion;
2. Environmentally Friendly;
3. Short Bake Time, No cracking;
4. Good Wear Resistance;
Technical Data
| Item/Grade | KRMJ-55 | KRMJ-60 | KRMJ-65 | KRMJ-70 |
|---|---|---|---|---|
| ω (Al2O3) ≥/% | 55 | 60 | 65 | 70 |
| Bulk Density ≥/ (g/cm³) | 2.3 | 2.4 | 2.5 | 2.6 |
| Flexural Strength ≥/MPa | 7 | 7 | 8 | 9 |
| Compressive Strength ≥/MPa | 40 | 50 | 60 | 70 |
| Permanent Linear Change ≤/% | ±0.5 | ±0.5 | ±0.5 | ±0.5 |
Applications of Mullite Castable
Used for furnace doors, fire holes, linings, etc. of industrial heating furnaces, pyrolysis furnaces, decompression furnaces, boilers, cylinders and pipe insulation layers.