Low porosity mullite bricks
Category:
Heavy refractory brick
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Details Introduction
Low porosity mullite bricks are made from electric fused mullite as the main raw material, with the required amount of additives processed through a maturation process.
This product has a low porosity rate, excellent erosion resistance, and a high load softening temperature, widely used in the glass, non-ferrous, and metallurgy industries.
| Project |
Low porosity mullite bricks |
|||
| Grade |
MD-10 |
MD-13 |
MD-15 |
MD-17 |
| Al2O3/% |
≥45 |
≥48 |
≥50 |
≥52 |
| Fe2O3/% |
≤1.3 |
≤1.3 |
≤1.5 |
≤1.5 |
| Bulk density g/cm3 |
≥2.35 |
≥2.3 |
≥2.25 |
≥2.2 |
| Compressive strength/MPa |
≥75 |
≥70 |
≥65 |
≥60 |
| Visible porosity rate% |
≤10 |
≤13 |
≤15 |
≤17 |
| Load softening temperature℃ |
≥1480 |
≥1480 |
≥1450 |
≥1450 |
Key words:
Low porosity mullite bricks
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