Desricption of Mullite Bricks:
Mullite brick has excellent high temperature performance, high strength, high load softening temperature, excellent thermal shock stability, good chemical stability, good resistance to erosion of acid and low alkaline slag.
Technique Data of Mullite Bricks:
Item | Specification | |||
SM65 | SM70 | SM75 | SM80 | |
Al2O3 % | ≥64 | ≥68 | ≥74 | ≥78 |
Fe2O3 % | ≤1.2 | ≤1.2 | ≤0.8 | ≤0.6 |
Apparent Porosity % | ≤18 | ≤18 | ≤18 | ≤17 |
Bulk Density g/cm3 | ≥2.45 | ≥2.50 | ≥2.60 | ≥2.75 |
CCS MPa | ≥55 | ≥60 | ≥65 | ≥70 |
0.2MPa RUL,℃ | ≥1560 | ≥1580 | ≥1650 | ≥1700 |
PLC % 1500℃×2h | -0.4~+0.1 | -0.3~+0.1 | -0.2~+0.1 | |
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