Mullite refractory brick
Minimum Order: 0
Quality/Safety Certification: 0.00
Al2O3 concent more than 88%
high refractoriness under load
compact structure
low porosity and high resistance to corrosion.
Mullite refractory brick is composed of high quality mullite and high purity fused corundum as raw materials with addition of specified binder by shaping at high pressure and sintering at high temperature. With features of high refractoriness under load, compact structure, low porosity and high resistance to corrosion.
Index Item | GM-1 | GM-2 |
Al2O3,% | ≥88 | ≥85 |
Fe2O3,% | ≤1.0 | ≤1.2 |
Refractoriness,oC | ≥1790 | ≥1790 |
BD, g/cm3 | ≥3.0 | ≥2.9 |
AP, % | ≤16 | ≤18 |
CCS, MPa | ≥120 | ≥80 |
CMOR, MPa | ≥20 | / |
0.2MPa RUL, | ≥1700 | ≥1620 |
PLC(1500×3h),% | 0+0.1 | / |
