Mullite-Sic Bricks for Coke Dry Quenching
Specifications
With high quality silicon-carbon characterizing low-impurity,high strength resistance,good thermal shock and abrasion resistanceMullite-Sic bricks for coke dry quenching
1.refractory material
2.refractory brick
Item |
Mullite-Sic bricks |
|
QAT-30 |
QBT-40 |
|
Al2O3,% ≥ |
35 |
30 |
SIC,% ≥ |
30 |
40 |
Fe2O3,% ≤ |
1.0 |
1.2 |
Refractoriness, °C ≥ |
1790 |
1790 |
Apparent porosity ≤ |
21 |
21 |
Bulk density,g/cm3 ≥ |
2.50 |
2.50 |
Cold crush strength,MPa ≥ |
85 |
85 |
Linear change after reheating(1350°C×3h),% |
+0.1~0.5 |
+0.1~0.5 |
Thermal shock resistance(1100°C water cooling, times) ≥ |
40 |
50 |
0.2MPa refractories under load T2 (°C) |
1600 |
1600 |
Application area |
Corbel |
Charged coke |
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