Sialon-corundum Bricks
Specifications
With excellent qualities include hot strength,hot bulk stability,oxidation resistance,and molten iron corrosion resistanceSialon bonded corundum bricks are new refractories for ceramic cups.
Item |
SL-GY-80 |
|
Standard |
Typical |
|
Al2O3 % |
≥80 |
83 |
Sialon% |
≥15.0 |
15.75 |
Apparent porosity % |
≤15.0 |
14.0 |
Bulk density g/cm3 |
≥3.10 |
3.15 |
Cold crushing strength MPa |
≥130 |
150 |
MOR,MPa |
≥25 |
27 |
Hmor,(1400°C×0.5h) |
≥20 |
23 |
Linear Change after reheating (1500°C×2h) |
0~+0.8 |
0.4 |
0.2MPa refractoriness under load, °C |
≥1650 |
1700 |
Thermal conduction coefficient,(940°C)W/m.k |
≥3.5 |
/ |
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