|
| |
烧结锆英石砖 Sintered Zirconia-Mullite
Bricks
烧结锆钢玉砖 Sintered Zirconia-Corundum
Bricks
 | corrosion resistance against acids and alkalis |
| high refractoriness and loading temperature |
| thermal shock resistance |
| wear and erosion resistance |
| volume stability |
Common applications:
| vessel lining for molten metal with high melting point |
| furnace parts or lining exposed to wear and erosion |
|
牌号
Brand
牌号
Brand
 |
BZ-31 |
BZ-8 |
| |
sintered zirconia-corundum |
sintered zirconia-mullite |
|
ZrO2 % min |
31 |
8 |
|
Al2O3 %
min |
45 |
60 |
|
Fe2O3 %
max |
1.5 |
1.5 |
|
耐火度Refractoriness, °C |
1770 |
1770 |
|
0.20 MPa荷重软化温度softening temperature under load 0.2 MPa, ≥°C |
1550 |
1600 |
|
显气孔率Apparent porosity ≤% |
22 |
19 |
|
常温耐压强度cold crushing strength, ≥MPa |
58.8 |
75 |
|
