 |
电极孔砖Brick
for the hole of electrode |
电炉盖砖Brick
for electric furnace roof |
|
Al2O3 % min |
83 |
80 |
|
TiO2 % max |
2.9 |
3.2 |
|
Fe2O3 % max |
1.5 |
1.6 |
|
显气孔率Apparent
porosity, ≤ % |
22 |
23 |
|
常温耐压强度Cold
crushing strength, MPa |
60 |
50 |
|
0.2 MPa荷重软化温度softening
temperature under load 0.2 MPa, ≥ °C |
1530 |
1500 |
|
热震稳定性（950°C，水冷），次Thermal
shock resistance, # cycles at 950°C-water cool |
20 |
20 |
