|
| |
镁质砖Magnesia
Bricks
 |
Corrosion resistance against basic
melt or gas |
Common application:
|
permanent lining for steel furnaces
and refining vessels
|
|
heat regenerator checker bricks for
glass fusion and steel furnaces
|
 |
BM-89 |
BM-91 |
BM-95 |
BM-96 |
BM-97 |
BM-98 |
|
MgO % min |
91 |
89 |
95 |
96 |
97 |
98 |
|
CaO % min |
2.5 |
2.5 |
2.0 |
1.7 |
1.4 |
1.2 |
|
SiO2 % min |
|
|
2.5 |
2.0 |
1.5 |
1.0 |
|
0.2 MPa荷重软化温度softening
temperature under load 0.2 MPa, ≥ °C |
1540 |
1550 |
1650 |
1600 |
1680 |
1799 |
|
显气孔率Apparent
porosity, ≤ % |
19 |
18 |
16 |
16 |
16 |
16 |
|
常温耐压强度Cold
crushing strength, MPa |
55 |
55 |
60 |
60 |
60 |
60 |
|
