镁砖
|
项目 |
镁砖 |
中档镁砖 |
高纯镁砖 |
电熔镁砖 | |||
|
MZ-89 |
MZ-91 |
MZ-95 |
MZ-96 |
MZ-97 |
MZ-98 |
DMZ-98 | |
|
MgO (%) ≥ |
89 |
91 |
94.5 |
95.5 |
96.5 |
97.5 |
97 |
|
CaO (%) ≤ |
3 |
3 |
2.5 |
2 |
2 |
1.5 |
1.5 |
|
显气孔率 (%)≤ |
20 |
18 |
18 |
18 |
18 |
18 |
18 |
|
常温耐压强度(MPa)≥ |
49 |
58.8 |
60 |
60 |
60 |
60 |
40 |
|
0.2Mpa荷重软化开始点 (℃) ≥ |
1540 |
1550 |
1620 |
1650 |
1680 |
1700 |
1700 |
无
无
