|  | 
|
项目 |
WB-9 |
WB-5 |
WBM-51n |
WBG-1a |
WBG-2b |
WBG-2d |
WB95CA |
WB90CA |
|
|
化学成分(%) |
Al2O3 |
80.2 |
85.2 |
|
87.5 |
83.5 |
82.4 |
96.8 |
93.2 |
|
|
Cr2O3 |
|
|
|
|
|
|
|
2.85 |
|
|
MgO |
|
|
79.2 |
|
|
|
|
|
|
|
C |
8 |
7.5 |
15.2 |
4.5 |
|
4.5 |
|
|
|
|
显气孔率 (%) |
油浸 |
1.5 |
1.6 |
|
0.9 |
|
0.8 |
|
|
|
|
不浸 |
9.2 |
10.1 |
3.5 |
|
15.4 |
|
|
|
|
|
|
常温耐压强度 (Mpa) |
室温 |
|
|
|
|
|
|
20 |
18 |
|
|
110℃×24h |
|
|
|
|
|
|
95 |
86 |
|
|
1550℃×2h |
|
|
|
|
|
|
150 |
145 |
|
|
抗折强度 |
室温 |
|
|
|
|
|
|
5 |
4.5 |
|
|
110℃×24h |
|
|
|
|
|
|
15 |
14 |
|
|
1550℃×2h |
|
|
|
|
|
|
35 |
35 |
|
|
体积密度(g/cm3) |
|
|
|
|
|
|
3.2 |
3.2 |
|
|
重烧线变化 (%) |
1550℃×2h |
|
|
|
|
|
|
-0.05 |
-0.05 |
| | | |
|
|
