直接结合镁铬砖
直接结合镁铬砖是选用高纯镁砂和进口铬精矿为主材料,通过添加少量添加物,经过高压、高温而制得的产品,该产品具有良好的耐高温和抗剥落性能,适合在高温和温度波动大的位置使用。
牌号Brands 项目Ltems |
CHZMGe |
CHZMGe |
CHZMGe |
CHZMGe |
CHZMGe |
CHZMGe |
||||||
20A |
20B |
18A |
18B |
16A |
16B |
14A |
14B |
12A |
12B |
8A |
8B |
|
Mgo% ≥ |
45 |
40 |
50 |
45 |
52 |
47 |
60 |
55 |
65 |
60 |
65 |
60 |
Cr2O3% ≥ |
30 |
30 |
26 |
26 |
24 |
24 |
20 |
20 |
16 |
16 |
16 |
16 |
Fe2O3% |
8-15 |
8-15 |
7-15 |
7-13 |
6-13 |
6-13 |
5-13 |
5-13 |
5-12 |
5-12 |
5-12 |
5-12 |
SiO2% ≤ |
1.5 |
2.5 |
1.5 |
2.5 |
1.5 |
2.5 |
1.5 |
2.5 |
1.5 |
2.5 |
1.5 |
2.5 |
显气孔率A.P% ≤ Apparent porosity |
15 |
16 |
15 |
16 |
15 |
16 |
15 |
16 |
15 |
16 |
15 |
16 |
体积密度BD g/cm3 ≥ Bulk density |
3.38 |
3.38 |
3.33 |
3.33 |
3.30 |
3.30 |
3.25 |
3.25 |
3.20 |
3.20 |
3.20 |
3.20 |
耐压强度CCS MPa ≥ Compressive strength |
50 |
50 |
50 |
50 |
50 |
50 |
50 |
50 |
50 |
50 |
50 |
50 |
0.2MPa荷重软化温度R.U.L℃T0.6 ≥ 0.2MPa load softening temperature |
1700 |
1700 |
1700 |
1700 |
1700 |
1700 |
1700 |
1700 |
1700 |
1700 |
1700 |
1700 |