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| ◎ 产品展示 |
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| 碳素焙烧炉用一般耐火砖 |
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项目 指标 | N-1 |
N-2a |
LZ-75 |
LZ-65 |
LZ-55 |
AL2O3 , % |
≥42 |
≥42 |
≥75 |
≥65 |
≥55 |
耐火度,℃ |
≥1750 |
≥1730 |
≥1790 |
≥1790 |
≥1770 |
显气孔率, % |
≤22 |
≤24 |
≤23 |
≤23 |
≤22 |
常温耐压强度, Mpa |
≥30 |
≥25 |
≥53.9 |
≥49 |
≥44.1 |
0.02MPa荷重软化开始温度,℃ |
≥1400 |
≥1350 |
≥1520 |
≥1500 |
≥1470 |
重烧线变化率,% |
1400℃×2h
+0.1~-0.4 |
1400℃×2h
+0.1~-0.5 |
1500℃×2h
+0.1~-0.4 |
1500℃×2h
+0.1~-0.4 |
1500℃×2h
+0.1~-0.4 |
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