| 高铝质耐火制品系列 |
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项 目
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电炉顶砖
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盛钢桶衬砖
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牌 号
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DL-80
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DL-75
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DL-65
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CL-55
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CL-65
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CL-75
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Al2O3 (%) ≥
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80
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75
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65
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55
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65
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75
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耐火度 ℃ ≥
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1790
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1770
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1790
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荷重软化开始温度 T1 ℃ ≥
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1550
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1530
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1520
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1470
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1490
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1510
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重烧线变化(%)
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After 2h at 1550℃
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0-0.3
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0-0.4
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-
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-
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-
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After 2h at 1550℃
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-
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0-0.4
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-
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+0.1-0.5
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After 2h at 1450℃
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-
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-
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+0.1-0.4
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-
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显气孔率(%) ≤
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19
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22
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22
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28
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28
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常温耐压强度 MPa ≥
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78.5
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68.6
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58.8
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34.3
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39.2
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39.2
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项 目
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通用高铝砖
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高炉高铝砖
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牌 号
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TZ-75
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TZ-65
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TZ-55
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GL-65
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GL-55
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Al2O3 (%)
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≥75
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≥65
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≥55
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≥65
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≥55
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Fe2O3 (%)
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≤2.0
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耐火度 ℃
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≥1790
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≥1770
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≥1790
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≥1770
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荷重软化开始温度(0.20MPa),T1 ℃
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≥1520
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≥1500
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≥1470
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≥1500
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≥1480
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重烧线变化(%)
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After 2h at 1550℃
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+0.1-0.4
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0-0.2
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After 2h at 1450℃
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-
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-
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显气孔率(%)
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≤23
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≤22
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≤19
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常温耐压强度 MPa
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≥53.9
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≥49.0
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≥44.1
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≥58.8
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地址:中国河南省登封市冶镇塔庙
邮编:452473
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电话:(0086)0371-2946278
传真:(0086)0371-2946015
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