| 粉煤灰和矿粉在大体积混凝土中的应用 |
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| 引用本文： | 刘桂强,胡帅. 粉煤灰和矿粉在大体积混凝土中的应用[J]. 商品混凝土, 2011, 0(9) |
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| 作者姓名： | 刘桂强 胡帅 |
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| 作者单位： | 临沂天元混凝土有限公司; |
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| 摘 要： | 大体积混凝土易出现温度裂缝,利用粉煤灰和矿粉双掺技术的配合比设计控制裂缝的出现。临沂市商业银行营业服务大楼工程基础筏板采用60d强度粉煤灰、矿粉双掺的配合比。结果表明,双掺配比中筏板内部水化热温度低,无裂缝出现,并且降低成本。
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| 关 键 词： | 大体积混凝土 温度裂缝 双掺技术 粉煤灰 矿粉 |
Application fly ash and slag on large volume concrete |
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| Liu Guiqiang,Hu Shuai. Application fly ash and slag on large volume concrete[J]. Ready-mixed Concrete, 2011, 0(9) |
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| Authors: | Liu Guiqiang Hu Shuai |
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| Affiliation: | Liu Guiqiang,Hu Shuai(Linyi Tianyuan Concrete CO.LTD,Shandong Linyi 276000) |
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| Abstract: | Large volume concrete temperature cracks occur,by using fly ash and slag mix proportion design of double crack control technology.Linyi city commercial bank business service building engineering foundation intensity by 60 days raft of fly ash,slag double mixing ratio.Results show that the double mixing ratio of the raft internal hydration heat low temperature,no cracks,and reduce the cost. |
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| Keywords: | large volume temperature crack double mixing technology fly ash slag |
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