| 薄层快速修补混凝土的性能研究 |
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| 引用本文： | 代晓妮,尹健,李益进. 薄层快速修补混凝土的性能研究[J]. 混凝土, 2008, 0(12) |
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| 作者姓名： | 代晓妮 尹健 李益进 |
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| 作者单位： | 中南大学,土木建筑学院,湖南,长沙,410075;中南大学,土木建筑学院,湖南,长沙,410075;中南大学,土木建筑学院,湖南,长沙,410075 |
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| 摘 要： | 通过掺入复合功能掺合料配制出了坍落度达到200mm、4 h抗折强度大于3.15MPa、抗压强度大于12MPa的高早强大流动度薄层快速修补细石混凝土.而且具有黏结强度高、抗裂性能优良、耐久性好等特性.适用于混凝土路面养护、桥梁的快速修补及抢修、抢建、加固工程.
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| 关 键 词： | 大流动度 薄层快速修补 复合功能掺合料 |
Study on lamella rapid-repair concrete properties |
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| DAI Xiao-ni,YIN Jian,LI Yi-jin. Study on lamella rapid-repair concrete properties[J]. Concrete, 2008, 0(12) |
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| Authors: | DAI Xiao-ni YIN Jian LI Yi-jin |
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| Affiliation: | College of Civil Engineering and Architecture;Central South University;Changsha 410075;China |
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| Abstract: | The high-fluidity and super high-early strength lamella rapid-repair fine stone concrete prepared with the composite functional admixture SPF shows the compressive strength and the flexural strength is higher than 12 MPa and 3.15 MPa,respectively at 4 h,makes opening to traffic as early as 4 h after pavement mending.Besides,the concrete with 200 mm slump,high bond strength,good crack resistance ability and high durability.This material is applicable in maintenance of concrete pavement and rapid repair and r... |
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| Keywords: | high-fluidity lamella rapid-repair composite functional admixture |
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