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Experimental Study on Basic Mechanical Properties of Polyacrylonitrile Fiber Self Compacting Concrete
Author(s): 
Pages: 95-99
Year: Issue:  2
Journal: Journal of Liaoning Institute of Technology(Natural Science Edition)

Keyword:  聚丙烯腈纤维自密实混凝土抗压强度轴心抗压强度劈裂抗拉强度抗折强度;
Abstract: 通过试验研究在纤维长度、掺量和混杂比例不同的情况下,聚丙烯腈纤维对C30自密实混凝土基本力学性能的影响规律.试验结果表明,掺入聚丙烯腈纤维可显著提高自密实混凝土的抗压强度、劈裂抗拉强度、抗折强度,但对轴心抗压强度的改善幅度较小.同时发现纤维长度和掺入比例对自密实混凝土力学性能影响较大,存在最佳纤维掺量和最佳纤维长度.
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