聚丙烯纤维对砌筑砂浆性能的影响研究

Hunan Communication Science and Technology(2015)

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Abstract
砌筑砂浆中添加高聚物纤维后可显著改善各项使用性能。通过在砂浆中掺入不同剂量的聚丙烯纤维,进行稠度、抗压强度、抗折强度、干缩量等性能试验,试验结果与素砂浆对比分析表明:聚丙烯纤维能有效提升砂浆的稠度、提高砂浆的抗折强度、减少砂浆的干缩量,但砂浆抗压强度随聚丙烯纤维掺量的增加呈先降后升的趋势,当聚丙烯纤维掺量达到一定剂量后砂浆抗压强度超过素砂浆。
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