期刊文献+

复合引气剂对砂浆性能调控分析

Analysis of Composite Air-entraining Agent Regulation on Mortar Performance
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摘要 通过复合引气剂来调控砂浆的性能,研究调控组分c对掺入引气剂H的砂浆含气量、强度、流动度的影响规律,并利用图像分析法对硬化砂浆的孔结构进行分析。研究表明,c调控组分对掺入引气剂H的砂浆含气量没有明显影响;c调控组分可以有效改善砂浆性能,当H:c=3:25时,砂浆的性能达到最佳;在保持总体含气量不变的条件下,调控组分的含量增加有利于增加小孔(100μm^200μm)所占的百分比,减少大孔(800μm^1600μm)所占的百分比;小孔孔隙率的增加有利改善砂浆的孔结构,降低强度损失率,提高流动性。
出处 《粉煤灰综合利用》 CAS 2015年第1期6-10,共5页 Fly Ash Comprehensive Utilization
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