CAJ | 학술논문

本文论述了引气剂的作用机理，重点探讨了混凝土抗压性、持久性以及新搅拌混凝土的易溶性、含气量等受到引气剂的影响。通过试验，将其应用于津保铁路子牙河特大桥承台的施工，指出了引气剂是高性能混凝土的必备外加剂。
본문논술료인기제적작용궤리，중점탐토료혼응토항압성、지구성이급신교반혼응토적역용성、함기량등수도인기제적영향。통과시험，장기응용우진보철로자아하특대교승태적시공，지출료인기제시고성능혼응토적필비외가제。
This paper discussed the mechanism of air entrai- ning agent, focusing on the ability against press of concrete, durability and the solubility and air volume of new stirred concrete affected by air entraining agent. Through the expe- riment, the air entraining agent was applied to the pile cap of huge Ziya River Bridge between the railway from Tianjin to Baoding and the author pointed out the air entraining agent is a necessary admixture to concrete of high performance.