expansive admixture

基本解释

Besides, the optimized ratio for concrete using the ternary expansive waterproofing admixture has been determined.
确定了三元复合膨胀型砼用防水剂的最佳配比。
In this experiment, the short-term frost resistance of concrete mixed with expansive compound mineral admixture is studied.
研究了添加膨胀组分的复合矿物掺合料混凝土的短期抗冻性能。
Based on the insufficiency of existing expansive admixture in compensating shrinkage of the mass concrete, a double expansive resources admixture is introduced.
本文分析了现有膨胀剂在补偿大体积混凝土收缩方面的不足，介绍了一种双膨胀源膨胀剂。

膨胀剂
Because the two special mortar is a single system, they are mixed with water to be used. Finally the modified mechanism of fiber, redispersion emulsoid powder, water-retentive admixture and expansive admixture have been analyzed.
最后,该文还分析了纤维、可再分散乳胶粉、保水剂、膨胀剂这四种重要组分对砂浆的改性机理。