【摘要】 在设计基础砂浆配合比的基础上,通过调节A、B、C3种外加剂的用量,大大改善了砂浆的性能,从而研究出一种适用于普通砂浆的复合砂浆外加剂。此种外加剂可以大大改善砂浆的操作性、保水性,并能大大提高砂浆强度。更多还原

【Abstract】 In this paper, a basic mortar mix was designed at first. Then the effect of three kind of organic additives (A, B,C) was studied and a kind of mixed mortar additive was made out. It was found that this kind of mixed additive can greatly enhance the performance and application properties, water protection property and break strength of the basic mortar.更多还原