Underwater unseparated grout composition and underwater ungrouted grout

摘要

Problem to be solved: to provide an underwater unseparated grout composition and an underwater unbreakable grout with a long time of use, a high water inseparability, a high compressive strength and a high tensile strength at the time of hardening.Cement containing high strength Portland Landes cementBonding material consisting of gypsum and amorphous aluminosilicateWater reducing agentThickening agentIncluding fine aggregateHigh polish Portland Landes cementFor 100 parts by weight of cement42 parts or more;The content of the water reducing agent isFor 100 mass parts of the binder0.55 to 5 mass parts;The content of fine aggregate of less than100 parts by weight of fine aggregateIt is 13.5-25 mass parts.Submerged grout composition in water.No selection