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Fast hard grout composition and rapid hard grout
Fast hard grout composition and rapid hard grout
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机译：快速硬灌浆组成和快速灌浆
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摘要
Problem to be solved: to provide a fast rigid grout composition and a rapid rigid grout material which ensure good liquidity and workability and excellent in high-speed hardness and strength.Solution: a binder consisting of cement, calcium aluminates and gypsum, and a water reducing agent are contained, and the surface specific surface area of the gypsum is 5000 to 17000 cm2 / g, and the water reducing agent is at least Rapid rigid grout composition comprising polycarboxylic acid reducing agent and naphthalenesulfonic acid reducing agent.No selection
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