CEMENT COMPOSITION FOR HIGHLY FLOWABLE CONCRETE AND HIGHLY FLOWABLE CONCRETE COMPOSITION

摘要

PROBLEM TO BE SOLVED: To provide a cement composition for highly flowable concrete.;SOLUTION: The cement composition for highly flowable concrete containing C₃S of 58 mass% or more, C₃A of 2 mass% or less and C₄AF of 11 mass% or more, having a hemihydration rate of gypsum of 70 mass% or more, having an n value in the Rosin-Rammler equation showing particle size distribution of smaller than 1.1 and having a residue on 45 μm sieve of 16-28 mass% is provided.;COPYRIGHT: (C)2008,JPO&INPIT