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Strength and drying shrinkage properties of self-compacting concretes incorporating multi-system blended mineral admixtures
AbstractDrying shrinkage can be a major reason for the deterioration of concrete structures. The contraction of the material is normally hindered by either internal or external restraints so that tensile stresses are induced. These stresses may exceed the tensile strength and cause concrete to crack. The present study investigated compressive strength and particularly drying shrinkage properties of self-compacting concretes containing binary, ternary, and quaternary blends of Portland cement, fly ash (FA), ground granulated blast furnace slag (GGBFS), silica fume (SF), and metakaolin (MK). For this purpose, a total of 65 self-compacting concrete (SCC) mixtures were prepared at two different water to binder ratios. It was observed that drying shrinkage lessened with the use of FA, GGBFS, and MK while incorporation of SF increased the drying shrinkage.
Strength and drying shrinkage properties of self-compacting concretes incorporating multi-system blended mineral admixtures
AbstractDrying shrinkage can be a major reason for the deterioration of concrete structures. The contraction of the material is normally hindered by either internal or external restraints so that tensile stresses are induced. These stresses may exceed the tensile strength and cause concrete to crack. The present study investigated compressive strength and particularly drying shrinkage properties of self-compacting concretes containing binary, ternary, and quaternary blends of Portland cement, fly ash (FA), ground granulated blast furnace slag (GGBFS), silica fume (SF), and metakaolin (MK). For this purpose, a total of 65 self-compacting concrete (SCC) mixtures were prepared at two different water to binder ratios. It was observed that drying shrinkage lessened with the use of FA, GGBFS, and MK while incorporation of SF increased the drying shrinkage.
Strength and drying shrinkage properties of self-compacting concretes incorporating multi-system blended mineral admixtures
Güneyisi, Erhan (Autor:in) / Gesoğlu, Mehmet (Autor:in) / Özbay, Erdoğan (Autor:in)
Construction and Building Materials ; 24 ; 1878-1887
01.04.2010
10 pages
Aufsatz (Zeitschrift)
Elektronische Ressource
Englisch
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