• Title/Summary/Keyword: 조골재용적비

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An Experimental Study on the Fluidity Properties of High Flowing Concrete Affected by Size and Volume Ratio of Coarse Aggregate (조골재 크기 및 용적비에 의한 고유동콘크리트의 각종 유동특성에 관한 실험적 연구)

  • 최세진;김완영;김진만;김무한
    • Proceedings of the Korea Concrete Institute Conference
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    • 1998.10a
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    • pp.258-261
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    • 1998
  • Aggregate is cheaper than cement and confers considerable technical advantages on concrete, which has a higher volume stability and better durability than hydrated cement paste alone. and coarse aggregate is the largest particle size out of concrete and is much affect on the fruidity, compaction and non-segregation ability of high flowing concrete. As the compaction, fillingability and shrinkage of high flowing concrete, the volume ratio of coarse aggregate is prescribed by Japanese Architectural Standard Specificateon (JASS 5) : from 0.500 to 0.500㎥/㎥. It is the aim of this study to compare and analysis the fruidity, fillingability and non-segregation of high flosing concrete according to the volume ratio of coarse aggregate of concrete(G/Glim).

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