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Making highly flowable concrete that resists segregation requires a delicate balance between careful mix design, proper admixture selection and dosage.

This combination prevents aggregate separation and cement cream bleeding.Achieving a concrete mixture that is both extremely workable and also resists segregation is challenging and requires a systematic approach that encompasses ingredient selection, mix design and testing.Before getting into what makes Self-consolidating concrete, let’s first look at ordinary concrete for comparison.Typical water-to-cement ratios are often below 0.4.This makes these mixes dense and very strong, with compressive strengths commonly greater than 6,000 psi.

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