Effects of Particle Size and Replacement Ratio of Ceramsite on Permeability Characteristics of Lightweight Concrete via Pore Structure and Fractal Approach.

(6) Among the tested mixtures, appropriate ceramsite replacement showed a favorable trend in permeability grade and residual strength.

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With increasing ceramsite content, both porosity and the associated total pore volume and total pore area exhibit an overall upward tendency, whereas the average pore size shows a decreasing trend.

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