Coal bottom ash as sand replacement in concrete: A review

Khairunisa Muthusamy,Mohamad Hafizuddin Rasid,Gul Ahmed Jokhio,Ahmed Mokhtar Albshir Budiea,Mohd Warid Hussin,Jahangir Mirza

Construction and Building Materials（2020）

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摘要

•Reviewed +100 research papers related to coal bottom ash and environment issues.•Discussed the influence of CBA on mechanical properties of concrete.•Reduction in workability and strength for concrete containing CBA.•Finer CBA enhanced concrete strength by voids filling and pozzolanic effect.•Using CBA in concrete saves natural river sand and ensure cleaner environment.

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关键词

Coal bottom ash,Sand replacement,Sustainable concrete,Mechanical properties,Durability

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