Effect of mixes made of coal bottom ash and fly ash on the mechanical strength and porosity of Portland cement

New additions to the cement are needed to achieve a more sustainable and durable construction material. Within this context, bottom ashes can be used as a main constituent of Portland cements when it is mixed in an optimized proportion with fly ashes. The mechanical characteristics of standarize...

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Main Authors: C. Argiz, E. Menéndez, M. A. Sanjuán
Format: Article
Language:English
Published: Consejo Superior de Investigaciones Científicas 2013-03-01
Series:Materiales de Construccion
Subjects:
Online Access:http://materconstrucc.revistas.csic.es/index.php/materconstrucc/article/view/1275
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author C. Argiz
E. Menéndez
M. A. Sanjuán
author_facet C. Argiz
E. Menéndez
M. A. Sanjuán
author_sort C. Argiz
collection DOAJ
description New additions to the cement are needed to achieve a more sustainable and durable construction material. Within this context, bottom ashes can be used as a main constituent of Portland cements when it is mixed in an optimized proportion with fly ashes. The mechanical characteristics of standarized mortars made of mixes of pulverized coal combustion bottom and fly ashes are studied. The mortars were made of ordinary Portland cement (CEM I 42.5 N) and mixes of bottom ashes with fly ashes in similar proportions to those of CEM II/A-V, CEM II/B-V and CEM IV/A (V). Summing up, it can be said that the utilization of bottom ashes mixed with fly ashes in replacement levels from 0% to 100% do not affect significantively on the mechanical caracteristics of the mortars considered in the present study which had an addition maximum content of 35%.
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spelling doaj.art-64792d302fc844e1b8ebdadd3e8974db2022-12-21T22:44:34ZengConsejo Superior de Investigaciones CientíficasMateriales de Construccion0465-27461988-32262013-03-0163309496410.3989/mc.2013.039111224Effect of mixes made of coal bottom ash and fly ash on the mechanical strength and porosity of Portland cementC. Argiz0E. Menéndez1M. A. Sanjuán2Instituto de Ciencias de la Construcción Eduardo Torroja (IETcc-CSIC) - Universidad Politécnica de MadridInstituto de Ciencias de la Construcción Eduardo Torroja (IETcc-CSIC)Instituto Español del Cemento y sus Aplicaciones (IECA)New additions to the cement are needed to achieve a more sustainable and durable construction material. Within this context, bottom ashes can be used as a main constituent of Portland cements when it is mixed in an optimized proportion with fly ashes. The mechanical characteristics of standarized mortars made of mixes of pulverized coal combustion bottom and fly ashes are studied. The mortars were made of ordinary Portland cement (CEM I 42.5 N) and mixes of bottom ashes with fly ashes in similar proportions to those of CEM II/A-V, CEM II/B-V and CEM IV/A (V). Summing up, it can be said that the utilization of bottom ashes mixed with fly ashes in replacement levels from 0% to 100% do not affect significantively on the mechanical caracteristics of the mortars considered in the present study which had an addition maximum content of 35%.http://materconstrucc.revistas.csic.es/index.php/materconstrucc/article/view/1275bottom ashfly ashportland cement constituentsadditionscompressive strength
spellingShingle C. Argiz
E. Menéndez
M. A. Sanjuán
Effect of mixes made of coal bottom ash and fly ash on the mechanical strength and porosity of Portland cement
Materiales de Construccion
bottom ash
fly ash
portland cement constituents
additions
compressive strength
title Effect of mixes made of coal bottom ash and fly ash on the mechanical strength and porosity of Portland cement
title_full Effect of mixes made of coal bottom ash and fly ash on the mechanical strength and porosity of Portland cement
title_fullStr Effect of mixes made of coal bottom ash and fly ash on the mechanical strength and porosity of Portland cement
title_full_unstemmed Effect of mixes made of coal bottom ash and fly ash on the mechanical strength and porosity of Portland cement
title_short Effect of mixes made of coal bottom ash and fly ash on the mechanical strength and porosity of Portland cement
title_sort effect of mixes made of coal bottom ash and fly ash on the mechanical strength and porosity of portland cement
topic bottom ash
fly ash
portland cement constituents
additions
compressive strength
url http://materconstrucc.revistas.csic.es/index.php/materconstrucc/article/view/1275
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AT emenendez effectofmixesmadeofcoalbottomashandflyashonthemechanicalstrengthandporosityofportlandcement
AT masanjuan effectofmixesmadeofcoalbottomashandflyashonthemechanicalstrengthandporosityofportlandcement