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Data · dataset · 2018

Evaluation of coal fly ash in cementitious matrices

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Description

Abstract

The addition of ash, initially classified as waste in cement matrices, is essential to achieve the requirements of National Policy of Solid Waste. However, technologies that enable such applications should be sought, especially when the material has adequate pozzolanic activity. The aim of this study was to verify the pozzolanic activity of fly ash from coal burning, from the aluminum manufacturing process, such as mineral admixture in mortars and conventional concrete.

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For that, physicochemical characterization of the ash sample and the mechanical behavior of mix dosage of mortar and commercially used concrete tests were carried out. Results showed the ash in evaluation has pozzolanicity as relevant standards employed and when inserted in the studied cementitious matrices, showed the expected performance for this type of addition (higher mechanical strength at older ages).

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Civil engineering
Inferred from text
Civil engineering 73%

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Provenance · 1 source records, 10 field assertions
SourceKeyLast seenRaw
DataCite10.6084/m9.figshare.5861274.v113 d agoJSON v1
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concepts[field].anzsrc:group:4005enrichment · DataCitetaxonomy-embedding@1.1.0title+keywords+description (73%)
concepts[field].fos:civil-engineeringsource · DataCiteconnector:datacite@1.0.0
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