Improvement of adhesion performance of mortar-repair interface with inducing crack path into repair

The most important performance for repair materials is adhesion to the substrate. The authors experimentally find out that high modulus fine aggregates in repair material enhance strength of it as well as the strength of the interface repaired with it, compared to the ordinary repair without fine...

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Main Authors: A. Satoh, M. Satoh, K. Yamada
Format: Article
Language:English
Published: Gruppo Italiano Frattura 2015-10-01
Series:Fracture and Structural Integrity
Subjects:
Online Access:http://www.gruppofrattura.it/pdf/rivista/numero34/numero_34_art_44.pdf
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author A. Satoh
M. Satoh
K. Yamada
author_facet A. Satoh
M. Satoh
K. Yamada
author_sort A. Satoh
collection DOAJ
description The most important performance for repair materials is adhesion to the substrate. The authors experimentally find out that high modulus fine aggregates in repair material enhance strength of it as well as the strength of the interface repaired with it, compared to the ordinary repair without fine aggregates. This paper elaborates the mechanisms for that with fractographic observation and FEM analysis based on the results of experiment. Also the authors discuss the ways for enhancing the strength and ductility of the repaired mortar
format Article
id doaj-art-06d18f4dae554062a538e495672c7ba4
institution Kabale University
issn 1971-8993
1971-8993
language English
publishDate 2015-10-01
publisher Gruppo Italiano Frattura
record_format Article
series Fracture and Structural Integrity
spelling doaj-art-06d18f4dae554062a538e495672c7ba42025-01-03T00:39:24ZengGruppo Italiano FratturaFracture and Structural Integrity1971-89931971-89932015-10-0193439740510.3221/IGF-ESIS.34.44Improvement of adhesion performance of mortar-repair interface with inducing crack path into repairA. Satoh0M. Satoh1K. Yamada2Kumamoto University, JapanAkita Prefectural University, JapanAkita Prefectural University, JapanThe most important performance for repair materials is adhesion to the substrate. The authors experimentally find out that high modulus fine aggregates in repair material enhance strength of it as well as the strength of the interface repaired with it, compared to the ordinary repair without fine aggregates. This paper elaborates the mechanisms for that with fractographic observation and FEM analysis based on the results of experiment. Also the authors discuss the ways for enhancing the strength and ductility of the repaired mortarhttp://www.gruppofrattura.it/pdf/rivista/numero34/numero_34_art_44.pdfInterfaceConcreteRepairStrengthDuctility
spellingShingle A. Satoh
M. Satoh
K. Yamada
Improvement of adhesion performance of mortar-repair interface with inducing crack path into repair
Fracture and Structural Integrity
Interface
Concrete
Repair
Strength
Ductility
title Improvement of adhesion performance of mortar-repair interface with inducing crack path into repair
title_full Improvement of adhesion performance of mortar-repair interface with inducing crack path into repair
title_fullStr Improvement of adhesion performance of mortar-repair interface with inducing crack path into repair
title_full_unstemmed Improvement of adhesion performance of mortar-repair interface with inducing crack path into repair
title_short Improvement of adhesion performance of mortar-repair interface with inducing crack path into repair
title_sort improvement of adhesion performance of mortar repair interface with inducing crack path into repair
topic Interface
Concrete
Repair
Strength
Ductility
url http://www.gruppofrattura.it/pdf/rivista/numero34/numero_34_art_44.pdf
work_keys_str_mv AT asatoh improvementofadhesionperformanceofmortarrepairinterfacewithinducingcrackpathintorepair
AT msatoh improvementofadhesionperformanceofmortarrepairinterfacewithinducingcrackpathintorepair
AT kyamada improvementofadhesionperformanceofmortarrepairinterfacewithinducingcrackpathintorepair