Investigating the Calcination Temperature and Grinding Time of Calcined Clay on the Mechanical Properties and Durability of LC3 Concrete

The impact of the calcination temperature and grinding time on the mechanical properties and durability of limestone-calcined clay concrete (LC3) is crucial. In this research, calcined clay was produced within the temperature range of 700 °C to 900 °C, and the grinding time varied from 15 to 120 min...

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Main Authors: Sina Nasiri, Rahmat Madandoust, Malek Mohammad Ranjbar
Format: Article
Language:English
Published: MDPI AG 2023-10-01
Series:Infrastructures
Subjects:
Online Access:https://www.mdpi.com/2412-3811/8/10/139
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author Sina Nasiri
Rahmat Madandoust
Malek Mohammad Ranjbar
author_facet Sina Nasiri
Rahmat Madandoust
Malek Mohammad Ranjbar
author_sort Sina Nasiri
collection DOAJ
description The impact of the calcination temperature and grinding time on the mechanical properties and durability of limestone-calcined clay concrete (LC3) is crucial. In this research, calcined clay was produced within the temperature range of 700 °C to 900 °C, and the grinding time varied from 15 to 120 min. This study examines compressive strength and chloride penetration resistance using the rapid chloride migration test on LC3 concrete over a period of 180 days. The findings reveal that clay calcined at 800 °C for 120 min exhibited the highest specific surface area compared to other calcined clays. Furthermore, the compressive strength of LC3 concrete incorporating clay calcined at 800 °C for 60 min surpassed that of other mixtures investigated. Additionally, the chloride diffusion coefficient of LC3 concrete with calcined clay prepared at 800 °C for 120 min was lower than other mixtures.
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spelling doaj.art-b90980595cff4bcf808166f28ba17ca92023-11-19T16:48:33ZengMDPI AGInfrastructures2412-38112023-10-0181013910.3390/infrastructures8100139Investigating the Calcination Temperature and Grinding Time of Calcined Clay on the Mechanical Properties and Durability of LC3 ConcreteSina Nasiri0Rahmat Madandoust1Malek Mohammad Ranjbar2Department of Civil Engineering, University of Guilan, Rasht 41996-13776, IranDepartment of Civil Engineering, University of Guilan, Rasht 41996-13776, IranDepartment of Civil Engineering, University of Guilan, Rasht 41996-13776, IranThe impact of the calcination temperature and grinding time on the mechanical properties and durability of limestone-calcined clay concrete (LC3) is crucial. In this research, calcined clay was produced within the temperature range of 700 °C to 900 °C, and the grinding time varied from 15 to 120 min. This study examines compressive strength and chloride penetration resistance using the rapid chloride migration test on LC3 concrete over a period of 180 days. The findings reveal that clay calcined at 800 °C for 120 min exhibited the highest specific surface area compared to other calcined clays. Furthermore, the compressive strength of LC3 concrete incorporating clay calcined at 800 °C for 60 min surpassed that of other mixtures investigated. Additionally, the chloride diffusion coefficient of LC3 concrete with calcined clay prepared at 800 °C for 120 min was lower than other mixtures.https://www.mdpi.com/2412-3811/8/10/139grinding timecalcination temperaturecalcined clay concretechloride penetration
spellingShingle Sina Nasiri
Rahmat Madandoust
Malek Mohammad Ranjbar
Investigating the Calcination Temperature and Grinding Time of Calcined Clay on the Mechanical Properties and Durability of LC3 Concrete
Infrastructures
grinding time
calcination temperature
calcined clay concrete
chloride penetration
title Investigating the Calcination Temperature and Grinding Time of Calcined Clay on the Mechanical Properties and Durability of LC3 Concrete
title_full Investigating the Calcination Temperature and Grinding Time of Calcined Clay on the Mechanical Properties and Durability of LC3 Concrete
title_fullStr Investigating the Calcination Temperature and Grinding Time of Calcined Clay on the Mechanical Properties and Durability of LC3 Concrete
title_full_unstemmed Investigating the Calcination Temperature and Grinding Time of Calcined Clay on the Mechanical Properties and Durability of LC3 Concrete
title_short Investigating the Calcination Temperature and Grinding Time of Calcined Clay on the Mechanical Properties and Durability of LC3 Concrete
title_sort investigating the calcination temperature and grinding time of calcined clay on the mechanical properties and durability of lc3 concrete
topic grinding time
calcination temperature
calcined clay concrete
chloride penetration
url https://www.mdpi.com/2412-3811/8/10/139
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AT rahmatmadandoust investigatingthecalcinationtemperatureandgrindingtimeofcalcinedclayonthemechanicalpropertiesanddurabilityoflc3concrete
AT malekmohammadranjbar investigatingthecalcinationtemperatureandgrindingtimeofcalcinedclayonthemechanicalpropertiesanddurabilityoflc3concrete