Blended cement containing high volume ground dune sand and ground granulated blast furnace slag for autoclave concrete industry

This paper presents the results of using ground dune sand (GDS) and ground granulated blast furnace slag (slag) as high volume cement replacement materials. In this study, plain and four blended mixtures were fabricated and cured under normal and autoclave conditions. For the blended mixtures, 40% G...

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Main Authors: Hassan, Omer Abdalla Alawad, Abdulrahman, Alhozaimy, Jaafar, Mohd Saleh, Noor Abdul Aziz, Farah, Al-Negheimish, Abdulaziz
Format: Article
Language:English
Published: Trans Tech Publications 2015
Online Access:http://psasir.upm.edu.my/id/eprint/43956/
http://psasir.upm.edu.my/id/eprint/43956/1/Blended%20cement%20containing%20high%20volume%20ground%20dune%20sand%20and%20ground%20granulated%20blast%20furnace%20slag%20for%20autoclave%20concrete%20industry.pdf
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author Hassan, Omer Abdalla Alawad
Abdulrahman, Alhozaimy
Jaafar, Mohd Saleh
Noor Abdul Aziz, Farah
Al-Negheimish, Abdulaziz
author_facet Hassan, Omer Abdalla Alawad
Abdulrahman, Alhozaimy
Jaafar, Mohd Saleh
Noor Abdul Aziz, Farah
Al-Negheimish, Abdulaziz
author_sort Hassan, Omer Abdalla Alawad
building UPM Institutional Repository
collection Online Access
description This paper presents the results of using ground dune sand (GDS) and ground granulated blast furnace slag (slag) as high volume cement replacement materials. In this study, plain and four blended mixtures were fabricated and cured under normal and autoclave conditions. For the blended mixtures, 40% GDS by weight of the total binder materials and different percentages of slag (15%, 30% and 45%) were incorporated as partial cement replacement materials. The effect of curing conditions (normal and autoclave) on the compressive strength of prepared mixtures was studied. The results showed that, for the autoclave cured mixture, up to 85% of cement can be replaced by GDS and slag without significant drop in the compressive strength. Microstructure analyses using scanning electron microscope (SEM) and X-ray diffraction analysis (XRD) were carried out to examine the microscale changes of the hydrated mixtures. The SEM revealed the formation of thin plate-like calcium silicate hydrate and compacted microstructure of autoclave cured mixture. XRD showed the elimination of calcium hydroxide and existence of residual crystalline silica of all blended mixtures.
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spelling upm-439562021-12-01T07:47:29Z http://psasir.upm.edu.my/id/eprint/43956/ Blended cement containing high volume ground dune sand and ground granulated blast furnace slag for autoclave concrete industry Hassan, Omer Abdalla Alawad Abdulrahman, Alhozaimy Jaafar, Mohd Saleh Noor Abdul Aziz, Farah Al-Negheimish, Abdulaziz This paper presents the results of using ground dune sand (GDS) and ground granulated blast furnace slag (slag) as high volume cement replacement materials. In this study, plain and four blended mixtures were fabricated and cured under normal and autoclave conditions. For the blended mixtures, 40% GDS by weight of the total binder materials and different percentages of slag (15%, 30% and 45%) were incorporated as partial cement replacement materials. The effect of curing conditions (normal and autoclave) on the compressive strength of prepared mixtures was studied. The results showed that, for the autoclave cured mixture, up to 85% of cement can be replaced by GDS and slag without significant drop in the compressive strength. Microstructure analyses using scanning electron microscope (SEM) and X-ray diffraction analysis (XRD) were carried out to examine the microscale changes of the hydrated mixtures. The SEM revealed the formation of thin plate-like calcium silicate hydrate and compacted microstructure of autoclave cured mixture. XRD showed the elimination of calcium hydroxide and existence of residual crystalline silica of all blended mixtures. Trans Tech Publications 2015 Article PeerReviewed text en http://psasir.upm.edu.my/id/eprint/43956/1/Blended%20cement%20containing%20high%20volume%20ground%20dune%20sand%20and%20ground%20granulated%20blast%20furnace%20slag%20for%20autoclave%20concrete%20industry.pdf Hassan, Omer Abdalla Alawad and Abdulrahman, Alhozaimy and Jaafar, Mohd Saleh and Noor Abdul Aziz, Farah and Al-Negheimish, Abdulaziz (2015) Blended cement containing high volume ground dune sand and ground granulated blast furnace slag for autoclave concrete industry. Applied Mechanics and Materials, 754-755. pp. 395-399. ISSN 1660-9336; ESSN: 1662-7482 https://www.scientific.net/AMM.754-755.395 10.4028/www.scientific.net/AMM.754-755.395
spellingShingle Hassan, Omer Abdalla Alawad
Abdulrahman, Alhozaimy
Jaafar, Mohd Saleh
Noor Abdul Aziz, Farah
Al-Negheimish, Abdulaziz
Blended cement containing high volume ground dune sand and ground granulated blast furnace slag for autoclave concrete industry
title Blended cement containing high volume ground dune sand and ground granulated blast furnace slag for autoclave concrete industry
title_full Blended cement containing high volume ground dune sand and ground granulated blast furnace slag for autoclave concrete industry
title_fullStr Blended cement containing high volume ground dune sand and ground granulated blast furnace slag for autoclave concrete industry
title_full_unstemmed Blended cement containing high volume ground dune sand and ground granulated blast furnace slag for autoclave concrete industry
title_short Blended cement containing high volume ground dune sand and ground granulated blast furnace slag for autoclave concrete industry
title_sort blended cement containing high volume ground dune sand and ground granulated blast furnace slag for autoclave concrete industry
url http://psasir.upm.edu.my/id/eprint/43956/
http://psasir.upm.edu.my/id/eprint/43956/
http://psasir.upm.edu.my/id/eprint/43956/
http://psasir.upm.edu.my/id/eprint/43956/1/Blended%20cement%20containing%20high%20volume%20ground%20dune%20sand%20and%20ground%20granulated%20blast%20furnace%20slag%20for%20autoclave%20concrete%20industry.pdf