Influence of water-to-cement ratio on the compressive strength of cement-biochar-spent ion exchange resins matrix

The influence of water-to-cement ratio (w/c) on the compressive strength of cement-biochar-spent resins matrix was investigated. Spent resins waste from nuclear reactor operation was solidified using cement with w/c ranging from 0.35 to 0.90 by weight. In this study, biochar was used as a cement adm...

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Bibliographic Details
Main Authors: Zalina Laili, Muhamad Samudi Yasir, Mohd Abdul Wahab Yusof
Format: Article
Language:English
Published: Penerbit Universiti Kebangsaan Malaysia 2017
Online Access:http://journalarticle.ukm.my/11391/1/34%20Zalina%20Laili.pdf
http://journalarticle.ukm.my/11391/
http://www.ukm.my/jsm/malay_journals/jilid46bil9_2017/KandunganJilid46Bil9_2017.html
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Institution: Universiti Kebangsaan Malaysia
Language: English
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Summary:The influence of water-to-cement ratio (w/c) on the compressive strength of cement-biochar-spent resins matrix was investigated. Spent resins waste from nuclear reactor operation was solidified using cement with w/c ranging from 0.35 to 0.90 by weight. In this study, biochar was used as a cement admixture. Some properties of spent resins and biochar were determined prior to the formulation study. Compressive strength of harden cement-biochar-spent resins matrix was determined at 28 days. The compressive strength of cement-biochar-spent resins matrix was found to depend on the w/c and the amount of spent resins added to the formulation. The immersion test of cement-biochar-spent resins matrix showed no significant effects of cracking and swelling. The compressive strength of the cement-biochar-spent resins matrix increased after two weeks in water immersion test.