Water absorption mechanism and mechanical performance of adhesively joint aluminum alloy with GNP reinforced epoxy

This work investigates the effects of Graphene Nanoplatelets (GNP) reinforcement to water absorption behavior and mechanical properties of adhesively joint aluminum. 1.0 wt% GNP was incorporated into epoxy adhesive to joint aluminum adherend subjected to various immersion periods (10–60 days) for in...

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Main Authors: Nurziana, Kong, Nur Zalikha, Khalil
Format: Article
Language:English
Published: Elsevier Ltd 2021
Subjects:
Online Access:https://umpir.ump.edu.my/id/eprint/33467/
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author Nurziana, Kong
Nur Zalikha, Khalil
author_facet Nurziana, Kong
Nur Zalikha, Khalil
author_sort Nurziana, Kong
building UMP Institutional Repository
collection Online Access
description This work investigates the effects of Graphene Nanoplatelets (GNP) reinforcement to water absorption behavior and mechanical properties of adhesively joint aluminum. 1.0 wt% GNP was incorporated into epoxy adhesive to joint aluminum adherend subjected to various immersion periods (10–60 days) for investigating its effect on water uptake, water absorption rate and shear strength. When compared to pristine adhesive, GNP reinforced epoxy exhibit two distinct trends with regard to water uptake and water absorption rate; i) at lower immersion period (10–40 days), increased water uptake and water absorption rate is observed where highest increment recorded are 99.9% and 98.2% respectively at 10 days immersion period, while ii) at longer immersion period (50–60 days) reduced water uptake and water absorption rate is observed where lowest value recorded are 18.4% and 17.9% respectively, at 60 days immersion period. When compared to pristine epoxy, regardless of immersion periods, GNP reinforced specimens have more or less demonstrated retention/deterred joining performance. In this work, it is noted that all fractured specimens with GNP reinforcement demonstrate the combination of both cohesive and adhesive fracture.
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spelling ump-334672025-10-10T07:46:51Z https://umpir.ump.edu.my/id/eprint/33467/ Water absorption mechanism and mechanical performance of adhesively joint aluminum alloy with GNP reinforced epoxy Nurziana, Kong Nur Zalikha, Khalil TJ Mechanical engineering and machinery This work investigates the effects of Graphene Nanoplatelets (GNP) reinforcement to water absorption behavior and mechanical properties of adhesively joint aluminum. 1.0 wt% GNP was incorporated into epoxy adhesive to joint aluminum adherend subjected to various immersion periods (10–60 days) for investigating its effect on water uptake, water absorption rate and shear strength. When compared to pristine adhesive, GNP reinforced epoxy exhibit two distinct trends with regard to water uptake and water absorption rate; i) at lower immersion period (10–40 days), increased water uptake and water absorption rate is observed where highest increment recorded are 99.9% and 98.2% respectively at 10 days immersion period, while ii) at longer immersion period (50–60 days) reduced water uptake and water absorption rate is observed where lowest value recorded are 18.4% and 17.9% respectively, at 60 days immersion period. When compared to pristine epoxy, regardless of immersion periods, GNP reinforced specimens have more or less demonstrated retention/deterred joining performance. In this work, it is noted that all fractured specimens with GNP reinforcement demonstrate the combination of both cohesive and adhesive fracture. Elsevier Ltd 2021-12-11 Article PeerReviewed pdf en https://umpir.ump.edu.my/id/eprint/33467/1/Water%20absorption%20mechanism%20and%20mechanical%20performance%20of.pdf Nurziana, Kong and Nur Zalikha, Khalil (2021) Water absorption mechanism and mechanical performance of adhesively joint aluminum alloy with GNP reinforced epoxy. Materials Today: Proceedings, 51 (2). pp. 1392-1398. ISSN 2214-7853. (Published) https://doi.org/10.1016/j.matpr.2021.11.528 https://doi.org/10.1016/j.matpr.2021.11.528 https://doi.org/10.1016/j.matpr.2021.11.528
spellingShingle TJ Mechanical engineering and machinery
Nurziana, Kong
Nur Zalikha, Khalil
Water absorption mechanism and mechanical performance of adhesively joint aluminum alloy with GNP reinforced epoxy
title Water absorption mechanism and mechanical performance of adhesively joint aluminum alloy with GNP reinforced epoxy
title_full Water absorption mechanism and mechanical performance of adhesively joint aluminum alloy with GNP reinforced epoxy
title_fullStr Water absorption mechanism and mechanical performance of adhesively joint aluminum alloy with GNP reinforced epoxy
title_full_unstemmed Water absorption mechanism and mechanical performance of adhesively joint aluminum alloy with GNP reinforced epoxy
title_short Water absorption mechanism and mechanical performance of adhesively joint aluminum alloy with GNP reinforced epoxy
title_sort water absorption mechanism and mechanical performance of adhesively joint aluminum alloy with gnp reinforced epoxy
topic TJ Mechanical engineering and machinery
url https://umpir.ump.edu.my/id/eprint/33467/
https://umpir.ump.edu.my/id/eprint/33467/
https://umpir.ump.edu.my/id/eprint/33467/