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Corrosion characterisation of Al-Cu reinforced in-situ TiB2


Citation

Ramli, Rosmamuhamadani and Sulaiman, Shamsuddin and Mohamed Ariff, Azmah Hanim and Ismail, Mohd Idris Shah and Talari, Mahesh Kumar and Md Yahaya, Sabrina (2016) Corrosion characterisation of Al-Cu reinforced in-situ TiB2. In: 2nd International Conference on Green Design and Manufacture 2016 (IConGDM 2016), 1-2 May 2016, Phuket, Thailand. (pp. 1-7).

Abstract

Aluminium (Al) based in-situ metal matrix composites (MMCs) have better properties and performance compared to ex-situ MMCs. In this research, aluminium-copper (Al-Cu) alloy was reinforced with 3 and 6wt.% titanium diboride (TiB2). Al-MMCs has been fabricated with salt route reaction process at 800 °C via potassium hexafluorotitanate (K2TiF6) and potassium tetrafluoroborate (KBF4) salts. Hardness vickers tester and Gamry-Electrod Potentiometer were used to characterize the hardness properties and to determine the corrosion rate of Al-Cu alloys. From results obtained, increased TiB2 contents will increase the hardness of Al-Cu alloys. Increased of TiB2 contents also will increase the corrosion rate of Al-Cu alloys. Al-Cu with 3wt.%TiB2 gave the good properties of corrosion when the wear rate recorded the lowest value compare to Al-Cu alloy itself and 6 wt.% TiB2. The corrosion rate of Al-Cu with 3wt.TiB2 was 16.15, while Al-Cu and Al-Cu-6wt%TiB2 were 22.5 and 58.7 mm/y respectively.


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Additional Metadata

Item Type: Conference or Workshop Item (Paper)
Divisions: Faculty of Engineering
DOI Number: https://doi.org/10.1051/matecconf/20167801001
Publisher: EDP Sciences
Keywords: Aluminium-copper (Al-Cu); Corrosion; TiB2
Depositing User: Nabilah Mustapa
Date Deposited: 01 Feb 2017 04:47
Last Modified: 01 Feb 2017 04:47
Altmetrics: http://www.altmetric.com/details.php?domain=psasir.upm.edu.my&doi=10.1051/matecconf/20167801001
URI: http://psasir.upm.edu.my/id/eprint/50093
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