Optimization and Tribological Behaviour of Stir Cast Aluminium MMCs by Taguchi Method

Thiagarajan, C. and Krishnamoorthi, Sangeetha and null, null and null, null and Adwaith, Mohan (2025) Optimization and Tribological Behaviour of Stir Cast Aluminium MMCs by Taguchi Method. Springer Proceedings in Materials, 79. 33 - 47. ISSN 26623161; 2662317X

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Abstract

Lightweight, high-strength, stiff and wear-resistant aluminium metal matrix composites (AMMCs) have been enhanced over the past few years. Silicon carbide (SiC) strengthened AMMCs are being explored because they are projected to be important in the future for aircraft, automotive and electrical applications. SiC strengthened AMMC. Two reinforcement particles, on the other hand, have received only sporadic attention in the scientific research. In this study, the tribological behaviour of Al6061 and Al7075 alloy matrices is examined in relation to the effects of silicon carbide and boron carbide, two hard phase reinforcement particles with varied weight per cents. Silicon carbide particles have weight percentages of 10, 15, and 20, while boron carbide particles have 3wt. Magnesium (Mg) serves as a binding agent in the base matrix, which consists of two types of particulates. This method yields the hybrid composite. By using stir-cast liquid metallurgy, these hybrid composites are manufactured. A Rockwell hardness tester and a pin-on-disc testing machine are employed to examine their mechanical as well as tribological capabilities. In order to compare the SEM findings with those of wear testing, the surface morphology and wear process of pins are examined under a microscope. Using the Design of Experiment (DoE) approach, researchers have gone on to further optimise test parameters. The applied force, the sliding velocity, the sliding time, and the particle volume fraction are all optimised using the Taguchi method. HAMMCs made from Al 7075 have better mechanical and tribological properties than those made from Al 6061. Silicon carbide particles with varied weight percentages were studied and determined to have the best overall attributes and the least amount of practical restrictions, with 10 weight being the most desired. For wear applications, the study concludes that HAMMCs made of Al 6061 and Al 7075 have superior performance and a longer service life than traditional materials. © 2025 Elsevier B.V., All rights reserved.

Item Type: Article
Additional Information: Cited by: 0
Uncontrolled Keywords: Aluminum alloys; Boron carbide; Design of experiments; Fighter aircraft; Hybrid composites; Metallic matrix composites; Morphology; Reinforcement; Silicon alloys; Surface morphology; Tribology; Wear of materials; Wear resistance; Al6061 and al7075; Aluminum metal matrix composites; Optimisations; Reinforcement particles; Silicon-carbides particles; Stir cast; Taguchi's methods; Tribological behaviour; Weight percentages; Optimization; Silicon carbide; Taguchi methods
Subjects: Material Science > Metals and Alloys
Divisions: Medicine > Vinayaka Mission's Kirupananda Variyar Medical College and Hospital, Salem > Medicine
Depositing User: Unnamed user with email techsupport@mosys.org
Date Deposited: 26 Nov 2025 06:57
Last Modified: 26 Nov 2025 06:57
URI: https://vmuir.mosys.org/id/eprint/369

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