Characterization and property enhancement of chromic oxide reinforced to Al LM26 metal matrix composite

This study shows a new way to improve the mechanical properties of the aluminium LM26 alloy by adding chromium oxide as a reinforcement. Instead of using traditional reinforcements, chromium oxide is added in different amounts (2.5% to 10%) to make a high-performance metal matrix composite that can...

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Bibliographic Details
Main Authors: Shambulingamurthy Gowdagere Chikkalingaiah, Girish Kanuvanahalli Bettaiah, M Hareesha, Chandrakant R. Kini
Format: Article
Language:English
Published: Taylor & Francis Group 2025-12-01
Series:Cogent Engineering
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Online Access:https://www.tandfonline.com/doi/10.1080/23311916.2025.2536686
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Summary:This study shows a new way to improve the mechanical properties of the aluminium LM26 alloy by adding chromium oxide as a reinforcement. Instead of using traditional reinforcements, chromium oxide is added in different amounts (2.5% to 10%) to make a high-performance metal matrix composite that can be used in industries like defense, aerospace, and automotive. The microstructural analysis indicated that the chromium oxide particles were evenly distributed, improving mechanical properties. The study found that hardness (38.27%), compressive strength (20.55%), impact strength (34%), and tensile strength (43.48%) all improved significantly with higher chromium oxide wt.%. This work demonstrates its potential for high-strength, lightweight applications. This study bridges a significant research gap by demonstrating the potential of chromium oxide as a reinforcement for advanced aluminium composites.
ISSN:2331-1916