What does this research mean for the field?

Hybrid aluminum matrix composites reinforced with SiC and Al2O3 fabricated via powder metallurgy achieve optimal hardness and wear resistance at 12 wt% SiC, 7 wt% Al2O3, 170 rpm milling speed, and 600 °C sintering temperature, with SiC concentration being the most influential parameter. Novelty: ClaimNovelty.INCREMENTAL. Consensus alignment: ConsensusAlignment.NEUTRAL.

What question did this study set out to answer?

The aim is to fabricate and characterize hybrid aluminum matrix composites reinforced with SiC and Al2O3.

May 20, 2026The International Journal of Advanced Manufacturing TechnologyOpen Access

Fabrication and metallurgical characterization of hybrid al matrix composites reinforced with SiC and Al2O3 using powder metallurgy

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Authors

PMPossible Mpfuneko MathebulaUniversity of Johannesburg PSPallab SarmahUniversity of Johannesburg KGKapil GuptaUniversity of Johannesburg

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Implication

Randomized trial demonstrates enhanced mechanical properties in aluminum matrix composites, indicating potential for engineering applications.

Key Points

The aim is to fabricate and characterize hybrid aluminum matrix composites reinforced with SiC and Al2O3.
Hybrid AMCs were produced using powder metallurgy techniques.
Experiments were designed using a Taguchi L16 orthogonal array to evaluate different parameters.
Microstructural analysis was performed using SEM and XRD to assess reinforcement dispersion and phase formation.
Achieved maximum hardness of 72 HV and minimum wear rate of 3.6 × 10⁻³ mm³/N·m with 12 wt% SiC and 7 wt% Al₂O₃.
ANOVA revealed SiC percentage as the most significant factor influencing mechanical properties.
Optimized conditions included a milling speed of 170 rpm and a sintering temperature of 600 °C.

Cite This Study

Mathebula et al. (2026) studied this question.

synapsesocial.com/papers/6a0d4efcf03e14405aa9a240 https://doi.org/10.1007/s00170-026-17757-8

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Implication

Randomized trial demonstrates enhanced mechanical properties in aluminum matrix composites, indicating potential for engineering applications.

Fabrication and metallurgical characterization of hybrid al matrix composites reinforced with SiC and Al2O3 using powder metallurgy

Discussion

Member takes

Implication

Key Points

Cite This Study

Fabrication and metallurgical characterization of hybrid al matrix composites reinforced with SiC and Al2O3 using powder metallurgy

Discussion

Member takes

Implication

Key Points

Cite This Study

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