Research Article
Effect of TaC/Ti/Si3N4 Hard Ceramics on Mechanical and Microstructural Behaviour of AA7075 Processed through Stir Casting Process
Figure 9
SEM morphology of the developed composites: (a) pure AA7075, (b) AA7075 + 0.25wt%TaC + 2wt%Si3N4 + 2wt%Ti, (c) AA7075 + 0.5wt%TaC + 4wt %Si3N4 + 1.5wt%Ti, (d) AA7075 + 0.75wt%TaC + 6wt% Si3N4 + 1wt%Ti, and (e) AA7075 + 1wt%TaC + 8wt%Si3N4 + 0.5wt%Ti.
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| (b) |
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