Metallic matrix composites 15 Reinforcement 7 Copper alloys 4 Metals 4 Powder metallurgy 4 Aluminum alloys 3 Copper matrix composite 3 Corrosion rate 3 Property 3 Titanium diboride 3 Wear of materials 3 Al-Cu alloys 2 Binary alloys 2 Borides 2 Composites material 2 Copper 2 Copper compounds 2 Corrosive effects 2 Density (specific gravity) 2 Fabrication 2 Grain size and shape 2 Hardness 2 In-situ fabrication 2 In-situ metal matrix composites 2 Nanocomposites 2 Particle reinforced composites 2 Potassium compounds 2 Potassium tetrafluoroborate 2 Powder metals 2 Reinforced plastics 2