High Strength, Conductivity, Softening Resistance
Cold deformation produces a gradient structure with hardness increasing linearly from surface to core while electrical conductivity remains nearly unchanged, suitable for large-cross-section high-strength, high-conductivity copper matrix composites.
Liu, Song · Li, Shaolin · Song, Kexing · Guo, Xiuhua · Song, Hao · Chen, Fuxiao
Materials 2024
1.12 wt% Al2O3
Hardness increases linearly from surface to core
Minimal change in electrical conductivity