Significantly improved wear resistance
A TiO₂-SiO₂ ceramic coating fabricated on Ti6Al4V alloy via laser-assisted micro-arc oxidation; optimizing laser power enhances coating uniformity, thickness, and density, leading to higher hardness and adhesion strength and reduced wear.
Wang, Ye · Zhengxuan, Hu · Wu, Guolong · Xiaonan, Zhang · Yin, Yanyi · Li, Lin · Yao, Jianhua
Surface and Coatings Technology 2025
The LMAO-45 coating exhibits the lowest COF, minimum wear rate, and least peeling during wear test
LMAO-45 coating has low porosity, low surface roughness, high thickness, and increased SiO₂ phase incorporation
Enhancing laser power is more conducive to forming SiO₂ and rutile-TiO₂ phases