Chinese Journal of Lasers, Volume. 34, Issue s1, 180(2007)
Research of Direct Laser Fabrication of Metallic Materials by Nd:YAG Laser
Direct laser fabrication (DLF) of metallic materials has been carried out by Nd:YAG all-solid-state laser. The effect of the processing parameters, such as laser power, scanning velocity, and power feeding rate on the final deposition result was investigated. The utmost offset of deposited wall in horizontal orientation was also studied. A mechanical performance comparison of samples made by Nd:YAG laser and CO2 laser was also presented. It was found that the metallic parts made by Nd:YAG laser got well strength than CO2,but both fracture strength are higher than the corresponding values got by the conventional processing methods, as well as they all exhibits as toughness fracture.
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[in Chinese], [in Chinese], [in Chinese], [in Chinese]. Research of Direct Laser Fabrication of Metallic Materials by Nd:YAG Laser[J]. Chinese Journal of Lasers, 2007, 34(s1): 180