Mengna Liu, Kaiwen Wei, Jinfeng Deng, Gao Huang, Qiao Zhong, Xiaoyan Zeng. Selective Laser Melting Rapid Forming Technology of Aluminum Alloy Liquid Cold Plate[J]. Laser & Optoelectronics Progress, 2021, 58(13): 1314002
- Laser & Optoelectronics Progress
- Vol. 58, Issue 13, 1314002 (2021)
Fig. 1. SEM image of AlSi10Mg powder
Fig. 2. Details of high-power SLM experiments. (a) Laser scanning strategy; (b) schematic of tensile specimen; (c) schematic of micro hole samples
Fig. 3. Influence of laser volume energy density E on relative density R of high-power SLM-processed samples and OM images of typical samples
Fig. 4. XRD diffraction patterns of high-power SLM-processed sample and original AlSi10Mg powders. (a) XRD diffraction patterns; (b) partially enlarged XRD diffraction patterns
Fig. 5. OM images of high-power SLM-processed AlSi10Mg sample. (a) Vertical section; (b) horizontal section
Fig. 6. SEM images of high-power SLM-processed AlSi10Mg sample. (a) Vertical section; (b) horizontal section
Fig. 7. TEM analysis of high-power SLM-processed AlSi10Mg sample. (a) Bright-field image; (b) mapping image
Fig. 8. EBSD analysis of high-power SLM-processed AlSi10Mg sample. (a) Inverse pole figure map; (b) pole figure map
Fig. 9. Tensile properties of high-power SLM-processed sample and ASTM B85-03 standard for die casting AlSi10Mg
Fig. 10. Fracture morphologies of high-power SLM-processed AlSi10Mg sample。(a) High magnification; (b) low magnification
Fig. 11. OM images of hole exit cross-sections of linear microporous samples with different hole diameters. (a)‒(e) Horizontal holes; (f)‒(j) vertical holes
Fig. 12. Two kinds of local simulation parts of liquid cold plate fabricated by high-power SLM
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Table 1. Parameters for high-power SLM forming
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