Laser & Optoelectronics Progress, Volume. 57, Issue 13, 131403(2020)
Effect and Mechanism of Energy Density on the Aluminum Alloy Paint Cleaned by Laser
Fig. 1. Schematic of optical fiber laser cleaning device
Fig. 2. Cleaning method of paint
Fig. 3. Three-dimensional morphology of cleaning surface after laser cleaning once with different energy densities. (a) 7.32 J/cm2; (b) 8.37 J/cm2; (c) 9.42 J/cm2; (d) 10.46 J/cm2; (e) 11.51 J/cm2; (f) 12.56 J/cm2; (g) 13.60 J/cm2; (h) 14.65 J/cm2
Fig. 4. Three-dimensional morphology of cleaning surface after laser cleaning twice at different energy densities. (a)-(c) 7.32 J/cm2; (d)-(f) 9.42 J/cm2; (g)-(i) 11.51 J/cm2; (j)-(l) 13.60 J/cm2
Fig. 5. SEM images of laser cleaning surface with different energy densities. (a)(e) 11.51 J/cm2; (b) 14.65 J/cm2; (c) 7.32 J/cm2; (d) 9.42 J/cm2; (f) 13.60 J/cm2
Fig. 6. Binding energy spectra for the constituent elements after cleaning twice with energy density of 9.42 J/cm2. (a) C 1s; (b) O 1s; (c) Al 2p; (d) Ti 2p
Fig. 7. Schematic of mechanism of paint removal with laser
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Haichao Zhao, Yulin Qiao, Xian Du, Sijie Wang, Qing Zhang, Yan Zang. Effect and Mechanism of Energy Density on the Aluminum Alloy Paint Cleaned by Laser[J]. Laser & Optoelectronics Progress, 2020, 57(13): 131403
Category: Lasers and Laser Optics
Received: Oct. 1, 2019
Accepted: Oct. 28, 2019
Published Online: Jul. 9, 2020
The Author Email: Qiao Yulin (zhchebei@sina.com)