Zhenglong Lei, Haoran Sun, Yanbin Chen, Ze Tian. Elimination of Rusting Layer from High-Strength Steel Surface Using Different Laser Cleaning Methods[J]. Chinese Journal of Lasers, 2019, 46(7): 0702003
- Chinese Journal of Lasers
- Vol. 46, Issue 7, 0702003 (2019)
Fig. 1. Structural diagram of laser cleaning equipment
Fig. 2. Morphology and composition analysis of rusting layer. (a) Macro morphology; (b) SEM image; (c) X-ray diffraction peak
Fig. 3. Diagram of light spot lapping
Fig. 4. High-speed photography photos at different time under both of two laser cleaning methods. (a)-(c) Dry laser cleaning; (d)-(f) liquid film-assisted laser cleaning
Fig. 5. Surface morphologies of laser derusting samples at different process parameters. (a)(d) 100 W; (b)(e) 300 W; (c)(f) 400 W
Fig. 6. Surface SEM morphologies of dry laser cleaning samples under different powers. (a) 100 W; (b) 300 W; (c) 400 W
Fig. 7. Surface SEM morphologies of liquid film-assisted laser cleaning samples under different powers. (a) 100 W; (b) 300 W; (c) 400 W
Fig. 8. Surface roughness of sample before and after different laser cleaning methods
Fig. 9. Oxygen content of sample surface after laser cleaning
Fig. 10. X-ray diffraction peak contrast of rusting layer and laser derusting sample
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