A Study on the Surface Quality of Selective Laser Melted Cylindrical- and Parallelepipedic-Shaped Inner Structure
Abstract
:1. Introduction
2. Materials, Instruments, and Experiment
2.1. Materials
2.2. Instrument
2.3. Forming Quality Test
3. Results and Discussion
4. Conclusions
Author Contributions
Funding
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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TC4 | Sphericity | Flowability/s | Particle Size/μm | Element Content/% | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
D10 | D50 | D90 | O | N | H | C | Al | V | Ti | |||
Value | 0.983 | 12.6 | 16.9 | 19.2 | 22.5 | 0.176 | 0.024 | 0.0064 | 0.010 | 5.74 | 3.83 | Bal |
Laser Power | Scan Speed | Layer Thickness | Hatch Spacing | Spot Diameter | Scanning Strategy | Protective Gas |
---|---|---|---|---|---|---|
180 W | 1000 mm/s | 0.12 mm | 0.10 mm | 80 m | Single | Argon |
Inner Structure/mm | Parallelepipedic-Shaped/μm | Deviation/μm | Cylindrical-Shaped/μm | Deviation/μm |
---|---|---|---|---|
2.0 | 12.6 | 1.3 | 9.3 | 0.8 |
2.5 | 15.9 | 1.8 | 10.2 | 1.1 |
3.0 | 22.7 | 2.5 | 8.9 | 1.1 |
Inner Hole/mm | Flatness of Parallelepipedic-Shaped Inner Hole/mm | Cylindrical-Shaped Inner Hole/mm | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
Bottom | Deviation | Left Side | Deviation | Overhanging | Deviation | Right Side | Deviation | Roundness | Deviation | |
2.0 | 0.073 | 0.01 | 0.085 | 0.02 | 0.102 | 0.02 | 0.083 | 0.01 | 0.102 | 0.03 |
2.5 | 0.070 | 0.02 | 0.083 | 0.02 | 0.115 | 0.02 | 0.082 | 0.02 | 0.093 | 0.02 |
3.0 | 0.072 | 0.02 | 0.080 | 0.02 | 0.126 | 0.02 | 0.082 | 0.03 | 0.110 | 0.03 |
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Mao, Y.; Lv, X.; Shen, X. A Study on the Surface Quality of Selective Laser Melted Cylindrical- and Parallelepipedic-Shaped Inner Structure. Materials 2023, 16, 4649. https://doi.org/10.3390/ma16134649
Mao Y, Lv X, Shen X. A Study on the Surface Quality of Selective Laser Melted Cylindrical- and Parallelepipedic-Shaped Inner Structure. Materials. 2023; 16(13):4649. https://doi.org/10.3390/ma16134649
Chicago/Turabian StyleMao, Yuyi, Xinfeng Lv, and Xiaodong Shen. 2023. "A Study on the Surface Quality of Selective Laser Melted Cylindrical- and Parallelepipedic-Shaped Inner Structure" Materials 16, no. 13: 4649. https://doi.org/10.3390/ma16134649