Research Article
Optimization of Mechanical Properties and Surface Characteristics of PLA+ 3D Printing Materials
Table 8
Optimum 3D printing parameters for each output response.
| No. | Output response | Target | Optimum parameters (coded) | Optimum parameters (real values) |
| 1 | Ultimate tensile strength σu (MPa) | Maximization | A1B3C3D1 | 205°C, 80 mm/s, 90%, and triangle pattern | 2 | Young’s modulus of elasticity E (GPa) | Maximization | A1B3C3D1 | 205°C, 80 mm/s, 90%, and triangle pattern | 3 | Tensile strain ε (%) | Maximization | A2B2C1D1 | 215°C, 50 mm/s, 30%, and triangle pattern | 4 | Surface roughness (Ra) | Minimization | A1B1C1D1 | 205°C, 20 mm/s, 30%, and triangle pattern |
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