Table 2.
Summary F- and p-values from the ANOVA of FDM quality characteristics.
| Source | Energy Consumption (KWh) |
Production Time (min) |
Part Weight (g) |
Dimensional Accuracy | Hardness (Shore E) |
Tensile Strength (Pa) |
||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| F | P | F | P | F | P | F | P | F | P | F | P | |
| Layer thickness (mm) | 704.57 | 0.000 | 1254.79 | 0.000 | 19.32 | 0.000 | 4.99 | 0.021 | 43.69 | 0.000 | 3.66 | 0.049 |
| Infill density (%) | 81.50 | 0.000 | 158.15 | 0.000 | 802.44 | 0.000 | 2.43 | 0.120 | 1.15 | 0.342 | 120.70 | 0.000 |
| Infill pattern | 9.12 | 0.002 | 18.89 | 0.000 | 8.67 | 0.003 | 1.28 | 0.305 | 0.91 | 0.423 | 2.09 | 0.157 |
| Print speed (mm/ss) | 204.75 | 0.000 | 360.02 | 0.000 | 10.31 | 0.001 | 0.82 | 0.460 | 0.18 | 0.835 | 3.00 | 0.078 |
| Shell thickness (mm) | 3.18 | 0.069 | 6.61 | 0.008 | 7.29 | 0.006 | 7.73 | 0.004 | 1.80 | 0.196 | 5.88 | 0.012 |