Table 6.
Results summary of part warpage as the maximum absolute deviation in the evaluated area, and as a quadratic coefficient of regression of the evaluated residuals.
| Factors | Max Warpage µm | Quadratic Regression Coefficient µm/mm2 | Factors | Max Warpage µm | Quadratic Regression Coefficient µm/mm2 |
|---|---|---|---|---|---|
| IM without holding; COP | 2.0 | −0.6 | ICM; 250 bar, 0.4 mm | 1.1 | 0.3 |
| IM; COP | 0.7 | 0.2 | ICM; 250 bar, 1.0 mm | 2.0 | 0.4 |
| ICM without holding; COP | 4.3 | 0.9 | ICM; 450 bar, 0.4 mm | 1.0 | 0.2 |
| ICM; COP | 2.0 | 0.4 | ICM; 450 bar, 1.0 mm | 1.1 | 0.2 |
| IM without holding; PMMA | 1.6 | 0.4 | |||
| IM; PMMA | 1.9 | 0.5 | |||
| ICM without holding; PMMA | 106.9 | 39.5 | |||
| ICM; PMMA | 2.2 | 0.6 |