Research Article
Multiobjective Optimization of Injection Molding Process Parameters for the Precision Manufacturing of Plastic Optical Lens
Table 5
The IMPP and their levels for 34 full factors experiment.
| | IMPP | Level 1 | Level 2 | Level 3 |
| | : melt temperature (°C) | 220 | — | — | | : injection velocity (mm/s) | 65 | — | — | | : injection pressure (MPa) | 60 | 70 | 80 | | : VP switch over (mm) | 5.5 | — | — | | : packing time (s) | 5 | — | — | | : packing pressure (MPa) | 90 | 100 | 110 | | : mold temperature (°C) | 60 | 75 | 90 | | : cooling time (s) | 15 | 25 | 35 |
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