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Injection Molding Process Data: HDPE
Injection molding process parameters for thermoplastics — melt temperature, mold temperature, injection pressure, drying conditions, shrinkage, and wall thickness guidelines
| material | draft angle deg (deg) | drying required | injection pressure typical MPa (MPa) | material family | max wall thickness mm (mm) | melt temp max C (degC) | melt temp min C (degC) | min wall thickness mm (mm) | mold shrinkage pct max (%) | mold shrinkage pct min (%) | mold temp max C (degC) | mold temp min C (degC) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| HDPE | 1 | No | 80 | polyolefin | 6 | 280 | 220 | 0.8 | 2.5 | 1.2 | 60 | 20 |
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