Technology Data
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Molding Guide
Pre-drying conditions
| Item | Unit | Recommended conditions | ||
|---|---|---|---|---|
| Drying | Hot air dryer | Drying time | Hr | 4 |
| Drying temperature | ℃ | 120 | ||
| Dehumidified dryer | Drying time | Hr | 4 | |
| Drying temperature | ℃ | 110 | ||
| Proper moisture content after drying | % | < 0.1 | ||
Injection molding conditions
| Item | Unit | Recommended conditions | |
|---|---|---|---|
| Mold temperature | Stationary shaft, Moving shaft | ℃ | 60 ~ 80 |
| Cylinder temperature | Feed Zone | ℃ | 250 |
| Rear Zone | ℃ | 270 | |
| Middle Zone | ℃ | 280 | |
| Front Zone | ℃ | 285 | |
| Nozzle temperature | Nozzle | ℃ | 290 |
| Injection pressure | ㎏/㎠ | 80 | |
| Screw rotational speed | rpm | 60 | |
| Back pressure | ㎏/㎠ | 40 | |
Extrusion molding conditions
| Extrusion molding | Unit | Recommended Conditions |
|---|---|---|
| Feed Zone | ℃ | 240 |
| Compression Zone | ℃ | 245 |
| First Metering Zone | ℃ | 250 |
| Vent/Compression Zone | ℃ | 250 |
| Second Metering Zone | ℃ | 250 |
| Adapter | ℃ | 250 |
| Die | ℃ | 250 |
