In a blown film extruder PE granulates (or other polymer) are melted in an extruder and pushed through a circular die extruding a tube of molten polymer. Tube is then inflated to multiples of its initial diameter and cooled to form a thin film. Bobble is later collapsed and re-winded.
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- Machine Code
- EX769
- Manufacturer
- GHIOLDI
- Year
- 2004
- Number of layers
- 1
- Overhaul/renovation
- yes, New driver, year 2016
- Film Width
- 1500
- Output (Kg/h)
- 200Kg/H
- Extruder 1 Layer ref:
- A
- Screw diam 1
- 120mm
- Description 1
- Gravimetric Contrex 1+1
- Die diam (mm)
- 250 - Gap 2,1 mm
- Thickness controll system
- CONTREX on DECATEX structure
- Take off unit
- Oscillating
- Corona treatment
- CASON
- Rewinder Type
- Double back to back
- Rewinder description
- GHIOLDI
- Note
- Gravimetric system Contrex Total height 10 mt
| Machine Code | EX769 |
| Manufacturer | GHIOLDI |
| Year | 2004 |
| Number of layers | 1 |
| Overhaul/renovation | yes, New driver, year 2016 |
| Film Width | 1500 |
| Output (Kg/h) | 200Kg/H |
| Extruder 1 Layer ref: | A |
| Screw diam 1 | 120mm |
| Description 1 | Gravimetric Contrex 1+1 |
| Die diam (mm) | 250 - Gap 2,1 mm |
| Thickness controll system | CONTREX on DECATEX structure |
| Take off unit | Oscillating |
| Corona treatment | CASON |
| Rewinder Type | Double back to back |
| Rewinder description | GHIOLDI |
| Note | Gravimetric system Contrex Total height 10 mt |
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