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
- EX837
- Manufacturer
- WINDMÖLLER & HÖLSCHER
- Modello
- Varex
- Year
- 1995
- Number of layers
- 3
- Film structure
- ABC
- Film Width
- 2600
- Output (Kg/h)
- 600 kg/h
- Extruder 1 Layer ref:
- A
- Screw diam 1
- 70
- Extruder 2 Layer ref:
- B
- Screw diam 2
- 90
- Extruder 3 Layer ref:
- C
- Screw diam 3
- 70
- Die diam (mm)
- 630mm, gap 2,4
- Take off unit
- Oscillating
- Corona treatment
- Yes, both side
- Rewinder max reel diameter
- 1000mm
- Note
- profile control inner air circulation winding schemes: contact, gap/fixed, B outside thickness range: 20-250 deionising carbon brushes
| Machine Code | EX837 |
| Manufacturer | WINDMÖLLER & HÖLSCHER |
| Modello | Varex |
| Year | 1995 |
| Number of layers | 3 |
| Film structure | ABC |
| Film Width | 2600 |
| Output (Kg/h) | 600 kg/h |
| Extruder 1 Layer ref: | A |
| Screw diam 1 | 70 |
| Extruder 2 Layer ref: | B |
| Screw diam 2 | 90 |
| Extruder 3 Layer ref: | C |
| Screw diam 3 | 70 |
| Die diam (mm) | 630mm, gap 2,4 |
| Take off unit | Oscillating |
| Corona treatment | Yes, both side |
| Rewinder max reel diameter | 1000mm |
| Note | profile control inner air circulation winding schemes: contact, gap/fixed, B outside thickness range: 20-250 deionising carbon brushes |
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