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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
- EX564
- Manufacturer
- WINDMÖLLER & HÖLSCHER
- Modello
- VAREX
- Year
- 1998
- Number of layers
- 5
- Film structure
- ABCDE
- Material
- PE, LDPE, MDPE, HDPE,EVOH, Barrier Film
- Film Width
- 1420
- Output (Kg/h)
- 340
- Extruder 1 Layer ref:
- A
- Screw diam 1
- 70
- Extruder 2 Layer ref:
- B
- Screw diam 2
- 50
- Extruder 3 Layer ref:
- C
- Screw diam 3
- 50
- Extruder 4 Layer ref:
- C
- Screw diam 4
- 50
- Extruder 5 Layer ref:
- D
- Screw diam 5
- 70
- Die diam (mm)
- 500
- Thickness controll system
- IBC
- Bubble cage
- Rotating Haul off
- Web guide
- Yes
- Rewinder Type
- Double back to back
- Rewinder max reel diameter
- 1000
- Rewinder description
- Lenze drives renovated
| Machine Code | EX564 |
| Manufacturer | WINDMÖLLER & HÖLSCHER |
| Modello | VAREX |
| Year | 1998 |
| Number of layers | 5 |
| Film structure | ABCDE |
| Material | PE, LDPE, MDPE, HDPE,EVOH, Barrier Film |
| Film Width | 1420 |
| Output (Kg/h) | 340 |
| Extruder 1 Layer ref: | A |
| Screw diam 1 | 70 |
| Extruder 2 Layer ref: | B |
| Screw diam 2 | 50 |
| Extruder 3 Layer ref: | C |
| Screw diam 3 | 50 |
| Extruder 4 Layer ref: | C |
| Screw diam 4 | 50 |
| Extruder 5 Layer ref: | D |
| Screw diam 5 | 70 |
| Die diam (mm) | 500 |
| Thickness controll system | IBC |
| Bubble cage | Rotating Haul off |
| Web guide | Yes |
| Rewinder Type | Double back to back |
| Rewinder max reel diameter | 1000 |
| Rewinder description | Lenze drives renovated |
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