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
- EX819
- Manufacturer
- ALPINE
- Number of layers
- 3
- Film structure
- ABC
- Material
- MDPE and HDPE
- Extruder 1 Layer ref:
- A
- Screw diam 1
- 50mm
- Description 1
- Gravimetric dosing unit Doteco, 4 comp
- Extruder 2 Layer ref:
- B
- Screw diam 2
- 65mm
- Description 2
- Gravimetric dosing unit Doteco, 4 comp
- Extruder 3 Layer ref:
- C
- Screw diam 3
- 50mm
- Description 3
- Gravimetric dosing unit Doteco, 4 comp
- Head description
- IBC
- Die diam (mm)
- 250mm
- Thickness controll system
- Automatic thickness control system Kunding K300, year 2010
- Panel for gussets
- Yes, Haul off AON16 with gusseting device 30cm for each side
- Corona treatment
- Ferrarini & Benelli
- Rewinder Type
- Double back to back
- Rewinder description
- Ghioldi
| Machine Code | EX819 |
| Manufacturer | ALPINE |
| Number of layers | 3 |
| Film structure | ABC |
| Material | MDPE and HDPE |
| Extruder 1 Layer ref: | A |
| Screw diam 1 | 50mm |
| Description 1 | Gravimetric dosing unit Doteco, 4 comp |
| Extruder 2 Layer ref: | B |
| Screw diam 2 | 65mm |
| Description 2 | Gravimetric dosing unit Doteco, 4 comp |
| Extruder 3 Layer ref: | C |
| Screw diam 3 | 50mm |
| Description 3 | Gravimetric dosing unit Doteco, 4 comp |
| Head description | IBC |
| Die diam (mm) | 250mm |
| Thickness controll system | Automatic thickness control system Kunding K300, year 2010 |
| Panel for gussets | Yes, Haul off AON16 with gusseting device 30cm for each side |
| Corona treatment | Ferrarini & Benelli |
| Rewinder Type | Double back to back |
| Rewinder description | Ghioldi |
KIEFEL COEX 5
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Machine Code: EX801
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Year: 2001
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Film Width: 2000
