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
- EX764
- Manufacturer
- BIELLONI
- Modello
- Coex 3
- Year
- 1999
- Number of layers
- 3
- Film Width
- 1700
- Extruder 1 Layer ref:
- A
- Screw diam 1
- 55mm L/D30
- Description 1
- Gravimetric doser and blender Plast Control (year 2011) 6 components
- Extruder 2 Layer ref:
- B
- Screw diam 2
- 75mm L/D30
- Description 2
- Gravimetric doser and blender Plast Control (year 2011) 5 components
- Extruder 3 Layer ref:
- C
- Screw diam 3
- 55mm L/D30
- Description 3
- Gravimetric doser and blender Plast Control (year 2011) 6 components
- Head description
- IBC
- Die diam (mm)
- 250mm
- Thickness controll system
- Plast Control (year 2011)
- Bubble cage
- Yes
- Take off unit
- Rotaring take off
- Corona treatment
- Ferrari & Benelli
- Web guide
- yes
- Rewinder Type
- Automatic
- Note
- CHILLER IBC and air ring
| Machine Code | EX764 |
| Manufacturer | BIELLONI |
| Modello | Coex 3 |
| Year | 1999 |
| Number of layers | 3 |
| Film Width | 1700 |
| Extruder 1 Layer ref: | A |
| Screw diam 1 | 55mm L/D30 |
| Description 1 | Gravimetric doser and blender Plast Control (year 2011) 6 components |
| Extruder 2 Layer ref: | B |
| Screw diam 2 | 75mm L/D30 |
| Description 2 | Gravimetric doser and blender Plast Control (year 2011) 5 components |
| Extruder 3 Layer ref: | C |
| Screw diam 3 | 55mm L/D30 |
| Description 3 | Gravimetric doser and blender Plast Control (year 2011) 6 components |
| Head description | IBC |
| Die diam (mm) | 250mm |
| Thickness controll system | Plast Control (year 2011) |
| Bubble cage | Yes |
| Take off unit | Rotaring take off |
| Corona treatment | Ferrari & Benelli |
| Web guide | yes |
| Rewinder Type | Automatic |
| Note | CHILLER IBC and air ring |
WINDMÖLLER & HÖLSCHER VAREX
-
Machine Code: EX693
-
Year: 2006
-
Film Width: 1800
GHIOLDI - BANDERA
-
Machine Code: EX569
-
Year: 1990
-
Film Width: 1400