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
- EX711
- Manufacturer
- DOLCI
- Year
- 1989
- Number of layers
- 3
- Film structure
- ABC
- Material
- LDPE/LLDPE
- Film Width
- 1600
- Extruder 1 Layer ref:
- A
- Screw diam 1
- 55mm
- Description 1
- 6 components Doteco grado gravimetric. leverage ty screen changer
- Extruder 2 Layer ref:
- B
- Screw diam 2
- 60mm
- Description 2
- 6 components Doteco grado gravimetric. leverage ty screen changer
- Extruder 3 Layer ref:
- C
- Screw diam 3
- 55mm
- Description 3
- 6 components Doteco grado gravimetric. leverage ty screen changer
- Head description
- coex3 , rotating, IBC, Ultrasonic diam sensor
- Die diam (mm)
- 300
- Thickness controll system
- Yes
- Bubble cage
- Yes
- Panel for gussets
- Yes
- Take off unit
- fixed
- Corona treatment
- Yes
- Web guide
- Erhard+Leimer
- Rewinder Type
- Double back to back
- Note
- Exact Evolution 10 2002 year
| Machine Code | EX711 |
| Manufacturer | DOLCI |
| Year | 1989 |
| Number of layers | 3 |
| Film structure | ABC |
| Material | LDPE/LLDPE |
| Film Width | 1600 |
| Extruder 1 Layer ref: | A |
| Screw diam 1 | 55mm |
| Description 1 | 6 components Doteco grado gravimetric. leverage ty screen changer |
| Extruder 2 Layer ref: | B |
| Screw diam 2 | 60mm |
| Description 2 | 6 components Doteco grado gravimetric. leverage ty screen changer |
| Extruder 3 Layer ref: | C |
| Screw diam 3 | 55mm |
| Description 3 | 6 components Doteco grado gravimetric. leverage ty screen changer |
| Head description | coex3 , rotating, IBC, Ultrasonic diam sensor |
| Die diam (mm) | 300 |
| Thickness controll system | Yes |
| Bubble cage | Yes |
| Panel for gussets | Yes |
| Take off unit | fixed |
| Corona treatment | Yes |
| Web guide | Erhard+Leimer |
| Rewinder Type | Double back to back |
| Note | Exact Evolution 10 2002 year |
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