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
- EX757
- Manufacturer
- MACCHI
- Year
- 2002
- Number of layers
- 3
- Film structure
- ABC
- Material
- LDPE, MDPE, LLDPE
- Film Width
- 1700
- Extruder 1 Layer ref:
- A
- Screw diam 1
- 60
- Description 1
- Screw year 2015 . Gravimetric doser and blender Doteco blendo 4 components
- Extruder 2 Layer ref:
- B
- Screw diam 2
- 80
- Description 2
- Screw year 2015 . Gravimetric doser and blender Doteco blendo 4 components
- Extruder 3 Layer ref:
- C
- Screw diam 3
- 60
- Description 3
- Screw year 2015 . Gravimetric doser and blender Doteco blendo 4 components
- Head description
- IBC, air ring Karat with automatic Thickness profile control Y 2019 . Ultrasonic sensors. Head 2015
- Die diam (mm)
- 350 and 280
- Thickness controll system
- K design Karat 2019
- Bubble cage
- with ultrasonic sensors for auto width control
- Corona treatment
- AFS
- Web guide
- Yes
- Note
- hot part new year 2014 Die head diam 350 and 280 mm insert Gusset units Ne Thickness control K design ( not contact type ) and New cooling ring Karat 2016
| Machine Code | EX757 |
| Manufacturer | MACCHI |
| Year | 2002 |
| Number of layers | 3 |
| Film structure | ABC |
| Material | LDPE, MDPE, LLDPE |
| Film Width | 1700 |
| Extruder 1 Layer ref: | A |
| Screw diam 1 | 60 |
| Description 1 | Screw year 2015 . Gravimetric doser and blender Doteco blendo 4 components |
| Extruder 2 Layer ref: | B |
| Screw diam 2 | 80 |
| Description 2 | Screw year 2015 . Gravimetric doser and blender Doteco blendo 4 components |
| Extruder 3 Layer ref: | C |
| Screw diam 3 | 60 |
| Description 3 | Screw year 2015 . Gravimetric doser and blender Doteco blendo 4 components |
| Head description | IBC, air ring Karat with automatic Thickness profile control Y 2019 . Ultrasonic sensors. Head 2015 |
| Die diam (mm) | 350 and 280 |
| Thickness controll system | K design Karat 2019 |
| Bubble cage | with ultrasonic sensors for auto width control |
| Corona treatment | AFS |
| Web guide | Yes |
| Note | hot part new year 2014 Die head diam 350 and 280 mm insert Gusset units Ne Thickness control K design ( not contact type ) and New cooling ring Karat 2016 |
REIFENHAUSER
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Machine Code: EX637
-
Year: 2002
-
Film Width: 1800
WINDMÖLLER & HÖLSCHER VAREX
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Machine Code: EX693
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Year: 2006
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Film Width: 1800
BIELLONI Coex 3
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Machine Code: EX764
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Year: 1999
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Film Width: 1700