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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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about a similar one
- Machine Code
- EX562
- Manufacturer
- BANDERA - MACCHI
- Year
- 2003
- Number of layers
- 1
- Material
- LDPE, LLDPE, MDPE
- Film Width
- 1800
- Screw diam 1
- 100
- Description 1
- Extruder Bandera; AC motor; L/D30; Gravimetric dosing and blending Doteco 4 components
- Head description
- foreseen with IBC. Currently IBC not in use
- Die diam (mm)
- 300
- Bubble cage
- yes
- Take off unit
- Rotating
- Corona treatment
- Make Cason
- Web guide
- yes
- Rewinder Type
- Double back to back
- Rewinder description
- Make Macchi ; Model BOPLUS ; drive center and surface drive
| Machine Code | EX562 |
| Manufacturer | BANDERA - MACCHI |
| Year | 2003 |
| Number of layers | 1 |
| Material | LDPE, LLDPE, MDPE |
| Film Width | 1800 |
| Screw diam 1 | 100 |
| Description 1 | Extruder Bandera; AC motor; L/D30; Gravimetric dosing and blending Doteco 4 components |
| Head description | foreseen with IBC. Currently IBC not in use |
| Die diam (mm) | 300 |
| Bubble cage | yes |
| Take off unit | Rotating |
| Corona treatment | Make Cason |
| Web guide | yes |
| Rewinder Type | Double back to back |
| Rewinder description | Make Macchi ; Model BOPLUS ; drive center and surface drive |
REIFENHAUSER
-
Machine Code: EX637
-
Year: 2002
-
Film Width: 1800