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
- EX817
- Manufacturer
- MACCHI
- Year
- 2012
- Number of layers
- 3
- Film structure
- ABC
- Material
- LLDPE/LDPE/LLD/HDPE
- Film Width
- 2400
- Extruder 1 Layer ref:
- A
- Screw diam 1
- 65mm
- Description 1
- Dosing units Doteco
- Extruder 2 Layer ref:
- B
- Screw diam 2
- 80mm
- Description 2
- Dosing units Doteco
- Extruder 3 Layer ref:
- C
- Screw diam 3
- 65mm
- Description 3
- Dosing units Doteco
- Head description
- TE5303-IBC-350/500, Dual flow air ring carbon fibre, Die gap 1.8mm
- Die diam (mm)
- 350mm
- Thickness controll system
- Automatic Thickness control Kundig/K-Design Profile gauge control system
- Panel for gussets
- Motorised side gusseting
- Take off unit
- Oscillating
- Corona treatment
- Martignoni
- Web guide
- E&L
- Rewinder Type
- Double back to back
- Rewinder max reel diameter
- 800
- Rewinder description
- fully automatic roll change
- Note
- Tower included
| Machine Code | EX817 |
| Manufacturer | MACCHI |
| Year | 2012 |
| Number of layers | 3 |
| Film structure | ABC |
| Material | LLDPE/LDPE/LLD/HDPE |
| Film Width | 2400 |
| Extruder 1 Layer ref: | A |
| Screw diam 1 | 65mm |
| Description 1 | Dosing units Doteco |
| Extruder 2 Layer ref: | B |
| Screw diam 2 | 80mm |
| Description 2 | Dosing units Doteco |
| Extruder 3 Layer ref: | C |
| Screw diam 3 | 65mm |
| Description 3 | Dosing units Doteco |
| Head description | TE5303-IBC-350/500, Dual flow air ring carbon fibre, Die gap 1.8mm |
| Die diam (mm) | 350mm |
| Thickness controll system | Automatic Thickness control Kundig/K-Design Profile gauge control system |
| Panel for gussets | Motorised side gusseting |
| Take off unit | Oscillating |
| Corona treatment | Martignoni |
| Web guide | E&L |
| Rewinder Type | Double back to back |
| Rewinder max reel diameter | 800 |
| Rewinder description | fully automatic roll change |
| Note | Tower included |
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