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
- EX818
- Manufacturer
- REIFENHAUSER KIEFEL
- Year
- 2022
- Number of layers
- 3
- Film structure
- ABC
- Material
- LDPE, LLDPE, HD,PP
- Film Width
- 1600
- Extruder 1 Layer ref:
- A
- Screw diam 1
- 70mm
- Description 1
- Gravimetric Batch Blending P 180-4, 4 components
- Extruder 2 Layer ref:
- B
- Screw diam 2
- 105mm
- Description 2
- Gravimetric Batch Blending P 180-4, 4 components
- Extruder 3 Layer ref:
- C
- Screw diam 3
- 70mm
- Description 3
- Gravimetric Batch Blending P 180-4, 4 components
- Head description
- IBC system K-design Carat cooling ring
- Die diam (mm)
- 250mm
- Thickness controll system
- Yes
- Bubble cage
- Yes, automatic
- Panel for gussets
- Yes
- Take off unit
- Oscillating
- Web guide
- Yes
- Rewinder Type
- Double back to back
- Rewinder max reel diameter
- 1000
- Rewinder description
- Flat bed
| Machine Code | EX818 |
| Manufacturer | REIFENHAUSER KIEFEL |
| Year | 2022 |
| Number of layers | 3 |
| Film structure | ABC |
| Material | LDPE, LLDPE, HD,PP |
| Film Width | 1600 |
| Extruder 1 Layer ref: | A |
| Screw diam 1 | 70mm |
| Description 1 | Gravimetric Batch Blending P 180-4, 4 components |
| Extruder 2 Layer ref: | B |
| Screw diam 2 | 105mm |
| Description 2 | Gravimetric Batch Blending P 180-4, 4 components |
| Extruder 3 Layer ref: | C |
| Screw diam 3 | 70mm |
| Description 3 | Gravimetric Batch Blending P 180-4, 4 components |
| Head description | IBC system K-design Carat cooling ring |
| Die diam (mm) | 250mm |
| Thickness controll system | Yes |
| Bubble cage | Yes, automatic |
| Panel for gussets | Yes |
| Take off unit | Oscillating |
| Web guide | Yes |
| Rewinder Type | Double back to back |
| Rewinder max reel diameter | 1000 |
| Rewinder description | Flat bed |
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