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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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- Machine Code
- EX541
- Manufacturer
- WINDMÖLLER & HÖLSCHER
- Year
- 1999
- Number of layers
- 3
- Overhaul/renovation
- Machine partially renovated/ upgraded year-2002-2007-2010
- Film structure
- ABC
- Material
- LDPE (up to 100%), LLDPE (up to 100%) ,MDPE
- Film Width
- 1600
- Output (Kg/h)
- 300
- Extruder 1 Layer ref:
- A
- Screw diam 1
- 50
- Description 1
- L/D 30D; Dosing unit 4 components Plastcontrol; make: Reifenhauser
- Extruder 2 Layer ref:
- B
- Screw diam 2
- 80
- Description 2
- L/D 23D , Dosing unit 4 components Plastcontrol
- Extruder 3 Layer ref:
- C
- Screw diam 3
- 50
- Description 3
- L/D 30D; Dosing unit 4 components Plastcontrol; make: Reifenhauser
- Head description
- Make W&H, Die Gap 2mm, automatic air ring W&H Optifil P2K year 2007
- Die diam (mm)
- 300
- Thickness controll system
- Yes, gauge Kundig, Control W&H Procontrol TS year 2011, air ring W&H Optifil P2K
- Bubble cage
- yes
- Take off unit
- W&H Rotating
- Corona treatment
- Softal
- Web guide
- yes
- Rewinder Type
- Double back to back
- Rewinder max reel diameter
- 1250
- Rewinder description
- Make: W& H Filmatic K , year 1997 . Width 1600mm ; Core size: 3" - 6"; Max speed 200m/min.
- Note
- Process control W&H Procontrol 2010 Perforation device
Machine Code | EX541 |
Manufacturer | WINDMÖLLER & HÖLSCHER |
Year | 1999 |
Number of layers | 3 |
Overhaul/renovation | Machine partially renovated/ upgraded year-2002-2007-2010 |
Film structure | ABC |
Material | LDPE (up to 100%), LLDPE (up to 100%) ,MDPE |
Film Width | 1600 |
Output (Kg/h) | 300 |
Extruder 1 Layer ref: | A |
Screw diam 1 | 50 |
Description 1 | L/D 30D; Dosing unit 4 components Plastcontrol; make: Reifenhauser |
Extruder 2 Layer ref: | B |
Screw diam 2 | 80 |
Description 2 | L/D 23D , Dosing unit 4 components Plastcontrol |
Extruder 3 Layer ref: | C |
Screw diam 3 | 50 |
Description 3 | L/D 30D; Dosing unit 4 components Plastcontrol; make: Reifenhauser |
Head description | Make W&H, Die Gap 2mm, automatic air ring W&H Optifil P2K year 2007 |
Die diam (mm) | 300 |
Thickness controll system | Yes, gauge Kundig, Control W&H Procontrol TS year 2011, air ring W&H Optifil P2K |
Bubble cage | yes |
Take off unit | W&H Rotating |
Corona treatment | Softal |
Web guide | yes |
Rewinder Type | Double back to back |
Rewinder max reel diameter | 1250 |
Rewinder description | Make: W& H Filmatic K , year 1997 . Width 1600mm ; Core size: 3" - 6"; Max speed 200m/min. |
Note | Process control W&H Procontrol 2010 Perforation device |
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