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
- EX637
- Manufacturer
- REIFENHAUSER
- Year
- 2002
- Number of layers
- 3
- Overhaul/renovation
- New Thickness control system and automatic air ring K-Design of year 2022, PLC and HMI upgrade year 2022 , new toothed bearing of take off unit.
- Film structure
- A-B-C
- Material
- LDPE, LLDPE , MDPE
- Film Width
- 1800
- Output (Kg/h)
- 450 Kg/h
- Extruder 1 Layer ref:
- A
- Screw diam 1
- 70
- Description 1
- Gravimetric dosing unit INNOPLAST 5 comp
- Extruder 2 Layer ref:
- B
- Screw diam 2
- 80
- Description 2
- Gravimetric dosing unit INNOPLAST 5 comp
- Extruder 3 Layer ref:
- C
- Screw diam 3
- 70
- Description 3
- Gravimetric dosing unit INNOPLAST 5 comp
- Head description
- Automatic Die
- Die diam (mm)
- 350 mm
- Thickness controll system
- K-Design automatic
- Bubble cage
- yes
- Panel for gussets
- no
- Take off unit
- Oscillating
- Corona treatment
- New onei
- Web guide
- Yes
- Rewinder Type
- Double back to back
- Rewinder max reel diameter
- 1000
- Rewinder description
- MACCHI BO PLUS
| Machine Code | EX637 |
| Manufacturer | REIFENHAUSER |
| Year | 2002 |
| Number of layers | 3 |
| Overhaul/renovation | New Thickness control system and automatic air ring K-Design of year 2022, PLC and HMI upgrade year 2022 , new toothed bearing of take off unit. |
| Film structure | A-B-C |
| Material | LDPE, LLDPE , MDPE |
| Film Width | 1800 |
| Output (Kg/h) | 450 Kg/h |
| Extruder 1 Layer ref: | A |
| Screw diam 1 | 70 |
| Description 1 | Gravimetric dosing unit INNOPLAST 5 comp |
| Extruder 2 Layer ref: | B |
| Screw diam 2 | 80 |
| Description 2 | Gravimetric dosing unit INNOPLAST 5 comp |
| Extruder 3 Layer ref: | C |
| Screw diam 3 | 70 |
| Description 3 | Gravimetric dosing unit INNOPLAST 5 comp |
| Head description | Automatic Die |
| Die diam (mm) | 350 mm |
| Thickness controll system | K-Design automatic |
| Bubble cage | yes |
| Panel for gussets | no |
| Take off unit | Oscillating |
| Corona treatment | New onei |
| Web guide | Yes |
| Rewinder Type | Double back to back |
| Rewinder max reel diameter | 1000 |
| Rewinder description | MACCHI BO PLUS |
WINDMÖLLER & HÖLSCHER
-
Machine Code: EX695
-
Year: 1989
-
Film Width: 1475