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
- EX784
- Manufacturer
- BANDERA
- Year
- 2013
- Number of layers
- 5
- Film structure
- ABCDE
- Film Width
- 3400
- Output (Kg/h)
- 700 depending on materials
- Extruder 1 Layer ref:
- A
- Screw diam 1
- 75mm
- Description 1
- Gravimetric dosing unit 4 components, AC motor, lever type screen changer from BD plast
- Extruder 2 Layer ref:
- B
- Screw diam 2
- 65mm
- Description 2
- Gravimetric dosing unit 4 components, AC motor, lever type screen changer from BD plast
- Extruder 3 Layer ref:
- C
- Screw diam 3
- 65mm
- Description 3
- Gravimetric dosing unit 4 components, AC motor, lever type screen changer from BD plast
- Extruder 4 Layer ref:
- D
- Screw diam 4
- 65mm
- Description 4
- Gravimetric dosing unit 4 components, AC motor, lever type screen changer from BD plast
- Extruder 5 Layer ref:
- E
- Screw diam 5
- 75mm
- Description 5
- Gravimetric dosing unit 4 components, AC motor, lever type screen changer from BD plast
- Head description
- Available with 2 extrusion heads. One in use, one spare. IBC with automatic width control vis ultrasonic sensor. Air ring K design Karat
- Die diam (mm)
- 700
- Thickness controll system
- No
- Bubble cage
- yes
- Panel for gussets
- yes
- Take off unit
- Rotating
- Corona treatment
- No
- Web guide
- E+L
- Rewinder Type
- Double back to back
- Rewinder max reel diameter
- 1200
- Rewinder description
- antistatic bars
- Note
- Machine has operated for limited amount of time. Chiller included but need repair Structure /Tower not included. We can separately quote design of a new one Intermediary web puling unit width control
| Machine Code | EX784 |
| Manufacturer | BANDERA |
| Year | 2013 |
| Number of layers | 5 |
| Film structure | ABCDE |
| Film Width | 3400 |
| Output (Kg/h) | 700 depending on materials |
| Extruder 1 Layer ref: | A |
| Screw diam 1 | 75mm |
| Description 1 | Gravimetric dosing unit 4 components, AC motor, lever type screen changer from BD plast |
| Extruder 2 Layer ref: | B |
| Screw diam 2 | 65mm |
| Description 2 | Gravimetric dosing unit 4 components, AC motor, lever type screen changer from BD plast |
| Extruder 3 Layer ref: | C |
| Screw diam 3 | 65mm |
| Description 3 | Gravimetric dosing unit 4 components, AC motor, lever type screen changer from BD plast |
| Extruder 4 Layer ref: | D |
| Screw diam 4 | 65mm |
| Description 4 | Gravimetric dosing unit 4 components, AC motor, lever type screen changer from BD plast |
| Extruder 5 Layer ref: | E |
| Screw diam 5 | 75mm |
| Description 5 | Gravimetric dosing unit 4 components, AC motor, lever type screen changer from BD plast |
| Head description | Available with 2 extrusion heads. One in use, one spare. IBC with automatic width control vis ultrasonic sensor. Air ring K design Karat |
| Die diam (mm) | 700 |
| Thickness controll system | No |
| Bubble cage | yes |
| Panel for gussets | yes |
| Take off unit | Rotating |
| Corona treatment | No |
| Web guide | E+L |
| Rewinder Type | Double back to back |
| Rewinder max reel diameter | 1200 |
| Rewinder description | antistatic bars |
| Note | Machine has operated for limited amount of time. Chiller included but need repair Structure /Tower not included. We can separately quote design of a new one Intermediary web puling unit width control |
WINDMÖLLER & HÖLSCHER OPTIMEX
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Machine Code: EX763
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Year: 2014
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Film Width: 2200
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Year: 2000
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Year: 2015
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Film Width: 700