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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
- EX700
- Manufacturer
- KIEFEL
- Modello
- KIRION
- Year
- 2010
- Number of layers
- 7
- Overhaul/renovation
- Screw changed in 2017
- Film structure
- Barrier film, High barrier film, lamination film, LDPE/LLDPE films
- Material
- PA, EVOH, LLDPE, LDPE, Metallocene
- Film Width
- 2200
- Output (Kg/h)
- 480 kg/h
- Extruder 1 Layer ref:
- A
- Screw diam 1
- 70 mm
- Description 1
- L/D 30 gravimetric dosing unit, complete with vacuum loaders 1+4
- Extruder 2 Layer ref:
- B
- Screw diam 2
- 60 mm
- Description 2
- L/D 30 gravimetric dosing unit, complete with vacuum loaders 1+2
- Extruder 3 Layer ref:
- C
- Screw diam 3
- 60 mm
- Description 3
- L/D 30 gravimetric dosing unit, complete with vacuum loaders 1+2
- Extruder 4 Layer ref:
- D
- Screw diam 4
- 60 mm
- Description 4
- L/D 30 gravimetric dosing unit, complete with vacuum loaders 1+2
- Extruder 5 Layer ref:
- E
- Screw diam 5
- 60 mm
- Description 5
- L/D 30 gravimetric dosing unit, complete with vacuum loaders 1+2
- Extruder 6 Layer ref:
- F
- Screw diam 6
- 60 mm
- Description 6
- L/D 30 gravimetric dosing unit, complete with vacuum loaders 1+2
- Extruder 7 Layer ref:
- G
- Screw diam 7
- 70 mm
- Description 7
- L/D 30 gravimetric dosing unit, complete with vacuum loaders 1+4
- Head description
- 7 layer head, die range 350 - 550 mm, IBC, Air ring dual lip
- Die diam (mm)
- 550 mm, gap 2 mm
- Thickness controll system
- Thickness gauge on lineal guides after take off units, automatic profile adjustment via air ring;
- Bubble cage
- Type NI2200-C; 3 ultrasonic sensors for bubble diameter control; motorized height adjustment, web brake detector.
- Panel for gussets
- No
- Take off unit
- Rotating, Model T2200, motorized opening and closing, carbon fiber rollers, width 1100 - 2200, max speed 130 m/min
- Corona treatment
- Power 5000, double side
- Web guide
- Yes
- Rewinder Type
- Double back to back
- Rewinder max reel diameter
- 1200
- Rewinder description
- Model S-2200, in-line slitting and edge strim, web tension 40 - 150 N
Machine Code | EX700 |
Manufacturer | KIEFEL |
Modello | KIRION |
Year | 2010 |
Number of layers | 7 |
Overhaul/renovation | Screw changed in 2017 |
Film structure | Barrier film, High barrier film, lamination film, LDPE/LLDPE films |
Material | PA, EVOH, LLDPE, LDPE, Metallocene |
Film Width | 2200 |
Output (Kg/h) | 480 kg/h |
Extruder 1 Layer ref: | A |
Screw diam 1 | 70 mm |
Description 1 | L/D 30 gravimetric dosing unit, complete with vacuum loaders 1+4 |
Extruder 2 Layer ref: | B |
Screw diam 2 | 60 mm |
Description 2 | L/D 30 gravimetric dosing unit, complete with vacuum loaders 1+2 |
Extruder 3 Layer ref: | C |
Screw diam 3 | 60 mm |
Description 3 | L/D 30 gravimetric dosing unit, complete with vacuum loaders 1+2 |
Extruder 4 Layer ref: | D |
Screw diam 4 | 60 mm |
Description 4 | L/D 30 gravimetric dosing unit, complete with vacuum loaders 1+2 |
Extruder 5 Layer ref: | E |
Screw diam 5 | 60 mm |
Description 5 | L/D 30 gravimetric dosing unit, complete with vacuum loaders 1+2 |
Extruder 6 Layer ref: | F |
Screw diam 6 | 60 mm |
Description 6 | L/D 30 gravimetric dosing unit, complete with vacuum loaders 1+2 |
Extruder 7 Layer ref: | G |
Screw diam 7 | 70 mm |
Description 7 | L/D 30 gravimetric dosing unit, complete with vacuum loaders 1+4 |
Head description | 7 layer head, die range 350 - 550 mm, IBC, Air ring dual lip |
Die diam (mm) | 550 mm, gap 2 mm |
Thickness controll system | Thickness gauge on lineal guides after take off units, automatic profile adjustment via air ring; |
Bubble cage | Type NI2200-C; 3 ultrasonic sensors for bubble diameter control; motorized height adjustment, web brake detector. |
Panel for gussets | No |
Take off unit | Rotating, Model T2200, motorized opening and closing, carbon fiber rollers, width 1100 - 2200, max speed 130 m/min |
Corona treatment | Power 5000, double side |
Web guide | Yes |
Rewinder Type | Double back to back |
Rewinder max reel diameter | 1200 |
Rewinder description | Model S-2200, in-line slitting and edge strim, web tension 40 - 150 N |
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Machine Code: EX569
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Year: 1990
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Film Width: 1400
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Machine Code: EX756
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Year: 2016
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Film Width: 1600