Cast film extrusion lines are commonly used to extrude plastic films especially for flexible packaging industry. / In a cast film extruder PE, PP or PA granulates (or other polymers) are melted inro an extruder and pushed through a flat extrusion die (T die), extruding a sheet of molten polymer onto a cooled roller (chill roll).
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- Machine Code
- CA251
- Manufacturer
- DOLCI
- Modello
- FCL-5/H5
- Year
- 2008
- Number of layers
- 5
- Film structure
- 4 extruders, ABCBD
- Material
- Stretch film LLDPE
- Film width (mm)
- 2000
- Speed (m/min)
- 600 m/min
- Extruder 1 Layer ref:
- A
- Screw diam 1
- 75mm
- Description 1
- EXTRUDER MODEL 75 DE KC, Layers percentage distribution - 15%, Extruder output: 230 Kg/, Heating zones 5 + 1, gravimetric dosing system 3 comp
- Extruder 2 Layer ref:
- B
- Screw diam 2
- 160mm
- Description 2
- EXTRUDER MODEL 160 DE KC (mid layer) Layers percentage distribution - 30%, Extruder output: 900 Kg/, Heating zones 6 + 1, gravimetric dosing system 2 comp
- Extruder 3 Layer ref:
- C
- Screw diam 3
- 75mm
- Description 3
- EXTRUDER MODEL 75 DE KC, Layers percentage distribution - 15%, Extruder output: 230 Kg/, Heating zones 4 + 1, gravimetric dosing system 2 comp
- Extruder 4 Layer ref:
- D
- Screw diam 4
- 65mm
- Description 4
- EXTRUDER MODEL 65 DE KC , Layers percentage distribution - 10%, Extruder output: 180 Kg/, Heating zones 4 + 1, gravimetric dosing system 3 comp
- Head description
- AUTOMATIC DIE AND 5 LAYER FEED BLOCK Model LOW 2500 AUTOGAUGE
- Chill roll unit
- Main Chill Roll 1500 mm diameter x 2.700 mm width, Secondary Roll (with slip control) 300 mm diameter x 2700 mm width, -2 ELECTROSTATIC EDGES FIXING UNITS WITH CONTROL BOX AND 2 AIR FIXING UNITS
- Thickness controll system
- AUTOMATIC THICKNESS CONTROL SYSTEM (INFRARED)
- Web guide
- Oscillating device
- Rewinder max reel diameter (mm)
- 250
- Rewinder description
- AUTOMATIC CONTACT WINDER MODEL “CONTRAWIND 2000
- Note
- - EDGE TRIMS IN-LINE RECOVERY AND REPROCESSING SYSTEM Model R-105 - GRAVIMETRIC DOSING AND FEEDING UNIT 3+2+2+3 -1 FILM OSCILLATOR (ZIG-ZAG) -CONTROL CABINET WITH CENTRALIZED LINE SUPERVISOR SIEMENS MP270V -OPERATOR PANEL WITH LINE SUPERVISOR AND “TOUCH SCREEN” VIDEO DISPLAY; ELECTRIC CABINETS IN AIR CONDITIONED CONTAINER AND LINE WIRING. -TANKS GROUP, PUMPS AND CONNECTIONS FOR COOLING WATER
| Machine Code | CA251 |
| Manufacturer | DOLCI |
| Modello | FCL-5/H5 |
| Year | 2008 |
| Number of layers | 5 |
| Film structure | 4 extruders, ABCBD |
| Material | Stretch film LLDPE |
| Film width (mm) | 2000 |
| Speed (m/min) | 600 m/min |
| Extruder 1 Layer ref: | A |
| Screw diam 1 | 75mm |
| Description 1 | EXTRUDER MODEL 75 DE KC, Layers percentage distribution - 15%, Extruder output: 230 Kg/, Heating zones 5 + 1, gravimetric dosing system 3 comp |
| Extruder 2 Layer ref: | B |
| Screw diam 2 | 160mm |
| Description 2 | EXTRUDER MODEL 160 DE KC (mid layer) Layers percentage distribution - 30%, Extruder output: 900 Kg/, Heating zones 6 + 1, gravimetric dosing system 2 comp |
| Extruder 3 Layer ref: | C |
| Screw diam 3 | 75mm |
| Description 3 | EXTRUDER MODEL 75 DE KC, Layers percentage distribution - 15%, Extruder output: 230 Kg/, Heating zones 4 + 1, gravimetric dosing system 2 comp |
| Extruder 4 Layer ref: | D |
| Screw diam 4 | 65mm |
| Description 4 | EXTRUDER MODEL 65 DE KC , Layers percentage distribution - 10%, Extruder output: 180 Kg/, Heating zones 4 + 1, gravimetric dosing system 3 comp |
| Head description | AUTOMATIC DIE AND 5 LAYER FEED BLOCK Model LOW 2500 AUTOGAUGE |
| Chill roll unit | Main Chill Roll 1500 mm diameter x 2.700 mm width, Secondary Roll (with slip control) 300 mm diameter x 2700 mm width, -2 ELECTROSTATIC EDGES FIXING UNITS WITH CONTROL BOX AND 2 AIR FIXING UNITS |
| Thickness controll system | AUTOMATIC THICKNESS CONTROL SYSTEM (INFRARED) |
| Web guide | Oscillating device |
| Rewinder max reel diameter (mm) | 250 |
| Rewinder description | AUTOMATIC CONTACT WINDER MODEL “CONTRAWIND 2000 |
| Note | - EDGE TRIMS IN-LINE RECOVERY AND REPROCESSING SYSTEM Model R-105 - GRAVIMETRIC DOSING AND FEEDING UNIT 3+2+2+3 -1 FILM OSCILLATOR (ZIG-ZAG) -CONTROL CABINET WITH CENTRALIZED LINE SUPERVISOR SIEMENS MP270V -OPERATOR PANEL WITH LINE SUPERVISOR AND “TOUCH SCREEN” VIDEO DISPLAY; ELECTRIC CABINETS IN AIR CONDITIONED CONTAINER AND LINE WIRING. -TANKS GROUP, PUMPS AND CONNECTIONS FOR COOLING WATER |
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