Foil cast extruder

SML CC/90, 60, 60, 60/2100/650

Layers: 5
Web Width: 1,500 mm

Film thickness range: 10–45 μm
Output:
- 15 μm: up to 745 kg/h
- 17 μm: up to 845 kg/h
- 23 μm: up to 905 kg/h

Final film widths (per bobbin):
- 3 x 500 mm
- 6 x 250 mm
- 3 x 400 mm
- 2 x 750 mm

Coextrusion Structure / Number of Layers: 5 layers
Layer distribution: B / A / D / A / C
Percentage: 10 / 35 / 10 / 35 / 10 %

Raw materials:
- LLDPE: 2.8–5.0 g/10min (190°C/2.16kg)
- VLDPE: 2.8–5.0 g/10min (190°C/2.16kg)

Extruder "A": 90/33 L/D, Maximum LLDPE output: 800 kg/h
Extruder "B": 60/28 L/D, Maximum LLDPE output: 200 kg/h
Extruder "C": 60/28 L/D, Maximum LLDPE output: 200 kg/h
Extruder "D": 60/28 L/D, Maximum LLDPE output: 200 kg/h

Flat die lip width: 2,050 mm
Roll width: 2,100 mm
Chill roll C1 diameter: 1,600 mm
Maximum mechanical speed: 650 m/min

MATERIAL FEEDING AND DOSING "A":
- 1 main component material feed
- 1 additional component material feed
- 1 gravimetric batch dosing system (mounted directly on the extruder, 3 components)

MATERIAL FEEDING AND DOSING "B, C, D":
- 3 main component material feeds
- 6 additional component material feeds
- 3 gravimetric batch dosing systems (mounted directly on the extruder, 3 components each)

Extruder "A":
- SML Single-Screw Extruder SML-ES-90/33
- Tool unit: Manually operated screen changer SML-MF-man/90

Extruder "B, C, D":
- 3 SML Single-Screw Extruders SML-ES-60/28
- 3 Tool units: Manually operated screen changers SML-MF-man/60

Cloeren 5-layer/3-up Stretch Film System consisting of:
- 1 five-layer feedblock FG
- 1 automatic flat die, 2,050 mm (for automatic die control)
- 1 die splitting system for flat die body separation and cleaning
- 1 vacuum box, 2,050 mm
- 1 triple-chamber vacuum box SML-TC/2050mm
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Cooling and take-off unit:
- 1 casting section SML-CS/2100/650
- 1 electrostatic edge pinning device
- 1 thickness measuring unit (X-ray sensor for automatic dies, stretch wrap film)
- 1 recovery system for feeding stretch wrap film with vertical scraptruder for SML 90 mm single-screw extruder
- 1 antistatic pipe
- 1 power supply unit for antistatic pipes

Winding unit:
- 1 Cast Film Turret Winder Series W4000 for stretch wrap films
- Max. end film width: 3 x 500 mm
- Number of turrets: 1
- Number of winding shafts: 4
- Winding shaft diameter: 3"
- Max. mechanical winding diameter (3" bobbins): 400 mm
- Min. winding diameter: 82 mm
- Winding tension: 15–100 N/m
- Contact pressure: 50–500 N
- Cycle time (3" core magazine): 20–25 s
- High-speed Cast Film Turret Winder for stretch wrap film—compatible with 3" air shafts, contact winding mode
- 1 automatic core and roll handling system W4000 4S1T (per turret)
- 1 oscillating frame SML-OF/2100

Control and data logging:
- 1 SML Automatic Control System SML-CS-2/SMILE/4 extruder
- 1 SML Data Logging System: SMILE Process Analyzer
- 1 E-container (20 ft)

Chiller: Frigosystem
Compressor unit: MSD V 30-37

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