Macchi Coex Flex 3 Blasfolienanlagen

Material type:
LDPE, LLDPE, mLLDPE, HDPE, PP, regranulate
Machine dimensions (LxWxH):
16 X 5 X 10.5 m
Min/Max final Film width:
900 / 1700 mm
Film thickness:

27–200 µm
Capacity:
Up to 240 kg/h
Line speed:
0–150 m/min
Screw diameter:
55/65/55
Layer ratio:
Up to 25/50/25 %
L/D ratio:
30/1
Number of heating zones:
3 for 55 mm and 4 for 65 mm (1 zone per screen)
Dosing system:
Doteco Grado; 3 units with 4 components each; centralized vacuum pump (added later); all scales fully serviced last year; new software and external touch screen; neck (before extruder) with additional magnets
Electronics:
Siemens, ABB
Software:
Macchi’s; full control via touch screen (replaced 3–4 years ago)
Die head with IBC:
280 mm; 2.4 mm gap (3 heating zones); TE502 model with air ring extension
Internal cooling balloon diameter control (IBC)
Ultrasonic sensor (1 unit); JET internal cooling system
Air ring:
Karat, with 3 air inlets, 45 segments (valves), with integrated thickness control
Air ring blower:
YES
Thermoregulation chiller:
YES (Eurochiller)
Bubble cage:
YES; rollers with silicone cover; motorized electronic control; secondary cage with motorized open/close and adjustment
Thickness control:
K design (Karat, Kundig K-150); contact system integrated with air ring
Collapsing frame:
Free aluminum rollers
Rotation:
Nip roller 1800 mm (max film width 1700 mm); motorized open/close; speed control motor; other free rollers in aluminum; 2 ceramic air rollers for cooling
Water-cooled rollers after nip roller:
/
Film centering:
2 ultrasonic sensors (Five)
Corona treatment (double-sided):
YES (F&B); above winders; 8 kW generator; ozone extractor and film detector; 10 mm electrode width
Winders:
Back-to-bac
Winder model:
Model BO; nip roller 1800 mm (max film width 1700 mm); manual shaft placement; max roll diameter 1000 mm; trim and multiple output rolls; film tension and winding control; 2 banana rollers; ‘flying knife’ (new Origa knife installed a few years ago); electric panel included
Shafts:
4 x 76 mm and 4 x 152 mm
Trim suction:
YES; includes Supergrillo regranulation system
Frame construction:
YES
Installed power:
Approx. 150–200 kW (400 V, 3-phase