Macchi Blown Film Extrusion Line

Number of layers: 7
Material: Barrier film with PA, PE, EVOH polymer, 35 to 350microns, further specialties additives for anti fog, peel able, anti UV screen etc
Film width: 1800
Output: 350kg/h

Extruder 1 layer: A
Screw diameter 1: 65
Description 1: LD30, gravimetric dosing unit make Doteco 4 components, AC motor, hydraulic screen change

Extruder 2 layer: B
Screw diameter 2: 55mm
Description 2: LD30, gravimetric dosing unit make Doteco 2 components, AC motor, hydraulic screen change

Extruder 3 layer: C
Screw diameter 3: 55mm
Description 3: LD30, gravimetric dosing unit make Doteco 2 components, AC motor, hydraulic screen change

Extruder 4 layer: D
Screw diameter 4: 65mm
Description 4: LD30, gravimetric dosing unit make Doteco 2 components, AC motor, hydraulic screen change

Extruder 5 layer: E
Screw diameter 5: 55mm
Description 5: LD30, gravimetric dosing unit make Doteco 2 components, AC motor, hydraulic screen change

Extruder 6 layer: F
Screw diameter 6: 55mm
Description 6: LD30, gravimetric dosing unit make Doteco 2 components, AC motor, hydraulic screen change

Extruder 7 layer: G
Screw diameter 7: 65mm
Description 7: LD30, gravimetric dosing unit make Doteco 4 components, AC motor, hydraulic screen change

Head: 7 layer head, ceramic resistors IBC with auto thickness control, dual flow air ring, air ring with auto thickness profile adjustment
Die diameter: 500mm
Thickness control: automatic profile control, gauge make Kundig installed after take off
Bubble cage: motorized control
Take off unit: oscillating
Corona treatment: Martignoni
Web guides
Rewind: double back to back
Rewind maximum reel diameter: 1200
Rewind: Macchi Bo Plus, drive axial or contact, possibility of gap or contact winding
Auto gel detection control: E+L