2004 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