Friday, February 15, 2013

Altek - Provera 3 Layer Stretch Film Extrusion Line

- Film structure: ABC (foreseen for extension to 4 layers ABCD)


- Material: LLDPE stretch film

- Film width (mm): 2000

- Speed (m/min): 700 mpm mechanical; 600 mpm production

- Output (Kg/hr): 10000



Extruder A Screw diameter: 120 mm L/D 30

- RPM screw 100

- Motor power 205 KW

- Heating power 86 KW

- Output 650 Kg/hr

- Hardness screw and barrel 63HRC



Extruder B Screw diameter: 160 mm L/D 30

- RPM screw 100

- Motor power 340 KW

- Heating power 125 KW

- Output 840 Kg/hr

- Hardness screw and barrel 63HRC



Extruder C Screw diameter: 80 mm L/D 30

- RPM screw 100

- Motor power 94 KW

- heating power 40 KW

- Output 300 Kg/hr

- Hardness screw and barrel 63HRC



Head description:

- Head Type: L13 RB CN BA

- flex lip with thermo bolts every 25 mm for profile adjustments

- 94 thermo bolts with electric heater 150 W each

- Lip finishing with Ra<0>
- lip gap 0,1-1 mm

- Thermo regulation zones: 11

- Vacuum Box; Feed block 4 layers A/B/C/D; edge pinning;

- Die width (mm): 2400

- Chill roll unit: 2 chill rolls width 2500 mm: 1st 1000 mm diameter, 2nd 450 mm diameter; cleaning roller

200 mm diameter; Chill roll height adjustable; Each chill roll driven by independent motor;

Thickness control system Automatic.



For more details on Altek - Provera 3 Layer Stretch Film Extrusion Line click here

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