W&H ( Windmöller & Hölscher ) Varex Film Blowing Machine

Number of layers 9
Material Barrier film
Film Width 2200

Extruder 1 Layer ref: 2 EXTRUDERS LAYER A AND B
Screw diam 60mm L/D30
HPS- Screws. Corrosion resistant chromium steel execution .
AC drive. Motor 60KW , screw RPM 200 . Bimetal barrel. 4 heating zone .
Contrac control .Temperature control for grooved feeding section up to 260 C.
Hydraulic screen changers. Gravimetric dosing system

Extruder 2 Layer ref: 2 EXTRUDERS LAYER C AND D
Screw diam 60mm L/D30
HPS- Screws. Corrosion resistant chromium steel execution . AC drive.
Motor 60KW , screw RPM 200 . Bimetal barrel. 4 heating zone .
Contrac control .Temperature control for grooved feeding section up to 260 C.
Hydraulic screen changers. Gravimetric dosing system

Extruder 3 Layer ref: E
Screw diam 70mm L/D30
HPS- Screws. Corrosion resistant chromium steel execution .
AC drive. Motor 82KW , screw RPM 180. Bimetal barrel. 4 heating zone .
Contrac control .Temperature control for grooved feeding section up to 260 C.
Hydraulic screen changers. Gravimetric dosing system

Extruder 4 Layer ref: F
Screw diam 60mm L/D30
HPS- Screws. Corrosion resistant chromium steel execution . AC drive.
Motor 60KW , screw RPM 200 . Bimetal barrel. 4 heating zone .
Contrac control .Temperature control for grooved feeding section up to 260 C.
Hydraulic screen changers. Gravimetric dosing system

Extruder 5 Layer ref: G
Screw diam 60mm L/D30
HPS- Screws. Corrosion resistant chromium steel execution . AC drive.
Motor 60KW , screw RPM 200 . Bimetal barrel. 4 heating zone .
Contrac control .Temperature control for grooved feeding section up to 260 C.
Hydraulic screen changers. Gravimetric dosing system

Extruder 6 Layer ref: H
Screw diam 60mm L/D30
HPS- Screws. Corrosion resistant chromium steel execution . AC drive.
Motor 60KW , screw RPM 200 . Bimetal barrel. 4 heating zone .
Contrac control .Temperature control for grooved feeding section up to 260 C.
Hydraulic screen changers. Gravimetric dosing system

Extruder 7 Layer ref: I
Screw diam 60mm L/D30
HPS- Screws. Corrosion resistant chromium steel execution . AC drive.
Motor 60KW , screw RPM 200 . Bimetal barrel. 4 heating zone .
Contrac control .Temperature control for grooved feeding section up to 260 C.
Hydraulic screen changers. Gravimetric dosing system

Head description
Model Maxicone 400 /550mm die range. Die lip heating , Multi cool air ring .
Automatic Profile Control. Optifil P 2 K . IBC. Gap 1.25. 2.25mm

Die diam (mm) 550mm
Bubble cage Variocage size 740-2200mm. Centered and diameter, electronic adjustement
Panel for gussets No
Take off unit MULTINIP Film Haul-off system , Design oscillating type . Speed: 120 M/MIN : NOSTIC PACKAGE
Corona treatment Yes, AFS suitable also for barrier film. Power 10 kW
Web guide Edge guide
Rewinder Type Double.
Rewinder max reel diameter 1030mm

Rewinder description
Filmatic S model .Ultrasonic sensor for web edges.
Surface/center winding with also gap winding mode without lay on roller.
Anti static system. 6 inline slitting . Edge trim and station.

Note
9 Module G gravimetric dosing system. Web break monitor.
Film Cooling system Bubble collapsing unit with CRP path rollers
in an extended design Path roller insulation for the path rollers
of the collapsing station Path roller insulation for the path rollers
of the cedge guide assembly 10 separate path rollers
for film tube widths up to 2200mm
Easy change package automatic size change over during production