Brückner, Dornier 5 layers BOPP / BOPET extrusion machine

Number of layers 5
Film structure ABCBD
Material BOPP
Output 350 m/min

Extruder 1
A- single screw extruder, Make Barmag. output approx 200kg/h, K-tron gravimetric dosing system

Extruder 2
B- single screw extruder, Make Barmag. output approx 900kg/h, K-tron gravimetric dosing system
Extruder 3
C - Main extruder. Cascade type. Make Mitsubishi. output 4.400 kg/h. K-trom gravimetri c doser

Extruder 4
D- single screw extruder, Make Barmag. output approx 200kg/h, K-tron gravimetric dosing system

Head description Automatic die make Cloren mod: Epoch IV
Die width 1220mm
Thickness controll system Automatic.
2 thicknes gauges, one after casting and one after stretching.
FirstThickness gauge make FAG, beta rays with Strontium 90 source,
Second thickness gauge make FAG/Thermofisher ,
beta rays with Prometium 147 source
Chill roll unit Water bath type chill roller. diam 2600mm
MDO description 29.4 m pre heating ,15.7m stretching, 25.8m anealing
TDO description Make dornier with 9 roller HS clips
Corona treatment yes, Softal
Flame treatment yes. Make Esseci
Rewinder width 8300mm
Rewinder description max 1200mm