BRUCKNER 3 LAYER  BOPP LINE YEAR 1986

 

Used second hand Brückner 3 layer BOPP line
Mfc.: Brückner   Type:  3 layer BOPP line   Built:   1986
Major renovations made in 1994 to increase the line speed /output.
Max. output: 600 kg/h Capacity: 4800 T/annum
Final film width: 4800 mm Divided to 3 separate winders with working width of 2200 mm
Film thickness range:  20 - 35 microns  Produced films type:  Transparent films
It is still in production if you want to see it operation.
The line main specifications is:
Machine manufacturer:  Brückner  Type: 3 layer BOPP line  Mfc.: 1986  
Year of operation:  1990  Revamped:  1994  Capacity: 4800 t/year  
Max. output:  600 kg/hr  Max. speed:  design 160 m/min  Production:  150 m/min.
Final film width: 4800 mm  Divided to 3 separate winders with working width of 2200 mm
Film thickness range:  20 - 35 microns Produced films type:  Transparent films
Machine description:
Main extruder:  Mfc.: Barmag  DC drive   L/D=33
Metering pump:  Mfc.: Barmag  DC drive
Main filtter:  LLF-12  Mfc.: Barmag  Surface area 1.2 m²  
Oil heating system + 1 stand by electrical heating station and 1 spare filter
CO-extruders:  2 CO extruders with max. output=45 kg/hr., DC drive  
Double filters with surface area = 100 cm²/unit
Flat Dye:  Mfc.: Simplas  3 layers Slot opening =750 mm
Casting unit:  Chill roll + air knife + film & chill roll drying + water bath
MDO (machine direction orienting unit)  Mfc.: Bruckner  8 pre heating rolls 
6 drawing rolls  2 annealing rolls & 3 nip rolls     tension control at inlet and outlet
-Oil heating system for the rolls including pumps, control valves, etc.
- DC drive , stretching value up to 5 times
TDO ( Transfer direction orientation)  Mfc.: Bruckner
Chain and chain track model:  FOK 4-4-1
Heating system: Circulating oil via individual heating system/ zone (heat exchanger, fans, control valves, etc).
Edge guide system at inlet
Mechanical speed =170 m/min  Production speed up to 150 m/min
DC drive PRS with edge trim on line recycling unit and 2 corona treatment stations
DC drive Corona power = 50 kW / station 
WINDERS: Working width = 4800 mm  Divided to 3 separate winders with max. working width 2200 mm.
Core:  Steel cores with max. diameter = 750 mm with film