COX 015 – BRUECKNER BOPP Coextrusion Line 8200 mm (year 2004) incl. ATLAS Slitter-Rewinder
3 layers
Thickness: 15 – 60 micron
Width: 8,2 m
Max output: 4500 kg/hr
Max mechanical speed: 450 m/min
Line start-up date: 2005
Produced film type: Packaging film
Description
Specifications
3 layers
Thickness: 15 – 60 micron
Width: 8,2 m
Max output: 4500 kg/hr
Max mechanical speed: 450 m/min
Line start-up date: 2005
Produced film type: Packaging film
Extrusion
Cascade main extruder, manufacturer: Bandera, AC drive, L/D=23,5
Metering pump, manufacturer: Bandera, AC drive
Main filter: LLF-37, manufacturer: Bandera, Surface area 4,1 m2
Electrical heating system, 74kW. One insert for production,
one insert as stand-by, including assembling device
Co-extruders, 2 co-extruders with max. output 380 kg/hr, AC drive
Included with double filters with surface area: 301cm2/unit
Die
Manufacturer: Simplas
Symmetrical design with three coat hangers
3 layers
Slot opening: 1140 mm
Casting Unit
Chill roll
Air knife
Film and chill roll drying system
Extended water bath
MDO (Machine Direction Orienter)
Manufacturer: Brückner
20 pre-heating rolls
6 stretching rolls
4 annealing rolls
8 nip rolls
Tension control at inlet and outlet
AC drive
Stretching ratio 1:1 – 1:8
TDO (Transverse Direction Orienter)
Manufacturer: Brückner
Chain and chain track model: FOK 4.4.5
Heating system: circulating oil via individual heating system / zone
(heat exchanger, fans, control valves … oil boiler, etc)
Edge guide system at inlet
Pull Roll Stand
Edge trim on-line recycling unit
2 corona treatment stations
AC drive
Winder
Working width: 8200 mm
Core: Steel cores, 9000 mm length, max. mill roll diameter: 1350 mm
Control system
Fully integrated system PLC with operator workstations
Thickness Gauge
Measurement range: 5 – 100 µm
Radioactive nuclide: Promethium 147
Raw Material
Material feeding equipment
o Pneumatic conveying system
o Cyclone to separate resin and conveying air
o Metal separator
o Mixing hopper
o Suction conveying for Co-Extruder
Edge trim recycling
Edge trim grinder
Conveying fans