Brückner BOPP / BOPET tenderframe plant

Number of layers 5
Overhaul/renovation 2014 and 2023. PLC and dives upgraded in 2024.
Major mechanical renovation in 2024
Film structure ABCDE
Material BOPP Thickness: 15 - 60 micron Width of film after trim: 6,0 m
Output 3000 kg/h
Width (mm) 6600
Extruder 1 Description tandem of Ø250 and Ø175 mm extruders
Max output: 2500 kg/hr
Extruder 2 Description 2 co-extruders Ø120mm with max. output 380 kg/hr
Filter: 1 candle filter with surface area 4000cm2
Manufacturer: Battenfeld AC drives
Extruder 3 Description 2 satellite extruders Ø90mm with
max output 180 kg/hr Filter: disc filters with a changer
Manufacturer: Mitsubishi AC drives
Head description 5 layer Norson EDI die 810mm
AUTOFLEX VI-R MULTIFLOW V
Thickness controll system Thickness Gauge: Honeywell Measurex System
with a new workstation and software (2013)
Chill roll unit Chill roll 2400mm diam. Air knife . Film and
chill roll drying system Water bath
MDO description Brückner Pre-heating via heat box heated by 2 Eclipse
(800kW each) natural gas burners 6 stretching rolls (oil heated)
4 annealing rolls (oil heated) 4 nip rolll Tension control at
inlet and outlet AC drives

TDO description Manufacturer: Brückner Chain and
chain track model: FOK 4.7 Heating system: Eclipse (200kW)
natural gas burner for every zone (13 zones),
no oil Edge guide system at inlet
Corona treatment Corona treatment station (Sherman)

Rewinder width Kampf non-stop winder
Working width: 7000 mm 40 steel cors

Slitter Slitter Rewinder: Atlas 6600 mm
Note Material feeding equipment
Main extruder: mixing hopper, raw material feeder, regranulate feeder,
2 additives feeders
Co-extruder: raw material feeder + 4 component gravimetric system Satellite extruder: raw material feeder Silos: 10 silos 30 tons each Trane
Chiller Herbold schredder All control