Brückner BOPP Extruders
EUROPE (Western and Northern)
Number of layers: 3
Overhaul/renovation: several
Film structure: ABC
Material: BOPP
Output: 2500 kG/H
Width (mm): 7400
Extruder 1 Description: 1 X 200 MM diam L/D 21 + 1 sequence 1 x 250 L/D 20
Extruder 2 Description: 1 x90 coex
Extruder 3 Description: 1 x 90 coex
Head description: 7 heating zones – 45 Kw heating power – lips 1,7 – 3,5 mm
Die width: 1054 mm
Thickness control system: automatic SIMPLAST head by 37 heating bolts Two thickness controls new by Electronic system
Chill roll unit: width 1400 mm diam 2.400 mm
MDO description: pulling unit thermo heated calenders, rollers width 1200 mm
MDO ratio 1: 1/ 10:1- slow section 2 x 60 m/ min ;high speed section 9 x 250 m/min
Preheating calenders 18 , 6 pulling rollers , 2 stabiizing rollers
TDO description:
Max stretch in width 8500 mm, effective max width capacity 6700 – 7500 mm, 7 heating zones by air blowers and thermo oil heaters
Corona treatment: yes two corona treaters
Flame treatment: Yes
Rewinder width: 7200 mm
Rewinder description: Diam mandrels 450mm.
Length mandrels 7800mm.
Winding speed 250m/min.
Film tension 150/700N. 2 alternating winding stations approx 40 shafts for rewinder
Slitter: year 1988, 7200 max width film
Diam unwinder 1000mm – 900 diam rewinder. 200 mm min cut. 2000mm max cut. Speed 800m/min
Additional Information:
Trim exhausting grinding and recirculating unit
Upgrade with track and chain fok4.4.7
New Simoreg drives of all motors in 2007 2 corona top treaters
Available large set of spare parts as screws Rollers of MDO