Bruckner-Dornier, 1994, BOPP Film Line, 3 Layers, 8400mm Web Width

Overview

1. Bruckner - Dornier three-layer BOPP film line, year 1994

2. Film structure ABC

3. Material BOPP

4. Web width 8,400 mm (330.7 in)

Output and Capacity

1. Design speed 350 m/min (1,150 ft/min)

2. Extruder melting capacity 4,800 kg/h (10,600 lb/h)

3. Produced in the past approximately 23 kilotons per year

4. Actual output depends on the specific product mix and on uptime

Extruders

1. Extruder 1: Mitsubishi cascade extruder, 250 mm (9.8 in) diameter, feeding and mixing system, 5 large hoppers

2. Extruder 2: Barmag single screw, 180 kg/h (397 lb/h), Ktron two-component gravimetric doser

3. Extruder 3: Barmag single screw, 180 kg/h (397 lb/h), Ktron two-component gravimetric doser

Die and Thickness Control

1. EDI Autoflex IV die head, die width 1,168 mm (46.0 in)

2. Two thickness gauges, one after the chill roll and one on the pull roll unit, make FAG, radiation source Strontium 90

3. Automatic thickness profile control on the die head

Chill Roll Unit

1. Bruckner chill roll, 2,600 mm (102.4 in) diameter, in a water bath with water degassification system

Machine Direction Orienter

1. Bruckner, 16 preheating cylinders

2. 4 stretching nips

3. 4-roller annealing

Transverse Direction Orienter

1. Dornier 9-roller HS clips with roller bearings

2. Ventilation of the transverse direction orienter renovated in 2020 with new AC motors and inverters

Surface Treatment

1. Bottom corona treatment

2. Top and bottom flame treatment, make Esseci

Rewinder and Slitter

1. Kampf turret winder with automatic reel unloading system, rewinder width 8,300 mm (326.8 in)

2. Goebel Monslit slitter, maximum width 8,400 mm (330.7 in), maximum input reel diameter 1,200 mm (47.2 in)

3. Rewinder with independent center-driven winding stations, maximum winding width 2,300 mm (90.6 in), 14 winding arms

Also Included

1. Silos

2. Oil oven

3. Roof crane