Brampton 5 layers Blown film extrusion line

Number of layers 5
Overhaul/renovation Comprehensive renovation in 2019,
which included new drives, PLC and HMI. new screws and barrels,
Pancake head.
Renovation amounted to an investment exceeding 600.000 USD
Film structure ABCDE
Material Structures with PE, EVOH, PA
Output (Kg/h) 180-340 kg/h depending on materials

Extruder 1 Layer ref: A
Screw diam 1 90mm (3, 1/2 "), L/D 24:1, smooth bore,
Barrier screw with maddox
Description 1 Maguire gravimetric blender 6 comp,
lever type screen changerr, possibility of Nitrogen through hoppers

Extruder 2 Layer ref: B
Screw diam 2 50mm (2") L/D 30:1, smooth bore with maddox
Description 2 Maguire gravimetric blender 4 comp,
lever type screen changerr, possibility of Nitrogen through hoppers

Extruder 3 Layer ref: C
Screw diam 3 50mm (2") L/D 30:1, smooth bore with maddox
Description 3 Maguire gravimetric blender 4 comp,
lever type screen changerr, possibility of Nitrogen through hoppers

Extruder 4 Layer ref: D
Screw diam 4 50mm (2") L/D 30:1, smooth bore with maddox
Description 4 Maguire gravimetric blender 4 comp,
lever type screen changerr, possibility of Nitrogen through hoppers

Extruder 5 Layer ref: E
Screw diam 5 63mm (2, 1/2 ") L/D 30:1, smooth bore with maddox
Description 5 Maguire gravimetric blender 4 comp, lever type screen changer, possibility of Nitrogen through hoppers

Head description Pancake type extrusion head,
distribution approx: 50-10-10-10-20%, IBC,
Automatic width control via IBC, machine available with 3 air rings:
a. Macro dual lip year 2008
b. Brampton dual lip Challenger
c. Addex dual laminflow

Die diam (mm) 355mm (14") gap 2.2mm (0,09")
Thickness controll system Automatic thickness profile control
Addex IGC, thickness gauge NDC accuprobe gamma (mounted on bubble)
Bubble cage yes
Take off unit Oscillating, nylon rollers on collapsing frames,
oscillation time 8-10 min
Rewinder Type Double back to back
Rewinder description Brampton turret back to back winder.
2 direction winding. 3 and 6" cores