Co-Extrusion, Multi layer Blown Film Lines
For Product Development, Quality Control, etc.
Options for the Blown Film Attachments
- Variable Speed Blower
- Edge guide controls
- Tension control nip rolls
- Tower height adjustment from 2 m to 6 m
- Bobbin-free pneumatic expansion windup shaft.
- Closed Loop control
- Pressure and Melt Temperature Transducer for Screen Changer
- Bobbin-free pneumatic expansion windup shaft.
- Uses LF-250, LF-400 or LF-600, LF-700 blown film attachments
- Uses from 20 mm up to 60 mm, 30:1 single screw extruders.
- Motorized tower height adjustment is optional.
- Single channel cooling ring is standard (Dual flow air ring optional)
- Nip rolls and guide rolls: from 250 mm wide (LF-250) up to 700 mm wide (LF-700) Layflat film width: 200 mm to 650 mm with an optional side slitter, un-folder to produce single layer films up to 1300 mm layflat for larger production tests, etc.
- Die orifice: 40 mm to 120 mm diameter
- Die opening: 0.8 mm (std) (other sizes available up to 1.5 mm)
- Nip rolls (top of tower) can be water cooled (option)
2 to 9 layer Blown Film Extrusion Systems for Laboratories
7 Layer Blown film with 600mm Tower & 25mm Extruders
3 Layer 250mm Wide Co-Ex Blown Film with 12.5mm Extruders
9 Layer Blown film Line, 600mm wide, with (2) 30mm, (7) 20mm Extruders, Gravimetric Layer Control, Vacuum Loaders.
