Profilová linka na PVC profily (300x100 mm)

Weber & Uniplast/Greiner DS 7.22 & CAL-VAK-4P & CAT-PUL-2D

A used and fully functional profile extrusion line, consisting of:

Twin-screw extruder (parallel)
Manufacturer: WEBER
Model: DS 7.22
Year of manufacture: 1995
Machine no.: DS70-043
Operating hours: 39,000 h
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Screw diameter: 70 mm
Effective screw length: 22 x D
Screw geometry: for rigid PVC profiles
Torque: 4,500 Nm per screw
Screw speed: max. 40 rpm, infinitely variable
Drive motor: DC low-voltage motor, thyristor-controlled
Drive power: approx. 25 kW
Barrel heating/cooling zones: 5/3 (air cooling with fan)
Adapter heating zone: 1
Tool heating zones: 5
Control: conventional control with digital temperature controllers
Degassing: rotary vane vacuum pump Busch (1.5 kW)
Output capacity, max.: 120–150 kg/h with rigid PVC, depending on material
Connected load: approx. 50 kW (without tooling)
Special accessories: melt temperature sensor and melt pressure sensor

Adapter between extruder connection and extrusion die

Used die set for a window profile (expansion), consisting of:
- Extrusion die "expansion", incl. heating bands
- Dry calibration unit
- Vacuum tank approx. 2 m long, with 8 slots for calibration discs
- 16 calibration discs

Vacuum calibration unit
Manufacturer: Uniplast / Greiner
Model: CAL VAK 4P
Year of manufacture: 1992
Machine number: K9209590
Total length: 6,500 mm
Vacuum pumps: 4 Speck vacuum pumps (each 4.3 kW)
Water circulation pumps: 2 Calpeda pumps (each 1.1 kW)

Caterpillar haul-off, incl. integrated saw
Manufacturer: Uniplast / Greiner
Model: CAT PUL 2D
Year of manufacture: 1992
Machine number: R 9204546
Haul-off:
Effective contact length: 2,000 mm
Pad width: 250 mm
Max. haul-off force: approx. 25,000 N
Speed range: up to approx. 10 m/min
Profile saw:
TCT circular saw blade: Ø 450 mm
Max. profile cross-section: approx. 300 x 100 mm

Tilting table
Manufacturer: Ide
Model: ME N 52/2
Year of manufacture: 1994
Length: 6,000 mm
Support width: 270 mm

Note:
The complete line was overhauled in 2020 and has only been operated for 325 hours since then.

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