用于PVC型材的型材生产线（300x100毫米）

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

A used and functional profile line for rigid PVC-profiles (300 x 100 mm), consisting of:

Twin-screw extruder (parallel)
Manufacturer: WEBER
Type: DS 7.22
Year of manufacture: 1995
Machine no.: DS70-043
Operating hours: 39,000 hours
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, continuously adjustable
Drive motor: DC low-voltage motor, thyristor-controlled
Drive power: approx. 25 kW
Cylinder 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: Busch rotary vane vacuum pump (1.5 kW)
Output capacity, max.: 120-150 kg/h for hard PVC, depending on material
Connected load: approx. 50 kW (without tool)
Special accessories: Mass temperature sensor and mass pressure sensor

Adapter between extruder connection and extrusion tool

Used tool set for a window profile (widening),
consisting of:
- Extrusion tool ‘widening’, incl. heating bands
- Dry calibration
- Vacuum tank approx. 2 m long, with 8 slots for calibration discs
- 16 calibration discs

Vacuum calibration unit
Manufacturer: Uniplast / Greiner
Type: CAL VAK 4P
Year of manufacture: 1992
Machine number: K9209590
Total length: 6500 mm
Vacuum pumps: 4 x Speck vacuum pumps (4.3 kW each)
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Water circulation pumps: 2 x Calpeda (1.1 kW each)

Caterpillar haul-off, incl. attached saw
Manufacturer: Uniplast / Greiner
Type: CAT PUL 2D
Year of manufacture: 1992
Machine number: R 9204546
Haul-off:
Effective contact length: 2000 mm
Pad width: 250 mm
Haul-off force, max.: approx. 25000 N
Speed range: approx. max. 10 m/min.
Profile saw:
HM circular saw blade: Ø 450 mm
Profile cross-section, max.: approx. 300 x 100 mm

Tilting table
Manufacturer: Ide
Type: ME N 52/2
Year of manufacture: 1994
Length: 6000 mm
Support width: 270 mm

Note:
The complet profile line was overhauled in 2020 and has only been in operation for
325 hours since then.