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WELLMAN 4000 TONS ALUMINUM EXTRUSION PRESS

- Year of Make: 1969
- Rebuilt by Danieli Breda approx 2003 (new crosshead and moving stem were made, front plate and columns were changed, and a new loader was installed)

- Originally built as a 35 MN Press, it is now running at 37.1 MN maximum with possibility up to 38.0     MN maximum.
- Second refurbishment in 2008

- Press run with five cylinders (main cylinder, side cylinders and pull-back cylinders)
- Billet Dia: 11” (container 280 mm)
- Max Billet length: 1,100 mm
- Billet loader and moving stem, hydraulic butt shear
- Container has temperature control with heating and cooling
- Tool stack 590 x 590 mm
- Press control PLCs mainly from Allan Bradley (PLC – 5)

Billet handling:
- Automatic log storage with billet saw, two piece welding (friction stir) and chip compactor.
- Capacity ca. 600t with 272mm billet. Delivered in 1999
- Two induction billet heaters in series, one base heater to 250 – 350 C (one spare coil Guntmag) and a 4 sone coil taper heater up to typically 480C (two spare coils for the taperheater).
- Both heaters delivered by Banyard LTD.
- Capacity up to 6000 kg/h

Die handling:
- Die oven delivered in 2010. Automatic handling of dies with 4 buffer positions.
- Electrical heated with 8 chambers each with 2 positions for dies up to 590 mm diameter
- Possibility for overshoot heating to reduce cycle time.
- Sandblaster from year 1998. Rinsing bath and various handling equipment delivered by ITK.
- Die crane: 5 ton traverse crane which cover the press area.

Profile handling:
- Profile quench delivered in 1999. Including both air, water spray and standing wave.
- There are 2 air fans and 3 Grundfors water pumps plus one large water pump for the standing wave.
- Double DC puller with flying saw delivered by ILM Smith in 1989.
- Run length about 55m. Run out length for profile.
- Cooling table, 1987.
- Stretcher, 1986. Stretching force 100 ton, clamping force 90 ton
- Profile saw, 1996. Maximum saw width 1200mm and height 220mm
- Saw mounted underneath the table. Saw end-stop from 1992.

Ageing:
- There are 2 electrically heated ageing ovens with floor transport.
- One smaller for 4 skips, each 14 m long.
- One larger oven for 6 skips up to 16.2m long, alternatively with 2 shorter skips in the length.
- There is asbestos insulation that have been enclosed.

Spare parts:
- Container: Two spare containers. One with length 1050mm, and one with 1100mm. Both relined at the moment.
- Stem: One spare stem.
- Mainpumps: One mainpump, which have been run for a few years.
- In addition to that there is spindles to the saw, gears for loader and cooling table, a lot of different   electric motors.
- Different valves for the hydraulic system etc.

Excluded:
- Extrusion dies and tooling.
- Standard bolsters (590 x 281 mm) could be available.

Ref : 9114