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BÜLTMANN

RAW MATERIAL - TUBE
.. Maximum outer diameter: 90 mm
.. Maximum length: 14,000 mm

MACHINE SPECIFICATIONS - DRAW BENCH
.. Drawing force: 250 kN
.. Maximum number of parallel pulls: 3

For Sale: High-Performance Triple Draw Bench GKZ 250 / 3-19R – Precision, Performance and Reliability

Offered for sale is a triple draw bench of the type GKZ 250 / 3-19R from Bültmann Maschinenbau GmbH & Co. KG, a renowned manufacturer of high-quality tube drawing technology. The system stands out due to its robust construction, high drawing force, and flexible application for a wide range of tube dimensions and materials.

Technical Data:

Year of manufacture: 1987

Manufacturer: Bültmann Maschinenbau GmbH & Co. KG

Location: Hall 7 / 8

Footprint: 6 x 35.5 m = 213 m²

Installed power: 355 kW

Operating staff: 1 person

Performance Features:

Number of tubes per pass: 1, 2 or 3

Initial tube outside diameter: 8 – 90 mm

Initial tube length: 3,000 – 11,000 mm

Finished tube wall thickness: 0.5 – 4.0 mm

Finished tube length: up to 14,000 mm

Max. drawing force:
250 kN at 6 m/min
250 kN at 60 m/min
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186 kN at 90 m/min

Return speed: 180 m/min

Noise emission: < 85 dB without material

Equipment & Components:

Tube pre-loader and magazine

Pre-bench with mandrel bars

Die holder with quick-change cassette

Drawing bed with drive

Drawing carriage with closing clamp

Transversely movable tube reception table

Tube troughs, operator platform, hydraulic power unit, mandrel bar magazine

Hydraulic system: Rexroth

Pneumatics: Festo

Electrics / Controls: Siemens

Special Features:

This triple draw bench has been regularly maintained and is in well-kept condition. Thanks to its modular construction and high performance, it is ideal for companies wishing to carry out precise and cost-effective tube drawing operations – from single pulls to serial production.

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