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Heidenreich & Harbeck Hamburg 840

Heidenreich & Harbeck Hamburg 840
Condition: Used
Year of construction: 1970, geometrically overhauled in 2023

Technical specifications:
Swing diameter over bed: 840 mm
Swing diameter over cross slide: 520 mm
Gkodev N T Smepfx Ahuec
Center distance: 1500 mm
Center height: 420 mm
Motor power: 11 kW
Bed width: 600 mm
Spindle bore: 127 mm
Longitudinal feeds: 0.08 - 2.8 mm/rev
Cross feeds: 0.04 - 1.4 mm/rev
Quill stroke: 300 mm
Spindle speed: 7.1 - 1400 rpm
Weight, approx.: 6500 kg
Dimensions, approx.: 4000 x 2200 x 1800 mm

Equipment:
- Forkardt 3-jaw lathe chuck, D = 400 mm
- 3-axis digital readout
- Quadruple tool post

Scope of partial overhaul:
- Machine partially disassembled and repainted
- Guideways ground on both sides (Z-axis, Z-axis, and X-axis)
- Tailstock sleeve hard-chromed and ground (inside/outside)
- New stainless steel back plate

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