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KELLENBERGER R125-600

Grinding diameter: 250 mm
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Grinding length: 600 mm
Centre height: 125 mm
Grinding wheel diameter: 500 mm
Grinding wheel width: 80 (100) mm
Bore: 203.2 mm
Workpiece spindle taper: MT5
Workpiece spindle speed: 20–400 rpm
Workpiece headstock swivelling: +/- 360°
Grinding headstock swivelling: +/- 0°
Infeed stepwise: 0–9.99 mm/diameter
Infeed continuous: 0–9.99 mm/diameter
Table swivel: +/- 10°
Table longitudinal travel: 700 mm
Table feed speed: 0.02–6 m/min
Workpiece weight between centres: 130 kg
Max. workpiece weight – overhung: 130 kg incl. clamping
Cross travel: 270 mm
Tailstock quill taper: MT3
Quill travel: 30 mm
Total power required: 5.5–7.5 kW
Machine weight approx.: 2.7 t

As the global leader in Kellenberger overhaul/retrofit, we are not only able to deliver machines in new-machine quality with warranty, but can also offer you service for your machines.

Overhauled according to Kellenberger guidelines, including new, modern, and future-proof control system.

Photo shows a machine already delivered.

- The touch-panel operation is extremely user-friendly.
- The symbols on the control panel are virtually identical to those on the original system, so no retraining is required.
- Diagnostic functions provide SPS messages and digital I/O display.
- Dressing function can be upgraded or customised as per customer requirements.
- Oriented spindle stop for the workpiece spindle available upon request.
- New maximum infeed amount: 40 mm, expandable on request.

- Digital readout in 2 axes. X-axis resolution: 0.5 µm.

Options:
- Rotary encoder with digital readout on the workpiece headstock
- Rotary encoder with digital readout on the grinding headstock (no height adjustment possible with spindle)
- New stable internal grinding device with diameter 80 mm or 100 mm, including height adjustment
- Increase of centre height up to a max. of 225 mm
- Speed control for grinding spindle

Included:
- New DGS paper band filter
- Operating tools
- Clamping sleeve for chuck

Additional accessories available upon request.

The machine features an electronically controlled infeed system on the X-axis with stepper motor drive.
Hydraulic longitudinal and rapid traverse table movement.
Versatile use in production for external and internal cylindrical grinding, or for simultaneous external, face, and internal grinding in one setup for single parts.

Possible options:
- Semi-automatic dressing cycles for external and internal grinding
- Automatic dressing compensation
- Measuring control

Please note:
The machine tool does not currently meet the fundamental safety and protection requirements as specified by BetrSichV 2015 (German Operational Safety Ordinance).
A risk assessment in accordance with BetrSichV must be carried out to determine an increase of the required minimum protection target.

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