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KELLENBERGER 1000U BEMA Advance R

Grinding diameter: 250, 350, 450 mm
Grinding length: 1,000 mm
Centre height: 125, 175, 225 mm
Grinding wheel diameter: 400 mm
Grinding wheel width: 50 mm
Bore: 127 mm
Workpiece spindle taper: MK5
Workpiece spindle speed: 20–400 rpm
Workpiece headstock swivelling: 360°
Grinding headstock swivelling: 180° ±
Grinding spindle speed: 1,500, 1,700, 2,200 rpm
Incremental infeed: 0.001–0.030 mm/Ø
Continuous infeed: 0–0.95 mm/Ø
Table swivelling: ±8°
Longitudinal table movement: 1,300 mm
Table feed rate: 0.02–6 m/min
Workpiece weight between centres: 130 kg
Max. workpiece weight (unsupported): 130 kg incl. clamping
Internal spindle mounting: 70 mm
Total power requirement: 6.5 kW
Machine weight approx.: 2.5 t
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Space requirement approx.: 4.2 x 2.0 m
Photo shows similar machine with 225 mm centre height

Version R: Machine equipped with central lubrication and roller guideway in the X-axis flat guide, as well as air lift in the grinding headstock.

- Digital display on 2 axes. X-axis resolution: 0.5 µm

Options:
- Rotary encoder with digital readout on workpiece headstock
- Rotary encoder with digital readout on grinding headstock (height adjustment by spindle not possible)
- New robust internal grinding attachment, diameter 80 mm or 100 mm, with height adjustment
- Increase of centre height to max. 225 mm
- Variable speed control for grinding spindle

Includes:
- Operating tools
- Clamping sleeve for chuck

Further accessories available on request.

The machine tool currently does not meet the basic safety and protection requirements as specified in the German Industrial Safety Regulation (BetrSichV 2015).
A risk assessment pursuant to BetrSichV is required to determine whether the minimum safety objectives can be increased accordingly.

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