OVERBECK 250 I – Year 1975
Max. Workpiece clamping diameter 140 mm
Max. Workpiece clamping length 250 mm
Grindable bore length 160 mm
Grindable bore diameter 0.8-90 mm
Max. Workpiece weight 15 kg
Center height 90 mm
Workpiece spindle speed stepless 112-1000 min-1
Swivel range of workpiece headstock 50 ° on both sides
Inner taper of the workpiece spindle MK 4
Speed of grinding spindle 10000 – 175000min.-1
Infeed 0.001 – 0.01 mm
Required space: 2800 x 2500 mm
Power requirement with HF converter 3.8 kW
Weight including HF converter 1450 kg