Center grinders

Comparison of BUB 50 CNC and BUC 63 CNC :
Property BUB 50 CNC BUC 63 CNC
Orbital Diameter 320 / 400 / 500  mm  630 / 850 mm 
Distance between spikes 1000, 2000, 3000 mm 2000, 3000, 4000, 5000 mm
Grinding wheel 500/380 x 100 x 203 mm 750/570 x 100 x 305 mm
Peripheral speed grinding wheel 35 (45) m/sec 45 m/sec
Minimum feed of the grinding wheel based on diameter 0.001 mm  0.001 mm 
Minimum table feed  0.005 mm 0.005 mm
Grinding headstock rotation +/- 30 ° +30 °/-10°
Working headstock rotation 90 °  90 ° 
Table rotation +6°/-4° +6°30´/-5°
Max weight of the ground piece 500 kg  
Max. weight of the piece to be ground, incl. fixture 100 kg  
Max. workpiece weight between centers   3000 kg
Taper in working headstock Morse 5 Morse 6
Taper in tailstock Morse 5 Morse 6
Speed working headstock 8 - 500 rpm continuously 5 – 126 rpm continuously
Table feed speed 0.05 – 6 m/min continuously 0.05 – 6 m/min continuously
Working headstock motor 2.2 kW 7.5 kW
Grinding headstock motor 11 kW 22 kW
Total machine power input  19 kW approx. 44 kW
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BUB50 CNC

BUC 63 CNC