Sell machine KNUTH NUMTURN 420 .
The parameters of the machine :
distance between centers 750 mm
Ø installation max. turning diameter over bed 420 mm
max. Ø installation diameter over cross slide 230 mm
tekhnol. the travel X-axis 220 mm
tekhnol. move the Z-axis 750 mm
workpiece length (max) 750 mm
Main spindle
the spindle rotation frequency 3000 rpm
clamp spindle A2-6
inner diameter spindle 52 mm
hydraulic. jaw Chuck 200 mm
Submission
rapid traverse X-axis 4000 mm/min
rapid traverse Z 8000 mm/min
Holder tool
the number of positions instrum. shop 6 PCs
the dimensions of the shank 20x20 mm
the tool holder boring bars 30 mm
Tailstock
cone tailstock MK 4
tailstock quill diameter 52 mm
tailstock quill travel 100 mm
Precision
positioning accuracy, X axis 0.015 mm
positioning accuracy, Z axis 0.02 mm
repeat accuracy X-axis 0.015 mm
repeat accuracy, Z axis 0.02 mm
Power
engine power of main spindle 7.5 kW
motor power X-axis 1.5 kW
the Z motor power 1.5 kW
the power of the pump motor coolant 0,125 kW
Dimensions and weight
dimensions 2100x1200x1700 mm
weight 2000 kg