Recently retrofitted in Siemens 840D
Type AC 20CNCS
Plate 4 jaws manual diam 2000 mm
Maximum admissible diameter 2580 mm – maximum machinable diameter 2500 mm
Machinable height 2500 mm
Height under cross member: from 550 to 2750 mm (on 11 pos. Of 110 mm)
Vertical run of the slide Z = 1750 mm
Horizontal run of the slide X = 1525 mm
Maximum stroke beyond the center / centerline: 75 mm
Spindle motor power 74 kW – plate rotation speed 2 at 162 rpm
12-pos. Auto tool changer. + tool holder storage magazine
Machinable mini bore with sinking diam 280
Grinding device speed 3000 rpm, wheel diameter 250 mm
Chip conveyor and casing, numerous tool holders

Pietro Carnaghi AC 20 CNCS