2019 DOOSAN PUMA 4100B CNC LATHES

Technical Description

The Doosan (now DN Solutions) PUMA 4100B is a large two-axis horizontal CNC turning center from the PUMA 4100/5100 series, with the 15 in chuck ('B'). The spindle has an A2-11 nose, a 132 mm (5.2 in) through-hole and 116.5 mm (4.6 in) bar capacity, and runs on 180 mm front bearings. It turns up to 2,000 rpm on a 35 kW (30-minute) / 26 kW / 22 kW continuous motor and produces 2,379 N-m (1,756 ft-lb) of torque. Swing is 790 mm (31.1 in) over the bed and 590 mm (22.0 in) over the saddle. Maximum turning diameter is 550 mm (21.7 in) and maximum turning length is 1,042 mm (41.0 in) on the standard bed; the LB and XLB beds extend this to 2,092 and 3,120 mm. Chuck work can weigh up to 870 kg and shaft work up to 1,700 kg. The turret has 10 stations (12 optional), takes 32 mm square OD tools and 60 mm boring bars, and indexes in 0.25 seconds. Travel is 352 mm on X and 1,105 mm on Z, with rapid traverse of 16 m/min on X and 20 m/min on Z. The tailstock has a 120 mm quill with MT6 live taper and 120 mm of quill travel. The machine is 4,654 mm long, 2,056 mm wide and 2,194 mm high, and weighs 9,950 kg (21,936 lb). Power supply is 42.25 kVA.