Sigma Leader 6

Sigma Leader 6

This 3-axis vertical machining center Sigma Leader 6 was manufactured in 2007. It offers extensive machining capabilities with an X-axis travel of 1250 mm, a Y-axis travel of 810 mm, and a Z-axis travel of 630 mm. The rapid traverse speed reaches up to 50 m/min, and it features a high-capacity tool magazine with 40 positions. If you are looking for a high-quality milling machine, consider the Sigma Leader 6 we have for sale. Contact us for more information about this machine.

• Axes: 3 / current spindle hours: approx. 33,000 / X-axis travel (longitudinal): ranges from 1250 mm up to 2000 mm / Y-axis travel (cross): 810 mm / Z-axis travel (vertical): 630 mm / B-axis travel (swivel): -60° to +105° / C-axis travel (rotary table): 360° / X/Y/Z rapid traverse: ranges from 40 m/min up to 50 m/min / B/C rapid traverse: ranges from 40 rpm up to 50 rpm / X/Y/Z acceleration: ranges from 5000 mm/sec² up to 10,000 mm/sec² / B/C acceleration: ranges from 3.5 rad/sec² up to 8.8 rad/sec² / Guideways: linear with triple-preloaded caged ball slides / Pallet change time: 3 seconds (5-axis)
• Power supply: 400V 50Hz 3-phase / Rated power: from 35 kW up to 60 kW / Rated current: from 60 A up to 105 A
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• Compressed air pressure: 6 bar / Air consumption: 150 nm³/h
• Machine color: grey RAL 7008 / Guard color: yellow RAL 1004 / Work area lighting: 2 or 4 / Sound pressure level: 77 dB(A) to 79 dB(A) (standard, 15,000 rpm)
• Tool interface: no. 40 DIN 69871, no. 40 DIN 69871 (BT40), HSK-A63 DIN 69893-1 / Max. available power: 27 kW / Max. available torque: 235 Nm, 158 Nm, 86 Nm / Programmable indexed spindle positions: electronic with 3600 positions
• Measurement system: Heidenhain measurement system, electronic rotary slip ring / Positioning accuracy (X/Y/Z): 0.008 mm / Repeatability (X/Y/Z): 0.006 mm / Mean reversal error (X/Y/Z): 0.002 mm
• Magazine type: chain-type magazine, bidirectional / Number of positions: 40 (standard) - 50 (optional) / Tool selection: random / Tool changer: double gripper arm, electromechanical drive / Min. tool change time: 1.5 seconds / Chip-to-chip time: 4.5 seconds / Max. tool weight: 8 kg / Max. tool diameter: 80 mm / Max. tool length: 350 mm / Max. tool dimensions: 300 mm
• For low-pressure oil emulsion: 10 nozzles around the spindle, max. 5 bar at 100 l/min / for high-pressure oil emulsion through the spindle (option): 15 bar at 15 l/min or 30 bar at 30 l/min / Chip removal: 2 parallel augers on both longitudinal sides of the table and one side chip conveyor / Cooling system filtration: 60μ filter system with 2 filter elements and manual bypass / Through spindle cooling (TSC)

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