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LIEBHERR GEAR HOBBING MACHINE L901 - S/N 0904/1 Max dia of spur and worm gears without steady column 960 mm + Max dia of spur and worm gears with steady column 710 mm Max face width of spur gears with radial plunge feed 17” 430 mm Max pitch (38 to 45 ton steel) 10 Module Mounting taper of hob spindle 5 MK Milling mandrel diameter (22), (27), (32), (40), (50) mm Max size of hob dia 186 mm Max size of hob length 170 mm Max hob shift 80 mm Hob speeds (Infinitely variable) 40-240 Upm Feeds: vertical speed 0,2 -7,2 mm/m Radial plunge feed 0 – 52 mm/m Tangential feed 0,05-1,8 mm/m Dia of work table 6 T Slots 720 mm Bore of hole in work table 200 mm Taper of standard mounting arbor for work pieces Metr. 50 Dia of work arbor 54 mm approx Max dia of helix angle 45 degree 750 mm Min centre distance between work and hob arbor 70 mm Max centre distance between work and hob arbor 550 mm Electrical equipment: power of main motor only 12 kW Weight of machine inc electrical equipment & standard accessories 9100 kg Space required for machine with pick-off gear box doors open L x W x Height 3525 x 1250 x 2230 mm Ships space required 15 m3 Height of work support (for conventional milling) above table 210 mm Max workpiece diameter applicable 150 mm Electrical equipment: rapid traverse motor 3 kW Electrical equipment: hydraulic pump (with hydraulic pump) 1,1 kW Electrical equipment: coolant pump 1,1 kW Full set of change gears + 5 hob arbors included
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