CNC Mill F2.1
workplace 5555x2200x160
cutting speed max 36000mm/m (max rapid 90000mm/m)
2x 8Nm + 2x 4Nm nema34 stepper motors with encoders
no dead move, commanded accuracy 0,015mm (because of motors) repeatably position accuracy 0,02mm
China watercooled 2,5kW spindle (good one) with ceramic bearings ($300)
vacuum pump max 7kW 930m3/h 0,15bar
Believe or not, this is homebuild machine for only app. $23.000 :-)
Cutting properties of this video -
Tool - common HSS 1F 4mm straight
Speeds - 20000rpm, 6000mm/m, 0,3mm/tooth, cutting depth 4mm
Material - beech plywood 8mm (hard wood)
WARNING - this cutting properties are MISTAKE!!! There should be 3F roughing tool instead of 1F straight , my bad. ...but it survived with no harm :-)
