Yama Seiki BM-1200 Vertical Machining Center (2012) Models BM-1200 X-axis travel mm ( inch ) 850 ( 33.5 ) 1,020 ( 40.2 ) 1,200 ( 47.2 ) Y-axis travel mm ( inch ) 600 ( 23.6 ) Z-axis travel mm ( inch ) 600 ( 23.6 ) Distance from spindle center to column mm ( inch ) 680 ( 26.8 ) Distance from spindle nose to table center mm ( inch ) 125 ~ 725 ( 4.92 ~ 28.5 ) WORKING TABLE Table size ( X direction ) mm ( inch ) 1,120 ( 44.1 ) Table size ( Y direction ) mm ( inch ) 600 ( 23.6 ) Table load capacity kg ( lb ) 1,200 ( 2,650 ) SPINDLE Spindle taper 40-Taper : CAT 40*1 50-Taper : CAT 50*1 Spindle configuration 40-Taper : 2-speed Gear Box / Belt Drive ( Opt. ) 50-Taper : 2-speed Gear Box Spindle motor ( cont. / 30 min. ) kW ( HP ) 40-Taper : 7.5 / 11 ( 10 / 15 )*2 50-Taper : 11 / 15 ( 15 / 20 )*2 Spindle speed rpm 40-Taper : L : 65~1,500 / H : 1,500~8,000 / Belt Drive 10~10,000 ( Opt. ) 50-Taper : L : 65~1,500 / H : 1,500~6,000 FEED RATE X / Y axes rapid feed rate m/min. ( IPM ) 24 ( 945 ) Z-axis rapids feed rate m/min. ( IPM ) 20 ( 788 ) Cutting feed rate m/min. ( IPM ) 1-10 ( 39.4 ~ 393.7 ) TOOL MAGAZINE Tool magazine capacity T 40-Taper : 20T drum ATC*2 50-Taper : 24 / 30T swing arm ATC Max. tool diameter / adj. pocket empty mm ( inch ) 40-Taper : 90 / 150 ( 3.5" / 5.9" ) 50-Taper : 110 / 200 ( 4.3" / 7.8" )*3 Max. tool length mm ( inch ) 40-Taper : 250 ( 9.84" ) 50-Taper : 300 ( 11.8" ) Max. tool weight kg ( lb ) 40-Taper : 8 ( 18 ) 50-Taper : 15 ( 33 ) ACCURACY Positioning accuracy ( JIS B 6338 ) mm ( inch ) ± 0.01 / Full Travel ( ± 0.00039 / Full Travel ) Positioning accuracy ( VDI 3441 ) mm ( inch ) P = 0.012 ( P = 0.00047 ) Repeatability ( JIS B 6338 ) mm ( inch ) ± 0.003 ( ± 0.000118 ) Repeatability ( VDI 3441 ) mm ( inch ) Ps = 0.008 ( Ps = 0.00031 ) GENERAL Control system FANUC Oi -MF / 31i -MB MITSUBISHI M70 / M730 Pneumatic pressure requirement kg/cm2 ( PSI ) 6 ( 85 ) Power requirement V 220 ± 10% Coolant tank capacity liter ( gal ) 365 ( 97 ) Machine weight kg ( lbs ) 6,800 ( 14,991 )