Machine data of TK2116：
Drilling diameter ………………… …………Φ28-80mm
Boring diamter …………………………… Φ40-160mm
Maximum workpiece length ………………………… 3000mm
Job OD clamping …………… …………Φ60-260mm
Center height(from spindle center to bed rail) …………… 320mm
Spindle hole ID …………………………………Φ75mm
Spindle taper hole……………………………………Φ85mm，1：20
Main motor………………………………………… N=15kW，
Spindle speed …………………………… 61-1000 12 steps
Feed speed …………………………… 5～720mm/min (infinite)
Rapid speed of carriage …………………………… 1000mm/min
Feed motor…………N=3.7kW， AC servo motor
Cooling motor………………………………………N=4 kW
Hydraulic motor………………………… N=1.5kW，n=1440r/min
Coolant volume……………………… 200L/min
Coolant rated pressure ………………………… 2.5MPa
Siemens 808D CNC
Max. Clamping force by pressure head on work piece………20KN
Machine precision：
Machining drilling precision………………………………IT9～IT10
Rounghness（drilling）…………………………………Ra6.3～12.5μm
Rounghness（boring） …………… Ra1.6～3.2μm（depending on workpiece material）
Rounghness（burnishing）………………………………….Ra0.4μm
Hole Straightness ≤0. 3/1000
Machining efficiency：
cutting speed ：normally 50-100m/min
Feed speed ; normally 10-100mm/min
Maximum stock removal when boring：not bigger than 20mm
