Chuck diameter Φ210 mm Max. swing over bed Φ510 mm Max. swing over slide Φ280 mm Max. machining diameter Φ320 mm Max. cutting length 500 mm Spindle bore diameter Φ55 mm Spindle nose A2-5 Max. cutting length of shaft workpieces 500 mm Max. travel of X-axis 165 mm Max. travel of Z-axis 600 mm Diameter of tailstock quill Φ80 mm Travel of tailstock quill 100 mm Taper of tailstock quill Morse No.5 Range of spindle speed Single spindle headstock(AC main drive) 45-4000 rpm (frequency-change motor) 240-3400 rpm Shift change headstock Motor torque for X/Z axis 7/7 Nm Rapid speed (X/Z axis) 20/20 m/min No. of tool stations 8 工位 Size of tool shank 25×25 mm Diameter of tool hole Φ40 mm Positioning accuracy of tool turret ±4" Repeatability of tool turret ±1.6" Workpiece accuracy IT6 Main motor power 11/15 Kw X/Z-axis positioning accuracy 0.008/0.012 mm X/Z-axis repeatability 0.006/0.007 mm Roughness Ra0.8 μm Overall dimensions(L×W×H) 3730×1730×1710 mm Machine weight (net weight) 5000 kg