Swing over bed 900 mm Max turning diameter Φ500 mm Max swing over cross slide Φ450 mm Width of guide way 600 mm Bed slanting angle 45 degree Spindle   bore Φ280 mm Pipe threading range Φ270 mm Spindle nose short cylinder Main spindle motor 22 kw Spindle speed range 25-350 rpm Outer dia of pneumatic 3-jaw chuck Φ630 mm Independent travel of each jaw 16+9 mm Working pressure 0.3-1 mpa Throught hole Φ275 mm Turret type hydraulic horizontal Quantity of tools 12 Tool shank size 32x32mm mm Φ50 boring bar mm X axis travel 420 mm Z axis travel 600 mm X axis rapid traverse speed 4000 mm/min Z axis rapid traverse speed 6000 mm/min Feeding servo motors X axis 22 NM Feeding servo motors Z axis 22 NM Cylinder surface fine turning IT6-7 Cylinder surface fine turning roughness Ra 3.2 μm Cylinder surface fine turning roundness 0.003/Φ150 mm Cylinder fine turning diameter consistency 0.020/Φ150x300 mm End face flatness 0.020/Φ300 mm Feeding axis minimum travel (X/Z) 0.001 mm Feeding axis repeatibility X 0.006 mm Feeding axis repeatibility Z 0.01 mm Feeding axis positioning accuracy X 0.009 mm Feeding axis positioning accuracy Z 0.011 mm Width  2350 mm Height 2450 mm Length 5100 mm Net   weight 10.3 T