. Machine Specifications ITEM CKF61100A CKF61125A CKF61140A Max. Diameter of workpiece over bed 1000mm 1250mm 1400mm Max. Diameter of workpiece over carriage 630mm 830mm 1030mm Max. Length of workpiece 1500-12000mm Spindle bore 100mm Load between centers 6 ton Width of bed 755mm Max. Travel of carriage in Z axis 3000mm Max. Travel of carriage in X axis 530 640mm 715mm Spindle speed range-4 steps 2~20r/min 3~40r/min 10~150r/min 20~300r/min Turret 4 position electric turret Tail stock taper bore 160mm/Morse 6 Feed pulse equivalence Z/X X axis 0.001mm (Diameter) Rapid feed speed X/Z axis 6000mm/min Positioning accuracy X axis 0.03mm Z axis 0.045mm 1500 0.050mm 2000 0.060mm 3000 0.080mm 5000 Repeatability accuracy X axis 0.012mm Z axis 0.020mm 1500 0.025mm 2000 0.025mm 3000 0.025mm 5000 Main motor 30kw 4 steps(stepless in each range) CNC System Siemens 828D Total power 125A, 380V 50Hz, 3phases, 3 wires 2. Main purchase parts list No. Item Supplier Note 1 CNC control Siemens 828D 2 X/Z axes servo motor Siemens 3 Main motor SENLIMA/WN 4 Ball screw of X axis NJGY/HIWIN 5 Ball screw of Z axis NJGY/HIWIN 6 Four position electrical tool post Huanqiu Yantai 7 Spindle bearing NSK-Japan 8 Centralized lubrication unit ISHAN-Taiwan 9 Electric units in cabinet Siemens/Schneider/ABB Option 10 Air condition for electric cabinet Tongfei Option 11 CNC control panel station Mecano-German 3. Standard Accessories No. Item Model/Size Qty. 1 4-jaw independent chuck Φ1000mm（CKF61100A） 1 set Φ1000mm（CKF61125A） 2 Closed type steady rest Φ200～550mm（std.） 1 set Φ500～850mm(opt.） 3 Center MT #6；D15 1/1 pc 4 Spanner for chuck 　 1 pc 5 Foundation bolts & nuts 　 1 set 6 Foundation pads 　 1 set 7 Oil gun 　 1 pc 8 Hand tools 　 1 set