Kuraki KBT-15B.A

High-Rigidity Spindle and Table Size, Ideal for Heavy Table Loads.

  • Table size 2000 × 2200 mm(78.74”×86.61”) and workpiece allowable load 20000 kg (44000 lbs) , more than KBT-15.A
  • Y-axis (spindle vertical) travels 2300 mm(90.55”)and Z-axis (column cross) travels 1600 mm(62.99”) to expand workpiece machining area
  • High-torque 3-steps geared head spindle ensures powerful heavy-duty cutting.
Stroke X axis travel (table longitudinal) mm (inch) 3000 (118.11)
Y axis travel (spindle vertical) mm (inch) 2300 (90.55)
Z axis travel (column cross) mm (inch) 1600 (62.99)
W axis travel (spindle axial) mm (inch) 700 (27.56)
Distance from table top to spindle center mm (inch) 0~2300 (0~90.55)
Distance from table center to spindle nose mm (inch) 850~2450 (33.46~96.46)
Table Table work space mm (inch) 2000×2200 (78.74×86.61)
Table maximum loading capacity kg (lbs) 20000 (44000)
Table top profile mm (inch) 22 (0.87) 9T slots
Table auto.indexing ° 0.001(every 90°index. by locate pin)
Spindle Head Boring spindle diameter mm (inch) 150 (5.91)
Spindle speed(for every 1min-1 min-1 5~2500
Spindle speed change range step 3
Spindle taper BBT50(BIG-PLUS Dual contact spindle system) *
Feed Rapid traverse (X・Y・Z) m (inch)/min 10 (393.70)
(W) m (inch)/min 6 (236.22)
Feedrate mm (inch)/min 1~4000 (0.04~157.48)
Table revolution min-1 1.0
Automatic Tool Changer (ATC) Tool shank MAS BT50(BBT50 BIG-PLUS Dual contact spindle system *)
Pull stud MAS P50T-1(45°)
Tool storage capacity pc 40
Max. tool diameter [vacant adjacent pots] mm (inch) 125 (4.92)[240 (9.45)]
Max. tool length mm (inch) 400 (15.75)
Max. tool weight kg (lbs) 25 (55)
Tool selection At random
Motors Spindle motor kW (HP) AC26(35)(30 min)/22(30)(cont.)
Feed motor kW (HP) X・Z:9.0(12.0)/Y・W:4.2(5.7)/B:6.0(8.0)
Hydraulic motor kW (HP) 2.2 (3.0)
Voltage Power capacity(Not incl. opt) kVA 70
Air pressure source pressure MPa 0.5
Air pressure source flow (Not incl. opt) NL/min 400(atm)
Dimensions Machine height mm (inch) 5100 (200.79)
Floor space (Not incl. opt) mm (inch) 7040×7460 (277.17×293.70)
Machine weight(Incl. NC unit) kg (lbs) 44000 (96800)