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25.6" Bore dia KARATS DH-30 CNC Deep Hole Drilling
Machine w/78.7 ft drill depth & 380 ton WP weight Re:25641

25641

New in 2017, and only a few years old, this extraordinary Deep Hole Boring Machine is in exceptionally fine condition, is reasonably priced and is an astonishingly great opportunity for the right Co. Don't miss out on this Great Machine!

Deep Boring Machines
Specifications
Mx dia
25.6 "
650 mm
 
Mn dia
2.2 "
56 mm
 
Builder
KARATS
KARATS
 
Model
DH-30
DH-30
 
Swing
228.3 "
5,800 mm
 
Mx depth
944.9 "
24,000 mm
 
Age
2017
2017
 
Ref #
25641
25641
 
Control
FANUC 31i-B
FANUC 31i-B
 
Max Workpiece length
1,003.9 "
25,500 mm
 
Max Workpiece weight
837,757 lbs
380,000 kgs
 
Total Bed width
98.4 "
2,500 mm
 
Total bed length
2,120.1 "
53,850 mm
 
Headstock main motor power
671 hp
500 kW
 
      Convert to Inches Convert to Metric
Note

Additional info:

Max Bore diameter: 650mm (25.6")
Max swing: 5,800mm (228")  
Max depth: 24 mtrs (78.7 ft) 
Equipped with: FANUC 31i-B controls
Spindle dia : 800 mm
Spindle rpm : 160
Faceplate dia : 2500 mm
Machine area required: 95 mtrs x 72,25 mtrs (311.6 ft x 237 ft)

Main specifications:
Height from Bed sliding to center of Chuck       2,900 mm
Swing over the bed: 5,800 mm
Drilling capacity: 56~650 mm dia
Distance between centers: 25,500 mm
Max. working length: 24,000 mm
Max. workpiece load capacity (with 2 Steady rest )     380 tons
Max. workpiece clamping dia         3,400 mm
Bed
Total length of Bed     53,850 mm
Width of Bed       2,500 mm
Height of Bed       700 mm
Headstock
Spindle shaft dia     800 mm
Spindle rotating speed    160 rpm
Chuck size     2,500 mm
The clamping dia on Chuck    600 ~1,600 mm ( Design 480~1,680 mm )
Boring head ( A-axis)
The feed for working     14,000 mm
Max. feeding               25,870 mm
Min. distance from Chuck    21,300 mm
Max. distance from Chuck    47,170 mm
Rapid feeding speed        4,000 mm/min
Cutting speed               0.1 ~ 1,000 mm/min
Manual feeding speed     0 ~ 200 mm/min
Pressure table ( Z-axis )
Feeding distance      22,500 mm
Min. distance from Chuck   3,000 mm
Max. distance from Chuck ( Max. working distance 24,000 + allowance 1,500 ) 25,500 mm
Rapid feeding speed   4,000 mm/min
Working speed     1~ 4,000 mm/min
Manual feeding speed   0 ~ 400 mm/min
Required Area ( Excluded Electric Cabinet )
     About 95,000 x 7,225 mm
Total weight  ( Excluded spare parts )
     About 350,000 kg (770,000 lbs)
Motor power specifications:
Main spindle motor    AC Inverter  AC 500 kW
Main spindle Fan motor    AC 5.5 kW
Boring head feeding servo motor ( A-axis)   AC 16 kW
Pressure table Feeding servo motor ( Z-axis )  AC 11 kW
Tool-post feeding servo-motor ( X-axis )      AC 11 kW
Main spindle lubricant pump motor     AC 3.7 kW
Chuck Hydro pump motor         AC 15 kW
Boring head ( A-axis ) Lubricant pump motor    AC 90 kW
Pressure table ( X & Z axis) Lubricant pump motor   AC 90 kW
Pressure table ( Z-axis ) clamp hydro pump motor  AC 1.1 kW
3 points Steady Rest feeding hydro pump motor   2 sets x AC 11 kW
3 points Steady Rest Base & Quill Lubricant pump motor  2 sets x AC 90 kW
3 points Steady Rest Dripping Lubricant pump motor    2 sets x AC 90 kW
3 points Steady Rest Clamping Hydro pump motor   2 sets x AC 1.1 kW
3 points Steady Rest Base feeding motor    2 sets x AC 5.5 kW
Boring head Base feeding lubricant pump motor  3 sets x AC 90 kW
Boring head Base clamping Hydro pump motor 3 sets x AC 1.1 kW
Boring head base feeding motor  3 sets x AC 5.5 kW
Coolant pump motor    5 sets x AC 18.5 kW
Magnet separate Running motor AC 25 kW
Chip conveyor running motor   AC 2.2 kW
Dust collector running motor   2 sets x AC 3.7 kW
Coolant Return pump motor   AC 0.51 kW
CNC CONTROL FANUC 31i-B
INPUT POWER
   AC 220V or 440V   , 3 PHASE , 60 Hz
Allowance of Voltage difference   -  
+/_ 10%
Allowance of Frequency difference  -  +/_ 1 Hz
Power supply amount
  300 KVA (AC 220V)  1100 KVA (AC440V)

  • Still installed and under power
 
  • Available for immediate inspection and delivery
 
  • Exceptionally fine condition