YCM

YCM GT SERIES

Description

YCM CNC Turning Center – The GT Series are Flat Bed Machines with 6″-12″ Chucks and Rigid 2-Axis Box Way Construction Allowing High Metal Removal Rates.

Ultra-stable and Highly Rigid Box-type Base Structure

  • The box-type design offers a ultra-wide base structure, high quality MEEHANITE® castings, oversize hardened & ground boxed ways to ensure the best machining performance by eliminating structural distortion and deformation under heavy machining conditions.
Ultra-stable and Highly Rigid Box-type Base Structure

Unique Quill-type Spindle Cartridge

  • All spindles are strictly assembled in temperature controlled room, and proven through rigorous run-in test to assure the highest quality and reliability.The unique quill-type spindle cartridge designed for easy maintenance and repair if necessary.
Unique Quill-type Spindle Cartridge

The GT series is ideal for high productivity turning and milling with exceptional speed, power, and capacity.

  • Oversize hardened and ground box ways, ballscrew and bearings are essential requirements for enhancing the axial and radial cutting rigidity.
  • High torque spindle motor provides the necessary power for roughing operation on tough material at low spindle speed.
The GT series is ideal for high productivity turning and milling with exceptional speed, power, and capacity.

Heavy-duty Spindle Design and Durable Hydraulic Chuck

  • High quality chuck with powerful hydraulic system ensures machining rigidity and accuraacy.
  • Pressure sensors are added to hydraulic system for monitoring clamping force of chuck, assuring the proper clamping of heavy parts.
Heavy-duty Spindle Design and Durable Hydraulic Chuck

Versatile Tailstock Design

  • The tailstock is supported by hardened and ground boxed ways that is structurally one-piece with the machine base, which ensures the best structural rigidity.
  • The oversize quill supports heavy workpieces while maintaining machining accuracy.
Versatile Tailstock Design

High Productivity Enhancements

  • Automatic tool length measurement (opt.)
  • Automatic bar feeder system (opt.)
  • Automatic part catcher (opt.) and part conveyor (opt.)
High Productivity Enhancements

Thermally Stable Design

  • Symmetrically designed headstock combined with effective spindle headstock exhuast fans provide superior ventilation throughout the spindle compartment, help to minimize thermal growth.
  • The spindle motor is mounted to the left side of the machine base and is designed to exhaust the heat generated from spindle motor away from the machine structure.
  • High-performance hydraulic piston pump provides high efficiency and low heat minimizing the thermal impact of hydraulic system.
  • Isolated coolant tanks minimizes the effect of coolant temperature fluctuation, reducing potential structural deformation.
  • Low heat generated work lamp is installed to minimize temperature impact.
Product Name
unit
GT-200B
GT-200MA
GT-250B
GT-250MA
GT-300B
Machining Capacity
 
 
 
 
 
Max. Turning Diameter
mm
ø260
ø230
Ø350
Ø270
ø440
Max. Turning Length
mm
345
370
515
560
700
Main Spindle
 
 
 
 
 
Chuck Size
 
8”
6”
10”
8”
12
Spindle Nose
 
A2-6
A2-5
A2-8
A2-6
A2-8
Hole Through Spindle
mm
ø62
ø56
Ø88
Ø 62 ( Ø 77 )
ø105
Hole Through Draw Bar
mm
ø52
ø45
Ø 75 ( Ø 78 )
Ø 52 ( Ø 66 )
ø91
Spindle Speed
rpm
4,500
6,000
3,500
4,500
3,000
C-axis Speed
rpm
 
 
 
 
 
Sub Spindle
 
 
 
 
 
Chuck Size
 
 
 
 
 
 
Spindle Nose
 
 
 
 
 
 
Hole Through Spindle
mm
 
 
 
 
 
Hole Through Draw Bar
mm
 
 
 
 
 
Spindle Speed
rpm
 
 
 
 
 
C-axis Speed
rpm
 
50
 
 
 
Travel
 
 
 
 
 
X-axis Travel
mm
150 (130+20)
177(115+62)
195 ( 175 + 20 )
230 ( 135 + 95 )
245 (220+25)
Z-axis Travel
mm
345
370
515
560
700
Y-axis Travel
mm
 
 
 
 
 
B-axis Travel
mm
 
 
 
 
 
E-axis Travel
mm
 
 
 
 
 
Feedrate
 
 
 
 
 
“X – axis Rapid Feedrate / Cutting Feedrate”
m/min / mm/min
24 / 1~10,000
24 / 1~10,000
20 / 1~10,000
20 / 1~10,000
20 / 1~10,000
“Z – axis Rapid Feedrate / Cutting Feedrate”
m/min / mm/min
30 / 1~10,000
30 / 1~10,000
24 / 1~10,000
24 / 1~10,000
24 / 1~10,000
“Y -axis Rapid Feedrate / Cutting Feedrate”
m/min / mm/min
 
 
 
 
 
“B -axis Rapid Feedrate / Cutting Feedrate”
m/min / mm/min
 
 
 
 
 
“E -axis Rapid Feedrate / Cutting Feedrate”
m/min / mm/min
 
 
 
 
 
Motor
 
 
 
 
 
Main Spindle Motor
kW
(L) 3.7/7.5 (H) 5.5/11
(L) 3.7/7.5 (H) 5.5/11
(L) 7.5/15 , (H) 11/15
(L) 7.5/15, (H) 11/15
(L)11/18.5 (H)15/18.5
Sub Spindle Motor
kW
 
 
 
 
 
Turret
 
 
 
 
 
Turret Type
 
Servo Turret(Hydraulic Clamping)
Radial Power Turret(Hydraulic Clamping)
Servo Turret(Hydraulic Clamping)
Radial Power Turret(Hydraulic Clamping)
Servo Turret(Hydraulic Clamping)
Turret Capacity (opt.)
 
10
12
10T
12T
8
Live Tool Motor Speed
rpm
 
4,500
 
3,000
 
Live Tool Motor Torque
kgf-m
 
2.4
 
3.57
 
Swing Over Turret
mm
ø490
ø560
Ø585
Ø650
ø610
Tailstock
 
 
 
 
 
Quill Taper
 
MT-4
MT-4
MT-5(MT-4)
MT-5(MT-4)
MT-5
Quill Stroke
mm
260
260
415
440
605
General
 
 
 
 
 
Machine Weight
kg
4,210
4,260
6,200
6,000
6,950

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*** Please note that not all brands are available in all North South territories.