GT-300LMB
features
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.
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.
- Optional live quill is ideal for high-speed, high production environment.
High Productivity Enhancements
- Automatic Tool Length Measurement (opt.)
- Automatic Bar-feeder System (opt.)
- Automatic Parts Catcher (opt.) and Transfer System (opt.)
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.
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.
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.
Comprehensive Thermal Control System
- The spindle headstock is symmetrically designed with radial configuration for the best heat reduction.
- Reinforced ventilation is located throughout the spindle head to minimize thermal growth.
- Effective exhaust fans are installed on the spindle headstock to remove the heat generated from long running hours.
- High performance piston pump and radiation system are added to control the temperature of hydraulic oil, which minimize the thermal impact of hydraulic system.
- Isolated coolant tanks eliminate the effect of high coolant temperature after long running hours, which reduces structural deformation.
- The spindle motor sits outside of the machine base to isolate the heat generated from spindle motor after long operations.
- Low heat generated work lamp is installed to minimize temperature impact.
Specifications Unit : Metric
Product Name | unit | GT-300LMB |
Machining Capacity | ||
Max. Turning Diameter | mm | ø360 |
Max. Turning Length | mm | 1,233 |
Main Spindle | ||
Chuck Size | 12 | |
Spindle Nose | A2-8 | |
Hole Through Spindle | mm | ø105 |
Hole Through Draw Bar | mm | ø91 |
Spindle Speed | rpm | 3,000 |
Sub Spindle |
Travel | ||
X-axis Travel | mm | 275 (180+95) |
Z-axis Travel | mm | 1,283 |
Feedrate | ||
“X – axis Rapid Feedrate / Cutting Feedrate” | m/min / mm/min | 20 / 1~10,000 |
“Z – axis Rapid Feedrate / Cutting Feedrate” | m/min / mm/min | 24 / 1~10,000 |
Motor | ||
Main Spindle Motor | kW | (L)11/18.5 (H)15/18.5 |
Turret | ||
Turret Type | Radial Power Turret (Servo Rotation, Hydraulic Clamping) | |
Turret Capacity (opt.) | 12 | |
Live Tool Motor Speed | rpm | 3,000 |
Live Tool Motor Torque | kgf-m | 3.57 |
Swing Over Turret | mm | ø650 |
Tailstock | ||
Quill Taper | MT-5 | |
Quill Stroke | mm | 1,155 |
General | ||
Machine Weight | kg | 7,850 |
The manufacturer reserves the right to modify the design, specifications, mechanisms, etc. to improve the performance of the machine without notice. All the specifications shown above are just for reference.
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