Hardinge GX-480
Key Specifications
X Travel
Y Travel
Z Travel
Spindle Taper
Tool Capacity
Table Size
Overview
The Hardinge GX-480 is a compact vertical machining center from the GX series, which was developed through Hardinge's acquisition of Bridgeport and represents the company's precision milling lineup. With X/Y/Z travels of 480 x 380 x 400 mm (18.9 x 15.0 x 15.7 in), the GX-480 is the smallest member of the GX family, targeting precision shops that need a VMC with superior spindle accuracy in a space-efficient footprint.
The GX-480 features a direct-drive spindle rated at 10,000 RPM with 7.5 kW (10 hp) continuous power through a BT 40 taper. The direct-drive design eliminates belt vibration, delivering smoother surface finishes and more consistent spindle runout compared to belt-driven alternatives in this size class. Hardinge's precision spindle engineering, derived from decades of lathe manufacturing, translates to spindle runout specifications that exceed typical production VMC benchmarks.
The work table measures 600 x 380 mm (23.6 x 15.0 in) with T-slots on standard centers and supports workpiece loads up to 300 kg (661 lb). A 20-tool automatic tool changer provides tool-to-tool change times of approximately 2.5 seconds. Rapid traverse rates of 36 m/min (1,417 ipm) on all axes ensure efficient non-cutting moves. The machine structure uses a C-frame design with linear guideways for smooth, fast axis motion.
Running on Fanuc 0i-MF Plus or Siemens 828D control, the GX-480 provides standard G-code programming with conversational options. New GX-480 machines price between $55,000 and $85,000, making them accessible for small precision shops, educational facilities, and dedicated machining cells. The machine competes with the Haas Mini Mill 2, Brother TC-S2DN, and Hurco VM10i in the compact VMC segment.
Full Specifications
| Parameter | Value |
|---|---|
| X-Axis Travel | 480 mm (18.9 in) |
| Y-Axis Travel | 380 mm (15.0 in) |
| Z-Axis Travel | 400 mm (15.7 in) |
| Table Size | 600 x 380 mm (23.6 x 15.0 in) |
| Max Table Load | 300 kg (661 lb) |
| Spindle Taper | BT 40 |
| Spindle Speed | 10,000 RPM |
| Spindle Motor Power | 7.5 kW (10 hp) |
| Spindle Drive | Direct drive |
| Tool Capacity | 20 |
| Tool Change Time | 2.5 sec (tool-to-tool) |
| Rapid Traverse Rate | 36 m/min (1,417 ipm) |
| Positioning Accuracy | ±0.005 mm |
| Repeatability | ±0.003 mm |
| CNC Control | Fanuc 0i-MF Plus |
| Machine Weight | 3,200 kg (7,055 lb) |
Specifications sourced from hardinge.com — verified 2026-03-28
Strengths & Limitations
Strengths
- Direct-drive spindle eliminates belt vibration for superior surface finish and runout compared to belt-driven competitors in this size class
- Compact footprint makes the GX-480 suitable for space-constrained precision shops and dedicated machining cells
- Hardinge's precision spindle engineering delivers accuracy specifications above typical production VMC benchmarks
- Accessible pricing from $55K puts precision VMC capability within reach of small shops and educational institutions
- 36 m/min rapid traverse on all axes provides efficient non-cutting moves for good cycle time performance
- BT 40 tooling compatibility provides access to the broadest range of standard tool holders and cutting tools
Limitations
- 480 mm X-travel is compact, limiting workpiece size and multi-part fixture capability compared to larger VMCs
- 7.5 kW spindle power is modest, limiting aggressive roughing in hard materials and heavy material removal rates
- 20-tool ATC may be limiting for complex multi-tool programs; competitors like the Haas Mini Mill offer 20+1
- Hardinge's smaller dealer network compared to Haas may result in longer service response times in some regions
Best For
Frequently Asked Questions
01
New GX-480 machines price between $55,000 and $85,000 depending on control choice and options. The Fanuc 0i-MF Plus configuration is typically at the lower end. Options including through-spindle coolant, 4th axis prep, probing, and chip conveyor increase the price toward the upper range.
02
The Haas Mini Mill offers similar compact travels (406 x 305 x 254 mm) but with less Z-travel. The GX-480 has a larger work envelope overall and Hardinge's direct-drive spindle advantage. The Haas has a significantly larger dealer network and lower entry price. For pure precision, the GX-480 has the edge; for value and support, Haas is the safer choice.
03
Yes. The GX-480 supports 4th axis integration with factory preparation packages. Standard rotary tables from Haas, Tsudakoma, and Nikken mount directly to the T-slot table. The Fanuc control includes 4th axis software when the preparation option is specified.
04
The standard GX-480 spindle is a 10,000 RPM direct-drive unit with 7.5 kW power. Higher-speed spindle options up to 15,000 RPM may be available for aluminum-intensive work. Through-spindle coolant is available as an option for improved chip evacuation in deep hole operations.
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