Enshu Enshu GE590H
Key Specifications
X Travel
Y Travel
Z Travel
Spindle Taper
Tool Capacity
Rapid Traverse
Overview
The Enshu GE590H is a large-envelope horizontal machining center designed for production machining of substantial industrial and automotive components. With axis travels of 1,000 x 900 x 1,050 mm and a 630 x 630 mm work area, the GE590H provides the reach and capacity needed for machining large cast iron housings, pump bodies, and structural components that exceed the capability of 400-class and 500-class horizontals.
The BT50 spindle runs at 10,000 RPM, delivering the combination of torque and speed needed for both aggressive roughing on cast iron and finishing operations on aluminum. Rapid traverse reaches 50,000 mm/min across all axes, which is impressive for a machine in this size class and keeps non-cutting time competitive with smaller, faster machines. The table supports workpieces up to 1,200 kg, accommodating the heavy castings and multi-fixture setups common in production environments.
The 40-tool magazine handles the tooling requirements of complex multi-operation machining on large components, supporting long production runs without operator intervention for tool changes. Cutting feed rates reach 15,000 mm/min for productive material removal during contouring and face milling operations. The machine's rigid construction handles the significant cutting forces generated during heavy roughing with BT50 tooling on cast iron and steel.
The GE590H occupies a natural position between the GE580H (800 x 800 x 800 mm travels, 500 mm pallet) and Enshu's JE-series large horizontals. It targets production environments machining engine blocks, large transmission housings, industrial pump bodies, and other components where a 630 mm pallet and generous Z-axis travel are essential for four-face machining of tall, complex parts.
Full Specifications
| Parameter | Value |
|---|---|
| Pallet Size | 630 x 630 mm (24.8 x 24.8 in) |
| X-Axis Travel | 1,000 mm (39.4 in) |
| Y-Axis Travel | 900 mm (35.4 in) |
| Z-Axis Travel | 1,050 mm (41.3 in) |
| Spindle Speed | 10,000 RPM |
| Spindle Taper | BT50 |
| Tool Capacity | 40 tools |
| Rapid Traverse Rate | 50,000 mm/min (1,969 ipm) |
| Cutting Feedrate | 15,000mm/min (590.6in/min) |
| Max Workpiece Weight | 1,200 kg (2,646 lb) |
| CNC Control | Fanuc 31i-B5 |
| Axis Travel | X axis |
| Y Axis | 900mm (35.4in) |
| Z Axis | 1,050mm (41.3in) |
| Table | Table work area size |
| Maximum Loading Weight | 1,200kg (2,645.5lbs) |
| Spindle | Maximum spindle speeds |
| Tool Shank Type | MAS BT50 |
| Atc | Magazine tool capacity |
Specifications sourced from enshu.co.jp — verified 2026-03-28
Strengths & Limitations
Strengths
- 1,050 mm Z-travel provides exceptional reach for four-face machining of tall components in a single setup
- 50,000 mm/min rapid traverse is class-leading for a 630mm-pallet HMC, minimizing non-cutting time
- BT50 spindle at 10,000 RPM balances torque for cast iron roughing with speed for aluminum finishing
- 1,200 kg workpiece capacity handles heavy industrial castings and multi-fixture production setups
- 1,000 mm X-travel accommodates wide parts and long boring operations without repositioning
- Enshu production heritage ensures reliability for continuous multi-shift manufacturing
Limitations
- Machine size and weight require substantial floor space and foundation preparation
- 630 mm pallet is mid-range; shops needing larger pallets should consider the JE-series or comparable alternatives
- Enshu's dealer and service network outside Japan is smaller than Mazak, Okuma, or Makino
- 40-tool magazine may require upgrading for complex multi-operation parts with many different tools
Best For
Frequently Asked Questions
01
New Enshu GE590H machines typically price between $500,000 and $750,000 depending on automation level, tool magazine capacity, and spindle options. FMS integration adds significantly to the total system cost.
02
The GE590H has significantly longer travel at 1,000 x 900 x 1,050 mm versus 800 x 800 x 800 mm, a larger 630 mm pallet versus 500 mm, and 1,200 kg capacity versus 800 kg. The GE580H has faster rapids at 60,000 mm/min. Choose the GE590H for larger parts and the GE580H for faster production on smaller components.
03
The GE590H handles the full range of production materials including cast iron, ductile iron, steel, aluminum, and engineering plastics. The BT50 spindle at 10,000 RPM provides adequate torque for ferrous roughing and sufficient speed for aluminum finishing.
04
Yes. Enshu offers FMS integration for the GE590H with shared pallet pools, central tool management, and supervisory control. This is a core Enshu capability used extensively in Japanese automotive production.
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