Kitamura Kitamura Mycenter-3XV
Key Specifications
X Travel
Y Travel
Z Travel
Max Spindle
Spindle Taper
Tool Capacity
Overview
The Kitamura Mycenter-3XV is a mid-size 40-taper vertical machining center that represents the latest evolution of Kitamura's popular 3X platform, upgraded with V-series enhancements including faster rapids, higher spindle power, and the Arumatik-Mi Pro control. With 760 x 510 x 510 mm (29.9 x 20.1 x 20.1 in) X/Y/Z travel, the 3XV occupies the same competitive space as the Haas VF-2 and Okuma GENOS M560-V but brings Kitamura's hand-scraped precision to the segment.
The 15,000 RPM dual-contact spindle pushes 30.6 kW (41 hp) through a direct-drive system — a significant power upgrade over the previous-generation 3XiG's 13.4 kW geared head. This makes the 3XV substantially more capable in aggressive roughing and high-speed aluminum work. Rapid traverse rates of 52 m/min (2,047 ipm) on X/Y and 42 m/min (1,890 ipm) on Z are fast by any standard, dramatically reducing non-cutting time compared to the older 3XiG's 5 m/min rapids.
The 30-tool side-mount ATC delivers 2.2-second tool-to-tool and 4.2-second chip-to-chip changes. The table measures 500 x 860 mm (19.7 x 33.9 in), providing good clamping area for multi-part fixturing. Positioning accuracy of plus/minus 0.002 mm over full stroke with plus/minus 0.001 mm repeatability is standard Kitamura precision-grade territory, achieved through hand-scraped mating surfaces and thermal compensation.
New Mycenter-3XV machines typically price between $90,000 and $125,000, positioning them as a precision alternative to the Haas VF-2 at roughly double the price. The value proposition is clear for shops where accuracy, surface finish quality, and long-term precision retention justify the premium over commodity VMCs.
Full Specifications
| Parameter | Value |
|---|---|
| X-Axis Travel | 760mm (29.9″) |
| Y-Axis Travel | 510mm (20.1″) |
| Z-Axis Travel | 510mm (20.1″) |
| Max Spindle Speed | 15,000 min⁻¹ |
| Spindle Taper | NST No. 40 |
| Spindle Motor Power | 41HP |
| Spindle Drive | Direct Drive |
| Tool Capacity | 30 Pcs. |
| Tool To Tool | 2.2 Sec. |
| Chip To Chip | 4.2 sec |
| Table Size | 500 x 860mm (19.7″ x 33.9″) |
| Rapid Traverse Xy | 52 m/min (2,047 ipm) |
| Rapid Traverse Z | 42 m/min (1,890 ipm) |
| Positioning Accuracy | ±0.002mm (±0.000079″)/Full Stroke |
| Repeatability | ±0.001mm (±0.000039″) |
| Power Requirement | 30 KVA, 200V AC, 3 Phase |
| CNC Control | Kitamura Arumatik-Mi Pro |
| Rapid Traverse X | 52m/min (2,047ipm) |
| Rapid Traverse Y | 42m/min (1,890ipm) |
| Cnc Control | Arumatik-Mi Pro |
| Electrical | 30KVA, 200v AC, 3 Phase |
Specifications sourced from kitamura-machinery.com — verified 2026-03-28
Strengths & Limitations
Strengths
- 41 hp direct-drive spindle is a major power upgrade over the previous 3XiG, enabling aggressive roughing in steel and high-speed aluminum work
- 52 m/min rapids on X/Y are over 10x faster than the 3XiG, dramatically reducing non-cutting time in multi-feature programs
- Hand-scraped mating surfaces deliver ±0.002 mm positioning accuracy that Kitamura machines maintain for 15-20 years
- Dual-contact Big Plus spindle interface improves rigidity and reduces runout versus standard CAT 40 tooling
- Arumatik-Mi Pro control adds enhanced processing speed and look-ahead over the standard Arumatik-Mi
- 760 mm X-travel with 30-tool ATC is well-suited to a wide range of mid-size parts
Limitations
- Arumatik-Mi Pro control is Mitsubishi-based — less common than Fanuc in most North American shops
- 30-tool ATC may limit complex multi-tool programs; competitors offer 40+ tools at this price point
- Price premium of $40-60K over a comparably sized Haas VF-2 requires workload that values precision over cost
- Kitamura dealer and service network in North America is smaller than Haas, Mazak, or Okuma
Best For
Frequently Asked Questions
01
New machines typically price between $90,000 and $125,000 depending on options. This represents a premium over the Haas VF-2 ($55-65K) but delivers significantly better precision, spindle performance, and long-term accuracy retention.
02
The 3XV brings major upgrades: 41 hp direct-drive spindle (vs 18 hp geared head), 52 m/min rapids (vs 5 m/min), and the Arumatik-Mi Pro control. The V-series is substantially faster and more powerful while maintaining the hand-scraped precision that defines the Kitamura lineup.
03
Hand-scraping creates precision mating surfaces between the ways and saddle that grinding alone cannot achieve. The resulting oil retention pattern and surface contact quality contribute to exceptional geometric accuracy and long-term precision retention that Kitamura machines are known for.
04
The Arumatik-Mi Pro accepts standard G-code, so any major CAM package works: Mastercam, Fusion 360, NX, CATIA, SolidCAM, and others. Post processors for Kitamura controls are available from most CAM vendors and from Kitamura directly.
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