Kitamura Kitamura Mycenter-3XVT
Key Specifications
X Travel
Y Travel
Z Travel
Max Spindle
Spindle Taper
Tool Capacity
Overview
The Kitamura Mycenter-3XVT is a 5-axis vertical machining center that integrates a trunnion-style A/C rotary table into the proven Mycenter 3X platform. This gives shops already familiar with Kitamura's mid-size VMC lineup a path to full 5-axis simultaneous machining without changing platforms or controls. The 780 x 510 x 439 mm (30.7 x 20.1 x 17.3 in) X/Y/Z travel envelope combined with a 220 mm (8.7 in) diameter rotary table and full-size 300 x 500 mm (11.8 x 19.7 in) fixed table provides flexibility for both 5-axis trunnion work and standard 3-axis fixturing.
The Mycenter-3XVT runs a 15,000 RPM dual-contact spindle with NST No. 40 taper producing 41 HP -- substantially more power than the standard Mycenter 3XiG. The A-axis provides 160 degrees of tilt (-120 to +40 degrees), a wider range than the Mytrunnion series' 150-degree envelope, while the C-axis delivers full 360-degree continuous rotation. Rapid traverse at 48 m/min (1,890 ipm) on all three linear axes is competitive with modern VMCs.
Kitamura's hand-scraping process applies to the Mycenter-3XVT's linear guideways and rotary axis mating surfaces, ensuring the geometric accuracy that defines the Kitamura brand. The Arumatik-Mi Pro CNC control -- the advanced version with enhanced 5-axis interpolation capabilities -- handles RTCP compensation and 5-axis simultaneous contouring natively. The 40-tool ATC provides adequate capacity for most 5-axis programs.
At $180,000-$280,000 new, the Mycenter-3XVT offers Kitamura's precision advantage at a more accessible price point than dedicated 5-axis platforms. It competes with the Haas UMC-750, DMG Mori CMX 50 U, and Okuma MU-4000V while offering superior hand-scraped accuracy and the 41 HP spindle power that smaller trunnion machines lack.
Full Specifications
| Parameter | Value |
|---|---|
| X-Axis Travel | 780 mm (30.7 in) |
| Y-Axis Travel | 510 mm (20.1 in) |
| Z-Axis Travel | 439 mm (17.3 in) |
| Rotary Table Diameter | 220 mm (8.7 in) |
| Fixed Table Size | 300 x 500 mm (11.8 x 19.7 in) |
| Max Spindle Speed | 15,000 RPM |
| Spindle Taper | NST No. 40 |
| Spindle Motor Power | 41 HP |
| Tool Capacity | 40-tool ATC |
| Rapid Traverse Rate | 48 m/min (1,890 ipm) all axes |
| A Axis Range | -120 to +40 degrees |
| C Axis Range | 0 to 360 degrees (continuous) |
| Power Supply | 30 KVA, 200V AC, 3-phase |
| CNC Control | Kitamura Arumatik-Mi Pro |
Specifications sourced from kitamura-machinery.com — verified 2026-03-28
Strengths & Limitations
Strengths
- 41 HP dual-contact spindle provides substantially more cutting power than competing compact 5-axis machines in this price range
- 160-degree A-axis tilt range (-120 to +40 degrees) provides wider access than most trunnion 5-axis machines
- Hand-scraped mating surfaces deliver Kitamura's signature geometric accuracy and long-term precision retention
- Dual table layout with 220 mm rotary and 300 x 500 mm fixed table provides flexibility for both 5-axis and 3-axis work
- 780 mm X-travel provides a larger work envelope than most compact 5-axis machines in this class
- Arumatik-Mi Pro control with advanced 5-axis interpolation and RTCP handles complex contouring programs natively
Limitations
- 220 mm rotary table limits 5-axis workpiece diameter -- larger parts require the Mytrunnion-5G or 7G
- 439 mm Z-travel is shallower than some competitors, limiting deep-cavity 5-axis operations
- Arumatik-Mi Pro control is less common than Fanuc or Siemens, requiring operator retraining in most shops
- Kitamura's 5-axis application support and post-processor availability is less mature than DMG Mori or Okuma
Best For
Frequently Asked Questions
01
The 3XVT integrates a small 220 mm trunnion into a full-size VMC platform with 780 mm X-travel and a 41 HP spindle. The Mytrunnion-5G is a purpose-built 5-axis machine with a 630 mm trunnion table and 20,000 RPM spindle optimized for pure 5-axis work. Choose the 3XVT for versatile 3/5-axis mixed use; choose the 5G for dedicated high-precision 5-axis production.
02
New Mycenter-3XVT machines typically price between $180,000 and $280,000 depending on options. This is significantly more accessible than dedicated 5-axis platforms from Kitamura's Mytrunnion or Supercell lines.
03
Yes, the 300 x 500 mm fixed table area allows standard 3-axis fixturing alongside the 220 mm rotary trunnion. This makes the machine genuinely versatile -- it can run both 3-axis and 5-axis jobs without hardware changes.
04
The Arumatik-Mi Pro control accepts standard G-code with RTCP for 5-axis simultaneous contouring. Mastercam, Hypermill, NX, CATIA, and PowerMill all support post-processing for this control. Kitamura provides post-processor templates for major CAM platforms.
Videos
REGO-FIX Group
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Community Discussions
Community discussion — Kitamura - CNCzone
Troubleshooting and problem-solving — Kit tool changer arm stuck in mid stroke - CNCzone
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Links to community discussions. Summaries are editorial — visit the original thread for full context.


