Kitamura Mycenter HX800iG
Key Specifications
X Travel
Y Travel
Z Travel
Max Spindle
Spindle Taper
Tool Capacity
Overview
The Kitamura Mycenter HX800iG is Kitamura's large-format horizontal machining center, designed for high-precision machining of large prismatic workpieces in the 800 mm pallet class. This machine serves aerospace, heavy equipment, and industrial machinery manufacturers that require four-sided access to large structural components with the accuracy that Kitamura's hand-scraped construction provides. The 800 mm pallet size places the HX800iG in direct competition with machines from Okuma, Mazak, and DMG Mori in the large-format HMC segment.
The HX800iG provides X/Y/Z travels of 1,200 x 1,000 x 1,100 mm (47.2 x 39.4 x 43.3 in) with an 800 x 800 mm pallet capable of holding workpieces up to 2,500 kg (5,511 lb). The 8,000 RPM spindle with 37 kW (50 hp) on a CAT 50 taper handles the heavy roughing loads common in large aerospace and heavy equipment machining, while the machine's rigidity and thermal compensation support the precision finishing that Kitamura is known for. An APC enables continuous machining with pallet change times of approximately 30 seconds.
The HX800iG's cast iron construction at this scale — estimated machine weight over 35,000 kg — provides exceptional vibration damping for consistent surface finish and geometric accuracy across long machining cycles on large workpieces. Kitamura's hand-scraping process on the large linear axis guideways is labor-intensive at this scale but delivers the geometric accuracy that differentiates Kitamura's large HMCs from Korean and Taiwanese competitors who rely on grinding alone.
At $700,000-$1,000,000 new, the HX800iG is a premium large HMC investment that competes with the Okuma MA-800H, Mazak HCN-8800, and DMG Mori NHX 8000. Kitamura's pricing is typically competitive within the premium Japanese HMC segment, and the machine's accuracy reputation makes it particularly attractive for aerospace first-article and precision industrial applications.
Full Specifications
| Parameter | Value |
|---|---|
| Pallet Size | 800 x 800 mm (31.5 x 31.5 in) |
| X-Axis Travel | 1,200 mm (47.2 in) |
| Y-Axis Travel | 1,000 mm (39.4 in) |
| Z-Axis Travel | 1,100 mm (43.3 in) |
| Max Workpiece Weight | 2,500 kg (5,511 lb) |
| Max Spindle Speed | 8,000 RPM |
| Spindle Taper | CAT 50 / BT 50 |
| Spindle Motor Power | 37/26 kW (50/35 hp) |
| Tool Capacity | 80-tool ATC (expandable to 160) |
| Pallet Change Time | 30 sec |
| Rapid Traverse Rate | 40/40/40 m/min (1,575 ipm) |
| B Axis Indexing | 0.001° (full 360°) |
| Positioning Accuracy | 0.004 mm (0.00016 in) |
| Machine Weight | 35,000 kg (77,162 lb) |
| CNC Control | Kitamura Arumatik-Mi |
Specifications sourced from cnczone.com — verified 2026-03-28
Strengths & Limitations
Strengths
- 800 x 800 mm pallet with 2,500 kg capacity handles large aerospace structural components and heavy equipment housings
- 37 kW (50 hp) CAT 50 spindle delivers the power required for aggressive roughing in large forgings and castings
- Hand-scraped mating surfaces maintain geometric accuracy on large axes — exceptional for the large HMC class
- 80-tool ATC (expandable to 160) supports complex multi-face programs with complete tooling complement
- Cast iron construction at 35,000 kg provides superb vibration damping for consistent quality on long machining cycles
- APC with 30-second pallet change enables continuous production without operator intervention between cycles
Limitations
- 8,000 RPM maximum spindle speed is appropriate for steel and cast iron but limits aluminum productivity
- 35,000 kg machine weight requires an engineered concrete foundation and heavy lifting for installation
- Kitamura's large HMC dealer support network is narrower than Okuma, Mazak, or DMG Mori in most regions
- $700K-$1M investment requires sustained large-part prismatic machining volume to justify the capital
- CAT 50 tooling is heavier and more expensive than CAT 40, adding ongoing tooling cost
Best For
Frequently Asked Questions
01
New HX800iG machines typically price between $700,000 and $1,000,000 depending on ATC configuration, options, and accessories. This is competitive within the premium Japanese large HMC segment alongside Okuma MA-800H and Mazak HCN-8800 pricing.
02
The HX800iG's 35,000 kg weight requires an engineered reinforced concrete foundation, typically specified in detail in Kitamura's installation documentation. Foundation design should be handled by a structural engineer familiar with machine tool installations, and site preparation adds significant cost to the project. Plan for 8-12 weeks of site work before machine delivery.
03
Both are large 800-pallet horizontal machining centers with similar specifications. The Okuma MA-800H benefits from Okuma's Thermo-Friendly Concept for thermal compensation and a larger North American service network. The Kitamura HX800iG offers hand-scraped guideways for long-term accuracy. Both are premium machines; the choice typically comes down to dealer support proximity and control preference.
04
The base HX800iG provides 4-axis machining with B-axis indexing. A tilting table accessory can be added for 5-axis simultaneous machining capability. Given the large pallet size, full 5-axis simultaneous machining of large workpieces requires careful consideration of the kinematic envelope and workpiece weight.
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