Hyundai WIA KF4600
Key Specifications
Max Spindle
Spindle Taper
Table Size
Rapid Traverse
Spindle Power
Accuracy
Overview
The Hyundai WIA KF4600 is a compact 3-axis vertical machining center designed for high-productivity machining of small-to-medium prismatic parts in a space-efficient footprint. With a 1,020 x 460 mm (40.2 x 18.1 in) table, 600/460/510 mm (X/Y/Z) travels, and a 12,000 RPM inline-direct spindle, the KF4600 targets the broad production VMC market occupied by the Haas VF-2, Fanuc Robodrill, and Doosan DNM 4500.
The KF4600's BT40 spindle with 18.5/15 kW (25/20 hp) provides strong cutting force for productive material removal in aluminum, steel, and stainless steel. Rapid traverse of 48 m/min (1,890 ipm) in all three axes is among the higher values in this class, reducing non-cutting time in complex multi-tool programs. A 24-tool ATC (arm-type) ensures broad tooling flexibility without increasing machine footprint.
Hyundai WIA's one-piece Meehanite cast iron column and base provide the structural rigidity required for tight tolerances on production parts. Linear roller guides in all axes deliver the combination of speed and positioning accuracy appropriate for light-to-medium cutting operations in precision manufacturing.
The FANUC 0i-MF Plus control is standard, providing nano-CNC interpolation for smooth surface finishes, full macro support, and compatibility with the industry's largest programming and toolpath ecosystem. At $100,000-$140,000 new, the KF4600 is positioned as a value-competitive alternative to Haas VF-2 and Doosan DNM 4500, with Korean build quality and a growing North American service network. For shops running mixed-production VMC work in aluminum and steel, the KF4600 delivers a strong combination of speed, capability, and price.
Full Specifications
| Parameter | Value |
|---|---|
| Table Size | mm |
| X Travel | 600 mm (23.6 in) |
| Y Travel | 460 mm (18.1 in) |
| Z Travel | 510 mm (20.1 in) |
| Max Spindle Speed | 12,000 RPM |
| Spindle Motor Power | kW |
| Spindle Taper | BT40 |
| Spindle Type | Inline direct drive |
| Atc Capacity | 24 tools |
| Atc Type | Arm-type ATC |
| Guideway Type | Linear roller guides |
| Rapid Traverse Rate | 48 m/min (1,890 ipm) |
| Positioning Accuracy | ±0.005 mm (±0.0002 in) |
| Repeatability | ±0.003 mm (±0.00012 in) |
| Machine Weight | 7,500 kg (16,535 lb) |
| CNC Control | FANUC 0i-MF Plus |
| Description | Unit |
| Max Load Capacity | kg |
| Spindle Rpm | r/min |
| Spindle Torque | N.m |
| Travel | mm |
| Rapid Feed Rate | m/min |
| No Of Tools | EA |
| Tool Change Time | sec |
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Strengths & Limitations
Strengths
- 48 m/min rapid traverse in all three axes is fast for the class, reducing non-cutting time on complex programs
- 12,000 RPM BT40 spindle delivers a strong combination of speed and torque for both aluminum and steel work
- 24-tool ATC provides broad tooling flexibility without requiring a larger, more expensive machine
- FANUC 0i-MF Plus control ensures operator familiarity and compatibility with the widest range of CAM systems
- One-piece Meehanite cast iron column and base provide long-term rigidity and thermal stability
- Competitive pricing at $100K-$140K versus comparable Haas VF-2 and Doosan DNM 4500 configurations
- Linear roller guides provide excellent speed and positional accuracy for precision production work
Limitations
- 460 mm Y-travel is on the compact side — shops with wider parts may need the KF5600 or KF5700
- BT40 taper is appropriate for this size class but limits maximum tool diameter and heavy-cut capability compared to BT50
- 24-tool ATC may be limiting for complex programs requiring many unique tools — larger ATC is optional
- Hyundai WIA's North American dealer network is smaller than Haas, which can affect service response times in some regions
- 12,000 RPM base speed is adequate but high-speed spindle options (15,000+ RPM) may be needed for aggressive aluminum work
Best For
Frequently Asked Questions
01
New KF4600 vertical machining centers typically sell in the $100,000-$140,000 range depending on options, tooling packages, and regional dealer pricing. Used machines are available in the $50,000-$85,000 range depending on age and condition. The KF4600 is priced to compete directly with the Haas VF-2 and Doosan DNM 4500.
02
Both are compact 3-axis VMCs with similar table sizes and price points. The KF4600 features faster rapids (48 m/min vs Haas's 30 m/min on X/Y and 25 m/min on Z) and runs the industry-standard FANUC 0i-MF Plus control. The Haas VF-2 benefits from Haas's extensive North American dealer and service network. Key trade-off is service proximity versus rapid rate and control preference.
03
The KF4600 table is rated for a maximum workpiece weight of approximately 500 kg (1,100 lb), which covers the vast majority of production parts within its travel envelope. Heavier parts require the KF5600 or KF5700 with larger table and higher load ratings.
04
The KF4600 comes standard with flood coolant. High-pressure through-spindle coolant (TSC) is available as an option for improved chip evacuation in deep hole drilling and hard material applications. A chip conveyor is also available as a factory or field-installed option for production environments.
05
FANUC 0i-MF Plus is supported by all major CAM systems including Mastercam, Fusion 360 (HSM), Hypermill, PowerMill, SolidCAM, and GibbsCAM. FANUC post-processors are widely available and well-tested, making the transition from other FANUC-controlled machines seamless. DNC and program transfer via Ethernet or USB are standard.
Videos
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