Hyundai WIA HD-SY (SY type)
Key Specifications
Max Spindle
Rapid Traverse
Spindle Power
Max Turn Length
max turning diameter
main chuck size
Overview
The Hyundai WIA HD-SY (SY type) is a heavy-duty CNC turning center with sub-spindle, Y-axis, and live tooling, built on box way construction for maximum rigidity during combined turning and milling operations. The SY designation indicates Sub-spindle plus Y-axis, providing complete done-in-one machining capability on the HD heavy-duty platform. Available in multiple chuck sizes spanning the HD2200 through HD3100 platforms, the HD-SY delivers the HD series' signature box way rigidity with the added versatility of sub-spindle backworking and off-center milling.
Based on the HD platform architecture, the HD-SY features an 18.5/15 kW to 26/18.5 kW spindle depending on model, running at 2,800-4,000 RPM with box way guideways on all axes. The sub-spindle enables automatic part handoff for backworking operations — turning, drilling, and finishing the reverse side of parts without manual rechucking. Y-axis travel of 110-120 mm through a BMT wedge-type turret adds off-center milling, cross-drilling, and tapping capability.
The 12-station turret with live tooling at 5,000-6,000 RPM provides the full range of turning, milling, drilling, and tapping operations needed for complex multi-feature parts. Box way construction on all axes ensures maximum vibration damping during heavy interrupted cuts and aggressive milling — an advantage over linear-guide SY machines when cutting castings, forgings, and scale-covered raw stock. Rapid traverse of 24/10/30 m/min on X/Y/Z reflects the heavy-duty box way design.
New HD-SY machines price between $140,000 and $240,000 depending on chuck size and configuration. The HD-SY competes with the DN Solutions Puma 2600SY, Mazak Quick Turn 250MSY, and Okuma LB3000 EX MSY. For shops needing complete done-in-one capability with the rigidity advantages of box way construction for heavy-duty cutting applications, the HD-SY provides a unique combination of heavy-duty cutting performance and multi-axis versatility.
Full Specifications
| Parameter | Value |
|---|---|
| Max Turning Diameter | 300-420 mm (11.8-16.5 in) depending on model |
| Max Turning Length | mm |
| Main Chuck Size | 8-12" depending on model |
| Sub Spindle Chuck | 6-8" depending on model |
| Max Spindle Speed | 2,800-4,000 RPM depending on model |
| Spindle Motor Power | 18.5/15 kW to 26/18.5 kW |
| Spindle Torque | N.m |
| X Axis Travel | 215-265 mm (8.5-10.4 in) |
| Y Axis Travel | 110-120 mm (4.3-4.7 in) |
| Z Axis Travel | 680-830 mm (26.8-32.7 in) |
| Rapid Traverse Rate | 24/10/30 m/min X/Y/Z |
| Turret Stations | 12 |
| Turret Type | BMT wedge-type Y-axis |
| Tool Size | mm |
| Live Tool Speed | 5,000-6,000 RPM |
| Guideway Type | Box ways (all axes) |
| CNC Control | Fanuc 0i-TF Plus |
| Description | Unit |
| Max Turning Dia | mm |
| Chuck Size | inch |
| Spindle Rpm | r/min |
| Spindle Output | kW |
| Travel | mm |
| Rapid Travel | m/min |
| No Of Tools | EA |
| Milling Tool Speed | r/min |
| Type Of Business | Business Type 1VehiclesIT/ElectronicsMachinery/ShipbuildingComplex & Precise PartsDie&Mold IndustryEnergyOthersBusiness Type 2 |
| E Mail | @ |
Specifications sourced from wiamachine.com — verified 2026-03-28
Strengths & Limitations
Strengths
- Box way construction provides superior vibration damping for heavy cuts during combined turning and milling operations
- Sub-spindle enables automatic part handoff for complete done-in-one machining without manual rechucking
- Y-axis with BMT wedge-type turret adds off-center milling, cross-drilling, and tapping for complex part features
- Multiple chuck sizes available across the HD platform allow right-sizing to specific workpiece requirements
- Live tooling at 5,000-6,000 RPM provides productive milling capability for eliminating secondary milling operations
- 15-25% price advantage over comparable Japanese sub-spindle Y-axis lathes with box way construction
Limitations
- Box ways require periodic adjustment and re-scraping over time compared to maintenance-free linear guides
- 24 m/min X-axis rapid traverse is slower than linear guide SY machines, increasing non-cutting time
- Heavy machine weight and footprint require reinforced floor or foundation in some installations
- Hyundai WIA North American dealer network is smaller than Mazak, Haas, or DMG MORI for service and support
Best For
Frequently Asked Questions
01
HD = Heavy-Duty (box way construction). S = Sub-spindle for automatic part handoff and backworking. Y = Y-axis for off-center milling operations. The SY type combines sub-spindle and Y-axis on the heavy-duty box way platform, providing the most complete machining capability in the HD series.
02
The HD-SY adds a sub-spindle for automatic part handoff and backworking operations. The HD-Y has Y-axis and live tooling but no sub-spindle, so parts requiring back-side operations need manual rechucking. The HD-SY costs $30,000-$50,000 more but eliminates secondary setups for parts needing front and back machining.
03
New HD-SY machines price between $140,000 and $240,000 depending on chuck size and options. The smaller 8-inch chuck models start around $140,000-$175,000, while 12-inch chuck configurations reach $200,000-$240,000. Options like high-pressure coolant, chip conveyor, and bar feeder add to the base price.
04
Box ways provide superior vibration damping for heavy interrupted cuts on castings, forgings, and scale-covered stock. Linear guide SY machines are faster but less rigid. If your work involves aggressive roughing on heavy parts followed by milling operations, the HD-SY's box way rigidity produces better surface finish and extends tool life during heavy cuts.
Videos
WIAMACHINETOOLS 위아 공작기계
GINDUMAC GmbH
Ward CNC
PROFIKA - CNC obráběcí stroje Hyundai WIA a Hanwha
WIAMACHINETOOLS 위아 공작기계
