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Heian
NC-431 series (e.g. NC-431PF-3131 / NC-431PF-2631)
industrial
The NC-431 is a large four-spindle Heian router intended for high-throughput panel processing, with published travels up to about 3,048 × 2,032 × 762 mm on the PF-3131. Each head runs a 7.5–8.8 kW Heian spindle at 18,000 or 24,000 rpm under HEIAN-FANUC control. Its footprint comfortably exceeds 4'×8'. (Third-party listings estimate roughly $180k–$260k; not a Heian-published figure.)
Specifications
- Class
- panel
- Work area
- 120 × 80 × 30 (3,048 × 2,032 × 762 mm)
- Architecture
- moving-table
- Axes
- 3
- Spindle
- 10 HP — 10–12 hp / 7.5–8.8 kW, 18,000 or 24,000 rpm, cooling Not published, Heian
- Tool change
- multi-spindle (4 heads); ATC on -PMC variants
- Motors
- servo (Fanuc)
- Controller
- HEIAN-FANUC
- Table / hold-down
- vacuum clamping table (zoned)
- Gantry clearance
- 30″
- Max rapid speed
- 1181 IPM
- Positioning
- accuracy Not published, repeatability Not published
- Origin
- Japan
Highlights
- ▸Four router spindles for parallel machining
- ▸up to 120" × 80" travel
- ▸24,000 rpm high-speed spindle option
- ▸ATC on -PMC configurations
- ▸Fanuc-based control
Pricing
Published list price
Not published
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Sources: https://www.heiancorp.com/eng/woodtop/products/ncrouter/general.html, https://cncmachines.com/m/heian/nc431pf3131 · Last updated 2026-07-16