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Metalworking Business · Mitsubishi Electric

Precision Factory Automation —
Engineered in Nagoya.

ML and MX fiber laser cutters (3 – 20 kW), MV Advance wire EDM and MP sinker EDM share a single M800W CNC philosophy, documented optical-path alignment and a regional parts network built for uptime.

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ISO 9001 ◆ IEC 60825-1 ◆ FDA CDRH Class 4 ◆ ISO 50001 Energy
1921 Founded, Tokyo
Nagoya Metalworking Works
5 Regional Parts Hubs
M800W Unified CNC Platform
Machine Platform

Two Metal-Cutting Disciplines, One Engineering Culture

ML and MX fiber laser cutters cover 3 – 20 kW sheet and plate work. MV Advance and MP sinker EDM cover tool, die and precision-contour work to sub-micron accuracy. Both lines share the M800W CNC control, the Nagoya engineering folder and a single field-service network.

Mitsubishi Electric ML Series fiber laser cutting machine cutting 6mm mild steel
Fiber Laser Cutting · 3 – 12 kW

ML Series Fiber Laser Cutting

Sheet cutting flagship with lens-optic cutting head, automatic nozzle changer, sealed assist-gas cabin and M800W CNC. Every unit ships with an ISO 11146 beam-quality sheet and a cut-kerf reference sample on mild steel and stainless.

  • Power: 3 / 6 / 8 / 10 / 12 kW fiber source
  • Bed: 3000 × 1500 mm & 4000 × 2000 mm
  • Control: M800W with Laser Cut Smart Mode
Request ML Datasheet →
Mitsubishi Electric MX Series high-power 20kW fiber laser cutting thick steel plate
High-Power Fiber · 12 – 20 kW

MX Series High-Power Fiber Laser

High-power fiber cutting for heavy plate: validated ranges include 25 mm mild steel and 20 mm stainless at N2 high-pressure, with a documented edge-class map across thickness and assist-gas combinations.

  • Power: 12 / 15 / 20 kW fiber source
  • Bed: 3000 × 1500 mm & 6000 × 2000 mm
  • Edge Class: ISO 9013 Class 1–2 on qualified thicknesses
Request MX Cut Sample →
Mitsubishi Electric MV Advance wire EDM with linear drive and fine-wire erosion
Wire EDM · Sub-Micron Positioning

MV Advance Wire EDM

Linear-drive wire EDM with Tubular Shaft AT motor and Adaptive Control Twin Power discharge supply. Applications span precision tool and die, medical components, semiconductor leadframe stampings and aerospace fir-tree fixtures.

  • Work Envelope: up to 800 × 600 × 400 mm
  • Wire: 0.10 – 0.30 mm brass / coated wire
  • Finish: Documented Ra < 0.35 µm on qualified programs
Request MV Application Study →
Mitsubishi Electric handheld fiber laser welder in precision fabrication cell
Laser Welding · 1.5 – 3 kW

Handheld & Automated Fiber Laser Welders

Handheld fiber laser welders for fabrication touch-up and repair cells, plus automated welding cells integrated with M800W motion control. Training cartridges cover 1 mm – 6 mm carbon and stainless steel with documented parameter windows.

  • Power: 1.5 / 2 / 3 kW fiber source
  • Cooling: Air-cooled and water-cooled options
  • Safety: IEC 60825-1 Class 4 with enclosure kits available
Request Welding Parameter Sheet →
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Engineering Discipline

Six Practices That Travel With Every Mitsubishi Electric Machine

These are the standing procedures in the Nagoya engineering folder — not marketing language, but the documented gates a unit must pass before it leaves the works.

01

Twin-Core Discipline

Fiber laser cutting and wire EDM engineered on the same Nagoya campus — shared motion-control, CNC and insulation-engineering teams.

02

Optical-Path Alignment Before Ship

Every ML/MX receives an ISO 11146 beam-quality measurement and a cut-kerf reference sample that travels in the engineering folder.

03

M800W CNC Platform

Unified CNC across ML, MX, MV and MP — consistent G-code conventions, logging formats and operator console ergonomics.

04

Regional Parts Hubs

Parts depots in Vernon Hills (IL), Ratingen (DE), Shanghai, Seoul and Nagoya — critical-path parts target 24-hour dispatch.

05

Measured Energy Efficiency

Fiber source wall-plug efficiency in the 32 – 40% range on third-party benches; assist-gas reclaim and regenerative drives standard.

06

Monozukuri Governance

72-hour representative-mix burn-in, gemba cell-lead sign-off and engineering-folder handover to field service on every unit.

Mitsubishi Electric Nagoya Works — factory tour preview ▶
Watch the Works

Ninety Seconds Inside the Nagoya Metalworking Works

A short tour through the ML/MX fiber build-line, the MV Advance wire-EDM burn-in room and the optical-alignment bench. Engineering-folder routing, calibration sign-off and shipment gate — in the order each unit actually travels.

Non-sensitive floor footage. Customer jobs are not shown.

Applications Served

Where Mitsubishi Electric Fiber Laser & Wire EDM Work

Process recipes validated against documented customer workloads across six demanding metalworking segments.

01

Precision Mold & Die

Wire EDM for hardened tool steel inserts, sinker EDM for 3D ribs and ejector shapes, fiber laser for blanking dies — validated Ra < 0.35 µm finishes on MV programs.

02

Aerospace Fabrication

Fir-tree roots on turbine discs, honeycomb fixtures, titanium bracket cutting — fiber laser parameter windows qualified on 1.5 – 6 mm Ti-6Al-4V.

03

Medical & Surgical

Surgical-grade stainless cutting, implant fixture erosion, fine-wire EDM on 0.10 mm brass for miniature components and micro-fluidic channel work.

04

Semiconductor Leadframe

Leadframe stamping tool erosion, micro-feature qualification and Cpk > 1.67 statistical process control across long-run tool production.

05

Heavy Fabrication & Plate

MX fiber laser on 20 – 25 mm plate for agricultural, yellow-goods and railway parts; assist-gas reclaim keeps nitrogen consumption documented per cut.

06

Automotive Tier-1 & EV

Battery tray fabrication, busbar cutting, hot-stamped boron steel with fiber — integrated with M800W-controlled automation cells for repeatable part flow.

Field Outcomes

Process Data From Mitsubishi Electric Reference Sites

Representative ranges from anonymized customer workloads, documented during applications-lab qualification and 12-month field audits. Individual results vary by material, nesting discipline and shift structure.

+22%
Throughput vs Legacy CO2

Heavy Fabrication · Osaka, Japan

Replaced a pair of 4 kW CO2 systems with a single 12 kW ML fiber on 3 – 10 mm mixed carbon and stainless work — throughput rose 22% at equivalent operator headcount over a 90-day window.

Ra 0.32 µm
Documented Wire EDM Finish

Tool & Die Shop · Ohio, USA

MV Advance with coated-wire program, four-pass strategy on 1.2379 die steel — finish repeatable at Ra 0.32 µm across ten reference inserts audited in a customer calibration round.

–34%
kWh-per-Cut vs Replaced CO2

Aerospace Subcontractor · Stuttgart, DE

ML 8 kW fiber replacing a 4 kW CO2 on mixed-thickness aerospace brackets reduced documented kWh-per-cut by 34% in a month-long energy audit aligned with ISO 50001.

Environmental Program

Efficient Machines Are the Sustainability Story

Mitsubishi Electric Group publishes a Sustainability Data Book and has declared a 2050 carbon-neutrality target for its operations. At the Nagoya Works, ML and MX fiber architectures convert 32 – 40% of wall-plug energy into cutting power — roughly 3× typical CO2 counterparts. Assist-gas reclaim, regenerative drives, LED cabin lighting and ISO 50001-aligned energy audits are specified as standard machine equipment, with per-site kWh-per-cut benchmarks documented in customer energy reports.

32–40%Wall-Plug Efficiency, Fiber Source
2050Carbon-Neutral Operations Target
ISO 14001Environmental Certified
ISO 50001Energy Management, Nagoya Works

Selected Ecosystem & Research Alliances

MTConnect
Siemens
Fanuc
Fraunhofer IWS
Nagoya Institute of Technology
Tohoku University
AIST Japan
Press Releases & Engineering Notes

From the Nagoya Metalworking Newsroom

Read All Press Releases →
Validate Against Your Parts

Ship Us a Drawing — Get a Nagoya Cut or Erosion Sample Back

Send a drawing and a representative coupon. Mitsubishi Electric returns a cut-quality sample with ISO 9013 edge classification (laser) or a coated-wire finish audit (EDM), a parameter sheet and a shift-by-shift throughput projection. Typical turn: two weeks.

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