• HOME
  • The Power of NARITA - Materials & Processing Technology
The Power of NARITA

Materials &Processing Technology

Building on the diverse processing and lightweighting technologies cultivated since its founding in 1938 as well as the expertise on processing grounded in the deep understanding of material properties, Narita Manufacturing is committed to support customers to solve their challenges.

Core Technologies

Deep expertise in three core technologies

Technology developed and refined since 1938

Aluminum processing technology

From pressing, deep drawing, and welding to machining and surface treatment, we make the most of aluminum in its end-to-end processing and deliver lightweight, high-strength products.

Key processes
  • Deep-draw pressing
  • welding
  • precision machining
  • surface treatment
Applications
  • Railway car parts
  • aircraft parts
  • industrial machinery
  • EVs
Creating value through lightweighting

Lightweighting Technology

By converting conventional steel parts to aluminum, we achieve significant weight reduction — contributing to better fuel economy, improved dynamic performance, and lower environmental impact.

Key processes
  • Material substitution design
  • structural optimization
  • parts integration
  • wall-thickness optimization
Applications
  • Vehicle weight reduction
  • machine efficiency improvement
  • fuel economy improvement
Assembly and processing utilizing diverse core technologies

Composite Assembly Technology

We combine many advanced skills — pressing, welding, sheet metal working, machining, bonding, assembly, and surface treatment — to help shape our customers' requirements.

Key processes
  • Part integration
  • Bonding
  • Lapping/Fitting
  • Assembly
Applications
  • Vehicles
  • Machinery
  • Industrial equipment

Materials Expertise

Optimal material selection leveraging the properties of various aluminum alloys

  • 6000-Series Aluminum Alloys

    Good extrudability, medium strength

    Main fields
    • Architectural materials
    • general structural material

  • 5000-Series Aluminum Alloys

    Excellent corrosion resistance, good weldability

    Main fields
    • Rolling stock parts
    • marine materials

  • 7000-Series Aluminum Alloys

    Ultra-high strength, for aircraft

    Main fields
    • Aircraft parts
    • high-strength parts

  • 2000-Series Aluminum Alloys

    Aerospace, Space, and Mechanical Components

    Main fields
    • Precision parts
    • tools

Processing Capabilities

End-to-end in-house processing

  • Press Forming

    ounterpressure hydraulic press (2,400 t; 2,500 mm * 3,500 mm) / Servo press (300 t; 1,200 mm * 2,600 mm) / Double-crank press (300 t; 1,500 mm * 2,500 mm) (500 t; 1,500 mm * 3,000 mm) / Power press (35 - 150 t) / Press brake (80 - 200 t)

  • Welding Technology

    Welding technology / CO₂ welding / TIG welding / MIG welding / Spot welding / Laser welding / FSW (friction stir welding)

  • Machining

    Machining (maximum capacity) / 5-axis CNC machining center (Horizontal 560 mm * 560 mm * 630 mm; 2 centers)

  • Surface Treatment

    Surface treatment (maximum capacity) / Standard / chemical-brightened anodizing (800 mm * 800 mm * 800 mm)

Quality Improvement Initiatives

Building on traditional craftsmanship cultivated since our founding, we introduce the latest inspection equipment and production management methods in pursuit of higher-quality, more efficient manufacturing.

  • Introduction of Precision Inspection Equipment

    Micron-level high-precision inspection using coordinate measuring machines and microscopes

  • High Quality Through In-House Design

    Process improvement and shorter lead times through data analysis

  • Concurrent Engineering

    Production engineering staff collaborate and make proposals from the design stage

  • Sensory Inspection Expertise Built on Extensive Market Experience

    Applying our knowledge regarding the five senses based on years of product experience, you can achieve both cost reduction and quality improvement through parts-integration design

Quality Assurance System

Quality management systems compliant with global standards

  • ISO 9001

    Certified quality management system

    • All manufacturing processes

  • ISO 14001

    Certified environmental management system

    • Environmentally conscious manufacturing

Passing on Our Technology Toward 100 Years - Taking on Greater Challenges for the Future

Leveraging the technical capabilities we have cultivated over the years, we continue to take on new challenges. We stand side by side with our customers as a partner to help resolve their issues.

Technical Consultations / Inquiries Download Technical Materials

THE POWER
OF NARITA

Take a closer look at Narita Manufacturing's product lineup,
cultivated throughout our history since our founding in 1938.