Product

  • TIRE CORD, BEAD WIRE & SAW WIRE BUSINESS UNIT
  • Special Steel Wire Division
  • Functional Materials Division
  • Life Science Division
  • Bead Wire

    End products

    • Steel radial tires
    • Aircraft tires
  • Steel Cord

    End products

    • Steel radial tires
    • Construction vehicle tires
    • Industrial and Agricultural Vehicle tires
  • Hose Wire

    End products

    • Hydraulic hoses
  • Saw Wire

    End products

    • Silicon wafers for semiconductor devices
  • Piston Ring Wire

    End products

    • Various types of engines
      (Passenger cars, trucks, construction machinery, motorcycles, etc)
  • Snap Ring Wire

    End products

    • Automotive transmissions
    • Bearing components in industrial machinery
  • Spring Wire

    End products

    • Bicycle gear shifting systems
    • Washing machine clutches
  • Mainspring Wire

    End products

    • Starters for generators, lawn mowers, etc.
    • Vacuum cleaner cord reels
  • Music Wire

    End products

    • Engine-related components for construction machinery
    • Lighting switches
  • Fishing Hook Wire

    End products

    • Various types of fishing hooks (Gure hooks, Chinu Hooks, Jig Head Hooks, etc.)
  • Wire for Textile Machinery

    End products

    • Latch needles
    • Brushing and spinning machines
  • Probe Card Pin

    End products

    • PCBs
    • Touchscreens
  • Pins for wire probes

    End products

    • Semiconductor devices
    • Liquid crystal panels
  • Dot Pins

    End products

    • Dot impact printers
  • Ultrafine Spring Wire

    End products

    • Semiconductor-Related Components
  • Polishing Wire

    End products

    • Optical Fiber Connection Components
  • Silver Nanoparticles

    End products

    • Semiconductor chips
    • Electronic substrates
  • Medical Round Wire

    End products

    • Tubes and coils for catheter reinforcement
    • Guide wire tip coils
  • Medical Flat Wire and Shaped Wire

    End products

    • Tubes and coils for catheter reinforcement
    • Coils for reinforcing endoscopes
  • Straightened Wires and Tapered Wires

    End products

    • Guidewires
    • Mandrels
  • Torque Rope

    End products

    • Endoscopic instruments
  • Spool wound Pre-Straightened Wire

    End products

    • Guide wires
    • Suture needles
  • Hollow Coil

    End products

    • Medical torque transmission devices
    • Endoscopic instruments
  • PTFE Coated Wire

    End products

    • Guide wires
    • Mandrels

Steel Cord

Steel Cord

Steel Cord

What is Steel Cord?

Steel cords are reinforcing materials made by stranding several to several tens of filaments with a diameter of φ0.15–φ0.4 mm. The filaments are brass-plated to improve adhesion with rubber. Our products use high-purity high-carbon steel wire and offer excellent strength, flexibility, and fatigue resistance.

End-product applications

End-product applications

  • Steel radial tires
    (for passenger cars, trucks, buses, and so on)
  • Tires for extra-large construction machines
  • Tires for crawlers
    (for construction machines, farm equipment, and so on)

Hose Wire

Hose Wire

Hose Wire

What is Hose Wire?

Hose wire is a single wire with a diameter of approximately φ0.20 to just under φ1.0 mm, mainly used to prevent hose deformation under high-pressure conditions. Various wire diameters are selected depending on the service environment.

End-product applications

End-product applications

  • Hoses for hydraulic machines
    (for construction machines, for suction and discharge, and other applications)

Saw Wire

Saw Wire

Saw Wire

What is Saw Wire?

Saw wire is a high-carbon steel wire used in the production of silicon wafers for semiconductors. Saw wire with a diameter of φ0.10–0.15 mm is mainly used in the process of slicing monocrystalline silicon ingots into wafers.

End-product applications

End-product applications

  • For slicing ingots
    (mainly for silicon wafers for semiconductors)

Bead Wire

Bead Wire

Bead Wire

What is Bead Wire?

Bead wire is a bronze-plated wire with a diameter of approximately φ1.0–2.0 mm. It is wound around the tire–wheel interface in the circumferential direction and helps prevent tire detachment from the wheel and air leakage.

End-product applications

End-product applications

  • Steel radial tires
    (for passenger cars, trucks, buses, and so on)
  • Tires for aircraft
  • Tires for racing two-wheelers
    (for motorcycles, bicycles, and so on)

Music wire

Music wire

Music wire

What is Music wire?

Music wire is a high-quality steel wire with extremely high strength and toughness. It is produced by drawing high-carbon steel wire (containing 0.65–0.95% carbon) after a special heat treatment known as patenting.

End-product applications

End-product applications

  • Components used in the engine area of construction machinery
  • Switches for lighting

Spring Wire

Spring Wire

Spring Wire

What is Spring Wire?

Spring wire is a steel wire that is formed into a helical shape and used in machines and structures to store force, absorb impact, and return to its original position.

End-product applications

End-product applications

  • Bicycle transmissions
  • Clutches for washing machines
  • Motion support for die components in press machines
  • Toilet seat opening and closing mechanisms

Mainspring Wire

Mainspring Wire

Mainspring Wire

What is Mainspring Wire?

Mainspring wire is a steel wire used for mainsprings (spiral springs). It is typically a wide, non-round wire with a high width-to-thickness ratio. Our company also produces wide-profile wire with a flatness ratio (width/thickness) of nearly 30.

End-product applications

End-product applications

  • Starters for power generators, lawn mowers, and so on
  • Cord reels for vacuum cleaners
  • Lift assistance for welfare vehicles

Piston Ring Wire

Piston Ring Wire

Piston Ring Wire

What is Piston Ring Wire?

Piston ring wire is steel wire used to manufacture rings installed in the pistons of internal combustion engines.
There are three types of piston rings: compression rings, second rings, and oil rings. Materials include high-carbon steel, low-alloy steel, and stainless steel.

End-product applications

End-product applications

  • Various types of engines: pistons in internal combustion engines
    (for passenger cars, trucks, buses, and two-wheelers)
    (for construction machines, general-purpose machines)

Snap Ring Wire

Snap Ring Wire

Snap Ring Wire

What is Snap Ring Wire?

Snap ring wires are trapezoidal steel wires attached to shafts or holes to serve as a metal retaining ring to hold parts in place. We provide three types of snap ring wires: soft wires produced by rolling annealed wires, oil-tempered wires produced by oil-tempering rolled wires, and hard-drawn wires with strength improved by wire drawing and rolling.

End-product applications

End-product applications

  • Automobile transmissions and shafts
  • Bearings in industrial machines
  • Movable parts in farm equipment and construction machines
  • Rotating parts in home appliances and others

Fishing Hook Wire

Fishing Hook Wire

Fishing Hook Wire

What is Fishing Hook Wire?

Fishing hook wire is a steel wire used for fishing equipment, specifically for small hooks attached to the end of a fishing line. We manufacture a wide range of fishing hook wires, including low-carbon steel, high-carbon steel, and low-alloy steel.

End-product applications

End-product applications

  • Various types of fishing hooks
    (Gure hooks, Maru Seigo hooks, Chinu hooks)
    (Ise-ama hooks, eyed hooks, jig head hooks)
    (Treble hooks)

Wire for Textile Machinery

Wire for Textile Machinery

Wire for Textile Machinery

What is Wire for Textile Machinery ?

A latch needle is a special needle with a small hook (latch) at its tip, used in knitting machines to form yarn loops in knitted fabric production. Card wire is used to open fibers, align their direction, and raise a nap on the material.

End-product applications

End-product applications

  • Latch needles: Machine knitting
  • Card wires: Carding process in napping machines and spinning machines

Dot Pins

Dot Pins

Dot Pins

What is Dot Pins?

Dot pin that punches dots into materials such as metal, plastic, and paper for engraving characters, numbers, logos, and barcodes.

End-product applications

End-product applications

  • Dot impact printers
    (duplicate slips, ATM passbook updates, and so on)

Pins for wire probes

Pins for wire probes

Pins for wire probes

What is Pins for wire probes?

A probe made from ultra-fine wires of tungsten, high-speed steel, and other materials, produced by applying gold plating or an insulating coating. It is widely used for printed circuit board and semiconductor inspection.

End-product applications

End-product applications

  • Various types of board inspections
    (semiconductor devices, PCBs)
    (liquid crystal panels, touch panels, and so on)

Probe Card Pin

Probe Card Pin

Probe Card Pin

What is Probe Card Pin?

A fine metal pin with a tapered tip, used in the testing process of semiconductor integrated circuits.

End-product applications

End-product applications

  • Various types of board inspections
    (semiconductor devices, PCBs)
    (liquid crystal panels, touch panels, and so on)

Polishing Wire

Polishing Wire

Polishing Wire

What is Polishing Wire?

A high-precision wire used for polishing the inner diameter of ferrules used in fiber optic connections.

End-product applications

End-product applications

  • For polishing the bores of ferrules
    (parts for connecting optical fibers)

Ultrafine Spring Wire

Ultrafine Spring Wire

Ultrafine Spring Wire

What is Ultrafine Spring Wire?

A wire used for manufacturing extremely fine springs (approximately several tens to several hundreds of micrometers in diameter) for precision equipment and electronic components.

End-product applications

End-product applications

  • Various types of precision equipment
    (related to semiconductors or automobiles)
    (communication equipment, office automation equipment)
    (home appliances and other precision parts)

Silver Nanoparticles

Silver Nanoparticles

Silver Nanoparticles

What is Silver Nanoparticles?

Silver nanoparticles are fine silver particles with excellent electrical conductivity and thermal conductivity. They are used in various applications, including conductive pastes, adhesives for electronic equipment, and electrode materials for solar cells.

End-product applications

End-product applications

  • Electrically conductive adhesives
  • Thermally conductive adhesives
    (for semiconductor chips, electronic substrates, and so on)

Medical Round Wire

Medical Round Wire

Medical Round Wire

What is Medical Round Wire?

A precision-processed round wire that serves as the base material for medical wire products. We offer medical round wires made mainly of stainless steel and various alloys, in a wide range of sizes (down to 0.010 mm) and tensile strengths.

End-product applications

End-product applications

  • Tubes and coils for reinforcing catheters
  • Guide wire tip coils
  • Coils for reinforcing endoscopes

Medical Flat Wire and Shaped Wire

Medical Flat Wire and Shaped Wire

Medical Flat Wire and Shaped Wire

What is Medical Flat Wire and Shaped Wire?

A wire with various cross-sectional shapes such as rectangular, elliptical, semicircular, and crescent. Like round wire, it can be customized in shape and mechanical properties according to customer requirements, using stainless steel and various alloys as the main materials.

End-product applications

End-product applications

  • Tubes and coils for reinforcing catheters
  • Coils for reinforcing endoscopes
  • Control wires

Straightened Wires and Tapered Wires

Straightened Wires and Tapered Wires

Straightened Wires and Tapered Wires

What is Straightened Wires and Tapered Wires?

A medical wire with high straightness, torque transmission, and machinability. Tapered processing is available upon request (minimum tip diameter: 0.030 mm). Both straight and tapered wires can be supplied in specified lengths.

End-product applications

End-product applications

  • Guide wires
  • Mandrels
  • Endoscopic instruments

Torque Rope

Torque Rope

Torque Rope

What is Torque Rope?

A torque rope is a medical rope produced by stranding multiple wires. Torque ropes are mainly used in instruments for endoscopic procedures. In an endoscopic procedure, a torque rope can transmit torque and rotations from the doctor's hand to the tip without loss.

End-product applications

End-product applications

  • Endoscopic instruments

Spool wound Pre-Straightened Wire

Spool wound Pre-Straightened Wire

Spool wound Pre-Straightened Wire

What is Spool wound Pre-Straightened Wire?

A medical wire with high-precision straightness that can be used directly by unwinding it from a bobbin. It can be cut to the desired length and used immediately, as it is supplied with high straightness, as well as the required sizes (0.15–0.40 mm) and mechanical properties.

End-product applications

End-product applications

  • Guide wires
  • Mandrels
  • Suture needles

Hollow Coil

Hollow Coil

Hollow Coil

What is Hollow Coil?

A hollow coil composed of round wire as well as flat and shaped wires, formed in various layer and strand configurations (up to 3 layers and 16 strands). The coil can be custom-designed to meet required properties such as rigidity, flexibility, torque transmission, and rotational responsiveness.

End-product applications

End-product applications

  • Medical torque transmission devices
  • Medical rotational transmission devices
  • Endoscopic instruments

PTFE Coated Wire

PTFE Coated Wire

PTFE Coated Wire

What is PTFE Coated Wire?

A wire coated with a fluororesin called PTFE (polytetrafluoroethylene). We perform in-house integrated production from wire manufacturing to coating and can apply coatings to various types of wires according to customer requirements.

End-product applications

End-product applications

  • Guide wires
  • Mandrels