Taiheiyo Seiki K.K.

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Product Information

Precision Devices

The best solutions for each application

Major products

We provide the best solutions for each application, based on our extensive experience in providing products to construction machinery and road machinery manufacturers. Our reliable products have been praised for their excellent high-pressure and high-temperature properties, and for their long service life even under extreme usage conditions.

Major products

1

Rotary center joint

Rotary center joint

2

Tension cylinder

Tension cylinder

Rotary center joints

Rotary center joints for mini-excavators

Rotary center joints for mini-excavators

Rotary center joints

Rotary center joints for small to large hydraulic excavators

Rotary center joints for small to large hydraulic excavators

Rotary center joints

Rotary center joints for large cranes

Rotary center joints for large cranes

Tension cylinders

Cylinders for crawler tension

Tension cylinders

Toggle pins

Pins for injection molding machine type fastening units

Toggle pins

Technology and quality

Taiheiyo Seiki manufacturers products in the pursuit of world-class quality. Our high-quality materials and parts (such as seals) are obtained through our supply chain management system, while our rotating and sliding mechanisms are designed by expert engineers, and manufactured within our manufacturing system that makes use of advanced production technologies and quality management.

  • With twin spindles and two turrets, a finished product can be produced from casting materials within a single process

    With twin spindles and two turrets, a finished product can be produced from casting materials within a single process

  • With twin spindles and three turrets, a finished axle can be produced from round bar cuttings within a single process

    With twin spindles and three turrets, a finished axle can be produced from round bar cuttings within a single process

  • Assembling a body and shaft, and conducting a rotary torque test and leak test (using a leak tester)

    Assembling a body and shaft, and conducting a rotary torque test and leak test (using a leak tester)

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Products we have manufactured

Please feel free to contact us for information on products outside of the specifications and dimensions listed below.
Our organization can design and machine products to suit your requirements.

Rotary center joints

Rotary center joints
Category Class Pressure Revolutions Height Rotor Diameter
For excavators 1.5~80ton ~34.5MPa ~15min-1 300~590mm 115~280mm
For cranes and Foundation equipment 40~65ton ~30.9MPa ~5min-1 496~860mm 280~450mm
For tunnel boring machines φ1950~φ7250 ~20.6MPa ~3.3min-1 220~700mm 150~400mm