ABOUT KTSU

Kunshan Kensetsu Buhin Co.,Ltd. is the Sino-Japanese joint venture enterprise ,specialize in the undercarriage parts for construction and agriculture machinery. Our main products include Track Roller, Carrier Roller, Front Idler, Sprocket, Track Chain Assembly applied to hydraulic excavator, bulldozer, paving machine and agricultural machine, a great variety with over 3000 items.  
           Our company is located in the Economy and Technology Development Zone of Shipai, Kunshan City, Jiangsu Province, China, 50 km away from Shanghai. It covers an area of 70,000 sq. meters, in which 45,000 sq. meters are building area. Its traffic and transportation are very convenient and it enjoys exceptional advantages of economic and geographical conditions.

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Product Quality Control

Advanced CAD and CAM technology are adopted for designing and developing. Specialized designing and hi-tech manufacturing ensure the high quality products.

Production equipment

Composed by two pieces of forged semi-roller shell, the entire roller shell is welded by NITTO friction welding machine, CO2 automatic welding & Robot welding.

KTSU Manufacturing Video

Production equipment

• Composed of two forged half roll shells, the entire roll shell is welded by NITTo friction welding machine CO2 automatic welding and robot welding.
• The ideal surface hardness and depth hardness of the roller sleeve ensure the high quality and service life of the product.
 • Processed by CNC lathes and CNC machine tools, ensuring the ultra precision and stability of product dimensions.
 • The precise assembly process and high-quality and reliable floating sealing group achieve perfect sealing and lubricated rotation of the rollers

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Blog posts

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  • How to Replace a Carrier Roller

    Replacing a carrier roller is a bracket job, not just a roller job: the top roller is bracket-mounted on the track frame, and the shims, bracket spacing, and hardware decide...

    How to Replace a Carrier Roller

    Replacing a carrier roller is a bracket job, not just a roller job: the top roller is bracket-mounted on the track frame, and the shims, bracket spacing, and hardware decide...

  • What Is the Function of a Carrier Roller?

    A carrier roller, often called a top roller, is the undercarriage component that supports the return run of the track chain as it travels back from the drive sprocket to...

    What Is the Function of a Carrier Roller?

    A carrier roller, often called a top roller, is the undercarriage component that supports the return run of the track chain as it travels back from the drive sprocket to...

  • Track Roller Maintenance and Life Extension

    Track roller maintenance is data-driven wear management: measure the same points on the same positions, chart the trend, rotate where the duty justifies it, and let the readings — not...

    Track Roller Maintenance and Life Extension

    Track roller maintenance is data-driven wear management: measure the same points on the same positions, chart the trend, rotate where the duty justifies it, and let the readings — not...

  • Track Roller Floating Seals and Lubrication

    After the shell, the seal is the second-most-important component in a track roller — the floating seal keeps the oil inside, the dirt outside, and the bearing alive through a...

    Track Roller Floating Seals and Lubrication

    After the shell, the seal is the second-most-important component in a track roller — the floating seal keeps the oil inside, the dirt outside, and the bearing alive through a...

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Reliable Excavator Undercatrage solutions