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 do double-flange carrier rollers prevent tr...

    Double-flange carrier rollers are specialized undercarriage components designed for excavators operating on steep inclines. Their extended, dual-sided flanges physically lock the track shoe links against the inner rail of the...

    How do double-flange carrier rollers prevent tr...

    Double-flange carrier rollers are specialized undercarriage components designed for excavators operating on steep inclines. Their extended, dual-sided flanges physically lock the track shoe links against the inner rail of the...

  • How can fleet buyers verify carrier roller hard...

    For demanding earthmoving, a premium replacement top roller must balance a hardened surface (Rockwell C52-58) with a tough, resilient core to resist abrasion and impact. This requires advanced alloy steel,...

    How can fleet buyers verify carrier roller hard...

    For demanding earthmoving, a premium replacement top roller must balance a hardened surface (Rockwell C52-58) with a tough, resilient core to resist abrasion and impact. This requires advanced alloy steel,...

  • How does a misaligned carrier roller cause rapi...

    An off-center or sagging carrier roller forces the track chain to enter the front idler and drive sprocket at a skewed angle, causing rapid lateral wear on link guide teeth....

    How does a misaligned carrier roller cause rapi...

    An off-center or sagging carrier roller forces the track chain to enter the front idler and drive sprocket at a skewed angle, causing rapid lateral wear on link guide teeth....

  • How does KTSU undercarriage design ensure low-t...

    KTSU roller assemblies are engineered for extreme mining conditions, where low-temperature impact toughness is non-negotiable. Specialized alloy steel undergoes precise tempering to prevent brittleness, while advanced multi-lip oil seals retain...

    How does KTSU undercarriage design ensure low-t...

    KTSU roller assemblies are engineered for extreme mining conditions, where low-temperature impact toughness is non-negotiable. Specialized alloy steel undergoes precise tempering to prevent brittleness, while advanced multi-lip oil seals retain...

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Reliable Excavator Undercatrage solutions