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Upper roller is applied in crawler excavator and bulldozer from 5T to 100T. Double-cone sealing and lubrication make upper rollers have longer working time and better performance.

Upper roller is applied in crawler excavator and bulldozer from 5T to 100T. Double-cone sealing and lubrication make upper rollers have longer working time and better performance.

The idler is made of high quality steel by special process. The casting and forging processes meet different requirements. Finish machining makes the surface of idler smooth and accurate in size.

Top roller is applied in crawler excavator and bulldozer from 5T to 100T.Double-cone sealing and lubrication make top rollers have longer working time and better performance. Fine machining makes top rollers had good surface and precise size.

Sprockets are applied in special model of crawler excavators and bulldozer from 5T to 100T. The sprocket is formed by casting process.

It adopts high strength wear-resistant steel. Refining the metal grain and increasing the density of the material in producting process. The metal fiber organization is continuous.

Sprockets are applied in special model of crawler excavators and bulldozer from 5T to 100T. The sprocket is formed by casting process.

It adopts high strength wear-resistant steel. Refining the metal grain and increasing the density of the material in producting process. The metal fiber organization is continuous.

XYB75W-9 is a model independently developed by our company. Equipped with Yuchai supercharged engine and international famous brand plunger pump, this model was officially put into production in 2018.