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boom arm and long arm
  • boom arm and long arm

  • Brand Name : Caterpillar, Komatsu
Caterpillar, Komatsu, boom arm and long arm


We can supply boom and arm and long arm, rotary support, cylinder body for excavator.

We can design and produce standard booms and arms, long reach booms and arms and high reach demolition. With advanced CAD system and various machining equipments, skilled experienced workers, practical knowledge application with reasonable selection of materials and the thickness after analysis of stress concentration part through FEM, products’ structure intension and using capability are guaranteed. The inside buffer plate is to support tensile load, which prolongs the service life of excavators.

We also can design various kinds of extension jibs according to customers’ requirements. There are two kinds of extension jibs two-segment type and three-segment type .Two-segment type is mainly applied in the transit of building materials like earths and concrete the slope maintenance of express ways and the dredging of water courses etc . Three-segment type is mainly applied in demolishing high-rise.


Brand: Caterpillar, Komatsu, etc.

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