20-27T Sliding Boom In Excavator , Q355B HITACHI Excavator Parts

Excavator sliding arm heavy equipment hight quality for HITACHI KOMATSU KOBELCO KATO DOOSAN KUBATO VOLVO CASE

Product presentation:

• The sliding arm is made of telescopic cylinder, the upper sliding arm and the bottom base arm. The upper sliding arm is installed on the lower base arm. The base arm have two-side roller and the channel rail, and the upper sliding body is driven by the telescopic cylinder.
• The upper sliding arm is connected to the telescopic cylinder piston side, the tube side of the cylinder is fixed to the bottom base arm.The external expansion arm has a large force, simple structure, can adjust the length freely,easy to operate, suitable for all kinds of different case.But the length adjust range is smaller,within 4 meters.
• Product advantages: the first double limit design reduces the running vibration of the sliding arm and improves the service life of the cylinder; The sliding device is changed from the previous pulley design to the slide design to reduce the failure rate, and the wear-resistant rubber slider is easier to replace and maintain.
• Applicable working conditions: excavation of subway, pipe jacking and caisson.