Rustproof Practical Excavator Arm Cylinder , PC220-6 Excavator Boom And Stick

10-12 Meters Long Excavator Long Reach Boom and Stick Arm for PC220-6 Made by Zhonghe Machinery

The video show of long boom stick

Product presentation of excavator hitachi long arm
1.Material: Both boom and arm are made of Q355B, the hydraulic steel pipes are Cold drawn seamless steel pipe, the pin material is 40Cr, the high pressure hose is joint venture pipe with 4 layers of wire coil, the butter pipe is single layer hose, and the bushing into the large arm base is graphite alloy copper sleeve.
2.Parts included: 1pcs long boom,1pcs long arm, 6pcs pins, 4pcs high pressure hose, 5pcs grease pipe, 1kit linkage, 1pcs bucket cylinder, 1pcs bucket.
3.The arm cylinder can use original to save cost,if you need arm cylinder,we also can prepare
4.Product advantages: plasma cutting,beveling edge before welding, assembly line production operation,robot welding, boring after welding, quality is more guaranteed.Can supply customize service according to customer requirements. The o extend Angle of the boom and arm can reach 163 degrees, the max work range and the max cut height are larger.
5.Suitable working conditions: municipal engineering, subway construction, river dredging, reservoir cleaning and other water conservancy projects.

The pictures show of excavator boom and arm