Customizable 18m Long Reach Excavator Boom For 20-Ton Machines – 10m Digging Depth

Customizable 18m Long Reach Excavator Boom For 20-Ton Machines – 10m Digging Depth 

Used for Komatsu pc200 pc220 pc240 pc250 Cat 320D Kobelco SK200 SK250 Volvo EC220  

Production workshop of Defeng Mechanical Manufacturing Limited

1. The conventional material is Q355B, and the enhanced version is Q460.

The plate is thin, high in strength, light in weight, and reduces the load of the excavator.

2. The bushing in the boom seat cover is made of copper (with self-lubricating carbon powder inside).

3. The oil pipes are all made of high-precision cold-drawn seamless steel pipes, which have undergone pickling and

phosphating treatment, with good material and high strength.

4. All the long arms are integrally bored after welding to ensure the concentricity between the pins and the quality.

Company view

FAQ:

1. Are you manufacturer?
Yes.
We are factory in Changzhou city, Jiangsu province, near Shanghai port.

2. Do you have warranty?
Yes. Long Boom and Arm has 6 months warranty.

3. Do you have after-sale service?
Yes.
After order, we will start production quickly and keep updated.
After shipment, we will track the shipping and keep updated.
After you receive machines, we will instruct the usages and maintenance.
During usage, if any problems, we will offer timely and complete solutions.
We offer servicing for the whole lifetime of machines, no worry for personal use or resell.