20meters Long Reach Boom and Arm for Hitachi Zx350 Excavator

ZX350 Hitachi Excavator Long Boom Suit 20 Meters 2.5T Counter Weight

Description:

1, Our company established on years 2006, we have over 10 years experience in designing and customize the long reach boom for all brand excavators.

2, Applicable for all the excavator model,OEM service is also available.

3, Advanced manufacturing process, Technique is in the line with global standards.

4, We can customize this long boom for your ZX350 excavator, we have all the installation dimensions of this machine.

5, The long reach boom include lubricant pipe system, hydraulic system, 1 counter weight with 2.5ton, 1 bucket with 0.6cbm, 1 bucket cylinder, 1 linkage, 6 pins and 4 hoses.

6, Stick cylinder of the long boom use your original stick cylinder, but if you need we prepare the stick cylinder for you, also no problem, we can make it.

7, If you need, we can add extra pipeline for you, to suit some extra application.

8, Our welding was by maual. Welding is protective-gas welding, the protective gas is 80% Argon and 20% CO2 mixed. This is golden standard for protective gas.

9, The main material of this long boom is Q345B + Q690D, the top and bottom cover plate use Q690D, other place use Q345B. Weldox also optional to suit to your application. Pin's material is 42CrMo4.

10.Some parts can be consolidated  using thicker plate or overlapping another plate  for heavy-duty application. 

11, Before welding, we have use big edge milling machine mill(taper process) the edge of the sheet. So the welding can go to the internal of the steel-sheet and make the structure have higher performance.

12, For all base,joint and other main structure of the long boom, we use boring machine adjust the precision after welding, to avoid the welding-stress leading to big tolerance.

13, The manufacture time about 15 days. Warranty time 6 month after installation.

14, We will also supply parts list for the long reach boom, so it's easy for Maintenance and after-sales service.

Specifications:
       

Applications:

1. Dredging river and sea

2. All kinds of construction need long reach excavator.

3. This long reach boom of ZX350 was exported to Australia.