Hot sale 6-8 ton 8m long boom excavator high quality excavator long
reach boom arm for PC80 EX60
Excavator long reach fronts introduction
We invest heavily in state-of-the-art equipment to keep up with the
industry. The boom and arm, the critical components of an
excavator, require tight tolerance and precision. They are machined
with these state-of-the-art machines to ensure the highest quality
available for every piece we produce.
- Long reach Boom-Arm is ideal for river and sea dredging on land or
barge.
- Basement and deep foundation excavation.
- Trench, leve and pool maintenance.
- Ideal for marine wall construction.
- Heavy duty in construction.
- The design is comprehensively simulated, ensures design integrity
and identifies potential stress and fatigue points.
- All surfaces are sandblasted.
- It uses marine grade epoxy paint as a primer.
Each part warranty of excavator extention armname | main material | warranty(day) |
Boom | Q355B | 360 |
Arm | Q355B | 360 |
Bucket | Q355B | 90 |
Bucket cylinder | - | 180 |
Linkage assenbly | Q355B | 180 |
1. Material: the material of the big and small arms is Shaogang
q355b, the iron pipe on the arm is national standard cold drawn
seamless pipe, the pin shaft is 40Cr, the high-pressure hose is a
joint-venture pipe with 4 layers of steel rings, the grease pipe is
a single-layer hose, and the bushing driven into the base of the
boom is graphite alloy copper sleeve.
2. Configuration: one set of big and small arms, six pin shafts,
four high-pressure hoses, three grease pipes, one set of connecting
rod assembly, one bucket cylinder and one bucket.
3. Product advantages: plasma cutting, machine milling, robot
welding, boring after welding, assembly line production operation,
and better quality assurance. It can be customized according to the
working conditions to meet the construction needs of different
users. The opening angle of the large and small arms can reach 163
degrees, and the excavation radius and height are larger.
4. Working conditions applicable to the lengthening arm: Municipal
Engineering, subway construction, river dredging, reservoir
cleaning and other water conservancy projects.