Q355B Mini Excavator Long Reach , 20m Arm Construction Equipment Parts

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.

Advantages:

Usually use 40GP container to load product !

Q1: Why not have boom and stick cylinders in the plan?

A1: First, the whole long arm is lengthening, but the boom just lengthening from its middel sleeve to its end, so the original boom and stick cylinder can be used. Second, using the original parts can save your cost.

Q2: How long is the boom arm can min excavator be be configured with? Whether it is necessary to increase the counterweight?

A2. Generally speaking, 30-40 excavator longest arm suggests to be 8 meters, can configure 0.1 cbm bucket, no need extra counterweight. 55 excavator longest arm suggests to be 12 meters, can configure 0.1-0.15 cbm bucket, need 0.5 ton extra counterweight. 60-80 excavator longest arm suggests to be 12 meters, can configure 0.15-0.25 cbm bucket, need 0.5-0.7 ton extra counterweight.
It is not recommended to extend boom arm to longest length as min excavator is easy to sloshing.

Q3: How long will it takes to install a excavator long reach boom?

It depends on the installer and machine size.
Usually disconnect the original boom arm, stick cylinder, then pin the new one is okay.
Kindly remind, prepare several containers to fill the oil before disassemble.

Contact sophia to inquiry details !