Long Boom Excavator Clamshell Telescopic Arm 4600mm For Hitachi CAT Volvo CAT320D

High-Strength Excavator Long Reach Telescopic Arm Boom Multiple Length For Hitachi

Excavator teledipper is very useful for small confined spaces, 2 stage and 3 stage teledipper suitable for half round well sinking with clamshell bucket , We customized different size according to your model

Highlights of telescopic arm

1.The reel adopts enlarged spring piece✅

2. The box is made of LG700 high strength material✅

3. Bearing part with multi-layer reinforced✅

4. The pivot end is reinforced with multiple layers to withstand greater excavation forces✅

5. The exposed bucket cylinder can be replaced without disassembling arm, which is convenient for maintenance

6. Four-layer steel wire high pressure hose, more durable✅

7. The telescopic cylinder adopts double oil seals, and the built-in slider reduces the vibration of the cylinder, avoids sagging due to gravity, improves the service life of the cylinder and reduces failures✅

The two-stage telescopic boom is generally 6-16 meters, generally match 6-22 tons excavator. It is divided into two designs with and without pipe coiler. On the market with pipe coiler design one is the main supply products.

Zhonghe two-stage telescopic boom sales of more than 100 sets a year.

1. This product is mainly composed of a fixed body, a sliding body and an extendable cylinder.

2. The arm is made of high-strength 700 material.

3. Embedded hydraulic hoses can effectively prevent damage caused by obstacles.

4. It also has a load-extension function, which can work over some obstacles directly.

5. Generally, it carries a bucket to complete deep pit excavation as well as be matched with a clamshell bucket to grab soil, sand, coal. etc.

welcome to contact for more details and models!

1. Excavator High Reach Demolition Boom Arm 

✅Seamless precision steel pipe

✅Centralized lubrication system

✅The boom seat sleeve adopts all in one molding process

✅Hydraulic pipelines section design, convenient for later maintenance

2. Excavator Pile Driving Boom Arm

✅ The angle between boom and horizon can reach 88°

✅The angle between boom and arm can reach 160°

✅Comparing with the same length pile driving arm, ours can pile higher.

3. Excavator Shorten Arm

✅Stop valves prevent oil leakage when replacing breaker by bucket.

✅Multi-layer welding of pipe connectors to reduce the risk of oil leakage

✅Cylinder protective cover is beneficial to preventing the cylinder from being damaged in collision

✅Q355B material, using high-quality accessories, full weld, double plate reinforcement in the stress position, etc.

4. Excavator Sliding Arm

✅Built-in antiwear plastic slider for easy replacement and maintenance

✅The double oil seal design for the telescopic cylinder prolongs its service life

✅The whole plate is cut, not spliced, so as to be more firm and not easy to deform

✅Steel sliders are welded between the skateboards to avoid direct contact wear

6. EXCAVATOR LONG REACH

✅The pipeline we use is international seamless precision pipeline.

✅The bushing on the boom base we use graphite alloy copper sleeve ,and other place we use steel bushing for easy maintenance

✅Chamfering bevel before welding, our muti-layer welding is full and smooth with many year professional experence .

✅Rivers cleaning dregging project

ZHONGHE triple quality control system
The first system is the technical design drawing review mechanism,
The second system is the semi-finished product review mechanism,
(each process has a detection testing for the previous process)
The third system is the finished product testing.
(Before painting, the overall inspection is carried out to check whether the design size matches the welding size, and whether the installation size meets the design requirement.)

To sum up, every single ZHONGHE product has been passed the above three-stage inspection system to ensure that is qualified before shipping.

(Robust structure)
1. The box is made of LG700 high strength material
2. Bearing part with multi-layer reinforced

3. The upgraded auxiliary rope design makes the pipeline smoother while stretching

(Long service life)
1. The reel adopts enlarged spring piece
2. Adopt Strong bucket cylinder

(Avoid oil leakage)
1. The telescopic cylinder adopts double oil seals
2. Bucket cylinder hose was built-in to avoids oil leakage caused by hose vibration

(Easy to maintain)
Lubrication system for sliders help support butter easily.

Usually use 40GP container to load product !

Q1: What is the Warranty of theClamshell Telescopic Arm?

The warranty period is one year

Please contact with Sophia for detailed Warranty Regulation.

Q2: What's your service ?

We can offer professional technical support and good after-sale service to you.

Modification methods will be different according to different models and configurations of your owned excavators.

Before modifying, you need to provide configuration, mechanical and hydraulic joints and others.

Before modifying, you need to confirm technical specification.

Contact sophia to inquiry details !

My name is sophia from Zhonghe Machinery , our factory produce telescopic arm and different types of long arm , please contact me if you need
whatsapp/wechat:+86 18127591702
sophia@excavatorboomarm.com
Line~:supersophia1990
@excavatorrockbuckets.com