Hot sale 20-27 ton 20m long boom excavator nice quality excavator long reach boom arm for Hitachi Komatsu Sany
2024 Zhonghe Machinery Catalogue 3M.pdf
Two-section extendable arms can increase the range of operations without altering the installation and performance of the original excavator. It is mainly applicable to earth and stone engineering, deep trench excavation, river dredging and other operations.
Advantages:
1. Customization according to working conditions.
2. Q355B and Q690D materials are optional
3. Adopt a graphite alloy copper sleeve in boom base.
4. The opening angle of boom and arm can reach 163°, allowing for a greater excavating radius and height.
Please kindly check our pictures of Excavator long reach
Introduce of long reach arm
Use:
It is mainly suitable for earthwork foundation and deep cutting excavation. Applied to municipal works such as
Construction of port
Dredging of river channels
Reservoir cleaning
Subway construction
Excavation of the foundation of a building
Wide range of operation, high efficiency, high safety
Characteristics of Zhonghe long reach fronts
- Long Reach Booms are made of high strength and high Tensile alloy steel Q355B, and better material (700Mpa Yield Strength) is optional
- Inside of Booms with we design baffle plates that make booms strong and durable to withstand torsional loads
- Our boom and arm are large-welded box structure and thick or multi-plates for high-stress areas.
- High quality accessories such as pipeline, pins, bushes and cylinders,
- Camera pre-installed system can be furnished on your request
- Lock Valve is optional as a security tool to prevent boom down in the event of hydraulic hose blows
Various of Attachment to fit long reach booms: standard digging bucket, mud bucket, skeleton bucket, grapple.
Parameters of 20 meters Excavator Long Reach Boom
| Excavator Weight | 37-39T |
| Total Length(mm) | 20000 |
| Maximum Digging Radius(mm) | 19200 |
| Maximum Digging Depth(mm) | 14900 |
| Maximum Unloading Height(mm) | 12900 |
| Maximum Digging Height(mm) | 15200 |
Features of Excavator Long boom
Long boom arm of excavator's strong points
* High quality with Q355 main material, experienced welding worker and professional R&D team
* Suitable for market brands, or customization
* Max work radius and digging depth & height are larger as 163 degrees of boom and arm angle
Working situation of excavator long boom
municipal engineering, subway building, sand mining, river cleaning and other water conservancy projects.
Attentions
We recommend you use the original arm cylinder to save cost, and counterweight is optional.
Please tell us if you need any other accessaries.
Excavator Long Arm Accessaries
1 boom, 1 arm, 0.6cbm bucket, 20 ton Cylinder, 5 butter hoses, 6 precision seamless steel pipes,
1 linkage assembly, 4 high pressure hoses, 6 pins. All of them are installed together with boom arm.
Notice: Need to use the original arm/stick cylinder, which can reduce the cost for you.
We can also provide one but not for free if needed.
Advangtages of ZHONGHE MACHINERY
GOOD SERVICE:
1. Online support within 24 hours.
2. Appointment video technical support.
(Our engineers have focused on excavator boom and attachment over 10 years)
3. Long excavator boom shall be two/three jointed pcs to make it fittable into container to save shipping cost.
WARRANTY
1 year for long reach boom, 180 days for cylinder and linkage, 90 days for bucket.
Recommended Excavator Attachments
1. Long reach excavator boom
2. Excavator telescopic boom
3. Demolition boom
4. Excavator rock bucket
5. Excavator tilting bucket
6. Hydraulic grabs for excavators
FAQ of Long Reach Excavator Boom
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.
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Yellow Sany Komatsu Hitachi Long Reach 20m Alloy Steel Practical CAT320 Images
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