• Kaiping Zhonghe Machinery Manufacturing Co., Ltd
    David Cordova
    High quality excavator boom with good price! I like it very much, so I brought 2 units of demolition arm again. The whole process went smoothly. Next time I need to buy excavator arms, I will buy them from here.
  • Kaiping Zhonghe Machinery Manufacturing Co., Ltd
    Vaina Conroy
    Very happy with the service provided. All questions were answered promptly. The product was as described and arrived on time. Great packaging. The biggest surprise was that the welding quality of the product exceeded my expectations.
  • Kaiping Zhonghe Machinery Manufacturing Co., Ltd
    William Hollister
    Very helpful. The excavator long reach arm I purchased are solidly built, well made and I have no doubt they will last for many years.
Contact Person : Nina Liu
Phone Number : +8615362217237
WhatsApp : +8615362217237

New long reach Boom Excavator Arm 0.4-0.5CBM Bucket Capacity

Place of Origin China
Brand Name ZHONGHE
Certification CE
Model Number 20-27T
Minimum Order Quantity 1set
Price 9998
Packaging Details Plastic wrap and bubble wrap packing
Delivery Time 15`20days
Payment Terms T/T
Supply Ability 50set one month
Product Details
Material Q355B Size Custom
Condition New Long Reach Boom & Arm Warranty 1 Year
After-sales Service Provided Online Support Bucket Capacity 0.4-0.5CBM
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Long Reach Boom Excavator Arm


0.4CBM Bucket Excavator Arm


0.5CBM Bucket Excavator Arm

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Product Description

Excavator long reach arm for DOOSAN HYUNDAI KOMATSU KOBELCO

Catalogue ZH excavator boom arm.pdf

Introduction of long reach excavator arms

The Stick/Boom/Hydraulic Cylinders/Bucket come as a Long Reach Upgrade Package. Remove stock parts and Upgrade for roughly 2x reach increase.

Our Long Reach Excavator package is available for a wide range of excavator models according to the customer’s exact needs and areas of application. Offer deeper and long-distance digging to boost productivity where standard boom can’t get the job done.

As boom and arm are critical components of an excavator; thus, it’s been produced precisely to fulfill quality conformance with the implementation of cutting-edge technology and advanced machinery in the production line.

To sustain our branding in this field, we ensure our high quality and durable long reach arm will accomplish your project satisfactorily.


Product advantage of long reach boom arm

Long Reach Booms are made of high strength and high Tensile alloy steel Q345B, 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 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
Bucket cylinder With protective Guard.
Various of Attachment to fit long reach booms: standard digging bucket, mud bucket, skeleton bucket, grapple.


Less maintaince
Using high quality materials, such as Q355B as default, Q690D optional, Niningbo connectors, seamless precision piplines, graphite alloy copper sleeve, strong but light bucket cylinder.
2. Strong and sturdy
Built-in reinforcing ribs. Professional welding skill towards different bearing position. Groove preparation(45° edge-mining) before welding.


New long reach Boom Excavator Arm 0.4-0.5CBM Bucket Capacity 0

The specification of  long reach arm for excavator

Excavator Ton Total Length(mm) (A)Boom(mm) (B)Arm(mm) Maximum Digging Radius(mm) Maximum Digging Depth(mm) Maximum Unloading Height(mm) Maximum Digging Height(mm) Bucket Volume(cbm) Cylinder(ton)
11-15T 13000 7250 5750 11200 9000 7550 9350 0.15-0.3 12T
20-25T 15400 8220 7180 14500 11300 10400 12600 0.4-0.6 12T
20-30T 18000 10000 8000 17300 13000 17200 14000 0.4-0.7 12T
35-40T 20000 11000 9000 19200 14900 12900 15200 0.6-1.2 12T
40-45T 22000 12000 10000 21300 16000 14000 17000 0.5-1 20T
40-50T 24000 13000 11000 23000 17900 15200 18100 0.5-1.1

New long reach Boom Excavator Arm 0.4-0.5CBM Bucket Capacity 1

Our Long Reach Package Include:
1x Boom(12)1x Arm/Stick (9)1x Standard/Mud Bucket(1)1x Bucket Cylinder/Ram (7)1x Bucket Linkage(6)6x pin(2,3,4,5,8,12)4x Hose(10,11)
parts indicated in Blue No. are what our long reach booms package cover; parts in red No. are your original parts, we will furnish boom & arm cylinder and related pin, hose, and counterweight is available on request


Our Long Reach Booms Sticks fit most makes and models,

Include but not limit below models.
Komatsu Excavator Model: PC160LC-8, PC200, PC210, PC228, PC220 PC270, PC300, PC350, PC450, PC600, PC850, PC1250
Caterpillar Excavator Model: CAT320, CAT323, CAT326, CAT329, CAT330, CAT335, CAT336, CAT349, CAT352, CAT374, CAT390
Hitachi Excavator Model: ZX210, EX200, EX220, EX330, EX350, ZX200, ZX240, ZX330, EX350, EX400, ZX470, ZX670, ZX870, EX1200, EX1900
Volvo Excavator Model: EC220, EC235, EC250, EC300, EC350, EC355, EC380, EC480, EC750
Doosan Excavator Model: DX225, DX235, DX255, DX300, DX350, DX420, DX490, DX530, DX800
Kobelco Excavator Model: SK200, SK210, SK220, SK250, SK260, SK300, SK330, SK350, SK380, SK460, SK500, SK850
Sumitomo Excavator Model:?SH210, SH225, SH240, SH300, SH330, SH350, SH460, SH480, SH500, SH700, SH800
Hyundai Excavator Model: R200, R210, R220, R290, HX220, HX235, HX260, HX300, HX330, HX380, HX430, HX480, HX520, R1200



Factory advantage of long boom excavator arm

Excavator Long Reach Boom is a special-purpose attachment for long distance dredging in slope forming, settling banks, cleaning ponds/waterway, etc. application.

We are a professional manufacturer in China, specializing in Designing and making Long Reach Booms, High Reach Demolition Front, Shortened Rock Boom Stick, Bucket, and other kind of Excavator Attachment, our product has been sold to USA, England, UAE, Russia Australia, Egypt etc. counties.


1. 14000㎡ Workshop

We has more than 14000㎡ steel structure standard workshop with a large number of high precision processing equipments.

2. High-tech R&D Team
We use precision drawing software to achieve the max working range under the premise of safe operation.

3. Experienced Workers
There are more than 60 skillful staffs, 30 welding workers with over 5 years welding experience.

4. Customization
(1)Match all brand excavator.
(2)Color, length, material can do according to you.
(3)Extra pipeline can be added to suit to some extra application.

5. Prompt Lead Time
(1)Our lead time is 7-15 days.
(2)Our annual output of various types of excavator boom arms can reach 600 sets.

6. 100% Service
(1)Online support within 24 hours.
(2)Appointment video technical support. (Our engineers have focused on excavator boom and attachment over 10 years)




New long reach Boom Excavator Arm 0.4-0.5CBM Bucket Capacity 2


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New long reach Boom Excavator Arm 0.4-0.5CBM Bucket Capacity 5

Construction Case 

New long reach Boom Excavator Arm 0.4-0.5CBM Bucket Capacity 6New long reach Boom Excavator Arm 0.4-0.5CBM Bucket Capacity 7

Our factory other products

New long reach Boom Excavator Arm 0.4-0.5CBM Bucket Capacity 8New long reach Boom Excavator Arm 0.4-0.5CBM Bucket Capacity 9


Question 1: Does the Excavator with Long Reach Boom suitable for working in sea water?

Answer: Yes, It can work in sea water and our long reach booms painted with anti-corrosive painting, but please note some wearing component will not last as long as normal because of sea water corrosion , such as Bushes, Bucket, bucket cylinder

Question 2: Can Long Reach Excavator to do hammering job?

Answer: It is not recommended, Long Reach Excavator are designed for long reach dredging or moving material, If your job really need long reach hammering, please consult with us, we will give you suitable hammer model

Question 3: Do I need to buy overseas from you If some wearing parts wear out?

Answer: All our wearing parts on Long Reach Booms are standard part like bucket cylinder, bushes, cylinder seal, you can buy these locally.


Contact us!

New long reach Boom Excavator Arm 0.4-0.5CBM Bucket Capacity 10


New long reach Boom Excavator Arm 0.4-0.5CBM Bucket Capacity 11

                                                                   Send us a inquiry right now :)