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Dongguan Haide Machinery 
Add:Tangxia,Gaobu Town,Dongguan City,Guangdong Pro 523281,China
Home » Products » Long Reach Boom » Doosan DX300 18m long reach


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Doosan DX300 18m long reach

  • LDB300-DX300-18

  • Excavator: Doosan DX300
  • Total length: 18000 mm
  • Boom length: 10000 mm
  • Stick length: 8000 mm
  • Max extensive: 17600 mm
  • Max dig depth: 12200 mm
  • Max dig height: 13720mm
  • Bucket: 0.5 cum GP bucket
  • Counter weight: No
  • Material: Q345B+Q690D
Long reach boom are used for dredging rivers port construction, railway construction and groundwork construction, with high extensive operation scope, high efficiency and high security.
According to customer requirements,Our company specialize in designning and customizing all kinds of long reach boom for all brand excavators.  
We have detailed dimension of most excavators,this Doosan DX300 excavator we have detailed dimension.
1. For all the long reach boom we produced,include lubricant pipe system, hydraulic system, 1 bucket, 1 bucket cylinder, 1 linkage, all pins,all hoses,etc

2. The Stick cylinder of the long boom, can use the original stick cylinder to save the cost, if you need the stick cylinder, we also can prepare for you.

This Doosan DX300 long reach boom,we prepared the stick cylinder for customer

3. The main material of this long boom is Q345B + Q690D, the top and bottom cover plate use Q690D, other plate use Q345B. Weldox also optional to suit to your application. Pin’s material is 42CrMo4.

4. All the plate are beveled 45 degree before welding

5. If necessary, extra pipeline can be added as customer requirements
   For this Doosan DX300 18 meter long reach boom,we prepared 1 kit extra auxiliary pipe as customer requirements
   And at the end of auxiliary pipe,we prepared stop valve,so it's convenient for customer to replace attachments.

6. Our welding was by maual. Welding is protective-gas welding, the protective gas is 80% Argon and 20% CO2 mixed. This is golden standard for protective gas.

7. For all base,joint and other main structure of the long boom, we use boring machine adjust the precision after welding, to avoid the welding-stress leading to big tolerance.

8. We will also supply parts list for the long reach boom, so it’s easy for Maintenance and after-sales service.

9. We can supply detailed dimension drawing for confirmation before order.

Parameter sheet of our series products
Model LDB120 LDB200-1 LDB200-2 LDB300 LDB350-1 LDB350-2 LDB450
Total length
13000 15380 1800 18000 20000 22000 24000
Self weight
3000 4000 4200 5200 6000 6500 7000
Max dig depth
9000 11340 12200 12200 14500 16100 18000
Max extensive
Scope (mm)
12500 15100 17600 17600 19600 21600 23600
Max dig height
11300 12510 13500 13720 14920 16100 17300
Folding height
2900 2980 3040 3210 3210 3400 3400
Bucket volume
0.3 0.6 0.4 0.4 0.5 0.6 0.6
Suitable excavator
12 20 20 30 35 35 45

2015 Dongguan Haide Machinery Co., Ltd  Supported by Leadong.com