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Dongguan Haide Machinery Co., Ltd Excavator Attachments & Long reach boom and Logistics equipments supplier
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Professional Kobelco Excavator Long Arm for 33 Ton Excavtor 16 Meter

Dongguan Haide Machinery Co., Ltd
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Dongguan Haide Machinery Co., Ltd
City: Dongguan
Province/State: Guangdong
Country/Region: China
Tel: 86-769-88708111
Contact Person:
Ms Irene Guo

Professional Kobelco Excavator Long Arm for 33 Ton Excavtor 16 Meter

Brand Name : Haide
Model Number : LDB300-SK230-16
Certification : CE/ISO
Place of Origin : China
MOQ : 1kit
Price : Negotiation(EXW,FOB or CIF price)
Payment Terms : T/T or L/C
Supply Ability : 30 kits per month
Delivery Time : Within 25 days after received your payment
Packaging Details : Film
Total length : 16 m
Boom length : 8900mm
Stick length : 7100mm
Excavator model : Kobelco SK330
Bucket : 0.8 cum
Counter weight : NO
Warranty : 6 months after installation
Stick cylinder : Use original
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Professional Kobelco Excavator Long Arm for 33 Ton Excavtor 16 Meter

  • Specifications:

Boom length


Arm length


Max extensive scope


Max dig depth


Max dig height


Max dig depth in vertical wall


Max unloading height


Min rotate radius


Bucket volume

0.8 m3

Counter weight


Folding height


  • Description:

1. We have many years experience in designing and customize all kinds of long boom for all kinds of excavators.

2. We have detailed dimension of Kobelco Series excavator,we can customize the long reach boom for your Kobelco excavator.

For this Kobelco SK330 excavator,this model have stopped production.The original stick is broken,so customer asked us to customize one kit long reach boom for the original base,bucket capacity is 0.8 cum.

Both bucket cylinder and stick cylinder are use original.

3. Main sheet Material of this long boom is Q345B.Pin’s material is 42CrMo4.

4. Welding is protective-gas welding,the protective gas is 80% Argon and 20% CO2 mixed.This is golden standard for protective gas.

5. Before welding,we have use big edge milling machine mill the edge of the sheet.So the welding can go to the internal of the steel-sheet and make the structure have higher performance

6. 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.

7. We will prepare lubricant pipe system,hydraulic system,bucket,bucket cylinder,linkage,pins and hoses for the long boom we supply you.

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

9. If necessary,we can prepare 1 kit or 2 kit extra auxiliary pipe line for the long boom attachment.

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

  • Applications:

1. Customer use long reach boom to replace the broken original standard boom and stick.

2. After installation of the long reach boom,customer will use this excavator for rent business.

  • Other pictures:

Original boom:

Completed installation:

Product Tags:

excavator long reach boom arm


high reach arm

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Professional Kobelco Excavator Long Arm for 33 Ton Excavtor 16 Meter Images

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