Dongguan Haide Machinery Co., Ltd
                                                                                                           
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CE-approved Kobelco SK330/SK350 Long Reach Boom Arm with 10000mm Long Boom and 8000mm Long Arm for Heavy-Duty Applications

Price Negotiable
Price: Negotiable
MOQ: 1
Delivery Time: Negotiable
Brand: Kobelco long reach boom
Product Description
Kobelco SK330/SK350 Long Reach Boom Arm
CE-approved Kobelco SK200/SK250/SK330/SK350 long reach boom for excavators, designed for extended reach applications.
Key Features
  • Compatible with all makes and models of excavators
  • Standard package includes: bucket, linkage, bucket cylinder, 4 oil pipes/hoses, 6 pins, and lubricating system
  • Multiple material options available (Q345B, Q690D, Weldox) to suit specific applications
  • Two-piece boom design for container-friendly shipping
  • 45-degree tapered seams for superior welding quality
  • 6-month warranty included
  • Reinforced construction options available for heavy-duty applications
  • Optional boom and arm cylinders available
  • Custom pipeline configurations possible for specialized applications
  • Capable of producing booms up to 32m in length
Kobelco SK330/SK350 Long Reach Boom Arm overview Kobelco SK330/SK350 Long Reach Boom Arm side view Kobelco SK330/SK350 Long Reach Boom Arm detail Kobelco SK330/SK350 Long Reach Boom Arm connection point Kobelco SK330/SK350 Long Reach Boom Arm hydraulic connections Kobelco SK330/SK350 Long Reach Boom Arm in operation
Technical Specifications
Model LDB120 LDB200 LDB220 LDB300 LDB350 LDB400 LDB450
Total length (mm) 13000 15380 15380 18000 20000 22000 24000
Weight (kg) 3000 4000 4200 5200 6000 6500 7000
Max dig depth (mm) 9000 11340 11370 13000 15000 16500 18000
Max extensive scope (mm) 12500 15100 15100 17600 19600 21600 23600
Max dig height (mm) 11300 12510 12610 13720 14920 16100 17300
Folding height (mm) 2900 2980 3040 3210 3210 3400 3400
Bucket volume (m³) 0.3 0.4 0.4 0.4 0.5 0.6 0.6
Excavator tonnage (ton) 12 20 22 30 35 40 45
Manufacturing Process
1. Material

Top and bottom sections use Q690D steel, with other components made from Q340B steel.

Material selection for Kobelco long reach boom Steel material for Kobelco long reach boom
2. Welding

Precision welding using mixed gas (80% argon, 20% carbon dioxide) for optimal strength.

Welding process for Kobelco long reach boom
3. Bushing

High-quality copper bushings with graphite for smooth operation and durability.

Bushing components for Kobelco long reach boom Bushing installation for Kobelco long reach boom Completed bushing assembly for Kobelco long reach boom
4. Machining

Precision milling machines prepare strip edges and grooves for optimal forming and welding conditions.

Machining process for Kobelco long reach boom Edge preparation for Kobelco long reach boom Completed machining for Kobelco long reach boom

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Dongguan Haide Machinery Co., Ltd
Location Tangxia Village Industrial area,Gaobu Town,Dongguan City,Guangdong Pro 523281,China
Contact Person Irene Guo

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