Modern swamp construction and river dredging projects require specialized equipment capable of operating safely and efficiently in wetlands, muddy terrain, and shallow water environments. Conventional excavators often struggle in these conditions because of high ground pressure and limited flotation capability.
The HEKING HK300SD Amphibious Excavator is specifically engineered to solve these challenges. With its reinforced amphibious pontoon undercarriage, powerful hydraulic system, and heavy-duty structural design, the HK300SD provides reliable performance for demanding dredging and wetland engineering projects.
The machine is widely used in river maintenance, lake desilting, flood control, marsh excavation, and environmental restoration projects worldwide.
Professional Amphibious Excavator Designed for Difficult Terrain
The HK300SD is specially designed for operation in:
- Swamps
- Wetlands
- Rivers
- Lakes
- Marshes
- Muddy construction areas
- Waterlogged environments
Its large buoyancy pontoons reduce ground pressure and improve machine stability, allowing operators to work safely in soft terrain where conventional excavators cannot operate efficiently.
The reinforced undercarriage structure also improves durability during heavy-duty dredging and excavation operations.
Main Features of the HEKING HK300SD Amphibious Excavator
Strong Amphibious Capability
The HK300SD is equipped with large flotation pontoons that provide excellent buoyancy and stable operation in shallow water and swamp conditions.
Advantages include:
- Low ground pressure
- Improved flotation stability
- Better operational safety
- Smooth movement in wetlands
This design allows the machine to perform efficiently in difficult environmental conditions.
Heavy-Duty Reinforced Structure
The excavator uses reinforced track chains and durable pontoon structures to improve reliability and service life in harsh construction environments.
The strengthened design is suitable for:
- Continuous dredging work
- Wetland excavation
- Heavy material handling
- Long operating hours
Powerful Hydraulic System
The HK300SD uses premium hydraulic components including:
- Doosan hydraulic pump
- PARKER control valve
- Eaton swing motor
- DOOSAN travel motor
The hydraulic system provides:
- Strong digging force
- Fast hydraulic response
- Smooth machine operation
- High working efficiency
This ensures stable performance in demanding dredging projects.
Reliable Mitsubishi Turbocharged Engine
The machine is powered by a Mitsubishi 4M50-TLC3J turbocharged diesel engine.
Engine advantages include:
- Stable power output
- Fuel efficiency
- Reliable heavy-duty performance
- Easy maintenance
The engine provides sufficient power for both excavation and amphibious movement operations.
Additional Pontoons and Spuds
The HK300SD includes additional pontoons and spuds to improve flotation stability and positioning during dredging operations.
These features help improve:
- Machine balance
- Operational precision
- Stability in deep mud areas
- Dredging efficiency
Technical Advantages of the HK300SD
The HEKING HK300SD combines professional engineering design with high-quality components.
Main Technical Specifications
| Item | Specification |
|---|---|
| Operating Weight | 30,000 kg |
| Bucket Capacity | 0.8 m³ |
| Max Digging Reach | 10,186 mm |
| Engine | Mitsubishi 4M50-TLC3J |
| Hydraulic Pump | Doosan T5V112 |
| Valve | PARKER AV280 |
| Travel Motor | DOOSAN TM60VC |
| Pontoon Width | 1,800 mm |
| Overall Width | 5,742 mm |
These specifications make the HK300SD suitable for medium and large-scale dredging and swamp construction projects.
Applications of the HK300SD Amphibious Excavator
The HEKING HK300SD is widely used in multiple engineering industries.
River Dredging Projects
The excavator removes sediment buildup to improve river flow and reduce flood risks.
Suitable operations include:
- River desilting
- Waterway maintenance
- Sediment excavation
- Riverbank cleaning
Wetland Construction
The machine operates efficiently in fragile wetland environments with minimal ground disturbance.
Typical applications include:
- Wetland restoration
- Ecological engineering
- Marsh excavation
- Environmental protection projects
Lake Cleaning Operations
The HK300SD is suitable for:
- Lake desilting
- Aquatic vegetation removal
- Water channel cleaning
- Environmental rehabilitation
Flood Control Engineering
The machine supports:
- Drainage channel excavation
- Flood prevention projects
- Water conservancy construction
- Emergency dredging work
Pipeline Construction in Swamp Areas
The low ground pressure design allows safe operation during swamp pipeline installation and maintenance projects.
Why Choose HEKING HK300SD?
Global customers choose the HK300SD because of its professional performance and reliable engineering quality.
Main advantages include:
- Excellent flotation capability
- Durable heavy-duty structure
- Premium hydraulic components
- Reliable Mitsubishi engine
- Strong digging performance
- Stable operation in wetlands
- Professional dredging capability
- Competitive factory-direct pricing
The machine is designed for long-term operation in difficult environments.
Global Export and Professional Support
HEKING provides worldwide support for amphibious excavation equipment.
Services include:
- International shipping
- Technical consultation
- Customized configurations
- Spare parts supply
- After-sales support
- Maintenance guidance
HEKING amphibious excavators are exported to multiple countries and widely used in international dredging and environmental engineering projects.
Product FAQ
What is the HEKING HK300SD mainly used for?
The HK300SD is mainly used for river dredging, wetland construction, swamp excavation, lake cleaning, and water conservancy projects.
Can the HK300SD work in shallow water?
Yes. The machine is specially designed for shallow water, wetlands, marshes, and muddy terrain environments.
What engine is used in the HK300SD?
The excavator uses a Mitsubishi 4M50-TLC3J turbocharged diesel engine.
What hydraulic components are installed on the machine?
The machine uses premium hydraulic components including:
- Doosan hydraulic pump
- PARKER valve system
- Eaton swing motor
- DOOSAN travel motors
What are the advantages of the amphibious pontoon undercarriage?
The pontoon undercarriage provides:
- Strong flotation capability
- Low ground pressure
- Improved stability
- Better performance in wetlands and swamp environments
Does the machine include additional flotation equipment?
Yes. The HK300SD includes additional pontoons and spuds for improved operational stability.
Can the HK300SD be customized?
Yes. HEKING provides customized solutions based on project requirements.
Optional configurations include:
- Long reach boom systems
- Additional pontoons
- Dredging buckets
- Customized undercarriage systems
Does HEKING provide after-sales support?
Yes. HEKING provides technical support, spare parts supply, operation guidance, and global after-sales service.
