|Brand Name:||HLC||Place of Origin:||Shandong, China||Model Number:||HLC450|
|Type:||Cutter Suction Dredger||Certification:||SGS,ZC||After-sales Service Provided:||Engineers available to service machinery overseas|
|Warranty:||1 year||Weight:||180 t||Dimension(L*W*H):||27*8.5*2.5m|
|Power Type:||Diesel||Condition:||New||Draught:||170 cm|
|Dredging Depth:||15 m|
Dismantled and packed in bulk
18inch hydraulic cutter suction dredger of 15m dredging depth
Model No. HLC450/18inch hydraulic cutter suction dredger
Part 1 : Main parameter for HLC450/18inch hydraulic cutter suction dredger
HLC450/18inch hydraulic cutter suction dredger
Max. dredging depth
Suction pipe dia.
Discharge pipe dia.
Hull size(Exclude cutter)
27*8.5*2.5m Length* width* depth
Can be dismantled and assemble at working site
This hydraulic cutter suction dredger is non self-propelled type, in dismountable structure. It has functions for dredging, conveying and discharging sand through pipelines.
Features for HLC450/18inch hydraulic cutter suction dredger
- In house testing center for final test before each cutter suction dredger delivered
- Reliable remote-control operations
- Simple and robust components
- Minimum maintenance requirements
- Adequate space and access for easy maintenance
- Dismountable stucture for easily tranported by road, rail, sea
- Engineers available for overseas service
Part 2: More details for HLC450/18inch hydraulic cutter suction dredger
1. Pontoons information
The cutter suction dredger consists of 3 rectangular shaped pontoons:
- One central pontoon, which houses the dredging installation
- Two side pontoons, which house ballast tanks, stores and voids.
Engine room pontoon
15.4×3.5×2.5m Length* width* depth (Central pontoon)
24×2.5×2.5m Length* width* depth
There are one central pontoon and two side pontoons
The pontoons are of all-welded construction and have necessary stiffening. The two side pontoons are coupled to the central pontoon by means of wedges at their bottom and flanges with bolts at deck level.
Below photo for soldering pontoons in workshop
2. Double diesels and genset information
There are two diesel engines and one set of genset, installed in the central pontoon:
- Main diesel engine supplies power for dredging pump through reduction gear box
- Auxiliary diesel engine supplies power for hydraulic and control system
- Genset supplies power for emergency use and lighting when the dredger stop work
Option( main engine)
Option( auxiliary engine)
Emergency genset power
NO after-sale service for DEUTZ--MWM engine overseas, as it is easily for maintaining and repairing, spares are cheap can be selected with dredger.
There are two kinds of diesel engines for option, Cummins engine and Deutz-MWM engine.
After sale service is all over the world for Cummins engine, while it has higher requirements for diesel oil and engine oil.
No after sale service for Deutz-MWM engine overseas, it is easily for maintaining and repairing and spares are cheap can be selected with dredger.
Below photo for main diesel and dredging pump arrangement in central pontoon
3. Cutter ladder and suction pipe
The cutter ladder is an enclosed welded steel circular structure, with adequate dimension and scantlings to sustain the various external forces at the dredging depths.
A suction pipe is fitted against the cutter ladder and runs from the cutter to the upper end of the ladder.
The cutter head is spiral structure with 5 blades, 6 teeth per each blade. Each teeth contain material Cr. for wear-proof and also can be replaced easily when it's broken.
Below photo for cutter ladder and suction pipe
Below photo for cutter head and cutter teeth
Part 3: Warranty-transport-installation-training
1. Warranty period of quality
The seller provides 12months warranty for the quality of the diesel engines, generators, gear boxes, pumps, cutters.
While following conditions are not included:
Accident, malicious damages, careless or wrong operation man-made damage
If happened, cost at the buyer's side, then the seller's responsible for repair or delivery new spares.
2. About installation and training
After the dredger arrived at the working site, the seller sends two qualified and experienced engineers for installation and training work. The buyer arranges 6-8 workers as assistants to install and debugging.
Working efficiency is related to operating skills of the workers. Generally, it costs 15-30days for installation and training workers how to operate this machine.
Below photo for installation at work site in Nigeria
3. Why is the dredger shipped in bulk not in container?
Because its size is large and can’t be putted into container.What’s more,if the dredger must be shipped in container, its main engine room has to be designed smaller, but it is inconvenient for maintaining or repairing in the long run.
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