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China highling hydraulic cutter suction dredger HL450 18-inch 3500m³/h portable dredge:
1. Product introduction:
(1) Dredger is self-propelled or non-self-propelled
(2) Hull is box-like structure, is made up of several boxes, simple, rapid assembly and dismantling
(3) Dredger equipment include sideslip device, cutter up and down device, location spud device, deck crane, also be equipped with anchor boom and trolley devices to increase capacity
(4) HL Dredger Widely used in sand-excavating, river dredging, desalting, reclamation for channels and land, port construction
(5) Main engine is an independent entertainment form, one main pump engine, one auxiliary hydraulic engine
(6) Dredge pump is driven by the main diesel engine through the reducing gear box
(7) Alternator, which driven by the auxiliary diesel engine supplies electricity for power and lighting of the whole dredger
Generator sets supplies electricity for lighting and emergency use when it doesn't working
(8) Hydraulic oil pump is driven by the auxiliary diesel engine
(9) Shifting winches, cutter ladder and lifting winch are driven by the hydraulic motor
(10) Cutter head is driven by hydraulic motor, cutter bearing has lubrication seal-in units
(11) Dredger is moved by alternate swing of the spuds
Spuds are lifted by the hydraulic cylinder

Dredger LOA 31.0m
Hull size (L) 23.0 x (B) 7.5 x (H) 2.5m
Main pontoon (L) 13.8 x (B) 3.5 x (H) 2.5m
Side pontoon (L) 22.0 x (B) 2.0 x (H) 2.5m
Structure can be dismantle and re-assemble easily, box structure, lower delivery cost
Main engine brand and power Cummins /597kW
Auxiliary engine brand and power Cummins/224kW
Harbor generator 30GF/Cummins
Dredging pump Warman Technology
Discharge pipe inner diameter 450mm
Head 48m
Max dredging depth 14m
Water flow 3000m3/H
Solid sand capacity 600m3/H
Discharge distance 1500m
Cutter head diameter 1500mm
Cutter power 80kW
Draught 1.7m
Displacement 224T
Hydraulic control system PLC Siemens
Wire rope pulling force (lifting winch )*quantity 80kN *1
Wire rope pulling force (traversing winch )*quantity 80kN *2
Operation room adjustable chair, movable side-window, air condition, PLC system, signal lights and floodlights
Total weight 130T
Total power 851kW
Total fuel oil consumption 123L/H

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