How is the quality of the dredger ensured before delivery?

Each dredger undergoes complete factory testing including hydraulic system checks, engine performance, and safety tests, with reports provided.

What materials are used for the hull?

The hull is made of CCS certified marine steel plates, sandblasted and painted with 4 layers of marine epoxy paint for saltwater service.

Does the company provide installation training?

Yes, experienced engineers are sent to the site to guide installation and train local workers on operation and daily maintenance.

22 Inch 4500 M3/H Hydraulic Jet Suction Dredger for River or Lake Dredging

Name: 22 Inch 4500 M3/H Hydraulic Jet Suction Dredger for River or Lake Dredging
Brand: Qingzhou Junhang Environmental Protection Technology Co., Ltd.
SKU: 2239767065

Shandong, ChinaQingzhou Junhang Environmental Protection Technology Co., Ltd.

US$600,000.00-700,000.00

1 Set

Product profile

Customization

Available

Type

Jet Suction Dredger

Power Type

Diesel

Model NO.

JUNHANG-JSD550 (22 inch)

Customized

Condition

New

Warranty

12 Months for Free, Service Is Life-Time.

After-sales Service

Engineers on-Site Guidance Installation and Traini

Structure

Dismountable Modular Box Structure

Material

Ccsb Marine Steel Plate

Engine Options

International Famous Brand Engine, Multiple Option

Dredging Pump

China Shijiazhuang Famous Brand Pump

Water Flow

4500m3/H

Dredging Depth

16m

Discharge Distance

2000m

Overall Length

36m

Testing Before Shipment

Provided Test Reports

Video Outgoing-Inspection

Provided

Main Engine

1798kw

Discharge Pipe Dia.

550mm

Suction Pipe Dia.

600mm

Draught

1.7m

Generator

30kw

Transport Package

in Bulk or Container

Specification

JSD550 (22 inch)

Trademark

JUNHANG

Origin

Shandong, China

HS Code

8905100000

Production Capacity

10 Sets/Month

Key features

Modular Dismountable Structure: Box-like structure with rapid connection system for easy truck transport and fast on-site assembly.

High Capacity Dredging: Water flow up to 4500m3/h with a maximum dredging depth of 16 meters and discharge distance of 2000m.

International Brand Components: Equipped with Siemens PLC, Rexroth hydraulic valves, Eaton Vickers pumps, and global famous brand engines.

Marine Grade Steel Hull: Constructed from CCS certified marine steel plates with 4-layer epoxy paint and zinc anodes for anti-corrosion.

Remote Operation Capability: Full remote control from an operation room with excellent visibility and PLC system integration.

Comprehensive Factory Testing: Complete performance and safety testing before shipment with provided test reports and CCS certificates.

Lifetime After-Sales Support: 12-month free warranty with lifelong technical support and on-site engineer guidance for installation and training.

Customizable Engine Options: Multiple engine options available from international famous brands to suit specific power requirements.

Company profile

Qingzhou Junhang Environmental Protection Technology Co., Ltd.Shandong, China

CertifiedBusiness Type: Trading CompanyExport Year: 2025-09-10Nearest Port: Tianjin, Qingdao, ShanghaiAverage Response Time: ≤1.95hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryQingzhou Junhang Environmental Protection Technology Co., Ltd., established in 2025, is a trading company based in Shandong, China. It specializes in manufacturing and designing a variety of machinery for shipbuilding and dredging activities. The company holds ISO9001 certification and adheres to the China Classification Society's standards. With a production capacity that includes sand dredgers, multi-function service workboats, and other vessels, it exports to numerous countries. The company has a robust team with expertise in engineering and quality control, and offers after-sales support. However, financial and customer case specifics remain unclear.

CertificationsThe company holds an ISO9001 Quality System Certification, indicating adherence to international quality standards.

After-Sales capabilityThe supplier has a dedicated after-sales service department with 20 technicians, suggesting strong after-sales support capabilities.

R&D capabilityThe company engages in research, development, and innovation in ship design and dredging engineering, supported by partnerships with specialized institutes.

Production capacityThe supplier operates five production lines and has a significant annual output of various dredging and mining machinery.

Customization capabilityThe company can design and produce machinery according to customer requirements, indicating customization capability.