What are the main applications of this dredger?

It is widely used for sand-excavating from sea, lake, port, and river; channel maintenance and widening; desilting; land reclamation; and port deepening and construction.

What core components are used?

Core components include international famous brand engines (e.g., Weichai), Shijiazhuang dredging pumps, Siemens PLC control systems, and Rexroth hydraulic valves. All adopt international brands with global service support.

12 Inch Sand Mining Ship Dredger with Cutter Double Pump for Sand Dredging

Name: 12 Inch Sand Mining Ship Dredger with Cutter Double Pump for Sand Dredging
Brand: Qingzhou Junhang Environmental Protection Technology Co., Ltd.
SKU: 2244486005

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

US$350,000.00-450,000.00

1 Set

Product profile

Customization

Available

Type

Cutter Suction Dredger

Power Type

Diesel

Model NO.

JUNHANG-CSD300A (12 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

2000m3/H

Dredging Depth

16m

Discharge Distance

1500m

Hull Length

19.0 X 7.0 X 2.0m

Testing Before Shipment

Provided Test Reports

Video Outgoing-Inspection

Provided

Main Engine

634kw

Discharge Pipe Dia.

300mm

Suction Pipe Dia.

350mm

Draught

1.4m

Generator

320kw

Transport Package

in Bulk or Container

Specification

CSD300A (12 inch)

Trademark

JUNHANG

Origin

Shandong, China

HS Code

8905100000

Production Capacity

10 Sets/Month

Key features

Dual-Dredge Pump System: Features two centrifugal pumps for enhanced efficiency and higher discharge capacity.

Modular Box Structure: Dismountable design allows easy assembly at work sites and facilitates container transport.

Customizable Configuration: Customized options available for structure, material, engine, and pump brands to meet specific needs.

High Efficiency & Low Cost: Designed for economic operation with low energy consumption and reduced running costs.

Advanced Control System: Equipped with Siemens PLC control and Rexroth hydraulic valves for precise remote operation.

In-Stock Availability: 1-2 pieces of each model kept in stock to significantly reduce delivery lead times.

Lifetime Technical Support: Engineers provide on-site guidance, training, and 24/7 technical support for the machine's life.

Comprehensive Warranty: 12-month warranty on components, engine, and hull, with free spare parts in the first year.

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: ≤0.92hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryQingzhou Junhang Environmental Protection Technology Co., Ltd. is identified as a Chinese trading company established in 2025, while its profile describes manufacturer-oriented capabilities in ship design, dredging equipment, engineering-vessel construction, and related machinery. It reports ISO9001 certification, compliance with China Classification Society requirements, dedicated engineering, quality inspection, and after-sales personnel, and the ability to design machinery for specific customer requirements. The supplier states that it operates five production lines, employs more than 300 people, and reports annual output across several vessel and machinery categories. Its products are reportedly exported to numerous countries. However, the available information contains inconsistencies: the registered company type is “Trading Company,” total staff experience is listed as zero, and the reported manufacturing-plant area is only 126.0 m² despite the stated 300-acre company area. Customer references are...

CertificationsThe supplier explicitly states that it has obtained ISO9001 quality-system certification and that ship design, construction, quality inspection, and accessories are completed according to China Classification Society requirements. These statements provide direct evidence of documented quality certification and stated classification compliance.

After-Sales capabilityThe supplier reports 20 after-sales service technicians and identifies an after-sales department within its organizational structure. This is direct evidence of dedicated after-sales resources, although no response-time, geographic coverage, or service-performance details are provided.

R&D capabilityThe company reports 15 senior engineers specializing in shipbuilding and dredging research, a research and development center, cooperation with classification societies and research institutions, and the ability to develop special machinery. These details directly support an established technical and R&D capability.

Customization capabilityThe supplier explicitly states that it can design and produce special types of machinery according to customer requirements and describes a one-stop model covering ship design, R&D, innovation, manufacturing, and dredging-engineering construction. This directly supports customization capability for specialized vessels and machinery.

Product Q&A

Q:What is the dredging capacity and depth?

The water flow is 2000m3/h with a solid sand capacity of 500m3/h. The standard dredging depth is 16m, but it can reach up to 30 meters depending on configuration.

Q:Can the dredger be customized?

Yes, the product is customized. You can choose engine brands (International famous brands), pump makers, and structural materials. Design and manufacture are tailored to client mining conditions.

Q:How is the dredger transported?

The dredger features a detachable box structure. It can be disassembled for truck transport or loaded into containers/bulk carriers, allowing for simple disassembly and fast installation at the site.

Q:What is the warranty and after-sales service?

We provide a 12-month warranty on new installed components, engine, and hull. Free spare parts are provided in the first year. Engineers are available for on-site installation guidance, training, and 24/7 technical support.

Q:What is the lead time for delivery?

We keep 1-2 pieces of each model in stock for quick delivery. For custom orders, the peak season lead time is 1-3 months, and the off-season lead time is one month.