What is the lead time for delivery?

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

What brands of engines and pumps are used?

We use international famous brand engines (e.g., Weichai) and China Shijiazhuang famous brand pumps with high efficiency and corrosion resistance.

Is quality testing performed before shipment?

Yes, each dredger undergoes complete testing before leaving the factory, including hydraulic system, engine power, and dredging pump performance, with test reports provided.

20 Inch 4000m3/H Sand Pump Ship with Spud Carriage Dredging Depth 25m for Sale

Name: 20 Inch 4000m3/H Sand Pump Ship with Spud Carriage Dredging Depth 25m for Sale
Brand: Qingzhou Junhang Environmental Protection Technology Co., Ltd.
SKU: 2236984515

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

US$650,000.00-750,000.00

1 Set

Product profile

Customization

Available

Type

Cutter Suction Dredger

Power Type

Diesel

Model NO.

JUNHANG-CSD500A (20 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

4000m3/H

Dredging Depth

25m

Discharge Distance

2000m

Hull Length

38.0 X 9.1X 2.5m

Testing Before Shipment

Provided Test Reports

Video Outgoing-Inspection

Provided

Main Engine

895kw

Discharge Pipe Dia.

500mm

Suction Pipe Dia.

550mm

Draught

1.7m

Generator

30kw

Transport Package

in Bulk or Container

Specification

CSD500A (20 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 the site and convenient container transport.

High Performance Specs: 4000m3/h water flow, 25m dredging depth, and 2000m discharge distance.

Premium Components: Equipped with international famous brand engines and Shijiazhuang pumps.

Remote Operation: Can be operated remotely from the operation room with excellent all-around visibility.

Lifetime Warranty: Provides 12 months free warranty with lifetime service support.

Fast Delivery Option: 1-2 pieces of each model kept in stock for quick delivery without long waits.

Global Export Experience: Exported to Russia, Brazil, UAE, and dozens of other countries with proven reliability.

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: ≤0.86hTerms 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 dredger has a water flow of 4000m3/h, a solid sand capacity of 1000m3/h, and a dredging depth of 25m.

Q:Can the dredger be customized?

Yes, the product is customized. We can design and manufacture according to clients' mining conditions and requirements, including engine options and structure.

Q:What is the warranty period?

We provide a 12-month free warranty for all new installed component parts, engine, hull, and fabricated parts, with lifetime service support.

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 depending on the size.

Q:What after-sales service is provided?

We provide engineers for on-site installation guidance and training, 24/7 technical support, and spare parts delivery directly to your site.