What is the production lead time?

The lead time is 1-3 months during peak season and one month during the off-season.

How is the hull protected against corrosion?

The hull is sandblasted and painted with 4 layers of marine epoxy paint suitable for saltwater service, and includes zinc anodes for anti-corrosion.

Can the dredger be operated remotely?

Yes, the dredger can be operated remotely in the operation room using a PLC Siemens controlling system with good all-around visibility.

Capacity 500m3 River Sand Dredging Machine Trailing Suction Hopper Dredger for Sale

Name: Capacity 500m3 River Sand Dredging Machine Trailing Suction Hopper Dredger for Sale
Brand: Qingzhou Junhang Environmental Protection Technology Co., Ltd.
SKU: 2235401835

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

US$650,000.00-980,000.00

1 Set

Product profile

Customization

Available

Type

Trailing Suction Hopper Dredger

Power Type

Diesel

Model NO.

JUNHANG-TSHD500

Customized

Condition

New

Warranty

12 Months for Free, Service Is Life-Time.

After-sales Service

Engineers on-Site Guidance Installation and Traini

Material

Ccsb Marine Steel Plate

Engine Options

International Famous Brand, Multiple Selection

Dredging Pump

China Shijiazhuang Famous Brand Pump

Testing Before Shipment

Provided Test Reports

Video Outgoing-Inspection

Provided

Hull Size

52 X 12 X 4.5m

Length Between Perpendiculars

49m

Full Load Maximum Draft

3.5m

Empty Load Draft

1.0m

Storage Capacity

500m3

Ship Weight

800 Tons

Propulsion Engine Power

357kw *2

Engine for Dredging Pump

300kw *2

Speed

10kN

Crew

15p

Transport Package

Sail or Packing in Bulk

Specification

TSHD500

Trademark

JUNHANG

Origin

Shandong, China

HS Code

8905100000

Production Capacity

10 Sets/Month

Key features

Customized Design: Manufactured according to specific client mining conditions and requirements.

Warranty Coverage: 12 months warranty on components, engine, and hull; lifetime service support.

Remote Operation: Fully controllable from the operation room with excellent all-around visibility.

Engine Options: Available with international famous brands from America and China.

Pre-shipment Testing: Complete performance and safety testing conducted before delivery.

Anti-Corrosion Protection: 4-layer marine epoxy paint and zinc anodes for saltwater service durability.

On-Site Support: Experienced engineers provided for installation, commissioning, and training.

High Efficiency: Low running costs and energy consumption with economic pricing.

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: ≤0.78hTerms 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 warranty period for the dredger?

We provide a 12-month warranty on all new installed component parts, the engine, and the hull. Lifetime service support is also available.

Q:Can the dredger be customized to my specific needs?

Yes, we design and manufacture the dredger according to clients' specific mining conditions and requirements, including hull structure options.

Q:What engine brands are available for this dredger?

We offer engines from international famous brands, including options from both America and China.

Q:Do you provide after-sales training and installation support?

Yes, we send two experienced engineers to guide installation and train local workers. We also offer comprehensive training on safe operation.

Q:Is the dredger tested before shipment?

Yes, the dredger undergoes complete testing at our launching site to ensure performance and safety, simulating the customer's working site conditions.