Can this dredger excavate hard rocks?

Yes, with high-power devices, it can excavate rocks such as basalt and limestone without blasting.

20 Inch Cutter Suction Dredger for Sales in Maldives

Name: 20 Inch Cutter Suction Dredger for Sales in Maldives
Brand: Qingzhou Yongli Mining and Dredging Machinery Co., Ltd.
SKU: 747739702

Shandong, ChinaQingzhou Yongli Mining and Dredging Machinery Co., Ltd.

US$700,000.00-1,000,000.00

1 Set

Product profile

Customization

Available

Type

Cutter Suction Dredger

Power Type

Diesel

Model NO.

20 inch

Cyclone Type

Hydrocyclone

Slot Type

CTS

Customized

Condition

New

Clear Water Flow

5000m3/Hour

Dredge Depth

15m

Discharge Distance

1500--2000m

Engine Brand

Cummins,Caterpillar,Weichai

Total Weight

400 Tons

Transport Package

Nude Packing

Specification

20 inch

Trademark

Yongli

Origin

Qingzhou, Shandong, China

HS Code

8905100000

Key features

High Efficiency Dredging: Production capacity up to 1000 cbm/hr for medium sand with slurry concentration of 15-20%.

Deep Dredging Capability: Maximum dredging depth reaches 15 meters at a 45-degree angle.

Long Discharge Distance: Capable of pumping slurry up to 2000 meters away from the dredging site.

Rock Excavation Power: High-power cutter can excavate hard strata like basalt and limestone without blasting.

ISO 9001 Certified: Manufacturing process certified under ISO9001:2008 standards for quality assurance.

OEM and ODM Services: Full OEM and ODM services available to meet specific client requirements.

Proven Manufacturer: Over 25 years of experience in designing and producing mining and dredging equipment.

Company profile

Qingzhou Yongli Mining and Dredging Machinery Co., Ltd.

Shandong, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableAverage Response Time: ≤4.77h

AI-Powered supplier vetting

SummaryQingzhou Yongli Mining and Dredging Machinery Co., Ltd. is a China-based manufacturer and supplier of dredging vessels, mining equipment, and mineral-processing machinery. The company reports ISO9001, ISO14001, and ISO45001 certifications, plus SGS and BV certification references. Its product range covers gold, diamond, zirconium, tin, iron ore, and sand dredgers and washing or beneficiation plants, with stated design and production according to customer requirements and terrain conditions. It operates three production lines, has 35 employees, and exports to South America, Africa, Southeast Asia, and the Middle East. Evidence supports relevant manufacturing experience, product breadth, customization, and export capability. However, the provided information is insufficient to verify financial strength, specific customer projects, or the depth of after-sales resources.

Supplier typeThe supplier is identified as Qingzhou Yongli Mining and Dredging Machinery Co., Ltd., a Chinese limited company located in Qingzhou, Shandong. It is described as a professional manufacturer and supplier integrating R&D, design, production, installation, commissioning, and personnel allocation, although one record classifies the company nature as a trading company.

CertificationsThe supplier reports ISO9001:2015, ISO14001:2015, and ISO45001:2016 management-system certificates, as well as ISO9001:2008, SGS, and BV certification references. It also states that it holds a vessel inspection certificate authorized by China MSA and a patent letter from China’s State Intellectual Property Office.

After-Sales capabilityThe supplier explicitly claims an excellent after-sale service system and describes services covering installation, commissioning, and personnel allocation. These statements support the existence of after-sales-related capabilities, but no detailed service network, response time, or service staffing evidence is provided.

R&D capabilityThe company states that it successfully developed multiple mining machinery and tailings-recovery products beginning in 1999, adapted European and American technology to specified terrains and working conditions, and integrates scientific research and development into its operations. A patent letter is also referenced, although the number, scope, and commercial impact of patents are not specified.

Production capacityThe supplier offers a broad range of dredgers, washing plants, beneficiation equipment, work boats, and related machinery. It reports three production lines, a 4,500 m² manufacturing plant, 35 employees, and export markets across South America, Africa, Southeast Asia, and the Middle East, supporting established production and delivery capability.

Customization capabilityThe supplier states that it develops equipment for specific terrains and working conditions and can design and produce varied products according to customer requirements and terrain conditions. Its integrated design, production, installation, commissioning, and personnel-allocation model further supports project-specific customization.