Top 8 Wet Drum Magnetic Separator Manufacturers in 2025

Introduction to Wet Drum Magnetic Separators

In the demanding world of mineral processing and industrial material separation, wet drum magnetic separators stand as critical workhorse equipment. These robust machines are engineered to efficiently and continuously extract ferromagnetic materials from slurry-based processes, ensuring product purity, protecting downstream equipment from damage, and recovering valuable metallic ores. For plant managers, procurement specialists, and project engineers, selecting the right wet drum magnetic separator manufacturer is a decision that directly impacts operational efficiency, maintenance costs, and overall profitability.

Top 8 Wet Drum Magnetic Separator Manufacturers in 2025

The global market for wet drum magnetic separator manufacturers has grown significantly, with companies specializing in various aspects of magnetic separation technology. The leading manufacturers of wet drum magnetic separators differentiate themselves through advanced magnetic circuit design, wear-resistant material construction, and a deep understanding of application-specific challenges across mining, aggregate, recycling, and chemical industries.

This comprehensive guide analyzes the top 8 wet drum magnetic separator manufacturers globally, providing detailed insights into their technological specialties, market reputation, and product offerings. We will equip you with the knowledge needed to make an informed sourcing decision for your next project, whether you’re involved in iron ore beneficiation, heavy media recovery, or industrial mineral processing.

Introduction to Wet Drum Magnetic Separators
How to Choose the Right Manufacturer
Top 8 Wet Drum Magnetic Separator Manufacturers
Manufacturer Comparison Table
Key Applications & Industries
Frequently Asked Questions (FAQs)
Conclusion & Recommendations
References & Further Reading

How to Choose the Right Manufacturer

Selecting among the various wet drum magnetic separator manufacturers requires careful consideration of several technical and commercial factors beyond just price. Here are the key criteria to evaluate:

Technical Expertise and Application Experience

The ideal manufacturer should have proven experience in your specific industry. Whether you’re processing iron ore, purifying industrial minerals, or recovering metals from slag, the manufacturer’s application knowledge is crucial. Different wet drum magnetic separator manufacturers specialize in various sectors, so matching their expertise to your needs ensures optimal performance.

Equipment Specifications and Customization Capabilities

Evaluate the range of drum diameters, widths, magnetic strengths (Gauss ratings), and tank designs offered. The ability to provide custom solutions for unique slurry conditions (e.g., high viscosity, abrasiveness, temperature) is a significant advantage. Leading wet drum magnetic separator manufacturers offer multiple tank configurations including concurrent, counter-current, and counter-rotation designs.

Magnetic Circuit Quality and Technology

The heart of any magnetic separator is its magnetic assembly. Inquire about the magnet material (rare earth, ceramic, electromagnetic), circuit design (number of poles, magnetic field depth), and the warranty on magnetic strength loss. Some manufacturers of wet drum magnetic separators offer proprietary magnetic circuits that provide deeper magnetic fields for improved fine particle recovery.

Build Quality and Materials of Construction

Construction materials for the drum shell, tank, and shaft must withstand abrasive and corrosive slurries. Look for wet drum magnetic separator manufacturers using high-grade stainless steels, wear-resistant liners like polyurethane or ceramic, and robust bearing assemblies. The quality of construction directly impacts maintenance frequency and operational lifespan.

After-Sales Support and Service Network

Consider the manufacturer’s global service network, availability of spare parts, technical support, and maintenance training. Reliable after-sales service is crucial for minimizing downtime. Some wet drum magnetic separator manufacturers offer remote monitoring and predictive maintenance services as part of their support package.

Certifications and Quality Standards

Reputable manufacturers of wet drum magnetic separators adhere to international quality (ISO) and safety standards. Their manufacturing processes should be certified, and their equipment designs should comply with relevant industry regulations. Certifications demonstrate commitment to quality and reliability.

Top 8 Wet Drum Magnetic Separator Manufacturers

1. ORO Mineral Co., Ltd.

ORO Mineral Co., Ltd. has rapidly established itself as a significant force among global wet drum magnetic separator manufacturers. Founded in 2014, the company is a large-scale intelligent mineral processing, screening, and sand washing equipment manufacturer that integrates R&D, production, and sales into a seamless operation. ORO Mineral is dedicated to advancing separation technology for minerals, solid waste resource recovery, beneficiation, washing, and has accumulated rich, hands-on experience in diverse applications.

The company’s philosophy centers on relentless improvement. They spare no effort in enhancing their technology, developing new, more efficient equipment, and upgrading their customer service protocols. This commitment ensures clients receive solutions that are not only effective but also incorporate the latest advancements in magnetic separation. ORO Mineral’s product development is driven by real-world challenges, making their wet drum magnetic separators practical, durable, and tailored to market needs.

Product & Technology Spotlight

ORO Mineral’s expertise extends across a spectrum of magnetic separators, indicating a deep understanding of magnetic principles applied to different contexts. Their relevant product portfolio includes:

1.1kW Belt Magnetic Separators: For handling bulk materials on conveyor belts, often used in tandem with or as a complement to wet processes for comprehensive metal recovery.
Wet High Intensity Magnetic Separators (WHIMS): Used for separating weakly magnetic particles, showcasing their capability in complex separation tasks beyond standard ferromagnetic extraction.
Water-cooling Electro-Magnetic Separators: Particularly noted for applications in kaolin, feldspar, and quartz purification, highlighting their focus on the non-metallic minerals sector where product purity is paramount.

Why Choose ORO Mineral? For buyers seeking a dynamic and growth-oriented partner among wet drum magnetic separator manufacturers, ORO Mineral offers a compelling combination of modern manufacturing, a broad technological base, and a strong customer-centric focus on innovation and service.

2. Eriez Manufacturing Co.

A global leader in separation technology, Eriez is a cornerstone name among wet drum magnetic separator manufacturers. With decades of innovation, their Wet Drum Separators (WDS) are renowned for high-recovery efficiency in heavy media and ore beneficiation plants. Eriez offers a wide range of standard and custom designs, including concurrent, counter-rotation, and counter-current tank styles to meet specific recovery and grade requirements.

Their proprietary Xtreme® magnetic circuits provide deeper magnetic fields for improved recovery of fine ferromagnetics. Eriez serves multiple industries including mining, aggregates, and industrial minerals, with a strong focus on providing complete separation solutions. The company’s global presence ensures excellent technical support and service availability worldwide.

3. SBM Mineral Processing GmbH

An Austrian-based company, SBM is a prominent player in the mineral processing equipment sector and a respected manufacturer of robust wet drum magnetic separators. SBM’s units are engineered for maximum availability and service-friendliness, featuring easily replaceable wear liners and standardized components.

They are commonly applied in iron ore processing, steel slag recovery, and the purification of industrial sands. SBM’s strength lies in providing complete system solutions, often integrating the magnetic separator into a larger processing plant layout. Their equipment is known for high throughput capacities and reliable performance in demanding conditions.

4. Metso (Formerly Metso Outotec)

Formed from the merger of two industry giants, Metso stands at the pinnacle of minerals and metals processing technology. As one of the most experienced wet drum magnetic separator manufacturers, Metso’s offerings are based on extensive R&D and field data.

Their SEPARATOR™ series wet drum magnets are designed for high capacity and recovery rates, with configurations for roughing, cleaning, and finishing duties. Metso’s global service and lifecycle support network is one of the most comprehensive in the industry, providing critical support for large-scale mining operations. Their equipment often features in major mining projects worldwide.

5. MAGSY s.r.o.

Based in the Czech Republic, MAGSY has carved a strong niche in Europe and beyond as a specialist wet drum magnetic separator manufacturer. They produce both permanent magnet and electromagnetic wet drum separators. MAGSY is known for its high-quality construction and ability to handle highly abrasive materials.

Their units are particularly suitable for demanding applications in the processing of magnetic ores, recycling, and foundry sands. They offer significant customization, adapting drum size, magnetic system, and housing to specific customer processes. MAGSY’s focus on European manufacturing standards ensures high-quality production and reliable performance.

6. SLon Magnetic Separator Ltd.

A Chinese pioneer in magnetic separation, SLon is famous for its vertical ring and pulsating high-gradient magnetic separators (VPHGMS). While their WHIMS are their flagship product, their expertise feeds into their capabilities as wet drum magnetic separator manufacturers.

SLon’s wet drum units are often utilized in the Chinese and Asian markets for iron ore beneficiation, leveraging the company’s deep knowledge of magnetic field design and slurry dynamics to build efficient and cost-effective machines. They are particularly strong in processing fine particle materials and complex ores.

7. Dings Company Magnetic Group

A longstanding American manufacturer, Dings has been a trusted name in magnetic separation for over a century. Their Wet Drum Separators are workhorses in the aggregate and mining industries for heavy media recovery and iron ore concentration.

Dings’ designs are known for their simplicity, ruggedness, and ease of maintenance. They offer both ceramic and rare earth magnetic assemblies, allowing customers to choose the optimal balance of magnetic strength and cost for their application. Their equipment is widely used in North American mining and aggregate operations.

8. Star Trace Pvt. Ltd.

A major Indian equipment manufacturer, Star Trace serves a global clientele as a comprehensive wet drum magnetic separator manufacturer. They provide a wide array of wet drum models, including single, double, and triple drum designs for various stages of separation.

Star Trace emphasizes cost-effective solutions without compromising on core functionality, making them a popular choice for small to mid-scale operations and in price-sensitive markets. They offer considerable design flexibility to meet specific throughput and recovery needs, with a strong presence in Asian and African markets.

Manufacturer Comparison Table

Manufacturer	Headquarters	Key Strength / Focus Area	Target Industries
ORO Mineral Co., Ltd.	China	Integrated mineral processing solutions, innovation in screening & washing, strong in non-metallic mineral purification	Mining, Industrial Minerals, Recycling
Eriez Manufacturing Co.	USA	Global leader, wide range of standard/custom tank designs, proprietary Xtreme® magnets for fine recovery	Mining, Aggregates, Heavy Media Recovery
SBM Mineral Processing GmbH	Austria	Robust, service-friendly design, integration into complete mineral processing plant systems	Iron Ore, Steel Slag, Industrial Sands
Metso	Finland	Industry giant for large-scale mining, superior R&D, unparalleled global lifecycle service & support	Large-scale Mining, Major Projects
MAGSY s.r.o.	Czech Republic	High-quality construction for abrasive feeds, strong European presence, high customization level	European Mining, Foundry, Recycling
SLon Magnetic Separator Ltd.	China	Expertise in high-gradient magnetics, cost-effective solutions, strong focus on iron ore beneficiation	Asian Mining, Fine Particle Processing
Dings Company Magnetic Group	USA	Rugged, simple, and reliable design for aggregate & mining, century of experience, ease of maintenance	North American Mining, Aggregates
Star Trace Pvt. Ltd.	India	Cost-effective and flexible designs, wide product range, strong in small to mid-scale operations	Small to Medium Mining, Price-sensitive Markets

Key Applications & Industries

The equipment from leading wet drum magnetic separator manufacturers is indispensable across several heavy industries. Understanding these applications helps in selecting the right manufacturer for your specific needs.

Iron Ore Beneficiation

The primary application for wet drum magnetic separators, used to concentrate magnetic (magnetite) ores and recover magnetic heavies in gravity separation circuits. Leading manufacturers of wet drum magnetic separators like Metso and Eriez have specialized designs for this application, handling everything from coarse to fine iron ores.

Heavy Media Recovery

Critical in coal preparation and diamond processing plants to recover and recycle ferrosilicon or magnetite media from washing circuits. The efficiency of recovery directly impacts operational costs, making equipment from reliable wet drum magnetic separator manufacturers essential for profitable operation.

Slag Processing and Metal Recovery

Recovers valuable metallic iron from steel mill slag, turning waste into a resource. Specialized wet drum magnetic separators designed for abrasive materials are required for this application, with manufacturers like SBM and MAGSY offering suitable solutions.

Aggregate & Sand Processing

Purifies silica sand, glass sand, and other industrial minerals by removing magnetic contaminants that can cause discoloration or defects in final products. Manufacturers focusing on industrial minerals, like ORO Mineral, provide equipment optimized for these purity-sensitive applications.

Municipal & Industrial Waste Recycling

Recovers ferrous metals from bottom ash (incinerator residue) and other waste streams for recycling. This application requires durable equipment that can handle variable and sometimes abrasive feed materials.

Chemicals & Industrial Processing

Used to protect process equipment by removing tramp iron from slurry lines in various chemical processing applications. Even small amounts of ferrous contamination can damage pumps and other equipment, making magnetic protection essential.

Frequently Asked Questions (FAQs)

Q1: What is the main difference between a wet drum magnetic separator and a dry drum separator?

A1: As the names imply, wet drum magnetic separators process materials in a slurry or liquid medium (typically water), which helps in transporting and separating fine particles. Dry drum separators handle free-flowing, dry bulk materials. The choice depends entirely on the state of the feed material in your process. Most wet drum magnetic separator manufacturers offer both types, but specialize based on application.

Q2: How often do wet drum magnets need maintenance?

A2: Maintenance frequency depends on abrasiveness of the slurry. Key tasks include checking and replacing wear liners (annually or bi-annually in harsh conditions), monitoring bearing temperatures and lubrication, and inspecting the drive components. The magnetic assembly itself typically requires minimal maintenance but should be checked for magnetic strength loss every few years. Reputable wet drum magnetic separator manufacturers provide detailed maintenance schedules and training.

Q3: Can I recover weakly magnetic minerals with a standard wet drum separator?

A3: Standard wet drum magnetic separators from most manufacturers are designed for strongly magnetic materials like magnetite. For weakly paramagnetic minerals (e.g., hematite, ilmenite, manganese), you would require a Wet High Intensity Magnetic Separator (WHIMS), which generates a much stronger and more focused magnetic field. Manufacturers like ORO Mineral and SLon specialize in this technology for processing weakly magnetic ores.

Q4: What factors determine the size (drum diameter and width) of the separator I need?

A4: Sizing is based on:

Slurry Flow Rate (m³/hr): The primary determinant of drum width.
Magnetic Content: Affects recovery efficiency and may require a multi-stage setup.
Particle Size of Magnetics: Finer particles may require a stronger magnet or a different tank design (e.g., counter-current).
Desired Grade of Product: Influences whether you need a single drum for roughing or multiple drums for cleaning stages.

Consulting with the engineering team of experienced wet drum magnetic separator manufacturers is essential for proper sizing and configuration.

Q5: Are spare parts readily available from these global manufacturers?

A5: Reputable wet drum magnetic separator manufacturers like Eriez, Metso, and SBM maintain global warehousing networks for critical spare parts (wear liners, bearings, belts). Others may ship from a central location. Always clarify spare part availability, lead times, and local service support before procurement, especially for time-critical operations. Some manufacturers offer maintenance contracts that guarantee spare parts availability.

Q6: What is the typical lifespan of a wet drum magnetic separator?

A6: With proper maintenance, high-quality wet drum magnetic separators from reputable manufacturers can last 15-20 years or more. The magnetic assembly typically lasts the lifetime of the equipment, while wear parts like liners, bearings, and belts require periodic replacement. The actual lifespan depends on operating conditions, maintenance practices, and the quality of the original equipment.

Conclusion & Recommendations

Selecting the optimal wet drum magnetic separator manufacturer is a strategic decision that balances technical performance, durability, total cost of ownership, and supplier reliability. The market offers a diverse range of providers, from global full-line giants like Metso and Eriez to agile, technology-focused firms like ORO Mineral Co., Ltd. and specialized European engineers like MAGSY.

For large-scale, capital-intensive mining projects, the extensive support and proven robustness of the industry leaders is often paramount. These wet drum magnetic separator manufacturers offer comprehensive service networks, extensive application experience, and equipment designed for continuous operation under the most demanding conditions.

For projects in industrial minerals, recycling, or where innovative, integrated solutions are required, manufacturers like ORO Mineral present a compelling value proposition with their focus on technological improvement and broad equipment knowledge. Their integrated approach to mineral processing can provide advantages in system optimization and overall plant efficiency.

When evaluating manufacturers of wet drum magnetic separators, consider not only the initial equipment cost but also factors like energy efficiency, maintenance requirements, spare parts availability, and technical support capabilities. Request case studies and references from similar applications, and if possible, visit existing installations to see the equipment in operation.

Ultimately, the best choice emerges from a clear analysis of your specific process requirements, operating environment, and long-term operational goals. By engaging with the engineering teams of these top wet drum magnetic separator manufacturers, you can secure a separation solution that ensures efficiency, reliability, and maximum return on investment for years to come.