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Eddy Current Separator MagThro by BlakerTech

MagThro™ Eddy Current Separator System

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MagThro’s continuous magnetic flow reliably and efficiently separates non-ferrous metals from mixed materials, resulting in higher profit margins and less waste ending up in landfill.

Reliable and efficient metal recovery

Made from high-grade components, the MagThro is fitted with 12-pole magnetic shafts. High-performance Neodymium rare earth magnets create a continuous and strong magnetic force that reliably and efficiently separates non-ferrous metals from mixed materials. A three-way splitter sorts the outfall streams into waste, fine/smaller non-ferrous materials and larger non-ferrous materials.

Key sections of the framework are interchangeable, enabling walkways to be attached, while hinged panels provide quick access for routine maintenance. Standard belt widths are 500, 750, 1000 and 1250mm. The main belt is fully adjustable and can be replaced without disturbing the rotor. The fully-adjustable eccentric rotor allows the separation and magnetic force to be altered as necessary to enhance recovery.

A sealed motorised drive drum protects the rotor from foreign objects and the conveyor belt is driven by Van de Graaff geared drive drums. Quality SKF or Nachi bearings are used for a high quality and smooth performance.


MagThro is built by BlakerTech at their manufacturing facility in the South East of England. They also provide full installation, training and support.

  • Cost effective with high recovery performance
  • An environmentally-friendly dry process
  • Designed to operate in heavy industrial environments
  • Multiple rotor options for tailored recovery applications

How does MagThro work?

Non-ferrous materials are evenly distributed onto a conveyor, which passes over the MagThro. The spinning rotor throws the non-ferrous metals (further than waste materials) into a splitter target, sending the sorted waste and non-ferrous metals downstream to their respective destinations. The MagThro has an eccentric rotor which can be adjusted to alter the separation/ magnetic force. Ideally, small fragments of non-ferrous materials, screened to 50mm, can be further refined by BlakerTech’s SandFlo system.


Key features:

  • Durable, hard-wearing and robust framework
  • Key sections of the framework are interchangeable enabling walkways to be attached - hinged panels provide quick access for routine maintenance checks
  • Standard belt widths are: 500mm, 750mm, 1,000mm and 1250mm
  • Fitted with high performance Neodymium rare earth magnets
  • Options of a two or three-way splitter to suit client requirements
  • Wide range of accessories kept in stock including replacement rotors, hoppers, drum magnets, splitters, conveyors, etc.

Your Questions, Answered

Q:What makes the MagThro eddy current separator different from other separators

A:

The MagThro is designed to provide reliable and consistent performance in demanding metal recovery environments.

 

It incorporates high-strength Neodymium magnets to generate a high-intensity magnetic field, allowing for accurate separation of non-ferrous materials from mixed waste streams. This includes aluminium, copper, and other non-magnetic metals commonly found in WEEE, automotive shred, and municipal waste.

 

Built with durability in mind, the MagThro features a robust frame and requires minimal supervision. Its low-maintenance design makes it particularly well suited to industrial settings where reliability, uptime, and ease of operation are essential.

Q:What are Neodymium magnets and how are they used in the separation process?

A:

Neodymium magnets are a type of rare-earth magnet known for producing exceptionally strong magnetic fields. In the context of eddy current separation, they are used within the rotor to generate the high-intensity fields required to separate non-ferrous metals from mixed material streams.

 

As materials pass over the system, the eddy current rotor induces electrical currents in non-magnetic metals such as aluminium and copper. These currents create a repelling force, causing the metals to separate from the rest of the material stream.

 

The MagThro™ system includes a three-way splitter that directs outfall into distinct streams: waste, fine non-ferrous metals and larger non-ferrous metals. Thanks to the strength of the Neodymium magnets, even small particles, below 5mm, can be separated effectively. This offers a notable performance advantage over ferrite-based systems, which may struggle with smaller items such as aluminium fragments or shredded foil.

Q:What role does the vibratory feeder play in MagThro’s efficiency?

A:

A vibratory feeder plays a key role in optimising the performance of the MagThro eddy current separator. It ensures that incoming material is evenly spread across the belt in a single-layer flow, often referred to as a monolayer.

 

This consistent distribution allows the system’s Neodymium magnet rotor to apply separation forces evenly, improving the accuracy and efficiency of non-ferrous metal recovery. Without even feed, separation performance may be compromised, particularly when processing mixed or high-volume material streams.

Q:Is MagThro suitable for high-volume recycling operations?

A:

Yes, the MagThro is specifically designed for high-throughput environments where consistency and reliability are essential. It is well suited to material recovery facilities (MRFs), scrap metal yards, and e-waste processing centres, where efficient non-ferrous metal separation is required.

 

When paired with an appropriate feed system, the MagThro can operate for extended periods with minimal downtime. In fact, some customers run their equipment for up to 20 hours a day, seven days a week, a testament to its robust construction and dependable performance in demanding industrial settings.

Q:Are there different belt sizes available for the MagThro eddy current separator?

A:

Yes, the MagThro is available in a range of standard belt widths: 500mm, 750mm, 1000mm, and 1250mm and 1500mm models, allowing it to suit various throughput requirements and plant layouts.

 

The design is modular, enabling walkways to be attached where needed. Hinged access panels provide quick and safe entry for routine maintenance.

 

The main conveyor belt is fully adjustable and can be replaced without disturbing the rotor assembly. In addition, the system’s eccentric rotor, powered by high-strength Neodymium magnets, is also adjustable, allowing operators to fine-tune the separation force to maximise nonferrous metal recovery from a wide range of input materials.

Q:Do you have a MagThro™ eddy current separator for sale?

A:

Yes. Our MagThro™ eddy current separator is available to purchase directly from BlakerTech. Built in the UK, it’s designed for reliability, low maintenance, and high non-ferrous recovery, ideal for recycling operations of all sizes.

MagThro accessories range

Drums

Hoppers

MagThro

Hard-wearing and reliable

The MagThro has been designed and developed to operate in challenging industrial environments. BlakerTech’s research and development is robustly conducted in a busy, professional metal processing plant.

Environmentally-friendly, dry process with high recovery rates

Designed to operate in heavy industrial environments

Multiple rotor options for tailored recovery applications