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Underflow Magnetic Separator

Removes ferrous contamination from liquid, slurry or gravity-fed product streams on incline chutes.

  • Designed for dry and semi-dry powders
  • Durable Stainless Steel build made in the UK
  • Custom options available on request

Overview

High-intensity underflow magnet designed for large ferrous contamination


Engineered for demanding process environments, the underflow magnetic separator provides robust protection against large ferrous contamination at critical gravity-fed transfer points. Designed to operate reliably in arduous conditions, the system captures tramp metal such as nuts, bolts, and other ferrous debris before it can compromise product quality or damage downstream equipment.

At its core, the unit incorporates a high-energy rare-earth magnetic assembly that generates an intense, focused magnetic field across the full product flow. As material passes over the magnetic face, ferrous and para-magnetic particles are securely extracted while maintaining a consistent, unrestricted flow of product. This makes the system particularly effective where contamination size is significant and process reliability is critical.

The separator is designed for straightforward integration into inclined chutes, underflow points, and angled pipe sections, allowing it to be positioned exactly where contamination risk is highest. Secure mounting and sealed interfaces help prevent product leakage, while the internal capture design ensures that once contaminants are removed, they remain securely retained until inspection or cleaning.

By removing tramp metal early in the process, the underflow magnetic separator helps reduce contamination risk, protect high-value downstream assets, and minimise unplanned downtime. Its robust construction and low-maintenance design make it well suited to continuous operation in food, pharmaceutical, and bulk solids handling environments, where reliability, compliance, and process continuity are essential.

Benefits

Easy Cleaning & Maintenance

Designed for easy cleaning, reducing maintenance.

Maintains Full Process Flow

Machine downtime is reduced through an efficient product flow.

Reduction Of 'Spark' Risk

By removing tramp metal before it reaches other equipment.

High Collection Capacity

Strong magnetic field can handle large volumes of ferrous material.

Options Available

The options below show our standard underflow magnetic separators, but your process doesn’t have to fit a standard design. We can manufacture custom underflow magnets to match your chute size, material, and operating conditions. Speak to our team to get a solution tailored to your application.

Part NumberWidth 'W'Length 'l'Depth 'D'Weight (Kg)
ME-UF-200200mm200mm55mm9.6
ME-UF-250250mm200mm55mm12.2
ME-UF-300300mm200mm55mm14.4
ME-UF-350350mm200mm55mm17
ME-UF-400400mm200mm55mm19.6
ME-UF-450450mm200mm55mm21.8
ME-UF-500500mm200mm55mm24.4

Technical Data

Specification Details
Magnet Performance 3500 Gauss (Measured On Magnetic Face)
Magnet NdFeB - N45 Grade
Material 316 Stainless Steel. Brushed To 0.8Ra
Operating Temperature -20 / +80 °C
Mounting Details Supplied with a stainless-steel strip hinge and stainless steel latch clamps with mounting plates
Standard Length Options 200-500mm in 50mm increments
Available Options 304 Grade

Common Applications

Underflow magnet separators are suitable for a wide range of materials including:

Cement, lime and mineral powders

Fertilisers, salts, chemical granules

Plastics, resins and pellets

Aggregates, ores and clinker

Why choose Magnet Expert?

For over four decades, Magnet Expert has been a trusted partner for leading companies across a number of  industries. Our team is not only passionate about all things magnetics, but offers our customers unparalleled technical expertise, so that we are able to address your unique needs at every stage of your project. 

Our team of dedicated experts leverage their comprehensive knowledge and proven experience to provide insightful advice and in-depth understanding of our comprehensive range of magnets and magnetic systems. 

Related Products

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Magnetic Strip Separator

Extracts tramp ferrous particles from conveyed materials.

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