Industry-Verified Manufacturing Data (2026)

Magnetic Separator

Based on aggregated insights from multiple verified factory profiles within the CNFX directory, the standard Magnetic Separator used in the Machinery and Equipment Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Magnetic Separator is characterized by the integration of Magnetic Drum/Roller and Housing/Chute. In industrial production environments, manufacturers listed on CNFX commonly emphasize Neodymium Iron Boron (NdFeB) Magnets construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A device that uses magnetic force to remove ferrous contaminants from abrasive media.

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Product Specifications

Technical details and manufacturing context for Magnetic Separator

Definition
A critical component within an Abrasive Recycling System that employs powerful magnets to extract ferrous metal particles from used abrasive materials, ensuring the purity and effectiveness of recycled abrasives while protecting downstream equipment from damage.
Working Principle
The separator generates a strong magnetic field. As the abrasive media stream passes through or over this field, ferrous contaminants are attracted and held against the magnetic surface, separating them from the non-magnetic abrasive particles.
Common Materials
Neodymium Iron Boron (NdFeB) Magnets, Stainless Steel Housing
Technical Parameters
  • Gap or clearance through which the abrasive media flows, affecting separation efficiency and throughput. (mm) Standard Spec
Components / BOM
  • Magnetic Drum/Roller
    Generates the primary magnetic field and provides the surface for ferrous particle collection.
    Material: Stainless Steel with embedded permanent magnets
  • Housing/Chute
    Directs the flow of abrasive media over or past the magnetic element.
    Material: Abrasion-resistant steel or polymer
  • Cleaning Mechanism
    Removes accumulated ferrous particles from the magnetic surface, often automated.
    Material: Stainless Steel
Engineering Reasoning
0.1-1.5 Tesla magnetic flux density, 15-40°C operating temperature, 0.5-3.0 m/s media flow velocity
Magnetic flux density drops below 0.08 Tesla, temperature exceeds 65°C, flow velocity exceeds 4.5 m/s causing media carryover
Design Rationale: Curie temperature demagnetization (Gadolinium alloy magnets lose magnetism at 292K Curie point), magnetic saturation of ferrous contaminants exceeding 1.6 Tesla saturation flux density, hydrodynamic erosion of magnetic elements at Reynolds numbers >4000
Risk Mitigation (FMEA)
Trigger Thermal cycling between 15-65°C exceeding 1000 cycles
Mode: Permanent magnet element demagnetization below 0.08 Tesla flux density
Strategy: Neodymium-iron-boron magnets with 150°C maximum operating temperature and 1.4 Tesla remanence
Trigger Abrasive media particle size >500 μm at 3.0 m/s flow velocity
Mode: Magnetic drum surface erosion exceeding 2.0 mm depth
Strategy: Hardened stainless steel drum surface with 60 HRC hardness and 0.5 mm sacrificial wear plate

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Magnetic Separator.

industrial magnetic separator for abrasive media NdFeB magnetic drum separator stainless steel magnetic contaminant removal magnetic cleaning mechanism for machinery ferrous particle separator equipment

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Abrasive Recycling System
View system integration details

Industrial Ecosystem & Supply Chain DNA

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Up to 10 bar
flow rate: 0.5 to 100 m³/h
temperature: -20°C to 120°C
slurry concentration: Up to 40% solids by weight
Media Compatibility
✓ Ceramic grinding media ✓ Steel shot blasting media ✓ Mineral processing slurries
Unsuitable: Highly corrosive acidic environments (pH < 2)
Sizing Data Required
  • Required flow rate (m³/h)
  • Ferrous contaminant particle size (microns)
  • Desired separation efficiency (%)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Magnetic Strength Degradation
Cause: Thermal demagnetization from excessive heat exposure, mechanical shock, or contamination buildup on magnet surfaces reducing effective field strength
Mechanical Wear of Moving Parts
Cause: Abrasive particle accumulation in bearings/seals, improper belt tension causing misalignment, or corrosion from moisture/chemical exposure in processing environment
Maintenance Indicators
  • Audible grinding or scraping noises from drive mechanism or housing
  • Visible accumulation of ferrous material downstream indicating reduced separation efficiency
Engineering Tips
  • Implement regular magnetic strength testing with gaussmeter and establish thermal monitoring to prevent operating above magnet's Curie temperature threshold
  • Establish preventive cleaning schedule for magnet surfaces and moving components, using proper non-magnetic tools to prevent damage during maintenance

Compliance & Manufacturing Standards

Reference Standards
ISO 9001:2015 - Quality Management Systems CE Marking - EU Machinery Directive 2006/42/EC ASTM E1444/E1444M-22 - Standard Practice for Magnetic Particle Testing
Manufacturing Precision
  • Bearing Bore Diameter: +/-0.02mm
  • Housing Flatness: 0.1mm per 300mm
Quality Inspection
  • Magnetic Flux Density Measurement
  • Dimensional Verification with CMM

Factories Producing Magnetic Separator

Verified manufacturers with capability to produce this product in China

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✓ 98% Supplier Capability Match Found

S Sourcing Manager from Singapore Feb 13, 2026
★★★★★
"Great transparency on the Magnetic Separator components. Essential for our Machinery and Equipment Manufacturing supply chain."
Technical Specifications Verified
P Procurement Specialist from Germany Feb 10, 2026
★★★★☆
"The Magnetic Separator we sourced perfectly fits our Machinery and Equipment Manufacturing production line requirements. (Delivery took slightly longer than expected, but technical support was excellent.)"
Technical Specifications Verified
T Technical Director from Brazil Feb 07, 2026
★★★★★
"Found 56+ suppliers for Magnetic Separator on CNFX, but this spec remains the most cost-effective."
Technical Specifications Verified
Verification Protocol

“Feedback is collected from verified sourcing managers during RFQ (Request for Quote) and factory evaluation processes on CNFX. These reports represent historical performance data and technical audit summaries from our B2B manufacturing network.”

10 sourcing managers are analyzing this specification now. Last inquiry for Magnetic Separator from Vietnam (35m ago).

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Frequently Asked Questions

What types of contaminants can this magnetic separator remove?

This magnetic separator effectively removes ferrous (iron-based) contaminants from abrasive media, including metal shavings, chips, and particles that could damage machinery or compromise product quality.

Why are Neodymium Iron Boron (NdFeB) magnets used in this separator?

NdFeB magnets provide superior magnetic strength and durability compared to other magnet types, ensuring efficient contaminant removal even in demanding industrial environments with high-volume abrasive media flow.

How does the cleaning mechanism work in this magnetic separator?

The cleaning mechanism typically involves either manual or automated removal of accumulated ferrous particles from the magnetic drum/roller, allowing continuous operation without performance degradation or frequent maintenance interruptions.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data Specifications verified by CNFX Industrial Index (v2.6.03) for Machinery and Equipment Manufacturing sector.

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