Magnetic separation, metal removal and vibratory conveying solutions

Magnetic Rods

Teardrop Magnetic Rod

The teardrop‑shaped magnetic rod (also known as a high‑strength magnetic rod) is a high‑performance magnetic separation component specifically designed for high‑flow, easily agglomerating material applications. Unlike conventional cylindrical magnetic rods, it features a teardrop‑shaped (pear‑shaped) streamlined cross‑section that effectively optimizes material flow, reduces backside vortices and material buildup, and enhances overall ferrous contaminant removal efficiency. Internally, it incorporates high‑performance NdFeB rare‑earth permanent magnet material, with a surface magnetic field strength of up to 15,000 gauss, delivering exceptionally strong magnetic attraction capable of efficiently capturing ferrous debris, iron powder, and other magnetic impurities from powders, granules, and slurries. The housing is constructed from SUS304 or SUS316L stainless steel and manufactured using an all‑welded sealing process, ensuring superior corrosion resistance and structural stability, making it suitable for demanding industries such as food, chemical, and lithium‑ion battery.
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Application-based selection Custom engineering available Ongoing technical support

OVERVIEW

Product Overview

         The teardrop-shaped magnetic rod generates a high-intensity static magnetic field through an internal NdFeB core, forming high-gradient magnetic flux lines across the rod’s wide surface and curved areas. As material flows past the magnetic rod, ferromagnetic contaminants are rapidly adsorbed and held onto the stainless-steel surface, while clean material passes through unimpeded. Its teardrop geometry effectively optimizes the material flow path, reducing back-side accumulation and turbulent zones, thereby enhancing magnetic field utilization and sustained ferrous contaminant removal capability, making it particularly suitable for high-flow-rate or easily agglomerating materials.


 

Features and Advantages
  • Streamlined Structural Design: The teardrop cross-section effectively improves material flow characteristics, minimizing material retention and buildup, and enhancing throughput efficiency.
  • High-Efficiency Ferrous Removal: Equipped with a high-performance NdFeB core, the magnetic field strength reaches 12,000–15,000 gauss, enabling effective capture of fine iron particles and weakly magnetic impurities.
  • Larger Effective Adsorption Area: Compared to conventional round magnetic rods, the wide-surface design provides a greater magnetic adsorption zone, increasing per-unit ferrous removal efficiency.
  • Easy-Cleaning Design: The flat, broad surface facilitates the scraping off of adsorbed ferrous contaminants, ensuring more thorough and efficient cleaning.
  • Sealed and Durable Construction: Fully welded, stainless-steel sealing ensures corrosion resistance and prevents dust ingress, extending service life.
Optional Configurations
  • Cross-Section Options: Standard teardrop shape, pear-shaped design, or custom non-standard profiles.
  • Magnetic Field Strength Options: 6,000 GS, 12,000 GS, 14,000 GS, 15,000 GS.
  • Magnetic Core Material Options: High-performance NdFeB permanent magnets.
  • Structural Form Options: Magnetic rods with handles, lifting rings, threaded connections, or grating-based modular assemblies.
  • Material and Surface Options: SUS304 stainless steel / SUS316L stainless steel; mirror polishing / satin finishing.
  • Size and Dimension Options: Standard sizes and custom non-standard configurations; support for extended lengths, increased diameters, and space-specific adaptations.
Applications
  • Plastics Industry: Ferrous removal during conveying and blending processes, effectively eliminating metal shavings, screws, and other contaminants to prevent damage to extruders and molds.
  • Food Industry: Iron removal and purification in conveying lines and processing stages, removing trace metallic impurities to ensure food safety and cleanliness.
  • Chemical Industry: Ferrous removal during conveying and mixing operations, reducing the impact of fine iron contaminants on product stability.
  • Lithium-Ion Battery Industry: Fine powder deironing, eliminating minute ferromagnetic impurities to enhance material purity and electrochemical performance stability.
  • Mineral Powder and Building Materials: Purification and deironing of powdered materials, removing trace iron impurities to improve product whiteness and purity.
  • Pharmaceutical Industry: Ferrous removal during conveying and production, eliminating fine metallic contaminants to meet stringent clean manufacturing standards.
Materials Processed
  • Powdered Materials: Flour, starch, milk powder, graphite powder, calcium carbonate, lithium-ion battery active-material powders, etc.
  • Granular Materials: Plastic pellets, color masterbatches, resin granules, etc.
  • Poorly Flowing Powders: Chemical powders and additive materials that tend to cake or bridge.

SPECIFICATIONS

Specifications

Model 
Model  
DimensionsTemperature Resistance
Temperature resistance
 Field Strength
Magnetic field strength in GS
Diameter
Diameter
Length L
(mm)(in)GS(mm)(in)
GC-1.2T-φ24.8x200200865℃
85℃
100℃
/120℃/150℃/350℃
12000Standard diameter: 24.8
Other specifications: 22/51
Standard Diameter:1
Other Specifications:1/2
GC-1.2T-φ24.8x3003001212000
GC-1.2T-φ24.8x4004001612000
GC-1.2T-φ24.8x5005002012000
GC-1.4T-φ24.8x200200814000
GC-1.4T-φ24.8x4004001614000
GC-1.4T-φ24.8x5005002014000

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