Custom Magnetic Component Design & Engineering Services | JDM Magnet
🧲 Advanced Magnetics 💻 FEM Simulation ⚙️ DFM Optimization

Turn Your Concept into a
High-Performance Magnetic Assembly

From raw material selection to magnetic circuit simulation.
We engineer custom magnetic solutions that optimize efficiency, reduce weight, and ensure manufacturability.

Engineering Beyond the Magnet

Buying strong magnets isn’t enough. You need an optimized magnetic circuit. We solve common engineering challenges.

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Circuit Optimization

We analyze the flux path to maximize holding force or torque while minimizing magnet volume, saving you material costs.

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Thermal Stability

Selecting the right grade (N, M, H, SH, UH, EH) based on your operating temperature and demagnetization curves.

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Protection & Reliability

Design suitable coatings (Ni-Cu-Ni, Epoxy, Parylene) and encapsulation (sleeves, potting) for harsh environments.

Advanced Simulation & Development

  • 2D/3D Finite Element Analysis (FEA)

    We use industry-standard software (e.g., ANSYS Maxwell, COMSOL) to visualize magnetic flux density and verify performance before prototyping.

  • Material Grade Selection

    Customizing BH curves to meet specific torque constants (Kt) and back-EMF requirements for motors and generators.

  • Design for Manufacturability (DFM)

    Our engineers ensure your design can be mass-produced efficiently, optimizing tolerance stacks and assembly adhesives.

  • Prototyping & Validation

    Rapid 3D printed fixtures and magnetic testing (Gauss readings, Flux survey, Pull force test) to validate simulations.

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Specialized Assembly Types

We have extensive experience designing and assembling components for:

High-Speed Rotors

Sleeve reinforcement (Carbon fiber/Steel) for IPM/SPM motors to prevent magnet detachment at high RPM.

Halbach Arrays

Specialized magnetization patterns to augment field on one side and cancel it on the other. Used in linear motors and medical devices.

Magnetic Couplings

Non-contact torque transmission designs that ensure hermetic sealing for pumps and mixers.

Linear Motor Tracks

High-precision multi-pole magnet tracks with extreme flatness and position accuracy.

Holding Assemblies

Pot magnets, channel magnets, and custom latching systems optimized for max pull force.

Sensor Magnets

Diametrically magnetized rings and discs designed for Hall Effect sensors and encoders.

How We Collaborate

1

Consultation

Send us your requirements, 2D/3D drawings, or just a rough concept sketch.

2

Simulation & DFM

Our team runs magnetic simulations and proposes design optimizations for cost/performance.

3

Prototyping

We produce samples (typically 7-15 days) for your validation and testing.

4

Mass Production

Standardized manufacturing under ISO 9001 / IATF 16949 quality control.

Ready to optimize your magnetic design?

Get a free engineering consultation and simulation report for your next project.

Contact Engineering Team