Articles & Research
Notes from the bench.
Plain-language explainers, design references, and published research from the engineering team. Bookmark-worthy if you spec magnets often.
Engineering reference
Magnet Coatings Guide: How to Select the Right Surface Protection
Coating selection is a design variable, not just a corrosion decision. Trade-offs across nickel, epoxy, parylene, PTFE, and more.
Read article ›Medical
Biocompatibility Testing & Validation: Medical Device Magnets – Part 4
Inside the biocompatibility tests — cytotoxicity, irritation, implantation — and SM Magnetics' salt spray, plating, and accelerated-life QA for medical-grade magnets.
Read article ›Medical
Partnering to Drive Medical Innovation through Advanced Magnetic Solutions – Part 3
ISO 13485 manufacturing, FDA-approved adhesives, and biocompatible coatings (Gold, Parylene C, TiN, Rhodium) tailored for catheters, implants, and pacemakers.
Read article ›Medical
Design Considerations for Permanent Magnet Selection in Medical Devices – Part 2
Eight key factors for selecting medical-device magnets — strength, biocompatibility, temperature, geometry — plus integration techniques like adhesive bonding and embedding.
Read article ›Medical
Understanding Biocompatibility: Permanent Magnets in Medical Devices – Part 1
Magnetic materials aren't biocompatible on their own — coatings and validation are what make permanent magnets safe for implantable and patient-contact devices.
Read article ›Industry
Optimizing Pump Performance with Magnetic Drive Solutions
Magnetic drive couplings eliminate dynamic seals for leak-free pump operation. NdFeB and SmCo materials plus the right coatings unlock harsh-environment reliability.
Read article ›Motors
Unlocking Performance and Efficiency: Motor Design Advice from the Magnetic Experts
Practical motor-design guidance from magnetic experts: balancing torque and cogging, selecting coatings, and miniaturizing without sacrificing efficiency.
Read article ›Industry
A Composite Magnet Solution to Improve Hard Disk Drive Performance
A Halbach-array composite magnet design delivers ~5% stronger air-gap field and 3–7% net torque gain in HDD voice coil motors versus conventional configurations.
Read article ›Materials
Making a Neodymium Magnet — Eleven (Not So) Easy Steps
From raw-material recipe through strip casting, jet milling, sintering, machining, coating, and magnetizing — every step in producing a sintered NdFeB magnet.
Read article ›Engineering reference
Insights on Electromagnets vs Permanent Magnets
Permanent magnets win on close-distance force without power; electromagnets win on switchable, precisely controlled fields. A practical selection guide.
Read article ›