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Magnets, Explained
Principles, applications and buying guides — straight from the factory.
Magnets for BLDC Motors: A Selection Guide
Torque density, stall survival, arc geometry and batch consistency — what brushless motors demand from their rotor magnets, from the supplier side.
How Temperature Affects Neodymium Magnets (N vs M vs H vs SH)
The prototype worked all winter; the field returns began in August. Where the temperature lines sit for N, M, H and SH…
Br, HcJ and BHmax: The Three Numbers That Define a Magnet
How strong, how stubborn, how much energy per litre. Learn what each number controls and you can size up any magnet grade…
Magnets in TWS Earbuds: Drivers, Lids and Charging Cradles
No product this small has ever carried this many magnets: micro drivers, snap-in cradles, lid feel and Hall triggers — the magnetic…
Understanding the B–H Curve: A Visual Guide
Br, HcJ, BHmax and the knee where designs quietly die — the demagnetization curve answers the questions that matter, once you know…
NdFeB vs Ferrite: How to Choose the Right Magnet Material
One is the strongest magnet money can buy, the other the cheapest per unit of field. Three questions decide which one your…
Neodymium Magnet Grades Explained: N35–N52
What the N number really means, why N52 is not always the right answer, and how M/H/SH suffixes buy you temperature headroom.
What Is Magnetism? From Electron Spin to Industrial Magnets
Magnetism is not a coating or a charge — it is electrons, organized. From spin to domains to the magnetizing pulse, here…
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