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Magnets, Explained
Principles, applications and buying guides — straight from the factory.
Why Magnets Lose Strength: Demagnetization Explained
The culprit is almost never age. Heat, opposing fields, the knee and corrosion — four thieves, four diagnostic patterns, four fixes.
Magnets in Wind Turbines: Direct-Drive Generator Basics
Tonnes of NdFeB per machine, judged on distributions not datasheets. What the heaviest magnet application teaches every buyer.
Inside NdFeB Manufacturing: 12 Steps from Raw Alloy to QC
Melting, milling, pressing in field, sintering, machining, coating, magnetizing, testing — where every property you buy is won or lost.
Gauss vs Pull Force: How Magnet Strength Is Really Measured
Gauss is the field at one point; pull force belongs to the whole setup. Confusing them causes half the mismatched expectations in…
Magnet Coatings Guide: NiCuNi vs Zn vs Epoxy vs E-coating
Bare NdFeB corrodes in days — every part wears a coat. Salt-spray numbers, character and choosing rules for the eight standard finishes.
Cat-Eye Nail Magnets: How Magnetic Gel Polish Works
The little wand in the salon is real magnetics: field lines aligning iron particles in wet gel, frozen by UV light. The…
Vape Device Magnets: The Engineering Inside the Pod Click
Pod systems won on one gesture — click in, pull out, one-handed. That gesture is a pair of small NdFeB magnets, engineered…
What Is a Halbach Array? One-Sided Flux, Explained Simply
Rotate each magnet 90° from its neighbour and the field piles up on one side while the other goes quiet — no…
Magnetization Directions Explained: Axial, Diametric, Multipole
Identical magnets behave like different components when magnetized along different axes. The three directions, what each is for, and the rule that…
How to Specify a Custom Magnet: The 8 Parameters We Ask For
Material, grade, size, tolerance, coating, direction, temperature, quantity. Answer eight questions and any competent factory can quote you the same day.
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