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Micro Magnets – Miniature Magnet Solutions

Through continuous improvement efforts, Dura Magnetics has added the capacity to deliver micro-sized magnets. Magnet Materials: Oftentimes ultra-small magnets are limited to bonded magnetic products, but now Dura can deliver miniature, fully dense Neodymium Iron Boron (Neo), Samarium Cobalt (SmCo), and Strontium Ferrite (Ceramic).  In addition, Dura can supply miniature cast Aluminum Nickel Cobalt (Alnico) […]

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What is Maximum Energy Product / BHmax and How Does It Correspond to Magnet Grade?

The term Maximum Energy Product (BHmax) is a commonly used, but often misunderstood figure of merit of magnets.  The BHmax is an Energy Density and it is oftentimes used to denote grade.  The grade convention is especially used for Rare Earth magnets, (Neodymium Iron Boron Magnets and Samarium Cobalt Magnets).  For instance, a grade 48 Neodymium Iron Boron magnet will generally have an advertised BHmax of 48 MGOe…

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