The global permanent magnet market is dominated by rare earth magnets based on the Nd2Fe14B phase, which accounts for over 60% of total magnet sales. The historical development of rare earth magnets is overviewed in this article, as well as the current status of material development, processing technologies, market drivers, and an alternative approach to […]
Current Technology Status and Future Needs for Rare Earth Permanent Magnets for Industrial Applications
Rare Earth Permanent Magnets have revolutionized the world. Their numerous applications have served a wide variety of industries, and further innovations are being developed today. Learn more about the history of rare earth permanent magnets and where they might take us in the future!
Additive Manufacturing: Fabrication of highly dense isotropic Nd-Fe-B nylon bonded magnets
Magnet Applications, Engineering & Quality Manager, Robert Fredette, and Technical Advisor, Dr. John Ormerod, collaborate with others on an article from Science Direct, “Fabrication of highly dense isotropic Nd-Fe-B nylon bonded magnets via extrusion-based additive manufacturing.”
Magnetics 2018 Presentation: Permanent Magnet Material Options: Why $/kg And (BH)max Are Misleading Metrics
Magnet Applications Senior Technology Advisor, Dr. John Ormerod, was again invited to speak at this years Magnetics 2018 Conference. The subject of his presentation was Permanent Magnet Material Options: Why $/kg And (BH)max Are Misleading Metrics. Select the link at the bottom of the page to download the full pdf.
Case Study: Magnet Optimized for Angular Position Sensor Application
The use of cylindrical magnets in rotary position magnetic sensors is ideal to generate the field components required for proper operation. There are two types of field orientations used for this purpose and they are specific to the type of IC used in the application. The magnet can be magnetized either diametrically, or axially. For […]
Magnetics 2017 Presentation: What’s New In Materials, Applications and Patents
Magnet Applications Senior Technology Advisor, Dr. John Ormerod, was again invited to speak at this years Magnetics 2017 Conference. The subject of his presentation was new developments in materials, applications, and patents. Select the link at the bottom of the page to download the full pdf.
Considerations for Selecting the Optimal Permanent Magnet
With four major types of permanent magnet materials available, device designers are faced with a bewildering range of options. Permanent magnets have special requirements for assembly and use, and often magnetic parameters may not be a designer’s main area of expertise.
Scientific Reports: Big Area Additive Manufacturing of High Performance Bonded NdFeB Magnets
Additive manufacturing allows for the production of complex parts with minimum material waste, offering an effective technique for fabricating permanent magnets which frequently involve critical rare earth elements.
Binder Jetting: A Novel NdFeB Bonded Magnet Fabrication Process
This articles summarizes original research on the successful fabrication of NdFeB bonded magnets using a binder jetting process and the resulting magnet properties. Published by The Minerals, Metals & Materials Society.
Post assembly Magnetization for PM Rotor Manufacture
What issues are involved in post assembly magnetization? In this presentation from Dr. Chris Riley you can learn about magnetizing systems and fixture design with examples.