Standard Magnet Shapes for Engineering & Prototyping
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Shop precision neodymium magnets in standard shapes designed for holding, sensing, motion, and assembly integration. Our in-stock collection includes discs, rings, blocks, cylinders, arcs, and other standard geometries—supporting motors, sensors, medical devices, robotics, and R&D applications.
Use the filters on the left to narrow your results by shape, size, grade, coating, or dimensional specifications to find the right magnet for your project.
Magnet Materials & Performance Resources
Need help understanding magnetic strength, material differences, or environmental considerations? Review our Magnet Materials Guide, explore coating options in our Magnet Coatings Specifications, or estimate real-world performance using our Pull Force Calculator.
Custom Solutions
SuperMagnetMan is the e-commerce brand of SM Magnetics, here to make it easy to get the magnets you need for prototyping, testing, or small-scale use. When you're ready for a custom solution—whether that’s a fully engineered magnetic system, simulation support, or a complete assembly—our team at SM Magnetics is ready to help you bring it to life.
Frequently Asked Questions
Neodymium magnets are ideal for prototypes that require high magnetic strength in a small space. They’re commonly used in sensors, motors, medical devices, robotics, magnetic couplings, and R&D projects.
Neodymium magnets (NdFeB) are available in a wide range of grades, from N35 to N52, which indicate magnetic strength. For applications requiring performance in elevated temperatures or harsh environments, high-coercivity grades (often marked with suffixes like “H,” “SH,” “UH,” or “EH”) are available. These high-coercivity magnets resist demagnetization and maintain strength under higher operating temperatures — ideal for demanding prototypes and production designs.
Yes. Neodymium magnets can corrode if left uncoated, so most come with a Nickel-Copper-Nickel (Ni-Cu-Ni) finish. For wet or medical environments, epoxy or parylene coatings are recommended to protect performance during testing and production. Selecting the proper magnet or coating all depends on your specific application. We’re here to help if you need further assistance, contact us.
Yes. Through our engineering division, SM Magnetics, we can design and manufacture custom sizes, magnetization directions, and specialized coatings. You can either submit a custom request form or contact us directly to speak with our experts.
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