They have a high magnetic field strength and have a high coercivity (which makes them magnetically stable). Although magnets can be wonderful toys and highly educational, these are 'adult' toys, andNOT for children.
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Metal Strong Magnetic Pushpins Neodymium Magnets Whiteboard Map Refrigerator Magnetic Thumbtack Office School Magnet Push Pins
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Samarium Cobalt. N52 is the highest grade which is currently widely and reliably available. Neodymium N52 - High Grade. Grade: N52. in NdFeB (Neodymium), SmCo (Samarium Cobalt), AlNiCo (Alcomax) and Ceramic.
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5/10 PCs Super Strong Neodymium Magnet Magnetic Pushpins Sucker Thumbtack Steel Magnet Push Pin for Refrigerator Whiteboard
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Grade: N52. Material: Neodymium (NdFeB). Choose from a variety of sizes, from small 2mm discs for crafting and DIY projects to larger 30mm discs for more demanding tasks. Find the perfect size for your project.
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Fishing Magnets, 110lb 242lb 529lb 771lb Pull Force Super Strong Heavy Duty Rare Earth Neodymium Search Magnet For River Fishing
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Neodymium magnets are an alloy of neodymium iron and boron. They have very high energy and are more powerful for their size than any other magnet material. You will find them in many industrial and household products and are ideal for crafting.
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Fishing Magnets, 110lb 242lb 529lb 771lb Pull Force Super Strong Heavy Duty Rare Earth Neodymium Search Magnet For River Fishing
Aliexpress UK
6x2 mm N52 Neodymium Disc Magnet. Neodymium is about as common as tin or lead. There are two types of “Rare Earth Magnets” SMCO (Samarium-Cobalt) and Neodymium. Neodymium are the magnetically stronger and cheaper of the two but are more susceptible to oxidation, this is why they are protected by Nickel plating.
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5/10 Strong Rubber Coated Magnets, Neodymium Magnets with M6 male Thread for Working Lights, Antenna, Tractor Mirror and Tools
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These shapes are then electroplated with nickel to prevent corrosion. Depending on their size and shape if you allow neodymium magnets to crash together the force may shatter them. This material has very high energy and is stronger than any other permanent magnet material for most applications.
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10Pcs Powerful Magnet Strong Magnetic Hook Neodymium Magnets for Fridge Practical Load-bearing Hook Household Use Kitchen Bar
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N numbers range from N27 - N52. Very Small but Strong Mini Neodymium Magnets. Neodymium is about as common as tin or lead. Neodymium Magnets. Disc & Cube. Never allow magnets to jump together or to jump to steel as they will likely shatter.
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Magnetic Hooks, Black Magnet Hooks Strong Neodymium Magnets with Hooks, Small Metal Magnetic Hooks for Refrigerator，Locker
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All neodymium magnets are brittle; do not allow these magnets to jump together or to an iron/steel surface - they will break, crack, chip or shatter. Thin neodymium magnets DO NOT FLEX, if you attempt to flex them they will snap in half.
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Super Strong Fishing Magnet Heavy Duty Powerful Neodymium Magnet N52 with Countersunk Hole Eyebolt for Salvage Magnetic Pot Salv
Aliexpress UK