タグアーカイブ: ネオジム鉄B

The Diference between each Peramenent Magnets When purchasing magnets you will see two major types, rare earth or ferrite magnets. Sometimes, under the rare earth magnets, there are sub types like neodymium or samarium. Alnico is another type of magnet you might see listed. Rare earths tend to me more expensive, but why? What’s the […]