The so-called rubber magnet or plastic magnet is the "bonded permanent magnet material" in the magnetic material. It is to add an appropriate amount of fine particles of permanent magnetic material (the needle-shaped particles are the best. Like a tiny compass) to the rubber or plastic material. The permanent magnetic material...

      The effect of magnetic therapy is only the so-called psychological suggestion ability, and there is no very direct and obvious medical effect. The magnet bracelet continuously stimulates the wrist microcirculation system with weak magnetic lines, which has a very weak effect on promoting blood circulation, improving the body's...

  NdFeB magnets are tetragonal crystals formed of neodymium, iron, and boron (Nd2Fe14B). In 1982, Masato Sagawa of Sumitomo Special Metal discovered a neodymium magnet. NdFeB is the most powerful permanent magnet in contemporary magnets. Its magnetic energy product (BHmax) is 5-12 times that of ferrite magnets and 3-10 times that of aluminum nickel...