http://www.ndfebmagnet.net/permanent-magnets/ferrite-magnets/ Hard ferrite suppliers Professional in producing multi-polar ring magnets, Young Magnet is one of the best manufacturers and suppliers in China. We have quality multi-polar ring magnets for sale. Please feel free to contact us. Multi-polar Ring Magnets Ferrite permanent magnet is also known as a Ceramic Magnet and even as hard ferrite magnet. The name is interchangeable but they all refer to exactly the same material type. They are known as Cera- mic Magnets because they are electrically insulating. Ferrite permanent magnets exist in two forms - Stron tium Ferrite magnets and Barium Ferrite Magnets. The Strontium Ferrite Magnets is the most common. We also could provide gas meter magnet and water meter magnets,looking forward your kind inquiry. Direction of MagnetizationHard ferrite suppliers website:http://www.ndfebmagnet.net/permanent-magnets/ferrite-magnets/