The definition of Samarium Cobalt SmCo Magnets As the second generation of rare earth permanent magnets, samarium cobalt (SmCo) magnets are made of metal samarium (Sm), cobalt (Co), copper (Cu), iron (Fe), zirconium (Zr), and other elements. Classified by structure, they are 1:5 type (SmCo5) and 2:17 type (Sm2Co17), known for their excellent magnetic properties. They have […]