This product is a wet-pressed anisotropic ferrite magnet (arc segmented motor magnet), with strong magnetism, long service life, high temperature resistance, and a wide range of applications. It is mainly used in: electric tools, household appliances, automobiles Motors, toy motors, office automation equipment, etc....
No matter what kind of arc magnet is made of, in order to facilitate installation, it can be marked with NS, but you need to communicate with the magnetic tile manufacturer to see how to mark it for you. Generally, the magnet manufacturer will reflect it by draw lines or marking n or s, and some customers require laser printing....