What is the magnet made of?

The use of electromagnets can be magnetized, and can be magnetized by the existing magnets, using the same same-sex repellent, the molecules in the same order in the same order, they have magnetic, as long as the magnetite (that is, iron material) can be made into any shape, magnets will do.




The raw material of the magnet is iron oxide, which is powdered, first pressed by machine to form the desired shape, then sintered at high temperature and finally magnetized. After the completion of the inspection of the factory.