Magnetic materials mainly classified _ ndfeb strong magnet manufacturers
The main categories: magnetic materials & ensp;
Metal magnetic materials can be divided into hard magnetic material, soft magnetic material two kinds big.
Usually the intrinsic coercive force is more than 10 ka/m (
Material called a permanent magnet, the intrinsic coercive force is less than 0.
Material called a soft magnetic material.
Between the hard magnetic and soft magnetic recording media.