Permanent magnets

Rubber magnets are compound materials made by mixing ferrite magnet powder and rubber.
Pressing or rolling makes the finished products. Because t

Features:
1) Alnico is very stable, has good corrosion resistance and a typical hardness of
50 Rockwell C. Once cast, the material is so......

Hard ferrite (ceramic) magnets were developed in the 1960's as a low cost alternative
to metallic magnets. Even though they exhibit low energy...

NdFeB, the third generation of rare-earth permanent magnet, is the most
powerful and advanced commercialized permanent magnet today. NdFeB has...