Figure 1.
Demagnetisation sections of the complete hysteresis curves
of the most common types of permanent magnets:
I - Nd-Fe-B, 1- best industrial samples,
2- MAEP43ML, 3- MAEP33HsLs, 4 - MAEP30HSs;
II - Sm-Co, 5-SmCo5, 6-(Sm,Zr)(Co,Cu,Fe)Z;
III - Alnico, 7- ÞÍ13ÄÊ25ÁÀ, 8 - ÞÍÄÊ35Ò5ÁÀ, 9 - ÞÍÄÊ35Ò5;
IV - Iron-Chromium-Cobalt, 10-25Õ15ÊÞÁÀ, 11-25Õ15ÊÞÁÈ;
V - Ferrite, 12-8ÁÈ230, 13-30ÁÀ170, 14-28ÑÀ270