... alloys make strong permanent magnets, and can be magnetized to produce strong magnetic fields. 2, Of the ... samarium-cobalt are stronger. 3, Alnico magnets produce magnetic field strength at their poles as high ... 4, Some brands of alnico are isotropic and can be efficiently magnetized in any direction. 5, Other ... 44 T·A/m). 2, This means alnico can produce a strong magnetic flux in closed magnetic circuit, ...