Answer: ferritic

AnswerCrossword Clue
ferriticany of several magnetic substances that consist essentially of ferric oxide combined with the oxides of one or more other metals (as manganese, nickel, or zinc), have high magnetic permeability and high electrical resistivity, and are used especially in electronic devices
ferriticsolid solution in which alpha iron is the solvent
ferriticpertaining to ferrite (a form of pure iron)