... current 2.High electric resistance 3.Excellent NiZn Core, Drum NiZn Ferrite CoresGeneral Introduction 1, NiZn ferrite core is one kind of ferrite material, work ... . 3, The series of NiZn ferrite core is including DR core, RI core, DRWW core, RWW cores, RID core, RHH core, R4H core, F core, T core, etc. They are ...