... ,low loss REACH,ROHS approved T series soft ferrite magnetic core,Mn-Zn ferrite magnetic cores.widely used in industries, telecommunications, computer and ... TD44,TD47,TD90,TD95,TD50Initial permeability:25 degree,2000-3000Saturation magnetic flux density:25 degree,470-520Remanence:25 degree,50-210Curie ... temperature:>=190 degreeElectric resistivity:4-9 Ω*m Toroidal soft magnetic iron core bead