... ferrite magnetism cores. The products are widely used in a large variety of industries, telecommunications, computer and peripheral equipment, ... ferric oxide, choose the appropriate oresEpoxy resin coatingFerrite oroidal core has accomplished initial permeability, it enables transformers to be ... can be reducedOur large size T cores includes H70×45×17 core, H80×50×20 core, H80×55×20 core, H99×55×15 ...