... shapes 3.ISO9001:2000 Certified Powdered Iron Core, Transformer CoreGeneral Introduction 1, Powdered Iron cores of various shape for transformer and ... electronic industry use. 2, Our iron powder core including five kinds of metallic materials, Fe, FeNiMo, FeNi50, ALSiFe, ... design. It can also be used in place of ferrite and iron-alloy lamination requiring a gap. Customer's satisfaction ...