Ihe ndọta NdFeB bụ nke mejuputara neodymium (Nd), iron (Fe), na boron (B).A na-eme ha site na ntụ ntụ ntụ ntụ, bụ́ ebe a na-agbaze ihe ndị ahụ, tụba n'ime ingots, gwerie ha n'ime ụmụ irighiri ihe, wee pịazie ha n'ụdị ha chọrọ.Ihe ndọta NdFeB nwere ike dị elu, nke pụtara na ha nwere ike ịchekwa nnukwu ike magnetik na obere olu.Ha na-egosipụtakwa ihe ndọta dị mma, dị ka nnukwu coercivity (ikike iguzogide demagnetization), ịdị elu dị elu (ikike nke ijigide magnetization mgbe ewepụsịrị oghere ndọta mpụga), na njupụta magnetik dị elu (ọnụọgụ magnetik n'otu mpaghara ọ bụla). ).