| 简介 |
The present invention provides an R-T-B system alloy used as a raw material for a rare earth permanent magnet (wherein R represents at least one selected from the group consisting of Sc, Y, La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Ho, Er, Tm, Yb and Lu, T represents a transition metal comprising 80% or more by weight of Fe, and B represents a component comprising 50% or more by weight of B and between 0 to less than 50% by weight of at least one selected from the group consisting of C and N), wherein the content of Mn in the alloy is 0.05% or less by weight. |
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