摘要
Experts of Baotou Research Instituteof Rare Earth have just come out withthe highest energy product ever reportsat 415 KJ/m（52.2 MGOe）for NdF eB perma-nent magnet,The magnet was produced bypowder metallurgy method with remanenceat 1.474 Tesla（14740 Gs）and coercivity<sub>B</sub>Hc at 656.7 KA/m,<sub>?</sub>He at 6665.8KA/m（8360 Oe）.
