Ụlọ ọrụ N'ogbe N'ogbe Arc neodymium magnet

Ihe mejupụtara

nke nwere neodymium iron boron magnet oghere na ihe mkpuchi alloy RTMH gbakọtara n'elu, ebe ọ dị.
R bụ otu ma ọ bụ karịa ahọpụtara site na ihe ndị dị ụkọ n'ụwa Nd, Tb na Dy;
T bụ Fe na/ma ọ bụ Co;
M bụ otu ihe ma ọ bụ karịa ahọpụtara site na otu nke nwere Al, Si, Ti, V, Cr, Mn, Ni, Cu, Zn, Ga, Ge, Zr, Nb, Mo, Ag, In, Sn, Sb, Hf , Ta, W, Pt, Au, Pb na Bi;na
H bụ hydrogen element;
Ihe oyi akwa RTMH nwere:
70 ruo 80 akụkụ site n'ịdị arọ nke R;
15 ruo 25 akụkụ site na ịdị arọ nke T;
akụkụ 15 ruo 35 site n'ịdị arọ nke M;na
0,8 ruo 1.2 akụkụ site na ịdị arọ nke H;
oke nha nke oyi akwa RTMH n'ihe gbasara mkpokọta neodymium iron boron magnet bụ 2% ruo 3%.