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Magnetic Properties of SmCo Magnets
(Samarium Cobalt)
 

Material Grade Remanence Coercivity Intrinsic Coercivity Max. Energy Product
Br(mT) Br(kGs) bHc(kA/m) bHc(kOe) iHc
(kA/m)
iHc
(kOe)
(BH)max
(KJ/m3
(BH)max
(MGOe)
SmCo5 S16 750-800 7.5-8.0 557-637 7.0-8.0 1989 25 111-143 14-18
S18 800-930 8.0-9.3 597-677 7.5-8.5 1432 18 127-159 16-20
S20 850-980 8.5-9.8 597-677 7.5-8.5 1273 16 143-175 18-22
S24 1000 10.0 680 8.5 1195 15 175-190 22-24
Sm2Co17 S180 900-1030 9.0-10.3 597-677 7.5-8.5 1194 15 127-159 16-20
S22A 900-1030 9.0-10.3 613-693 7.7-8.7 1989 25 159-191 20-24
S22B 900-1030 9.0-10.3 613-693 7.7-8.7 1432 18 159-191 20-24
S240 980-1080 9.8-10.8 636-716 8.0-9.0 1432 18 175-207 22-26
S26A 1000-1130 10.0-11.3 676-756 8.5-9.5 1194 15 191-223 24-28
S26B 1000-1130 10.0-11.3 676-756 8.5-9.5 796 10 191-223 24-28
S280 1030-1130 10.3-11.3 716-796 9.0-10.0 1432 18 207-239 26-30
S270 1000-1100 10.0-11.0 357-516 4.5-6.5 413 5.2 183-223 24-28
S300 1100-1200 11.0-12.0 438-517 5.5-6.5 454 5.7 223-255 28-32



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