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Sintered SmCo Magnets

Our Sintered SmCo Magnets are a powerful blend of samarium, cobalt, neodymium, iron, and boron. These rare-earth magnets boast high magnetic energy, making them ideal for applications where strong magnetic fields are required. Their robust performance ensures reliability in even the most demanding environments.

Sintered SmCo Magnets Properties

SmCo5 NdFeB Property Parameters SmCo17 NdFeB Property Parameters Sintered Samarium Cobalt (SmCo) Property Parameters
MaterialGradeBrHcb
Hcj
(BH)max
TcTwBr
α(Br)
Hcj
β(Hcj)
TKGsKA/mKoeKA/mKoeKJ/m3MGOe%/℃%/℃
SmCo5YX-16s0.79-0.847.9-8.4620-6607.8-8.3≥1830≥23118-13515-17750250-0.035-0.28
YX-18s0.84-0.898.4-8.9660-7008.3-8.8≥1830≥23135-15117-19750250-0.04-0.28
YX-20s0.89-0.938.9-9.3684-7328.6-9.2≥1830≥23150-16719-21750250-0.045-0.28
YX-22s0.92-0.969.2-9.6710-7568.9-9.5≥1830≥23167-18321-23750250-0.045-0.28
YX-24s0.96-1.009.6-10.0740-7889.3-9.9≥1830≥23183-19923-25750250-0.045-0.28
Low Temperature Coefficient
1:5
(SmGd)Co5
T0.62-0.666.2-6.6485-5176.1-6.5≥1830≥2375-889.5-1175025020-100℃
100-200℃
200-300℃
Br
+0.0156%/℃
+0.0087%/℃
+0.0007%/℃



MaterialGradeBrHcbHcj(BH)maxTcTwBr
α(Br)
Hcj
β(Hcj)
TKGsKA/mKoeKA/mKoeKJ/m3MGOe%/℃%/℃
SmCo2:17YXG-24H0.95-1.029.5-10.2692-7648.7-9.6≥1990≥25175-19122-24800350-0.035-0.2
Sm2YXG-26H1.02-1.0510.2-10.5748-7969.4-10.0≥1991≥25191-20724-26800350-0.035-0.2
(CoFeCuZr)17YXG-26M1.02-1.051.02-1.05676-7808.5-9.8955-143312--18199-21525-27800300-0.035-0.2
YXG-32M1.10-1.1311.0-11.3676-8528.5-10.7955-143312--18230-25529-32800300-0.035-0.2
YXG-30L1.08-1.1510.8-11.5541-7966.8-10.0636-9558--12220-24028-30800250-0.035-0.2
Low Temperature Coefficient  1:5LTC(YXG-18)0.84-0.898.4-8.9629-6687.9-8.4≥1433≥18135-15117-19840300-0.001-0.25
(SmGd)Co17LTC(YXG-20)0.89-0.948.9-9.4660-7088.3-8.9≥1433≥18151-16719-21840300-0.007-0.25
LTC(YXG-22)0.94-0.989.4-9.8692-7408.7-9.3≥1433≥18167-18321-238403000.001-0.25
High TemperatureHT400(YXG-26)0.99-1.049.9-10.4740-8129.3-10.2≥1830≥23191-21524-27850400-0.035-0.12
Sm2HT450(YXG-24)0.96-0.999.6-9.9724-7729.1-9.7≥1830≥23175-19922-25850450-0.035-0.12
(CoFeCuZr)17HT500(YXG-22)0.93-0.979.3-9.7708-7568.9-9.5≥1830≥23160-18320-23850500-0.035-0.12



MaterialsSmCo5Sm2Co17Controlled Coercivity
Sm2Co17
Temperature Compensation Magnet Sm2Co1
GradeGSM-22GSM-24HGSM-26HGSM-28HGSM-30HGSM-32HGSM-30LGSM-32LGSM-18DGSM-20DGSM-22D
Br(T)0.90-1.000.94-1.040.98-1.081.02-1.12  1.06-1.161.08-1.181.06-1.161.08-1.160.80-0.900.85-0.950.90-1.00
Residual Induction(9.0-10.0)(9.4-10.4)(9.8-10.8)(10.2-11.2)(10.6-11.6)(10.8-11.8)(10.6-11.6)(10.8-11.6)(8.0-9.0)(8.5-9.5)(9.0-10.0)
Hcb(KA/m)677-780709-748733-772749-827773-883804-883319-716319-716558-676597-716637-756
Coercive Force(Koe)(8.5-9.8)(8.9-9.4)(9.2-9.7)(9.4-10.4)(9.7-11.1)(10.1-11.1)(4.0-9.0)(4.0-9.0)(7.0-8.5)(7.5-9.0)(8.0-9.5)
Hcj(KA/m)≥1433≥1592≥1592≥1592≥1592≥1592558-1592558-1592≥1433≥1592≥1592
Intrinsic Coercive Force(Koe)(≥18)(≥20)(≥20)(≥20)(≥20)(≥20)(7.0-20.0)(7.0-20.0)(≥18)(≥20)(≥20)
(BH)max(KJ/m 3) Max. Energy Product(MGOe)159-191175-207191-223207-239223-255231-263223-255231-263127-159143-175159-191
(20-24)(22-26)(24-28)(26-30)(28-32)(29-33)(28-32)(29-33)(16-20)(18-22)(20-24)
αBr(%/℃)-0.065-0.03-0.036-0.041-0.04-0.04-0.044800-8500.0450.0040.001
Thermal Coefficient of Br*(1)*(1)*(1)
Max.Operating
Temperature(℃)
250350350350350350350350350350350
Tc Curie Point
(℃)
700-750800-850
ρDensity
(kg/m³)
8.1-8.4×1038.2-8.5×103


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