Samarium Cobalt Magnet Material Overview SmCo Magnetic Materials Properties Data 1-800-421-6692 Home About Us Request for Quote Contact Us Gallery Permanent Magnets Magnetic Assemblies Electrical Machines Engineering & Manufacturing Magnet Materials Industries Served Technical Resources Home / Magnet Materials / Samarium Cobalt / SmCo Magnetic Materials Properties Data SmCo Magnetic Materials Properties Data Samarium Cobalt - Magnetic Properties Grade Press1 Type2 Br (kGauss) Hc (kOersteds) Hci (kOersteds) BHmax (MGOe) Temperature Coefficients (%/°C) Maximum Operating Temp @ Pc = 2 (2) Range Typical Minimum Range of Br of Hci (°C) (°F) S3410 D 2:17 11,3 ~ 12,1 10,0 10,0 29 ~ 34 -0.03 -0.22 ~ 300 ~ 570 S3320 D 2:17 11,2 ~ 12,0 10,6 20,0 28 ~ 33 -0.04 -0.27 ~ 325 ~ 610 S3310 D 2:17 11,2 ~ 12,0 9,0 10,0 28 ~ 33 -0.04 -0.25 ~ 300 ~ 570 S3120 D 2:17 10,7 ~ 11,5 10,3 20,0 25 ~ 31 -0.04 -0.20 ~ 350 ~ 660 S3018 D 2:17 10,2 ~ 11,2 9,8 18,0 24 ~ 30 -0.04 -0.20 ~ 400 ~ 750 S3007 D 2:17 10,5 ~ 11,2 8,25 7,00 24 ~ 30 -0.04 -0.17 ~ 250 ~ 480 S2909 D 2:17 10,2 ~ 11,0 9,25 9,00 25 ~ 29 -0.03 -0.17 ~ 300 ~ 570 S2809 D 2:17 10,0 ~ 10,8 9,25 9,00 24 ~ 28 -0.03 -0.19 ~ 300 ~ 570 1 D: Die-Pressed, I: Isostatically-Pressed 2 Type: Sm1Co5 or Sm2Co17 types 3 The Maximum Operating Temperature shown here is for magnets operating at a Permeance Coefficient of 2. At the temperatures shown the material's BH Curve does not develop a knee and is still fairly linear. Samarium Cobalt - Typical Physical Properties Density Bending Strength Compressive Strength Electrical Resistivity (Ωm) Coeff. Of Thermal Expansion4 Curie Temperature (kg/m3) (lbs/in3) (kg/m2) (lbs/in2) (kg/m2) (lbs/in2) // M ”´M (°C) (°F) 8.4 x 103 0.304 1.2 x 103 1.7 x 104 9.1 x 103 1.3 x 105 0.8 x 10-6 9.2 x 10-6 11.8 x 10-6 825 1510 3 // M Parallel to magnetic orientation, ”´M Perpendicular to magnetic orientation Magnet Materials Neodymium Magnet Material Overview Samarium Cobalt Magnet Material Overview Alnico Magnet Material Overview Ceramic (Ferrite) Magnet Material Overview Flexible Magnet Material Overview ©2021 Integrated Magnetics - 11250 Playa Court, Culver City, CA. 90230 U.S.A. Toll Free: 1-800-421-6692 • Fax: 1-310-390-4357 • Open Mon-Fri, 9-5 Pacific Standard Time (-8 GMT) Privacy Policy Site Map Terms & Conditions