High Temperature Cylinder SmCo Magnet Item NO. MPCO-SCC series
Material: Samarium Cobalt
Shape: rod, cylinder, bar
Grade:Smco5,Sm2Co17 etc.
Magnetic properties:Hcj,Hcb,BH,Br,BHmax,working temperature.
Application:widely used in sensor,speakers,reed switches,motor,rotor,wind turbines/generators,AC/DC motors,drive motors,servo motors etc.
Magnetization directions:by Axial or by radial.
Samarium Cobalt Cylinder SmCo Magnet
Samarium Cobalt Smco Magnet Sm2Co17
Material:Rare earth magnetic material. Sm2Co17
Grade:Samarium Cobalt Smco Magnet Sm2Co17
Common Applications of SmCo Magnet :
SmCo magnet possesses excellent thermal stability, remarkable resistance properties against corrosion and oxidation. These characteristics make it ideal for applications requiring good corrosion resistance and oxidation resistance, such as computer disc drives, sensors, satellite systems, motors where temperature stability are vital, aeronautic and space industries, etc.
Samarium Cobalt Magnet Reverse Engineering, smco rod magnets
MPCO’s industry expertise and in-house capabilities allows us to reverse engineer an existing Samarium Cobalt Magnet or Samarium Cobalt Magnetic Assembly to improve performance, enhance service life, quantify and qualify older designs, and reduce costs. These capabilities include:
Vast accumulated knowledge base
Hysteresisgraph used to quantify the magnetic characteristics of the magnet
Simulation Software
Performance benchmarking of the application
Chemical analyses
Samarium Cobalt Magnet Design Pitfalls
MPCO the design phase, it is important to consider the complexities associated with designing with magnetic materials. Not only is the magnetic performance of the magnet important, but also how your Samarium Cobalt Magnet is integrated into the final solution.
Physical performance sheet of sintered SmCo
| parameters | SmCo5 | Sm2Co17 |
| αBr (%/ ℃ ) | -0.04 | -0.03 |
| αHcj (%/ ℃ ) | -0.3 | -0.2 |
| Curie teperature(℃) | 700-750 | 800-850 |
| density (g/cm3 ) | 8.2-8.4 | 8.3-8.5 |
| Webster hardness (HV) | 450-500 | 500-600 |
| Working temperature ( ℃ ) | 250 | 350 |
The Magnetic Properties of Sintered SmCo magnets
| acteristics | Residual Flux Br | Coercive Force Hcb | Intrinsic Coercive Force Hcj | Max. Enery Product(BH)max | Curie Temp Tc | Density ρ | Temp.Coefficient △Bd/Bd | Thermal Expansion coefficient | Vickers Hardness | ||
| Material Grade | Tesal (kGs) | KA/m (kOe) | KA/m (kOe) | kJ/m3 (MGOe) | (℃) | g/cm3 | (％/℃) | C⊥ (1℃) | C∥ (1℃) | Hv | |
| 1:5 SmCo5 | SM~18 | 0.80~0.90 (8.0~9.0) | 621~700 (7.8~8.8) | ≥1990 (≥25.0) | 127~159 (16.0~20.0) | 750~800 | 8.2~8.4 | -0.05 | 13×10-6 | 6×10-6 | 450~500 |
| SM~20 | 0.90~0.95 (9.0~9.5) | 676~740 (8.5~9.3) | ≥1432 (≥18.0) | 151~167 (19~21) | 750~800 | 8.2~8.4 | -0.05 | 13×10-6 | 6×10-6 | 450~500 | |
| SM~22 | 0.95~1.00 (9.5~10.0) | 716~756 (9.0~9.5) | ≥1194 (≥15.0) | 167~183 (21~23) | 750~800 | 8.2~8.4 | -0.05 | 13×10-6 | 6×10-6 | 450~500 | |
| 2:17 Sm2 (Co,Cu,Fe,Zr) 17 | SM~18T | 0.85~0.95 (8.5~9.5) | 636~716 (8.0~9.0) | ≥1592 (≥20.0) | 127~159 (16.0~20.0) | 850~900 | 8.3~8.5 | -0.01 | 11×10-6 | 8×10-6 | 500~600 |
| SM~22T | 0.95~1.00 (9.5~10.0) | 676~756 (8.5~9.5) | ≥1592 (≥20.0) | 159~191 (20.0~24.0) | 850~900 | 8.3~8.5 | -0.01 | 11×10-6 | 8×10-6 | 500~600 | |
| SM~22L | 0.95~1.00 (9.5~10.0) | 477~637 (6.0~8.0) | 493~716 (6.2~9.0) | 159~191 (20.0~24.0) | 800~850 | 8.3~8.5 | -0.03 | 11×10-6 | 8×10-6 | 500~600 | |
| SM~22H | 0.95~1.00 (9.5~10.0) | 557~756 (7.0~9.5) | 637~1194 (8.0~15.0) | 159~191 (20.0~24.0) | 800~850 | 8.3~8.5 | -0.03 | 11×10-6 | 8×10-6 | 500~600 | |
| SM~22U | 0.95~1.00 (9.5~10.0) | 716~796 (9.0~10.0) | ≥1990 (≥25.0) | 159~191 (20.0~24.0) | 800~850 | 8.3~8.5 | -0.03 | 11×10-6 | 8×10-6 | 500~600 | |
| SM~26L | 1.00~1.08 (10.0~10.8) | 477~637 (6.0~8.0) | 493~716 (6.2~9.0) | 191~223 (24.0~28.0) | 800~850 | 8.3~8.5 | -0.03 | 11×10-6 | 8×10-6 | 500~600 | |
| SM~26H | 1.00~1.08 (10.0~10.8) | 557~836 (7.0~10.5) | 637~1194 (8.0~15.0) | 191~223 (24.0~28.0) | 800~850 | 8.3~8.5 | -0.03 | 11×10-6 | 8×10-6 | 500~600 | |
| SM~26U | 1.00~1.08 (10.0~10.8) | 756~836 (9.5~10.5) | ≥1990 (≥25.0) | 191~223 (24.0~28.0) | 800~850 | 8.3~8.5 | -0.03 | 11×10-6 | 8×10-6 | 500~600 | |
| SM~28L | 1.04~1.10 (10.4~11.0) | 477~637 (6.0~8.0) | 493~716 (6.2~9.0) | 207~239 (26.0~30.0) | 800~850 | 8.3~8.5 | -0.03 | 11×10-6 | 8×10-6 | 500~600 | |
| SM~28H | 1.04~1.10 (10.4~11.0) | 557~836 (7.0~10.5) | 637~1194 (8.0~15.0) | 207~239 (26.0~30.0) | 800~850 | 8.3~8.5 | -0.03 | 11×10-6 | 8×10-6 | 500~600 | |
| SM~28U | 1.04~1.10 (10.4~11.0) | 756~836 (9.5~10.5) | ≥1990 (≥25.0) | 207~239 (26.0~30.0) | 800~850 | 8.3~8.5 | -0.03 | 11×10-6 | 8×10-6 | 500~600 | |
| SM~30L | 1.08~1.12 (10.8~11.2) | 477~637 (6.0~8.0) | 493~716 (6.2~9.0) | 223~247 (28.0~31.0) | 800~850 | 8.3~8.5 | -0.03 | 11×10-6 | 8×10-6 | 500~600 | |
| SM~30H | 1.08~1.12 (10.8~11.2) | 557~836 (7.0~10.5) ~10.2).0~10.5) | 637~1194 (8.0~15.0) | 223~247 (28.0~31.0) | 800~850 | 8.3~8.5 | -0.03 | 11×10-6 | 8×10-6 | 500~600 | |
| SM~30U | 1.08~1.12 (10.8~11.2) | 796~859 (10.0~10.8) | ≥1990 (≥25.0) | 223~247 (28.0~31.0) | 800~850 | 8.3~8.5 | -0.03 | 11×10-6 | 8×10-6 | 500~600 | |
| SM~32 | 1.10~16 (11.0~11.6) (26.0~30.0) | 557~836 (7.0~10.5) | ≥637 (≥8.0) | ≥239 (≥30.0) | 800~850 | 8.3~8.5 | -0.03 | 11×10-6 | 8×10-6 | 500~600 | |
20 x 2mm Neodymium Iron Boron Disc Magnets N52 Nickel, Super Strong Rare Earth Sintered NdFeB Disk Round Magnet for Toy and Craft, Neodymium Iron Boron, Nickel Coated Neodymium Disc Permanent Magnets China Supplier 20 x 2mm Neodymium Iron Boron Disc Magnets N52 Nickel Technical Specifications: Item: NDN52-2002 Grade: N52 Material: Neodymium (NdFeB) Plating: Nickel Shape: […]
12 x 4mm NdFeB Discmagnet N48 Gold, Super Strong Rare Earth Sintered NdFeB Disk Round Magnet for Toy and Craft, Neodymium Iron Boron, Golden Coated Neodymium Disc Permanent Magnets China Supplier 12 x 4mm NdFeB Discmagnet N48 Gold Technical Specifications: Item: NDN48-1204-G Grade: N48 Material: Neodymium (NdFeB) Plating: Gold Shape: Disk, Round, Disc, Circular, Cylinder Dimension: […]
18mm x 4mm Craft Disc Neodymium Magnet N42 Ni, Super Strong Rare Earth Sintered NdFeB Disk Magnet for Toy and Craft, NiCuNi Coated Neodymium Disc Permanent Magnets China Supplier 18mm x 4mm Craft Disc Neodymium Magnet N42 Ni Technical Specifications: Item: NDN42-1804 Grade: N42 Material: Neodymium (NdFeB) Plating: Ni Shape: Disc, Disk, Round Dimension: Total Diameter […]
16mm x 2mm Dic NdFeB Toy Magnet N42 Ni, Super Strong Rare Earth Sintered NdFeB Disk Magnet for Toy and Craft, NiCuNi Coated Neodymium Disc Permanent Magnets China Exporter 16mm x 2mm Dic NdFeB Toy Magnet N42 NiTechnical Specifications: Item: NDN42-1602 Grade: N42 Material: Neodymium (NdFeB) Plating: Ni Shape: Disc, Disk, Round Dimension: Total Diameter (D): […]