In the world of high-performance permanent magnets, SmCo magnets, or Samarium Cobalt magnets, stand as a pinnacle of engineering. Offering exceptional stability under extreme conditions, these rare-earth magnets are the material of choice for applications where reliability cannot be compromised. With over two decades of experience in advanced magnetic solutions, we provide industry-leading SmCo magnets engineered for maximum performance and longevity. This guide delves into the specifications, advantages, and applications of these powerful components.
SmCo magnets are a type of rare-earth magnet made from an alloy of samarium and cobalt. They exist primarily in two series: SmCo5 (1:5 series) and Sm2Co17 (2:17 series). The 2:17 series generally offers higher magnetic energy and better temperature stability. Known for their outstanding resistance to demagnetization and corrosion, they perform reliably in environments where other magnets would fail.
The unique properties of SmCo magnets make them indispensable in high-tech and demanding sectors.
They maintain magnetic performance from cryogenic temperatures up to 350°C, making them ideal for sensors in aerospace and automotive systems.
Unlike Neodymium magnets, SmCo magnets do not require plating, perfect for marine and chemical environments.
Their immense resistance to demagnetization is critical for motors, generators, and traveling wave tubes.
The preferred choice for downhole drilling tools, satellite systems, and high-performance DC motors.
We offer a wide range of shapes and sizes, all produced with tight tolerances to meet precise design requirements.
Diameter from 2mm to 50mm. Height tolerance: ±0.05mm to ±0.1mm.
Available in custom lengths, widths, and thicknesses. Standard angular tolerance: ±0.5°.
Various inner and outer diameters. Can be radially or axially magnetized.
For motor and generator rotors. Precision ground for optimal assembly.
Complex geometries available via advanced sintering and grinding techniques.