Technical Specification
Product Name | SmCo Magnet |
Material | Sm-Co |
Grade | YXG-30 |
Size of magnet | Customized |
Magnetization direction | Diametrically |
Coating | No coating or according to request |
Certifications | ISO9001, CE, TS16949, ROHS, SGS, ETC |
We carry a large inventory of SmCo Disc Magnets, not all of which are shown on this website. Contact us or send us a special request and let us know what you are looking for.
Magnetic Properties of Sintered SmCo Magnet
Himagnet provides two types of SmCo magnets: 1-5 type (SmCo5) and 2-17 type (Sm2Co17) respectively with various grades , for more Specifications of Samarium Cobalt Magnets Page.

Physical Properties
Parameters | unit | SmCo5 | Sm2Co17 |
Density | g/cm3 | 8.1-8.5 | 8.3-8.5 |
Curie Temperature | ℃ | 700-750 | 800-850 |
Recoil Permeability | 1.00-1.05 | 1.00-1.1 | |
Hardness | Hv | 450-500 | 500-600 |
Electrical Resistivity | Ω·cm | 5-6×10-5 | 8-9×10-5 |
Compressive Strength | Mpa | 420-680 | 700-830 |
Thermal Conductivity | W/m·k | 12 | |
Coefficient of Thermal Expansion(C ⊥) | 10-6/℃ | 13 | 11 |
Coefficient of Thermal Expansion(C //) | 10-6/℃ | 6 | 8 |
Saturation Field | kA/m | >1600 | >3200 |
Magnetization Options
Although most commercial magnets are anistropic, which means they have a preferred direction of magnetization, various pole configurations can be achieved without conflicting with a Samarium Cobalt Magnet’s orientation.

Common Applications for Samarium Cobalt Magnets
High Speed Motor Applications
Generators and Actuators
Microwave Signal Amplification
Aircraft and Aerospace Assemblies
Biomedical and Surgical Equipment
Oil and Gas Equipment
FAQ
Q1. Can I have a sample order for a Neodymium magnet?
A: Yes, we welcome sample orders to test and check quality. Mixed samples are acceptable.
Q2. What about the lead time?
A: Sample needs 3-5 days, mass production time needs 7-10days for order quantity more than
Q3. Do you have any MOQ limit for neodymium magnet orders?
A: Low MOQ, 1pc for sample checking is available
Q4. How do you ship the goods and how long does it take to arrive?
A: We usually ship by DHL, UPS, FedEx, or TNT. It usually takes 3-5 days to arrive. Airline and sea shipping is also optional.
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