Are you a company looking forChina Samarium Cobalt Magnet Manufacturer? To help your project land better, let's take a look at what you need to consider before choosing a Samarium Cobalt Magnet manufacturer, and some recommended Samarium Cobalt Magnet manufacturers, suppliers, and factories.
Are you up for thechallenge of Samarium Cobalt Magnets in 2025? Before getting started, be sure to read our manufacturer selection guide.
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Why Choose China Samarium Cobalt Magnet Manufacturer?
When it comes to sourcing high-quality samarium cobalt magnets, there are many manufacturers to choose from. However, choosing a manufacturer based in China hasseveral distinct advantages.
Firstly, China has awell-established reputationas a global leader in manufacturing. Chinese manufacturers have invested heavily in advanced manufacturing equipment and techniques, and are able to produce high-quality magnets at a lower cost than many other countries.
Secondly, China's extensive supply chain infrastructure ensures thatraw materials are readily availableand production can be scaled up quickly to meet increasing demand.
Finally, choosing a Chinese manufacturer also provides the added benefit of a large and diverse customer base. This means that the manufacturer has experience working with a wide range of industries and applications, and canoffer valuable insights and expertise.
Overall, choosing a China-based samarium cobalt magnet manufacturer is a smart choice for those seeking high-quality magnets at a competitive price, with reliable supply and excellent customer service.
Top 10 Most Successful SmCo Magnet Manufacturers in China
I have sorted out some regular Chinese samarium cobalt magnet manufacturers, and their company size ranges from dozens to thousands of people. It maytake you some time and effort to choosethe one that is right for you.
1. SDM Magnetics Co., Ltd.
Company Profile
Established in 2004, SDM Magnetics Co., Ltd. is located in Hangzhou, Zhejiang Province, and is a leading manufacturer of SmCo magnets in China. They specialize in the production of high performance samarium cobalt magnets for a variety of applications including consumer electronics, industrial automation, automotive, green energy, home appliances, medical, aerospace and telecommunications. They have state-of-the-art R&D laboratories and a high level of production automation.
SDM Magnetics Co., Ltd. is a leading manufacturer and exporter of Samarium Cobalt (SmCo) magnets based in China. With over two decades of experience in the rare earth magnet industry, SDM Magnetics has built a strong reputation for delivering high-performance SmCo magnets that excel in extreme environments.
The company specializes in both SmCo5 and Sm2Co17 series, offering solutions that combine exceptional thermal stability, high magnetic strength, and outstanding corrosion resistance. These properties make SDM’s SmCo magnets ideal for aerospace, military, medical, and high-precision industrial applications, where reliability under harsh conditions is critical.
Location: Hangzhou, Zhejiang Province, China
Company Type: Manufacturer
Website: https://www.magnet-sdm.com/
Main Products
- Samarium Cobalt Curved Magnets
- Samarium Cobalt Countersunk Magnets
- Samarium Cobalt Ring Magnets
- Samarium Cobalt Disc Magnets
2. XHMAG Inc.
Company Profile
Founded in 2011, XHMAG Inc. is located in Anhui Province, China, and is a top manufacturer of SmCo magnets in China. It focuses on the production of medium and high-end samarium cobalt magnet materials and their products. It has international advanced production equipment and modern plant facilities, with an annual production capacity of more than 1000 tons. XHMAG has also established a provincial scientific research center with an experienced scientific team focused on cultivating new growth points of technology. It can provide professional design and consulting services according to the needs of customers.
XHMAG Inc. stands out in 2025 as one of China’s premier manufacturers of Samarium Cobalt (SmCo) magnets, known for its commitment to high-temperature resistance, magnetic stability, and corrosion durability. With decades of experience in rare earth magnetics, the company specializes in both SmCo5 and Sm2Co17 series, offering customized solutions for aerospace, military, medical, and high-performance industrial applications.
What makes XHMAG Inc. a preferred supplier is its strict quality control, advanced sintering and machining capabilities, and deep technical understanding of SmCo’s complex metallurgy. Their SmCo magnets feature exceptional thermal stability (up to 350°C) and strong resistance to oxidation, making them ideal for harsh or high-demand environments where NdFeB magnets may fail.
Location: Hefei City, Anhui Province, China
Company Type: Manufacturer
Website: https://www.xinhuimagnet.com/
Main Products
- Samarium Cobalt Magnets
- Sintered Samarium Cobalt Magnets
3. Shanghai CJ Magnet Industry Co.Ltd
Company Profile
CJ Magnet has been dedicated to manufacturing and engineering of different types of manget. They specialized in Neodymium magnet, Ferriet magnet, SmCo magnet, Alnico magnet, magnetic components and magnetic solutions for customers all over the world.
Shanghai CJ Magnet Industry Co., Ltd. is a leading high-performance Alnico magnet manufacturer in China, renowned for its deep expertise in casting and sintering Alnico magnets. With over two decades of dedicated research and production, the company specializes in producing a wide range of Alnico magnet grades, including Alnico 5, Alnico 8, and custom formulations tailored for demanding industrial applications.
CJ Magnet’s Alnico magnets are highly valued for their excellent temperature stability, strong corrosion resistance, and superior magnetic strength at elevated temperatures, making them ideal for use in sensors, measuring devices, automotive components, and aerospace technologies. The company supports both standard and custom geometries, offering precision machining and tight tolerance control to meet the specific requirements of global OEM clients.
Location: China
Company Type: Manufacturer
Website: https://www.cj-magnet.com/index.html
Main Products
- Samarium Cobalt Ring Magnets
- Samarium Cobalt Block Magnets
- Samarium Cobalt Bar Magnets
4. Newland Magnet Industry Co,. Ltd.
Company Profile
Newland Magnet Industry Co,. Ltd. is a leading manufacturer of samarium cobalt magnets in China. It was established in 2003 and is headquartered in Ningbo, an important port city on the coast of the East China Sea. It has its own production plant and magnetic application research and development center.
It is not only a manufacturer of SmCo magnets, but also a professional magnetic solution provider. It can provide customized product solutions according to the needs of customers and the characteristics of the industry, helping customers realize product innovation, expand product lines, and enhance core competitiveness. Its products are widely used in new energy, electronics, communications, automobiles, wind power generation, aviation, medical equipment and other fields. In addition to occupying a place in the domestic market, its products are also exported to Europe, Asia, North America, South America and other countries and regions.
Location:China
Company Type: Manufacturer
Website: https://newlandmagnetics.eu/
Main Products
- Sm1Co5 Magnet
- Sm2Co17 Magnet
5. Oceania International LLC
Company Profile
Stanford Magnets has been developing, manufacturing and selling magnets since the 1990's. They are suppliers of Samarium Cobalt magnet products. They offer a wide range of products at very competitive prices to various customers in different fields such as NMR (Nuclear Magnetic Resonance), loudspeakers, wind turbines and mechanical equipment. They specialize in manufacturing magnets according to customer requirements in terms of composition, magnetic properties, shape and size.
Oceania International LLC stands out as a premier manufacturer and supplier specializing in high-performance Samarium Cobalt (SmCo) magnets, a critical subset of rare-earth magnets prized for their exceptional thermal stability and corrosion resistance. With a strong commitment to innovation and quality, Oceania International leverages advanced metallurgical processes to produce SmCo magnets that meet the demanding needs of industries such as aerospace, defense, and advanced electronics.
Their product portfolio includes a range of SmCo grades, meticulously engineered to deliver superior magnetic strength and stability even under extreme operating conditions, making them ideal for high-temperature applications where other magnets fall short. Oceania International's R&D team continuously optimizes alloy compositions and magnetic properties, ensuring their Samarium Cobalt magnets achieve outstanding performance and longevity.
Location:China
Company Type: Manufacturer
Website: https://www.stanfordmagnets.com/custom-smco-magnets.html
Main Products
- Samarium Cobalt Cylindrical Magnets
- Samarium Cobalt Block Magnets
- Samarium Cobalt Pot Magnets
6. Integrated Magnetics Ltd
Company Profile
Integrated Magnetics has been an industry-leading magnet manufacturer, offering engineer-to-spec and build-to-print, custom permanent magnets, precision magnetic assemblies, electromechanical components, and custom motors, purpose-built for high-performance technical applications.
Location:China
Company Type: Manufacturer
Website: https://www.intemag.com/
Main Products
- Samarium Cobalt Magnets
- Custom Samarium Cobalt Magnets
7. Bunting Magnetics Ltd
Company Profile
Bunting is a world leader in the design and manufacture of permanent magnets, magnetic systems and magnetizing equipment, and they can share this knowledge and experience with their customers through their design consulting or testing services.
Location:China
Company Type: Manufacturer
Website: https://www.bunting-berkhamsted.com/magnets/
Main Products
- Samarium Cobalt Disc Magnets
- Samarium Cobalt Block Magnets
- Samarium Cobalt Cylindrical Magnets
8. Adams Magnetic Products Co.
Company Profile
Adams Magnetic Products has been designing and manufacturing magnetic products since 1950. We are manufacturer and distributor of all types of magnets, such as Samarium Cobalt Magnets, Custom Samarium Cobalt Magnets, etc. Choose from their millions of magnets in stock, or have them custom design you.
Location:China
Company Type: Manufacturer
Website: https://www.adamsmagnetic.com/rare-earth-magnets/samarium-cobalt-smco-magnets/
Main Products
- Samarium Cobalt Disc Magnets
- Samarium Cobalt Block Magnets
9. Electron Energy Corporation
Company Profile
Electron Energy Corporation (EEC) has been the preferred source for manufacturing and supplying Samarium Cobalt Magnets (SmCo) since the introduction of rare earth magnets in the 1970s. EEC's SmCo 34 grade material is one of the highest performing materials available and is suitable for a range of applications from biomedical devices to microwave signal amplifiers.
Location:China
Company Type: Manufacturer
Website: https://www.electronenergy.com/samarium-cobalt-magnets/
Main Products
- Samarium Cobalt Magnets
10. Dura Magnetics, INC.
Company Profile
Dura Magnetics was established in 1961 as a manufacturer of Samarium Cobalt magnets. Dura is now a premier engineer-to-order manufacturer of magnets and magnetic assemblies. With their state-of-the-art design and production facilities, they are able to design and manufacture a variety of magnet materials including Neodymium, Samarium Cobalt, Alnico and Ceramic. They are constantly working to add free features in order to consistently provide value to the market.
Location:China
Company Type: Manufacturer
Website: https://www.duramag.com/samarium-cobalt-magnets-smco/
Main Products
- Samarium Cobalt Ring Magnets
- Samarium Cobalt Cylindrical Magnets
- Samarium Cobalt Block Magnets
Key Considerations When Choosing a Samarium Cobalt Magnet Manufacturer in China
When sourcing Samarium Cobalt (SmCo) magnets, selecting the right manufacturer in China is critical. The following seven factors will help you make an informed decision:
1. Product Quality and Technical Capability
Prioritize manufacturers with mature production processes and stable magnetic properties. Pay attention to key magnetic performance indicators such as BHmax, Br, and Hcj, as well as material grades (e.g., SmCo5, Sm2Co17) to ensure the products meet high-end application requirements.
2. Production Capacity and Delivery Capability
Choose a supplier with stable production output and the ability to fulfill bulk or urgent orders. Automated production lines and effective inventory management are also important evaluation points.
3. Certifications and Quality Management
Check whether the manufacturer holds certifications such as ISO 9001, IATF 16949, RoHS, and REACH. These credentials ensure product quality and regulatory compliance, making global market entry smoother.
4. Customization and R&D Capability
Top suppliers should offer customized sizes and magnetic performance, along with engineering support such as magnetic circuit simulation or structural design for special application environments (e.g., high temperature, motors, aerospace).
5. Export Experience and Service Level
Manufacturers with international clients and export experience are usually more familiar with global standards and shipping requirements, reducing communication costs and delivery risks. Customer case studies and trade show participation can also be reference points.
6. Price and Cost Performance
Reasonable pricing is important, but should not come at the expense of reliability and performance. Focus on manufacturers that offer good value over the long term, with reliable service and consistent product quality.
7. After-Sales Service and Technical Support
Strong after-sales support (such as warranty policies, technical assistance, and return/exchange mechanisms) helps minimize procurement risks and ensures smoother execution for long-term projects.
Suggestion
A reliable Samarium Cobalt magnet manufacturer should demonstrate strong technical capabilities, consistent production and delivery capacity, and a solid international reputation with responsive service. It is recommended to conduct a comprehensive assessment before establishing a partnership, including requesting samples or conducting an on-site audit when possible.
Conditions for long-term cooperation with Chinese SmCo magnet manufacturers
Building a long-term and stable partnership with Chinese Samarium Cobalt (SmCo) magnet manufacturers not only ensures consistent product quality and supply but also brings advantages in pricing, service, and customization. Here are key strategies to achieve this goal:
1. Choose the Right Partner as the Foundation
- Evaluate their overall strength: Check company qualifications, production scale, technical level, and export experience;
- On-site visit or video audit: Enhance trust;
- Sample testing: Verify if their products meet your application performance standards;
- Trial orders: Test supply capability and communication efficiency with small batch cooperation.
2. Establish Clear Cooperation Mechanisms
- Sign long-term agreements: Specify price, delivery schedule, quality standards, after-sales terms, etc., to reduce disputes;
- Set annual procurement plans: Help manufacturers arrange production and raw material inventory to improve supply efficiency;
- Create two-way communication channels: Regular meetings and feedback processes facilitate quick resolution of issues.
3. Promote Technical and Customization Collaboration
Since SmCo magnets are widely used in high-end fields like aerospace, motors, and high-temperature sensors, customization demands are high:
- Jointly develop new products: Involve manufacturers early in the development stage to optimize magnetic circuit design and material selection;
- Share testing feedback: Help suppliers improve processes and products;
- Technical exchanges and training: Enhance mutual understanding of application requirements and manufacturing limitations.
4. Build Trust and a Shared Interest Community
- Maintain stable order volume: Helps manufacturers keep production lines and workforce steady, increasing their attention;
- Fair profit returns: Avoid excessive price pressure to prevent impacts on quality and service enthusiasm;
- Face market changes together: Negotiate constructively during raw material fluctuations or market downturns.
5. Focus on After-Sales and Value-Added Services
- Quick response to quality issues: Establish standardized quality feedback procedures;
- Priority handling of urgent orders: Long-term customers often enjoy priority production scheduling;
- Additional processing and assembly services: Reduce your workload and supply chain complexity downstream.
6. Use Digital Tools to Improve Collaboration Efficiency
Modern tools such as ERP systems, online order tracking, and data sharing platforms improve communication efficiency and transparency, while facilitating unified data recording and performance evaluation.
Suggestion
Establishing a long-term cooperation with Chinese Samarium Cobalt magnet manufacturers centers on “choosing the right partner, stabilizing cooperation, building deep trust, and growing together.” A professional, win-win approach focusing on quality, delivery, cost, and innovation will create a virtuous cycle and enhance long-term value for both parties.
If you have specific industry backgrounds or project directions (such as new energy vehicles, military, medical devices, etc.), I can also provide more targeted cooperation suggestions or communication strategies.
Wholesale Price of Samarium Cobalt Magnets in China
| Type | Price Range (CNY) | Price Range (USD, Approx.) | Notes |
|---|---|---|---|
| SmCo5 Magnets (Standard Size) | ¥1.5 ~ ¥4 / gram | $0.20 ~ $0.55 / gram | Moderate magnetic strength, cost-effective |
| Sm2Co17 Magnets (High Performance) | ¥2.5 ~ ¥6 / gram | $0.35 ~ $0.85 / gram | High coercivity, better high-temperature resistance |
| Finished Magnets (Disc, Block) | ¥0.3 ~ ¥1.5 / piece | $0.05 ~ $0.20 / piece | Small-size, mass production |
| Custom Shapes | ¥500 ~ ¥5000 / batch | $70 ~ $700 / batch | Includes tooling and machining costs |
Key Factors Affecting Price
- Size and volume: Larger magnets cost more per unit.
- Magnetic grade (e.g., YXG28, YXG30H): Higher grades cost more.
- Quantity: Bulk orders (e.g., 1000+ pcs) receive better pricing.
- Customization: Special shapes or designs increase cost.
- Surface treatment: Coating like Ni, Au, or anti-corrosion layers adds cost.
- Raw material pricing: Samarium and cobalt price fluctuations impact cost.
- Export packaging: Meeting RoHS/REACH requirements may increase cost.
Purchasing Tips
- For small batch or sample purchases, platforms like Alibaba, Made-in-China, and 1688 are good for comparison.
- For long-term and large-volume needs, consider building direct relationships with manufacturers for better pricing.
- Request third-party material composition reports and magnetic property test data before purchasing.
Frequently Asked Questions AboutChina Samarium Cobalt Magnet Manufacturers
Q1:What is samarium cobalt magnet?
A1:Samarium cobalt magnet is a type of rare earth magnet that is made from an alloy of samarium and cobalt. It has high magnetic strength, excellent temperature stability, and strong resistance to demagnetization.
Q2:How do I ensure that I'm working with a reliable China-based samarium cobalt magnet manufacturer?
A2: To ensure that you're working with a reliable manufacturer, it's important to research the company's reputation, quality control processes, and certifications. Look for manufacturers with ISO and/or TS certifications, and read customer reviews and testimonials to get a sense of their track record.
Q3:What is the lead time for samarium cobalt magnets from a China-based manufacturer?
A3: The lead time for samarium cobalt magnets from a China-based manufacturer can vary depending on the order quantity and specific requirements. However, most manufacturers can typically deliver within a few weeks to a few months, depending on the complexity of the order.
Q4:Can I request custom designs or specifications for samarium cobalt magnets from a China-based manufacturer?
A4:Yes, many China-based samarium cobalt magnet manufacturers offer custom design and specification services to meet the specific needs of their customers. Be sure to communicate your requirements clearly to the manufacturer to ensure that they can deliver the exact product you need.
Conclusion
In conclusion, China's dominance in the manufacturing industry extends to the production of samarium cobalt magnets.China's top manufacturershave made significant investments in advanced equipment and techniques, allowing them to produce high-quality magnets at a competitive price. With a diverse customer base, reliable supply chain infrastructure, and a commitment to quality control, China's samarium cobalt magnet manufacturers are well positioned to continue leading the industry in the years to come. Choosing one of thetop 10 samarium cobalt magnet manufacturersin China in 2025, you can expect to receive top-notch products and services that meet your unique needs.
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