Top 10 Companies in the United States Samarium-Cobalt (SmCo) Magnets Industry (2025): Market Leaders Powering Advanced Applications

In Business Insights
August 23, 2025

The United States Samarium-Cobalt (SmCo) Magnets Market was valued at USD 443.3 million in 2022 and is projected to reach USD 564.8 million by 2028, growing at a Compound Annual Growth Rate (CAGR) of 4.1% during the forecast period (2022-2028). This growth is driven by increasing demand from defense, aerospace, medical devices, and industrial sectors where these high-performance magnets offer critical advantages in extreme conditions.

As industries require more compact yet powerful magnetic solutions, SmCo magnets have become essential components in mission-critical applications. Their exceptional temperature stability and corrosion resistance make them indispensable where failure is not an option. Here we analyze the Top 10 Companies in the U.S. Samarium-Cobalt Magnets Industry that are driving innovation in materials science and production technologies.


🔟 1. Arnold Magnetic Technologies Corporation

Headquarters: Rochester, New York, USA
Key Offering: High-performance SmCo magnets and assemblies

Arnold Magnetic Technologies, with over a century of experience, leads the market in manufacturing precision SmCo magnets for aerospace, military, and medical applications. Their expertise in complex magnetic assemblies meets the most stringent industry specifications.

Technical Capabilities:

  • Produces both SmCo5 and Sm2Co17 magnet grades

  • Advanced protective coatings for harsh environments

  • Custom magnetic solutions for specialized applications

Download FREE Sample Report: https://www.24chemicalresearch.com/download-sample/223972/united-states-samariumcobalt-magnets-market-2023-2030-712


9️⃣ 2. ADAMS Magnetic Products Co.

Headquarters: Elgin, Illinois, USA
Key Offering: Standard and custom SmCo magnet solutions

ADAMS Magnetic Products maintains one of the most extensive SmCo magnet product portfolios in North America, serving diverse industries including aerospace and energy sectors with rapid prototyping and small-batch production services.

Technical Capabilities:

  • Specializes in miniature magnet production

  • High-temperature resistant formulations (300+°C)


8️⃣ 3. Bunting Magnetics

Headquarters: Newton, Kansas, USA
Key Offering: Industrial-grade SmCo magnets

Bunting Magnetics combines material expertise with comprehensive engineering support to develop SmCo solutions for demanding industrial environments requiring reliable magnetic performance.

Technical Capabilities:

  • Advanced magnetization techniques

  • Hybrid magnetic system integration


7️⃣ 4. Eclipse Magnetics Ltd.

Headquarters: Sheffield, UK (U.S. operations)
Key Offering: Precision SmCo magnet solutions

Eclipse Magnetics brings European engineering excellence to the U.S. market, specializing in aerospace, defense, and medical applications where precision and reliability are paramount.

Technical Capabilities:

  • Radiation-resistant formulations for space applications

  • Medical-grade cleanroom manufacturing

Download FREE Sample Report: https://www.24chemicalresearch.com/download-sample/223972/united-states-samariumcobalt-magnets-market-2023-2030-712


6️⃣ 5. Hangzhou Permanent Magnet Group

Headquarters: Hangzhou, China (U.S. presence)
Key Offering: Cost-competitive SmCo solutions

As one of China’s largest magnet manufacturers, Hangzhou Permanent Magnet Group supplies the U.S. market with quality SmCo magnets that meet international standards while maintaining competitive pricing.

Technical Capabilities:

  • Large-volume production capacity

  • Integrated manufacturing from raw materials


5️⃣ 6. Ningbo NingGang Permanent Magnetic Materials Co. (NGYC)

Headquarters: Ningbo, China (U.S. distribution)
Key Offering: Diverse SmCo magnet products

NGYC serves the U.S. market with a broad range of SmCo magnets, from standardized products to custom formulations developed through significant investments in advanced production technologies.

Technical Capabilities:

  • Enhanced crystal orientation technology

  • Improved environmental resistance formulations


4️⃣ 7. Ningbo Ketian Magnet Co., Ltd.

Headquarters: Ningbo, China (U.S. operations)
Key Offering: High-precision SmCo magnets

Specializing in small to medium production runs, Ningbo Ketian Magnet serves North American instrumentation and sensor manufacturers requiring exacting tolerances and specialized geometries.

Technical Capabilities:

  • Tight-tolerance manufacturing

  • Complex geometric magnet production


3️⃣ 8. Samarium Cobalt Magnets USA

Headquarters: San Diego, California, USA
Key Offering: Premium-grade SmCo products

Focusing exclusively on the North American market, Samarium Cobalt Magnets USA provides high-quality SmCo products backed by technical expertise and responsive customer service.

Technical Capabilities:

  • Rapid custom order fulfillment

  • Application-specific technical consulting


2️⃣ 9. Thomas & Skinner Inc.

Headquarters: Indianapolis, Indiana, USA
Key Offering: Industrial and defense-grade magnets

With decades of materials expertise, Thomas & Skinner serves demanding defense and aerospace applications requiring certified materials and full traceability.

Technical Capabilities:

  • MIL-SPEC compliant product lines

  • Radiation-hardened space application solutions


1️⃣ 10. United States Rare Earth, Inc.

Headquarters: Loveland, Colorado, USA
Key Offering: Domestic SmCo supply chain solutions

United States Rare Earth is developing an integrated domestic supply chain for SmCo magnets, from raw material processing to finished products, reducing reliance on international sources.

Technical Capabilities:

  • Vertical integration strategy

  • Production process optimization

Get Full Report Here: https://www.24chemicalresearch.com/reports/223972/united-states-samariumcobalt-magnets-market-2023-2030-712


🔮 Outlook: The Future of SmCo Magnets in High-Tech Applications

The U.S. SmCo magnet market is undergoing significant transformation as new applications emerge in aerospace, defense modernization, medical technology, and next-generation industrial equipment.

📈 Key Market Trends:

  • Growing demand from satellite and space systems development

  • Increasing adoption in downhole tools for oil and gas exploration

  • Advanced coating technologies extending product lifespans

  • Government initiatives supporting domestic rare-earth supply chains

Get Full Report Here: https://www.24chemicalresearch.com/reports/223972/united-states-samariumcobalt-magnets-market-2023-2030-712

The companies profiled represent the forefront of magnetic technology innovation, enabling breakthroughs across industries where performance reliability and longevity are critical requirements.