The Global Samarium-Cobalt Magnet Market was valued at USD 436.3 Million in 2022 and is projected to reach USD 574.9 Million by 2029, growing at a Compound Annual Growth Rate (CAGR) of 4.0% during the forecast period (2023–2029). This sustained growth is propelled by escalating demand from the aerospace, defense, and automotive sectors, alongside the critical role these magnets play in high-performance motors, sensors, and medical devices. The market’s resilience is notable, having navigated the challenges posed by the COVID-19 pandemic and the Russia-Ukraine War, which impacted global supply chains for rare earth materials.

As industries worldwide push the boundaries of efficiency, miniaturization, and performance under extreme conditions, Samarium-Cobalt (SmCo) magnets have become indispensable. Their superior thermal stability, high coercivity, and exceptional resistance to demagnetization make them the material of choice where neodymium magnets fall short. In this blog, we profile the Top 10 Companies in the Samarium-Cobalt Magnet Industry—a group of specialized manufacturers and global material science leaders driving innovation in this critical high-tech segment.

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🔟 1. Hitachi Metals Group (Now Proterial, Ltd.)

Headquarters: Tokyo, Japan
Key Offering: NEOREC series SmCo magnets

Hitachi Metals, which rebranded as Proterial Ltd. in 2023, has been a cornerstone of the high-performance magnet industry for decades. Its NEOREC SmCo magnets are renowned for their reliability and are extensively used in aerospace actuators, high-speed motors, and sensors requiring stable performance in temperatures exceeding 300°C.

Innovation and Market Focus:

• Pioneering high-temperature grade SmCo magnets for aviation and automotive applications

• Strong focus on research for improving magnetic energy product (BHmax)

• Strategic partnerships with global automotive and aerospace OEMs

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9️⃣ 2. Shin-Etsu Chemical Co., Ltd.

Headquarters: Tokyo, Japan
Key Offering: SmCo magnets for precision instruments and motors

Shin-Etsu is a global giant in silicon and semiconductor materials, with a significant and respected division dedicated to rare earth magnets. The company’s vertically integrated operations, from raw material processing to finished magnet production, give it a strong competitive edge in quality control and supply chain stability.

Innovation and Market Focus:

• Investment in advanced sintering technologies for consistent magnet quality

• Supplying critical components for MRI systems, satellite components, and industrial robotics

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8️⃣ 3. Vacuumschmelze (VAC)

Headquarters: Hanau, Germany
Key Offering: Vacodym and Vacomax SmCo magnet series

VAC is a leading European producer of advanced magnetic materials, with a storied history of innovation. The company’s SmCo magnets are critical for applications in the European aerospace, defense, and automotive industries, where precision and performance under stress are non-negotiable.

Innovation and Market Focus:

• Development of custom-shaped magnets for specialized aerospace and medical applications

• Focus on sustainability and reducing the environmental footprint of magnet production

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7️⃣ 4. Galaxy Magnetic

Headquarters: Ningbo, Zhejiang, China
Key Offering: Sm2Co17 and SmCo5 magnet types

Galaxy Magnetic is a key Chinese manufacturer with a significant share in the global SmCo magnet market. The company benefits from proximity to rare earth resources and has developed robust manufacturing capabilities to serve both domestic and international customers in the industrial machinery and electronics sectors.

Innovation and Market Focus:

• Cost-competitive production of standard and custom SmCo magnets

• Expanding capacity to meet growing global demand for high-temperature magnets

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6️⃣ 5. HPMG (Hangzhou Permanent Magnet Group)

Headquarters: Hangzhou, Zhejiang, China
Key Offering: A wide range of SmCo permanent magnets

HPMG is one of China’s major players in the permanent magnet industry, with comprehensive production lines for both SmCo and NdFeB magnets. The company has established a strong reputation for supplying magnets used in precision instruments, magnetic drives, and sensors.

Innovation and Market Focus:

• Focus on achieving high consistency and performance in mass production

• Strategic expansion to capture a larger share of the European and North American markets

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5️⃣ 6. NGYC (Ningbo Yunsheng Co., Ltd.)

Headquarters: Ningbo, Zhejiang, China
Key Offering: High-performance SmCo magnets

Ningbo Yunsheng is a publicly listed company and a significant force in the global magnet market. While widely known for its NdFeB magnets, its SmCo division is crucial for serving niches that demand superior temperature stability and corrosion resistance without protective coatings.

Innovation and Market Focus:

• Leveraging economies of scale to offer competitive pricing

• Supplying magnets to the automotive sensor and wind power generation industries

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4️⃣ 7. CO-STAR

Headquarters: Xiamen, Fujian, China
Key Offering: SmCo magnets for specialized industrial applications

CO-STAR has carved out a niche as a reliable supplier of high-quality SmCo magnets. The company focuses on building long-term relationships with clients who require magnets for demanding environments, such as downhole drilling tools and high-speed electric motors.

Innovation and Market Focus:

• Expertise in manufacturing complex shapes and multi-pole magnetized rings

• Commitment to stringent quality assurance protocols

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3️⃣ 8. Tianhe Magnetics

Headquarters: Dongguan, Guangdong, China
Key Offering: SmCo magnets for export markets

Tianhe Magnetics is an export-oriented manufacturer that has built a strong international clientele. The company’s focus on understanding specific customer requirements and providing tailored solutions has been key to its success in the competitive global market.

Innovation and Market Focus:

• Agile manufacturing allows for small-batch custom orders

• Strong presence in the market for educational and research institution supplies

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2️⃣ 9. Electron Energy Corporation

Headquarters: Landisville, Pennsylvania, USA
Key Offering: Custom-engineered SmCo magnets

EEC is a leading U.S.-based manufacturer specializing in high-performance rare earth magnets. With a strong focus on the defense and aerospace sectors, EEC is critical to the North American supply chain for magnets used in mission-critical systems where sourcing from domestic or allied nations is paramount.

Innovation and Market Focus:

• ITAR-compliant manufacturing for U.S. defense applications

• Expertise in producing large and complex magnet assemblies

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1️⃣ 10. Arnold Magnetic Technologies

Headquarters: Rochester, New York, USA
Key Offering: Arnold SmCo magnets for extreme environments

Arnold Magnetic Technologies, a part of the Compass Diversified portfolio, has over a century of experience in magnetic solutions. The company’s SmCo products are engineered for the most challenging applications, including flight control systems, satellite mechanisms, and medical devices like implantable pumps.

Innovation and Market Focus:

• Deep expertise in magnetizing and assembling complex multi-pole structures

• Strong R&D focus on next-generation magnetic materials and processes

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Samarium-Cobalt Magnet Market – View in Detailed Research Report

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🌍 Outlook: The Future of Samarium-Cobalt Magnets Is High-Tech and Resilient

The Samarium-Cobalt magnet market is characterized by its stability and targeted growth. Unlike the more volatile neodymium market, SmCo demand is driven by specific, high-value applications where performance cannot be compromised. The industry’s future is closely tied to advancements in aerospace technology, the electrification of specialized vehicles, and the growing sophistication of medical and industrial equipment.

📈 Key Trends Shaping the Market:

• Increasing demand for more electric aircraft (MEA) and satellite technologies

• Growth in sensor applications within the automotive industry for electric and hybrid vehicles

• Supply chain diversification efforts to reduce reliance on single-source geographies

• R&D into recycling and reclamation of rare earth materials from end-of-life products

Get Full Report Here:
Samarium-Cobalt Magnet Market – View in Detailed Research Report

The companies listed above are not only supplying essential components—they’re enabling the technological advancements that define modern industry and innovation.