Update date: Jul 29, 2026 | 275 Pages | Report ID: M-AM-011250
Nanocrystalline Soft Magnetic Alloy Core Market
DMA IntelligenceGlobal Nanocrystalline Soft Magnetic Alloy Core Market Value Is Forecast To Reach By 2034 With CAGR
Segments: Product Type (Toroidal Core, C-Core, E-Core, Block Core, Others), Application (Transformers, Inductors, Motors, Generato...
$1520.0M
Market Size, 2025
$1673.5M
Market Estimate, 2026
$3282.0M
Market Forecast, 2033
10.1%
CAGR, 2026–2033
Market Definiton and Strategic Context
The Nanocrystalline Soft Magnetic Alloy Core Market refers to the global industry involved in the production, distribution, and application of advanced soft magnetic materials characterized by their unique nanocrystalline structure. These materials, often derived from amorphous alloys through controlled annealing, exhibit superior magnetic properties such as high permeability, low core loss, and high saturation magnetic flux density, making them indispensable in high-frequency and high-efficiency power electronics. The market encompasses a range of product types including nanocrystalline alloy cores, amorphous alloy cores, and related products, serving diverse applications across power electronics, renewable energy, electric vehicles, and telecommunications. The market's relevance stems from the increasing global demand for energy-efficient and compact electronic devices, driving innovation in material science to enhance performance and reduce energy waste. The Nanocrystalline Soft Magnetic Alloy Core market size is significantly influenced by technological advancements in power conversion, the proliferation of electric vehicles, and the expansion of renewable energy infrastructure globally. The market's growth outlook is robust, propelled by the continuous need for improved efficiency in power management systems and the miniaturization of electronic components. Market forecast projections indicate sustained industry expansion, reflecting the critical role these advanced materials play in modern technological landscapes. In 2025, the global market for Nanocrystalline Soft Magnetic Alloy Core was valued at USD 1520.00 Million, underscoring its substantial current market value and future potential in driving energy efficiency and technological progress across various sectors.
| Report Attribute | Details |
|---|---|
| Market size value in 2025 | USD 1,520.00 Million |
| Revenue forecast in 2033 | USD 3,282.03 Million |
| Growth rate | CAGR of 10.1% from 2025 to 2033 |
| Actual data | 2021 - 2024 |
| Forecast period | 2025 - 2033 |
| Quantitative units | Revenue in USD Million and CAGR from 2025 to 2033 |
| Report coverage | Revenue forecast, company share, competitive landscape, growth factors, and trends |
| Segments covered | Product Type, Application, End-User, Distribution Channel |
| Regional scope | North America; Europe; Asia Pacific; Rest of Asia Pacific; Latin America; Middle East & Africa |
| Country scope | United States; Canada; Germany; France; Italy; United Kingdom; Spain; Russia; Rest of Europe; China; Japan; South Korea; India; Australia; South East Asia (SEA; All; Mexico; Brazil; Rest of Latin America; Saudi Arabia; South Africa; United Arab Emirates; Rest of Middle East & Africa |
| Key companies profiled | Hitachi Metals, Ltd.; VACUUMSCHMELZE GmbH & Co. KG; Advanced Technology & Materials Co., Ltd. (AT&M); Qingdao Yunlu Advanced Materials Technology Co., Ltd.; Zhejiang Zhaojing Electrical Technology Co., Ltd.; Nanocrystalline Technology Co., Ltd.; Dongguan City Kaizhong Precision Technology Co., Ltd.; Henan Zhongyue Amorphous New Materials Co., Ltd.; JFE Steel Corporation; Foshan Huaxin Microlite Ribbon Co., Ltd.; China Amorphous Technology Co., Ltd.; Londerful New Material Technology Co., Ltd.; Suzhou City Bao Wu Soft Magnetic New Material Co., Ltd.; Metglas Inc.; Magnetec GmbH; CoreTech International Co., Ltd.; Hitachi Metals North Carolina, Ltd.; TCT Nanocrystalline Soft Magnetic Materials Co., Ltd.; Anhui Wuhu Junhua New Material Technology Co., Ltd.; Shenzhen Sunlord Electronics Co., Ltd. |
| Customization scope | Free report customization (equivalent to 8 analysts working days) with purchase. Addition or alteration to country, regional & segment scope. |
| Pricing and purchase options | Avail customized purchase options to meet your exact research needs. Explore purchase options |
Growth Catalysts & Market Constraints
The Nanocrystalline Soft Magnetic Alloy Core market is experiencing dynamic shifts, driven by a confluence of technological advancements and evolving industrial demands. The market's growth trajectory is strongly influenced by the global push towards energy efficiency and the rapid expansion of sectors like electric vehicles (EVs), renewable energy, and advanced electronics. These industries are increasingly relying on high-performance magnetic materials to improve device efficiency, reduce size, and enhance reliability. However, this growth also faces significant constraints related to manufacturing complexity, raw material costs, and the need for specialized processing techniques. The Nanocrystalline Soft Magnetic Alloy Core market size and growth forecast are thus shaped by a delicate balance between innovation, cost-effectiveness, and market adoption challenges. Understanding these underlying dynamics is crucial for stakeholders aiming to navigate the industry effectively.
Growth Drivers
- The surging demand for energy-efficient electronic devices and power systems is a primary driver, as nanocrystalline cores enable higher power conversion efficiency and reduced energy losses in applications ranging from power supplies to inverters. This significantly contributes to global energy conservation efforts and adheres to stricter environmental regulations.
- The rapid expansion of the electric vehicle (EV) industry significantly boosts market growth, as nanocrystalline soft magnetic alloys are critical components in EV charging systems, on-board chargers, and motor drive systems, offering superior performance and efficiency compared to traditional materials, thereby enhancing EV range and charging speed.
Restraints
- The high manufacturing cost associated with producing nanocrystalline soft magnetic alloy cores, particularly due to the complex annealing processes and specialized equipment required, poses a significant restraint, limiting their adoption in cost-sensitive applications and hindering broader market penetration.
- Limited availability and fluctuating prices of key raw materials, such as iron, silicon, boron, and niobium, which are essential for nanocrystalline alloys, create supply chain vulnerabilities and cost volatility, impacting production stability and overall market growth.
Opportunities
- Significant opportunities exist in the development of advanced manufacturing techniques, such as additive manufacturing or novel rapid annealing processes, which could reduce production costs and enable the creation of more complex geometries, thereby expanding the application scope and market accessibility for nanocrystalline cores.
- The growing investment in renewable energy infrastructure, including solar inverters and wind power converters, presents a substantial opportunity for nanocrystalline soft magnetic alloy cores, as their high efficiency and reliability are crucial for optimizing energy harvesting and distribution in these systems.
Challenges
- Ensuring consistent quality and performance across large-scale production batches remains a critical challenge, as the magnetic properties of nanocrystalline alloys are highly sensitive to manufacturing parameters, requiring stringent quality control and advanced characterization techniques to meet demanding application specifications.
- Intense competition from established magnetic materials like ferrites and silicon steel, which offer lower costs and well-understood manufacturing processes, poses a challenge for market penetration, necessitating continuous innovation and clear demonstration of superior performance-to-cost ratios for nanocrystalline alternatives.
Market Level Breakdown
The Nanocrystalline Soft Magnetic Alloy Core market is comprehensively segmented by Product Type, which includes Nanocrystalline Alloy, Amorphous Alloy, Ferrite, Silicon Steel, and Others. Amorphous alloys held the largest share in 2025, primarily due to their established applications in power transformers and widespread adoption in various industrial settings. Nanocrystalline alloys, while representing a smaller segment, are rapidly gaining traction due to their superior high-frequency performance and low core losses, making them ideal for next-generation power electronics and electric vehicle applications. Ferrite and silicon steel, though traditional, continue to serve niche applications where cost-effectiveness or specific magnetic properties are prioritized. This segmentation highlights the diverse material science approaches driving the Nanocrystalline Soft Magnetic Alloy Core market.
Further segmentation by Application reveals key end-uses such as Inductors, Transformers, Chokes, Sensors, Magnetic Shielding, and Others. Inductors and transformers constitute the largest application segments, driven by their essential role in power conversion and signal processing across numerous electronic systems. The increasing demand for efficient power management in consumer electronics and industrial machinery directly fuels growth in these areas. Chokes are crucial for noise suppression, particularly in high-frequency circuits, while sensors leverage the high permeability of these materials for precision measurement. Magnetic shielding applications benefit from their ability to block electromagnetic interference, indicating the versatile utility of nanocrystalline soft magnetic alloy cores across advanced technological domains, influencing the overall Nanocrystalline Soft Magnetic Alloy Core market segmentation.
The market is also segmented by End-User industries, including Automotive, Consumer Electronics, Renewable Energy, Industrial, Telecommunications, and Medical. The automotive sector, particularly the electric vehicle segment, is a significant growth driver, utilizing these cores in charging systems, motor control, and power delivery for enhanced efficiency and reliability. Consumer electronics demand is driven by the miniaturization and performance requirements of devices like smartphones, laptops, and smart home appliances. Renewable energy applications, such as solar inverters and wind power converters, rely on these materials for efficient power conditioning. The industrial, telecommunications, and medical sectors also increasingly integrate nanocrystalline cores for their high-performance magnetic properties in specialized equipment, contributing to the Nanocrystalline Soft Magnetic Alloy Core market taxonomy.
Finally, the Distribution Channel segment comprises Direct Sales, Distributors, Online Retail, and Others. Direct sales are prevalent for large-volume industrial clients and specialized applications, allowing for customized solutions and technical support. Distributors play a crucial role in reaching a broader customer base, particularly small and medium-sized enterprises, by offering a range of products and logistical support. Online retail is emerging as a convenient channel for standard products and smaller quantities, catering to R&D and prototyping needs. This diversified distribution network ensures efficient market penetration and accessibility for various customer segments within the Nanocrystalline Soft Magnetic Alloy Core industry.
Nanocrystalline Soft Magnetic Alloy Core Segmentation Breakdown
- Product Type
- Toroidal Core
- C-Core
- E-Core
- Block Core
- Others
- Application
- Transformers
- Inductors
- Motors
- Generators
- Power Electronics
- Others
- End-User
- Automotive
- Consumer Electronics
- Energy & Power
- Industrial
- Aerospace & Defense
- Others
- Distribution Channel
- Direct Sales
- Distributors
- Online Sales
- Others
Geographic Performance & Regional Trends
Asia Pacific emerged as the largest market for Nanocrystalline Soft Magnetic Alloy Core in 2025, accounting for 50.0% of the total market share, and is also projected to be the fastest-growing region with a CAGR of 10.9%. This dominance is attributable to the region's robust manufacturing base for electronics, electric vehicles, and renewable energy components, particularly in countries like China, Japan, and South Korea. These nations are at the forefront of technological advancements and significant investments in smart grid infrastructure and advanced power electronics. North America and Europe also hold substantial market shares, driven by established automotive industries, stringent energy efficiency regulations, and ongoing R&D in advanced materials, contributing significantly to the overall Nanocrystalline Soft Magnetic Alloy Core market growth.
Regional Growth Drivers
- North America: The region's growth is driven by increasing adoption of electric vehicles and significant investments in renewable energy infrastructure, particularly in the United States and Canada. Stringent energy efficiency standards and a strong focus on advanced power electronics R&D also propel demand for high-performance magnetic cores in these markets.
- Europe: Growth in Europe is fueled by robust automotive production, including a strong shift towards electric and hybrid vehicles, alongside supportive government policies promoting energy efficiency and sustainable technologies. Countries like Germany, the United Kingdom, and France are key contributors due to their advanced industrial bases.
- Asia Pacific: This region's rapid expansion is primarily due to its position as a global manufacturing hub for consumer electronics, electric vehicles, and renewable energy systems. Massive government initiatives and industrial growth in China, Japan, and India are driving unprecedented demand for nanocrystalline soft magnetic alloy cores.
- Latin America: Modernization of industrial infrastructure, growing demand for consumer electronics, and increasing investments in renewable energy projects contribute to market growth. Key countries like Brazil and Mexico are seeing rising adoption of energy-efficient solutions and advanced power systems, albeit from a smaller base.
- Middle East & Africa: Infrastructure development projects, particularly in smart cities and renewable energy, are driving demand. Efforts to diversify economies away from oil and gas, coupled with increasing access to modern electronics and telecommunications, are creating new market opportunities in countries such as Saudi Arabia and South Africa.
The regional forecast indicates a sustained shift in market dynamics, with Asia Pacific expected to further solidify its lead, driven by continuous industrialization and technological innovation. While mature markets in North America and Europe will experience steady growth through innovation and regulatory compliance, emerging economies in Latin America and the Middle East & Africa are poised for accelerated expansion as they upgrade their infrastructure and increase adoption of advanced electronics. This trajectory implies significant strategic implications for suppliers, necessitating localized production, tailored product offerings, and robust distribution networks to effectively capitalize on the diverse growth opportunities across these regions.
Competitive Insights & Leading Companies
The Nanocrystalline Soft Magnetic Alloy Core competitive landscape is characterized by a moderately consolidated structure, featuring a mix of established global players and specialized regional manufacturers. Key participants include integrated material science companies and dedicated magnetic core producers, primarily from Asia-Pacific, Europe, and North America. Competition is intense, driven by factors such as material performance, production efficiency, and technical support capabilities. Global players like Hitachi Metals, Ltd. and VACUUMSCHMELZE GmbH & Co. KG leverage extensive R&D capabilities and broad product portfolios to maintain their market positions, focusing on high-performance applications. Regional players often specialize in specific product types or serve local industries, competing on cost-effectiveness and rapid customization. The primary competitive levers in this market revolve around product innovation, particularly in enhancing magnetic properties for higher frequencies and temperatures, optimizing manufacturing processes to reduce costs, and ensuring a robust supply chain for critical raw materials. Regulatory approvals and certifications, especially in automotive and medical applications, also serve as significant barriers to entry and competitive differentiators.
Leading companies in the Nanocrystalline Soft Magnetic Alloy Core market are actively pursuing various strategic initiatives to strengthen their competitive edge. These strategies include significant investments in research and development to introduce new alloy compositions and processing techniques that offer superior magnetic performance and thermal stability. Mergers and acquisitions are also observed, enabling companies to expand their product portfolios, gain access to new technologies, and consolidate market share. For instance, strategic partnerships and collaborations with end-user industries, such as electric vehicle manufacturers or renewable energy companies, are crucial for co-developing customized solutions and securing long-term supply agreements. Differentiation often stems from proprietary material formulations, advanced annealing processes that yield specific magnetic characteristics, and comprehensive technical support for application design. Companies are also focusing on localization of manufacturing facilities to mitigate supply chain risks and cater more effectively to regional demands, particularly in high-growth markets like Asia Pacific. Despite these efforts, challenges such as margin pressure due to intense competition and the need for continuous innovation to keep pace with evolving technological requirements remain critical for market players.
Nanocrystalline Soft Magnetic Alloy Core Key Companies
- Hitachi Metals, Ltd.
- VACUUMSCHMELZE GmbH & Co. KG
- Advanced Technology & Materials Co., Ltd. (AT&M)
- Qingdao Yunlu Advanced Materials Technology Co., Ltd.
- Zhejiang Zhaojing Electrical Technology Co., Ltd.
- Nanocrystalline Technology Co., Ltd.
- Dongguan City Kaizhong Precision Technology Co., Ltd.
- Henan Zhongyue Amorphous New Materials Co., Ltd.
- JFE Steel Corporation
- Foshan Huaxin Microlite Ribbon Co., Ltd.
- China Amorphous Technology Co., Ltd.
- Londerful New Material Technology Co., Ltd.
- Suzhou City Bao Wu Soft Magnetic New Material Co., Ltd.
- Metglas Inc.
- Magnetec GmbH
- CoreTech International Co., Ltd.
- Hitachi Metals North Carolina, Ltd.
- TCT Nanocrystalline Soft Magnetic Materials Co., Ltd.
- Anhui Wuhu Junhua New Material Technology Co., Ltd.
- Shenzhen Sunlord Electronics Co., Ltd.
Nanocrystalline Soft Magnetic Alloy Core Market Ecosystem
Ecosystem Participants
- Raw Material Suppliers — Provide essential elements like iron, silicon, boron, copper, and niobium, which are critical for the synthesis of amorphous and nanocrystalline alloys. These suppliers ensure the purity and consistent quality of materials, directly impacting the final magnetic properties and performance of the cores.
- Their role involves sourcing and processing base metals and additives, managing supply chain stability, and adhering to strict quality control standards to meet the precise compositional requirements of alloy manufacturers. Any disruption or price fluctuation in these raw materials can significantly affect the downstream production costs and market competitiveness.
- Alloy Manufacturers — Specialize in producing amorphous ribbons and nanocrystalline foils through rapid solidification techniques, which form the base material for the cores. They employ advanced metallurgical processes to achieve the desired microstructure and magnetic precursor properties.
- These manufacturers are at the core of innovation, developing new alloy compositions and optimizing production parameters. Their collaboration with raw material suppliers is crucial for consistent input, and their output directly feeds into the core processing stage, influencing the overall market's technological progress and material availability.
- Core Processors/Fabricators — Transform amorphous or nanocrystalline ribbons into finished magnetic cores of various shapes (toroidal, cut cores, etc.) through precise annealing and winding processes. This stage is critical for developing the final magnetic properties.
- These players possess specialized equipment and expertise in thermal treatment and mechanical forming. They work closely with end-product manufacturers to customize core dimensions and properties, ensuring optimal integration into specific applications. Their operational efficiency and quality control directly impact the performance and reliability of the final electronic components.
- Component Manufacturers — Integrate nanocrystalline soft magnetic alloy cores into finished electronic components such as inductors, transformers, chokes, and sensors. They design and assemble these components for various applications.
- These manufacturers bridge the gap between material producers and end-user industries. They are responsible for the electrical and mechanical design of the final product, ensuring that the magnetic core functions optimally within the broader circuit. Their ability to innovate in component design drives demand for specific core properties.
- End-User Industries — The primary consumers of nanocrystalline soft magnetic alloy cores and components, including automotive (especially EVs), consumer electronics, renewable energy, industrial, telecommunications, and medical sectors.
- These industries dictate market demand based on their specific product development cycles, performance requirements, and regulatory compliance. Their adoption of nanocrystalline technology is driven by the need for higher efficiency, miniaturization, and improved reliability in their respective applications, creating a continuous feedback loop for material and component innovation.
- Research & Development Institutions — Universities, national laboratories, and corporate R&D centers focused on material science, magnetic properties, and application development for advanced soft magnetic alloys.
- These institutions are vital for fundamental research, developing next-generation materials, and exploring novel manufacturing techniques. Their work often leads to breakthroughs that can significantly impact the market by introducing new applications or improving the cost-effectiveness and performance of existing ones.
Report Coverage & Key Deliverables
The report delivers a comprehensive analysis of the Nanocrystalline Soft Magnetic Alloy Core, combining quantitative data with qualitative insights. It offers a detailed examination of market dynamics, including growth drivers, restraints, opportunities, and challenges that shape the industry landscape. This study provides an in-depth understanding of market segmentation by product type, application, end-user, and distribution channel, offering granular insights into specific market niches and their growth trajectories. Furthermore, it encompasses a thorough regional analysis, identifying key markets and their individual growth catalysts and trends. The competitive landscape section profiles major industry players, assessing their strategies, market positioning, and recent developments, which is crucial for stakeholders to benchmark their performance. This report is designed to be a vital resource for manufacturers, suppliers, investors, and other industry participants seeking to make informed strategic decisions, identify lucrative investment opportunities, and navigate the complexities of the global Nanocrystalline Soft Magnetic Alloy Core market effectively. It provides a robust framework for understanding market size, growth outlook, and the factors influencing industry expansion.
Report Coverage
- Market Size Estimates (historical and forecast)
- The report provides meticulously calculated market size estimates, offering both historical data from 2021 to 2025 and comprehensive forecasts extending up to 2033. This quantitative analysis is based on a robust methodology, incorporating primary research with industry experts and secondary data verification, ensuring accuracy and reliability for strategic planning.
- Detailed Segmentation And Revenue Analysis
- A granular breakdown of market revenue is presented across key segments: product type, application, end-user, and distribution channel. Each segment is analyzed for its historical performance and future growth potential, providing a clear understanding of market composition and revenue streams, enabling targeted business development strategies.
- Regional And Country-Level Insights
- The study offers comprehensive insights into the market performance across major regions including North America, Europe, Asia Pacific, Latin America, and Middle East & Africa, with further breakdown into key countries. This analysis highlights regional growth drivers, regulatory landscapes, and competitive dynamics, facilitating informed geographic expansion and market entry decisions.
- Competitive Benchmarking Of Key Players
- A detailed competitive assessment of leading companies is included, covering their market share, product portfolios, strategic initiatives, and recent developments. This section provides a clear understanding of the competitive intensity and helps stakeholders benchmark their performance against industry leaders and identify potential partnership opportunities.
- Customization Options Based on Specific Requirements
- The report offers flexible customization options to meet specific client needs, including the addition or alteration of country, regional, or segment scope. This ensures that the research aligns perfectly with unique business objectives, providing tailored insights beyond the standard report structure, enhancing its utility for bespoke strategic analysis.
Recent Industry Insights
The Nanocrystalline Soft Magnetic Alloy Core industry has witnessed a flurry of strategic activities and technological advancements over the past 12-18 months, indicating a robust and evolving market. Key developments have centered around enhancing material properties for high-frequency applications, driven by the expanding electric vehicle and renewable energy sectors. Companies are increasingly investing in R&D to improve the thermal stability and saturation magnetic flux density of their cores, leading to more compact and efficient power electronic components. Partnerships between material suppliers and automotive OEMs have become more common, aiming to co-develop customized solutions for next-generation EVs. Furthermore, there's a growing trend towards sustainable manufacturing practices and recycling initiatives for these advanced materials, aligning with global environmental objectives. The Nanocrystalline Soft Magnetic Alloy Core industry trends reflect a strong focus on innovation and collaboration to meet the demanding performance requirements of modern electronics.
Key Market Developments
- January 2025: VACUUMSCHMELZE GmbH & Co. KG announced a new series of nanocrystalline cores designed for high-frequency common-mode chokes in electric vehicle applications, offering enhanced EMI suppression and reduced size.
- November 2024: Advanced Technology & Materials Co., Ltd. (AT&M) partnered with a leading Chinese EV manufacturer to supply advanced amorphous alloy cores for their next-generation on-board charging systems, emphasizing efficiency and reliability.
- August 2024: Hitachi Metals, Ltd. unveiled a new high-performance FINEMET-type nanocrystalline alloy with improved magnetic properties for use in solar inverters, contributing to greater energy conversion efficiency in renewable energy systems.
- May 2024: Qingdao Yunlu Advanced Materials Technology Co., Ltd. expanded its production capacity for nanocrystalline soft magnetic alloy ribbons, responding to the escalating demand from the industrial and telecommunications sectors in Asia Pacific.
- February 2024: A consortium of European research institutions and companies, including Magnetec GmbH, launched a project to develop sustainable manufacturing processes for nanocrystalline soft magnetic materials, focusing on energy efficiency and material recycling.
Analyst Opinion
The Nanocrystalline Soft Magnetic Alloy Core market exhibits a compelling market outlook, driven by its indispensable role in enabling energy efficiency and performance optimization across critical high-growth sectors. The market's attractiveness is high, primarily due to the relentless demand for smaller, lighter, and more efficient power electronic components in electric vehicles, renewable energy systems, and advanced consumer electronics. The competitive intensity is moderately consolidated, with a few dominant players setting the pace in innovation and quality, while numerous smaller, specialized firms cater to niche applications. The demand-supply balance currently favors demand, particularly for high-performance nanocrystalline cores, as technological advancements outpace the rapid scaling of specialized manufacturing capabilities. This imbalance creates opportunities for new entrants and existing players capable of investing in advanced production technologies and ensuring consistent raw material supply. The market is also benefiting from increasing regulatory pressures worldwide to reduce energy consumption and carbon footprints, further solidifying the need for high-efficiency magnetic materials.
Looking ahead, the long-term outlook for the Nanocrystalline Soft Magnetic Alloy Core market remains exceptionally positive, fueled by continuous innovation in material science and processing technologies. The innovation landscape is vibrant, with ongoing research into novel alloy compositions, advanced thermal treatments, and additive manufacturing techniques that promise even superior magnetic properties and cost efficiencies. Key risk factors primarily revolve around the volatility of raw material prices and potential supply chain disruptions, which can impact production costs and lead times. Furthermore, the high capital expenditure required for specialized manufacturing facilities and the steep learning curve for new entrants pose significant barriers. Strategic implications for market participants include a need for robust R&D pipelines, vertical integration or strong supplier partnerships to secure raw materials, and strategic collaborations with end-user industries to drive application-specific innovation. Companies that successfully navigate these challenges by focusing on technological differentiation and operational excellence are well-positioned for sustainable growth and to capitalize on the expanding global demand for high-performance magnetic cores.