Non-oriented electrical steel (NO) serves as the backbone of modern electric motor cores, offering the blend of high magnetic permeability and low core loss that powers the next generation of efficient, high‑power automotive drives. In 2023, the global market for NO silicon steel in the automotive sector was valued at USD 1,237 million and is on track to reach USD 1,491.42 million by 2032, reflecting a 2.10% annual growth rate over the forecast horizon. North America alone accounted for USD 334.04 million in 2023, with a 1.80% CAGR expected through 2032.

Non-oriented Silicon Steel for Automotive Market – View in Detailed Research Report

Market Size & Outlook

The market’s modest yet steady expansion is driven by tightening efficiency standards in electric and hybrid powertrains, as well as the global push toward zero‑emission vehicles. With a projected value of USD 1,491.42 million by 2032, the sector offers a stable return profile for manufacturers that can scale production while maintaining tight control over alloy composition and sheet thickness.

Product Definition

Non‑oriented silicon steel is a thin‑sheet magnetic alloy characterized by a random grain orientation, which reduces eddy current losses across a broad range of frequencies. Its typical thicknesses—0.15 mm, 0.20 mm, and 0.35 mm—are tailored to specific motor designs, from compact in‑board motors to larger traction units.

Top 10 Companies in the Non-oriented Silicon Steel for Automotive Market (2026)

10️⃣ AK Steel

Headquarters: Pittsburgh, Pennsylvania, USA
Key Offering: 0.15 mm and 0.20 mm NO silicon steel sheets for electric motor cores

AK Steel has positioned itself as a reliable supplier to OEMs seeking cost‑effective, high‑performance magnetic materials. Its focus on lean manufacturing and digital quality control allows the company to keep lead times short while meeting the stringent electrical and mechanical specifications demanded by automotive customers.

Sustainability & Growth Initiatives:

• Investment in low‑energy melting processes to cut CO₂ emissions.
• Partnerships with automotive electrification hubs in North America and Europe.
• Expansion of the 0.20 mm product line to support higher torque density motors.

9️⃣ Shanghai Meta

Headquarters: Shanghai, China
Key Offering: 0.35 mm NO silicon steel for heavy‑duty traction motors

Shanghai Meta leverages China’s robust steel manufacturing ecosystem to supply large‑scale motor cores for commercial vehicles and EVs. The company’s recent plant upgrade incorporates automated pick‑and‑place systems that reduce defect rates and improve yield.

Sustainability & Growth Initiatives:

• Deployment of renewable energy in production facilities.
• Collaboration with Chinese OEMs to co‑develop lightweight motor solutions.
• Implementation of a circular economy framework for scrap steel.

8️⃣ Stalprodukt SA

Headquarters: Hamburg, Germany
Key Offering: 0.15 mm NO silicon steel for passenger car electric motors

Stalprodukt SA combines German engineering precision with advanced alloying techniques to deliver sheets that meet the high‑temperature performance required by European EV manufacturers.

Sustainability & Growth Initiatives:

• Adoption of green steel processes certified by the German Federal Ministry for Environment.
• Strategic alliances with German automotive suppliers to co‑optimize motor designs.
• Investment in digital twin technology to predict material behavior under load.

7️⃣ EILOR

Headquarters: Oslo, Norway
Key Offering: 0.20 mm NO silicon steel for high‑efficiency in‑board motors

EILOR’s focus on energy‑efficient motor cores aligns with Norway’s aggressive electrification targets. The company’s high‑quality sheets are used in a range of battery‑electric vehicles and plug‑in hybrids.

Sustainability & Growth Initiatives:

• Zero‑emission production line upgrades.
• Participation in EU-funded research on next‑generation magnetic alloys.
• Development of a digital platform for real‑time supply chain transparency.

6️⃣ POSCO

Headquarters: Seoul, South Korea
Key Offering: 0.35 mm NO silicon steel for commercial vehicle traction motors

POSCO’s expansive manufacturing network positions it to supply the growing demand from Korean and global OEMs for robust motor cores that can withstand the rigors of commercial use.

Sustainability & Growth Initiatives:

• Integration of hydrogen‑based steelmaking processes.
• Collaboration with Korean automotive giants to reduce overall vehicle weight.
• Expansion of R&D facilities focused on high‑temperature alloy performance.

5️⃣ KODDAERT nv

Headquarters: Amsterdam, Netherlands
Key Offering: 0.15 mm NO silicon steel for lightweight passenger car motors

KODDAERT nv supplies premium sheets that enable OEMs to achieve tighter power‑to‑weight ratios in their electric drivetrains.

Sustainability & Growth Initiatives:

• Carbon‑neutral manufacturing commitments by 2030.
• Partnerships with Dutch universities on magnetic material innovation.
• Deployment of AI‑driven quality assurance systems.

4️⃣ Millennium Steel

Headquarters: Houston, Texas, USA
Key Offering: 0.20 mm NO silicon steel for hybrid motor cores

Millennium Steel’s focus on hybrid applications positions it to capture the growing segment of vehicles that combine internal combustion engines with electric assist.

Sustainability & Growth Initiatives:

• Implementation of energy‑efficient rolling mills.
• Strategic alliances with US OEMs to co‑design motor assemblies.
• Investment in advanced metallurgy research to lower core loss.

3️⃣ Shou Gang Group

Headquarters: Shenzhen, China
Key Offering: 0.35 mm NO silicon steel for heavy‑duty commercial vehicles

Shou Gang Group’s extensive production capacity supports the rapid expansion of electric commercial fleets in China and beyond.

Sustainability & Growth Initiatives:

• Adoption of renewable electricity in manufacturing plants.
• Collaborative projects with logistics companies to optimize motor weight.
• Implementation of a closed‑loop recycling system for steel scrap.

2️⃣ Baosteel

Headquarters: Shanghai, China
Key Offering: 0.15 mm NO silicon steel for passenger car motors

Baosteel’s reputation for quality and scale makes it a preferred supplier for OEMs targeting high‑volume production.

Sustainability & Growth Initiatives:

• Investment in low‑energy electric arc furnaces.
• Collaboration with Chinese automakers to develop low‑loss magnetic alloys.
• Digitalization of the production line for real‑time monitoring.

1️⃣ JFE Steel

Headquarters: Tokyo, Japan
Key Offering: 0.20 mm NO silicon steel for high‑efficiency motors in passenger and commercial vehicles

JFE Steel’s focus on precision alloying and tight thickness control enables it to supply motor cores that meet the demanding performance curves of Japanese and global OEMs.

Sustainability & Growth Initiatives:

• Deployment of carbon‑capture technology in smelting.
• Partnerships with Japanese automakers to reduce vehicle weight.
• Investment in machine‑learning tools for predictive maintenance.

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Outlook

The sector is set to deliver a steady stream of incremental value as electrification deepens across passenger and commercial vehicle segments. The shift toward lighter, more efficient motors will keep demand for NO silicon steel robust, especially in markets with aggressive EV adoption targets.

Future Trends

• Continued refinement of alloy compositions to reduce core loss without compromising mechanical strength.
• Expansion of digital manufacturing platforms that enable real‑time quality control and supply chain visibility.
• Increased collaboration between steel producers and OEMs to co‑develop motor designs that maximize energy density.
• Emerging markets, particularly in Asia‑Pacific and Latin America, are expected to lift production volumes as local EV manufacturing capacity grows.