The Global Metallurgical Silicon (MG-Si) Market was valued at USD 6.8 Billion in 2023 and is projected to reach USD 10.2 Billion by 2030, growing at a Compound Annual Growth Rate (CAGR) of 5.9% during the forecast period (2024–2030). This robust growth is fueled by soaring demand from the solar energy, electronics, and aluminum alloy sectors, alongside increasing investments in green technology and high-purity silicon production capabilities.

As the global economy accelerates its transition to digitalization and sustainable energy, the foundational role of metallurgical-grade silicon has never been more critical. This essential material forms the backbone of modern technology supply chains. In this blog, we profile the Top 10 Companies in the Metallurgical Silicon (MG-Si) Industry—a selection of integrated producers and specialized refiners shaping the future of this vital market.

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🔟 1. Ferroglobe PLC

Headquarters: London, United Kingdom
Key Offering: Metallurgical Silicon (98-99% purity), Silicon-based Alloys

Ferroglobe is one of the world’s leading producers of silicon metal and silicon-based alloys, operating production facilities across Europe, North America, and South Africa. The company serves a diverse range of industries, including aluminum, chemicals, and solar photovoltaics, with a strong focus on operational efficiency and cost leadership.

Strategic Initiatives:

• Portfolio optimization and geographic diversification of production assets

• Investment in energy-efficient smelting technologies to reduce carbon footprint

• Strategic focus on high-growth segments like solar-grade silicon

Download FREE Sample Report: Metallurgical Silicon (MG-Si) Market – View in Detailed Research Report

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9️⃣ 2. Elkem ASA

Headquarters: Oslo, Norway
Key Offering: Silicon, Silicon Products, Carbon Solutions

Elkem is a globally recognized leader in advanced silicon-based materials, with a strong heritage in metallurgical production. The company’s Silicon division is a major supplier of MG-Si, which serves as a critical feedstock for its downstream specialty silicones and high-purity silicon operations, creating a vertically integrated value chain.

Strategic Initiatives:

• Major investments in upgrading smelter technology for improved environmental performance

• Development of biocarbon reductants to reduce CO2 emissions in the smelting process

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8️⃣ 3. Wacker Chemie AG

Headquarters: Munich, Germany
Key Offering: Hyperpure Polysilicon, Metallurgical Silicon, Silicones

While Wacker is best known as a top-tier producer of hyperpure polysilicon for the semiconductor and solar industries, it also has significant expertise in metallurgical-grade silicon. This material is crucial for its integrated production of silicones, which are used in thousands of applications from construction to healthcare.

Strategic Initiatives:

• Continuous process innovation to enhance silicon yield and purity

• Commitment to sustainable production with ambitious carbon reduction targets

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7️⃣ 4. RUSAL

Headquarters: Moscow, Russia
Key Offering: Primary Aluminum, Aluminium Alloys, Silicon

RUSAL, one of the world’s largest aluminum producers, is also a significant player in the silicon market through its vertically integrated operations. The company produces silicon primarily for internal consumption in aluminum alloy production, making it a key captive supplier within a major end-use sector.

Strategic Initiatives:

• Focus on internal supply chain security for alloying materials

• Implementation of energy-efficient smelting technologies across its asset base

Download FREE Sample Report: Metallurgical Silicon (MG-Si) Market – View in Detailed Research Report

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6️⃣ 5. Dow Silicones Corporation (A subsidiary of Dow Inc.)

Headquarters: Midland, Michigan, USA
Key Offering: Silicones, Silanes, High-performance Polymers

Dow Silicones is a global leader in silicone-based technology and innovation. The company leverages a robust supply of metallurgical-grade silicon as a fundamental raw material for its extensive range of silicone products, which are essential in sectors ranging from automotive and construction to consumer goods.

Strategic Initiatives:

• Investment in circular economy models for silicon-based products

• Development of high-value, specialized silicone formulations for emerging applications

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5️⃣ 6. Liaoning Chengda Co., Ltd.

Headquarters: Dalian, Liaoning, China
Key Offering: Metallurgical Silicon, Chemical & Pharmaceutical Intermediates

Liaoning Chengda is a major Chinese chemical conglomerate with significant production capacity for metallurgical silicon. The company benefits from proximity to key raw materials and serves both domestic and international markets, playing a pivotal role in the Asian silicon supply chain.

Strategic Initiatives:

• Expansion of production capacity to meet growing domestic and export demand

• Integration with downstream chemical operations to capture more value

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4️⃣ 7. H.C. Starck GmbH (Part of Masan High-Tech Materials)

Headquarters: Munich, Germany (Global Operations)
Key Offering: Tantalum, Niobium, High-purity Silicon Metal

H.C. Starck, now part of Masan High-Tech Materials, is a leading producer of technology metals and advanced materials. The company’s expertise includes the production of high-purity metallurgical silicon tailored for demanding applications in the aerospace, chemical, and electronic industries.

Strategic Initiatives:

• Focus on producing ultra-high-purity silicon for specialty applications

• Leveraging synergies within Masan Group to enhance global market reach

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3️⃣ 8. Pennsylvania-based Globe Specialty Metals, Inc. (Part of Ferroglobe)

Headquarters: Miami, Florida, USA (Operations in the US)
Key Offering: Silicon Metal, Ferrosilicon, Manganese-based Alloys

As a key operational division of Ferroglobe, the legacy Globe Specialty Metals business maintains a strong production footprint in the United States. It is a critical supplier to the North American aluminum and chemical industries, with a focus on reliable, high-quality silicon metal production.

Strategic Initiatives:

• Modernization of US-based smelters to improve competitiveness and environmental compliance

• Strengthening supply partnerships with key North American industrial consumers

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2️⃣ 9. Simcoa Operations Pty Ltd

Headquarters: Bunbury, Western Australia, Australia
Key Offering: High-grade Silicon Metal

Simcoa is a prominent silicon metal producer in the Asia-Pacific region, operating one of the largest silicon smelters in the Southern Hemisphere. The company exports the majority of its high-purity production to Japan and other Asian markets, serving the chemical and aluminum industries.

Strategic Initiatives:

• Utilization of local quartz resources and hydroelectric power for sustainable production

• Maintaining a focus on high-quality products for discerning international customers

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1️⃣ 10. Wanboda Group

Headquarters: Yinchuan, Ningxia, China
Key Offering: Metallurgical Silicon, Ferroalloys, Carbon Products

The Wanboda Group is a significant integrated ferroalloy producer in China with substantial metallurgical silicon capacity. The company benefits from vertical integration, controlling sources of key raw materials like quartz and reducing agents, which provides a competitive edge in the cost-sensitive market.

Strategic Initiatives:

• Continuous capacity expansion to capitalize on economies of scale

• Investment in environmental technologies to meet China’s stringent emissions standards

Get Full Report Here: Metallurgical Silicon (MG-Si) Market – View in Detailed Research Report

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🌍 Outlook: The Future of Metallurgical Silicon Is Driven by Purity and Sustainability

The metallurgical silicon market is at a pivotal juncture. While traditional applications like aluminum alloys continue to demand volume, the industry is increasingly focused on producing higher-purity materials for the electronics and solar sectors, all while navigating the imperative of sustainable production.

📈 Key Trends Shaping the Market:

• Rising demand for Solar Grade Silicon (SoG-Si) as global PV installations accelerate

• Stringent environmental regulations pushing the adoption of cleaner smelting technologies

• Supply chain regionalization and strategic stockpiling to ensure material security

• Technological advancements in purification processes to bridge the gap between MG-Si and higher-value silicon products

Get Full Report Here: Metallurgical Silicon (MG-Si) Market – View in Detailed Research Report

The companies leading the Metallurgical Silicon (MG-Si) market are not just supplying a commodity; they are enabling the technological and energy transitions that will define the coming decades.