The Global Low Sodium Refining Agent Market was valued at USD 152.8 Million in 2025 and is projected to reach USD 204.3 Million by 2034, growing at a Compound Annual Growth Rate (CAGR) of 3.9% during the forecast period (2024–2034). This growth is being driven by increasing demand for high-quality aluminum castings in the automotive and aerospace sectors, stringent regulations on metal purity, and the push for more efficient and environmentally friendly foundry processes.

As the global manufacturing industry intensifies its focus on lightweight materials and superior product performance, the role of specialized fluxes in metal purification becomes paramount. In this blog, we profile the Top 10 Companies in the Low Sodium Refining Agent Industry—a group of chemical innovators and material specialists ensuring the integrity and strength of critical metal components worldwide.

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🔟 1. BASF SE

Headquarters: Ludwigshafen, Germany
Key Offering: Custom-formulated Low Sodium Refining Agents, Foundry Fluxes

BASF SE is a global chemical leader with a significant presence in the foundry chemicals market. The company provides advanced refining agents tailored for aluminum, magnesium, and copper alloys, focusing on maximizing impurity removal efficiency while minimizing sodium content to prevent detrimental effects on metal properties.

Innovation & Sustainability Initiatives:

• Development of low-emission, high-efficiency flux formulations

• Investment in recycling technologies for flux by-products

• Commitment to sustainable product portfolios under its “We create chemistry” strategy

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9️⃣ 2. Dow Chemical Company

Headquarters: Midland, Michigan, USA
Key Offering: DOWTHERM and DOWEX specialty chemicals for metal treatment

Dow’s expertise in material science extends to the foundry industry, where it offers solutions for metal purification. Its products are designed to effectively remove hydrogen, oxides, and non-metallic inclusions from molten metals, crucially maintaining low sodium levels to ensure the final cast product’s structural integrity.

Innovation & Sustainability Initiatives:

• Research into bio-based and less hazardous refining agent components

• Partnerships with automotive OEMs to develop next-generation casting solutions

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8️⃣ 3. Huntsman Corporation

Headquarters: The Woodlands, Texas, USA
Key Offering: Performance Products for Metal Refining

Huntsman Corporation provides advanced materials that serve the global metals and mining industry. Its low sodium refining agents are critical for producing high-performance aluminum alloys used in demanding applications like electric vehicle components and aerospace structures, where material purity is non-negotiable.

Innovation & Sustainability Initiatives:

• Focus on reducing the environmental footprint of metal casting operations

• Development of integrated solutions that minimize waste and energy consumption

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7️⃣ 4. Evonik Industries AG

Headquarters: Essen, Germany
Key Offering: Specialty Additives for Non-Ferrous Metal Production

Evonik leverages its deep chemical expertise to create high-performance additives for the metal industry. Its low sodium refining agents are engineered to provide superior degassing and cleaning performance, which is essential for achieving the high ductility and corrosion resistance required in premium castings.

Innovation & Sustainability Initiatives:

• Innovation in particle technology for more effective dispersion and reaction kinetics

• Strong emphasis on product safety and sustainable manufacturing practices

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6️⃣ 5. Clariant International AG

Headquarters: Muttenz, Switzerland
Key Offering: Tailored Refining Agents for Specific Alloy Systems

Clariant offers a comprehensive portfolio of additives for the metallurgy sector. Its low sodium refining agents are known for their consistency and reliability, helping foundries improve yield and reduce scrap rates by ensuring thorough removal of impurities without introducing harmful sodium-based residues.

Innovation & Sustainability Initiatives:

• Development of “EcoTain” labeled products with superior sustainability profiles

• Collaboration with research institutes on advanced metal purification technologies

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5️⃣ 6. Beijing Jiuding Chemical Co., Ltd.

Headquarters: Beijing, China
Key Offering: Low Sodium Refined Powder, Custom Flux Blends

As a key player in the Asia-Pacific market, Beijing Jiuding Chemical specializes in the production of refining agents for the aluminum industry. The company has established a strong reputation for quality and cost-effectiveness, serving a vast network of domestic and international foundries.

Innovation & Sustainability Initiatives:

• Continuous improvement of production processes to enhance product purity

• Expansion of production capacity to meet growing regional demand

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4️⃣ 7. Jinzhou Xinxing Ductile Iron Pipes Co., Ltd.

Headquarters: Jinzhou, Liaoning, China
Key Offering: Refining Agents for Ductile Iron and Aluminum Production

While primarily a manufacturer of ductile iron pipes, Jinzhou Xinxing has vertically integrated into the production of auxiliary materials, including high-quality refining agents. This integration allows for stringent control over the raw material quality used in their own extensive casting operations.

Innovation & Sustainability Initiatives:

• In-house R&D focused on optimizing refining processes for specific product lines

• Implementation of circular economy principles in material usage

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3️⃣ 8. Shandong Keda Chemical Co., Ltd.

Headquarters: Zibo, Shandong, China
Key Offering: A range of Low Sodium Refining Powders and Tablets

Shandong Keda Chemical is a significant manufacturer of industrial chemicals, with a dedicated focus on products for the metallurgical industry. The company’s low sodium refining agents are widely used in secondary aluminum smelting and the production of high-quality aluminum alloys.

Innovation & Sustainability Initiatives:

• Investment in automated production lines to ensure batch-to-batch consistency

• Focus on developing products that help customers comply with environmental standards

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2️⃣ 9. Chongqing Changjiang River Moulding Material (Group) Co., Ltd.

Headquarters: Chongqing, China
Key Offering: Comprehensive Foundry Material Solutions, including Refining Agents

This company is a leading supplier of a full suite of materials for the foundry industry. Its low sodium refining agents are part of an integrated offering that helps customers streamline their supply chain and ensure compatibility between different process materials.

Innovation & Sustainability Initiatives:

• Providing technical support and application expertise to foundry customers

• Developing synergistic product systems for improved overall casting quality

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1️⃣ 10. Shandong Shuangyi Technology Co., Ltd.

Headquarters: Zibo, Shandong, China
Key Offering: Specialized Refining Agents for Light Metal Alloys

Shandong Shuangyi Technology specializes in the research, development, and production of functional materials for advanced manufacturing. Its low sodium refining agents are critical for applications where even trace impurities can lead to product failure, such as in electronic packaging and high-strength structural components.

Innovation & Sustainability Initiatives:

• Strong R&D focus on product performance and application-specific solutions

• Commitment to producing environmentally responsible chemical products

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🌍 Outlook: The Future of Metal Casting Relies on Advanced Purification

The low sodium refining agent market is evolving in response to the stringent demands of modern manufacturing. As industries like electric vehicles, aerospace, and renewable energy push for lighter, stronger, and more reliable metal components, the need for ultra-pure metals will only intensify.

📈 Key Trends Shaping the Market:

• Growing adoption of recycled aluminum, which requires more intensive refining to remove impurities

• Development of multi-functional refining agents that combine degassing, fluxing, and grain refinement

• Increasing regulatory pressure to reduce emissions and waste from foundry operations

• R&D into non-hazardous, green chemistry-based alternatives to traditional flux components

Get Full Report Here:
Low Sodium Refining Agent Market – View in Detailed Research Report

The companies leading the low sodium refining agent market are not just supplying chemicals—they are enabling the production of the high-performance materials that underpin technological advancement and sustainable industrial growth.