The Global Magnesium Hydroxide Flame Retardants Market was valued at USD 525 Million in 2024 and is projected to reach USD 810 Million by 2032, growing at a Compound Annual Growth Rate (CAGR) of 6.3% during the forecast period (2024–2032). This growth is being driven by stringent fire safety regulations, the global shift toward halogen-free additives, and the expanding construction and automotive industries, particularly in emerging economies.

As industries worldwide prioritize sustainability and non-toxic material solutions, magnesium hydroxide stands out as a key environmentally friendly flame retardant. In this blog, we profile the Top 10 Companies in the Magnesium Hydroxide Flame Retardants Industry—a mix of global chemical giants, specialized mineral processors, and regional leaders shaping the future of fire-safe materials.

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🔟 1. Martin Marietta

Headquarters: Raleigh, North Carolina, USA
Key Offering: High-purity magnesium hydroxide, surface-modified grades for polymers

Martin Marietta is a leading North American supplier of construction materials and industrial minerals, holding a dominant position in the magnesium hydroxide flame retardants market. The company leverages its extensive mining operations and chemical processing expertise to produce high-quality, consistent products for the plastics, rubber, and coatings industries. Their focus on R&D has led to advanced surface-treated grades that offer improved dispersion and performance in demanding applications.

Innovation and Market Position:

• Vertically integrated supply chain from mining to finished product

• Leading market share in North America, estimated at over 18%

• Strategic focus on high-value applications in wire & cable and engineering plastics

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Magnesium Hydroxide Flame Retardants Market – View in Detailed Research Report

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9️⃣ 2. Kyowa Chemical Industry Co., Ltd.

Headquarters: Kagawa, Japan
Key Offering: Kisuma® magnesium hydroxide, specialty nano-grades

Kyowa Chemical is a Japanese specialty chemical company renowned for its high-performance Kisuma® brand of magnesium hydroxide flame retardants. The company is a technological leader, particularly in the development of surface-modified and nano-sized particles that provide superior flame retardancy at lower loadings. Their products are critical for advanced applications in electronics, automotive, and high-temperature polymers.

Innovation and Market Position:

• Pioneer in surface modification technology for enhanced polymer compatibility

• Strong global presence with a significant share in the Asia-Pacific market

• Extensive R&D focused on reducing loading requirements and improving mechanical properties

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8️⃣ 3. Huber Engineered Materials (HEM)

Headquarters: Atlanta, Georgia, USA
Key Offering: Vertex™ magnesium hydroxide, custom flame retardant blends

Huber Engineered Materials, a division of J.M. Huber Corporation, is a major global supplier of engineered materials. Their Vertex™ line of magnesium hydroxide flame retardants is known for its high purity and consistent performance. HEM focuses on developing synergistic systems that combine magnesium hydroxide with other additives to maximize flame retardant efficiency while minimizing impact on polymer properties.

Innovation and Market Position:

• Strong technical service and customer support for customized solutions

• Advanced product portfolio for demanding applications like electric vehicle batteries

• Global manufacturing footprint supporting supply chain reliability

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7️⃣ 4. ICL Group

Headquarters: Tel Aviv, Israel
Key Offering: FR-20 magnesium hydroxide, bromine-alternative solutions

ICL Group is a global specialty minerals and chemicals company with a growing presence in the flame retardants market. Building on its heritage in bromine-based flame retardants, ICL has strategically expanded into halogen-free alternatives, including magnesium hydroxide. The company’s focus on sustainability aligns with the market shift toward greener flame retardant solutions.

Innovation and Market Position:

• Strategic acquisitions to strengthen position in halogen-free flame retardants

• Investment in R&D for next-generation, sustainable fire safety solutions

• Growing market penetration in Europe and Asia through targeted expansions

Download FREE Sample Report:
Magnesium Hydroxide Flame Retardants Market – View in Detailed Research Report

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6️⃣ 5. Konoshima Chemical Co., Ltd.

Headquarters: Kagawa, Japan
Key Offering: High-purity synthetic magnesium hydroxide, specialized fine powders

Konoshima Chemical is a Japanese manufacturer specializing in high-purity inorganic chemicals, including synthetic magnesium hydroxide. The company’s strength lies in its ability to produce ultra-fine, controlled particle size distributions that are essential for high-performance applications where clarity and mechanical integrity are critical, such as in transparent polymers and thin-walled components.

Innovation and Market Position:

• Expertise in synthetic production routes for superior purity and consistency

• Focus on niche, high-value applications in electronics and specialty plastics

• Strong technological capabilities in nanoparticle synthesis

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5️⃣ 6. Tateho Chemical Industries Co., Ltd.

Headquarters: Hyogo, Japan
Key Offering: Magnesium hydroxide from seawater, custom surface treatments

Tateho Chemical is a significant Japanese producer of magnesium-based chemicals, utilizing a unique seawater magnesium extraction process. This method provides a sustainable and consistent raw material source. The company offers a range of magnesium hydroxide products tailored for various polymer systems, with a strong focus on the Asian market.

Innovation and Market Position:

• Sustainable production process using seawater magnesium

• Strong regional presence in Japan and Southeast Asia

• Diversified product portfolio covering standard and specialty grades

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4️⃣ 7. Russian Mining Chemical Company

Headquarters: Moscow, Russia
Key Offering: Magnesium hydroxide from brucite ore, cost-competitive grades

The Russian Mining Chemical Company is a major producer of magnesium compounds based on substantial brucite ore reserves. The company benefits from low-cost raw material extraction and serves primarily the CIS and Eastern European markets. Their products are known for their competitive pricing, making them attractive for cost-sensitive applications.

Innovation and Market Position:

• Access to large, high-quality brucite deposits

• Cost leadership in regional markets

• Focus on expanding product quality to meet international standards

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3️⃣ 8. Xinyang Minerals Group

Headquarters: Xinyang, Henan, China
Key Offering: Magnesium hydroxide from brucite, standard and activated grades

Xinyang Minerals Group is one of China’s leading producers of industrial minerals, including a significant output of magnesium hydroxide flame retardants. The company leverages China’s vast brucite resources to produce cost-effective flame retardants for the domestic and export markets. They are increasingly investing in quality upgrades to compete in international markets.

Innovation and Market Position:

• Large-scale production capacity leveraging domestic mineral resources

• Growing focus on product quality and consistency for global customers

• Strategic position to serve the rapidly expanding Asian market

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2️⃣ 9. Jinan Taixing Fine Chemicals Co., Ltd.

Headquarters: Jinan, Shandong, China
Key Offering: Synthetic magnesium hydroxide, surface-coated specialties

Jinan Taixing Fine Chemicals is a Chinese manufacturer specializing in fine and specialty chemicals, including synthetic magnesium hydroxide. The company focuses on the chemical precipitation method to produce high-purity products suitable for demanding applications. They are actively developing surface-modified grades to enhance their competitiveness.

Innovation and Market Position:

• Focus on synthetic production for controlled quality

• Investment in surface modification technology

• Competitive pricing strategy for volume applications

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1️⃣ 10. Nuova Sima Srl

Headquarters: Novara, Italy
Key Offering: Magnifin® magnesium hydroxide, European-standard grades

Nuova Sima is an Italian company and a notable player in the European magnesium hydroxide market, producing under the Magnifin® brand. The company focuses on serving the specific needs of the European plastics and rubber industries, with an emphasis on meeting stringent EU regulatory requirements for halogen-free flame retardants.

Innovation and Market Position:

• Strong regional presence in Europe with understanding of local regulations

• Focus on high-quality products for technical applications

• Strategic partnerships with European compounders and manufacturers

Get Full Report Here:
Magnesium Hydroxide Flame Retardants Market – View in Detailed Research Report

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🌍 Outlook: The Future of Magnesium Hydroxide Flame Retardants Is Sustainable and High-Performance

The magnesium hydroxide flame retardants market is undergoing a significant transformation. While traditional applications in construction and wires & cables continue to drive volume, the industry is increasingly focused on developing advanced formulations that overcome historical limitations like high loading requirements and processing challenges.

📈 Key Trends Shaping the Market:

• Accelerated regulatory phase-out of halogenated flame retardants in key regions

• R&D focus on nano-technology and surface modification to reduce effective loading levels

• Growing adoption in electric vehicle components and battery safety applications

• Expansion of production capacity in Asia-Pacific to meet regional demand growth

Get Full Report Here:
Magnesium Hydroxide Flame Retardants Market – View in Detailed Research Report

The companies listed above are not only supplying essential fire safety solutions—they’re driving the sustainable transformation of material science across multiple industries.