The Global Foundry Engineered Sand Additive Market was valued at USD 1.27 Billion in 2025 and is projected to reach USD 1.76 Billion by 2034, growing at a Compound Annual Growth Rate (CAGR) of 4.9% during the forecast period (2024–2034). This robust growth is primarily driven by the expanding automotive and aerospace industries, the rising demand for high-precision metal castings, and the accelerating adoption of eco-friendly composite additives to meet stringent environmental regulations.

As foundries worldwide strive for greater efficiency, superior surface finish, and reduced defects in cast components, the role of specialized sand additives has become critically important. These advanced materials optimize the properties of molding sand, directly impacting the quality and dimensional accuracy of everything from engine blocks to wind turbine components. In this analysis, we profile the Top 10 Companies in the Foundry Engineered Sand Additive Industry—a diverse group of chemical specialists and mineral processors driving innovation in metallurgy and manufacturing.

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🔟 1. Vibrantz Technologies

Headquarters: Houston, Texas, USA
Key Offering: Engineered Mineral Additives, Performance Coatings, Specialty Oxide Additives

Vibrantz Technologies, formerly known as Prince International Corporation, is a leading global supplier of performance materials and chemicals. Their foundry division provides a comprehensive portfolio of engineered sand additives designed to enhance mold strength, reduce veining, and improve casting yield. The company’s deep expertise in mineral processing enables it to deliver tailored solutions for ferrous and non-ferrous foundries.

Innovation and Market Position:

• Leading global supplier of zircon and other high-performance mineral sands
• Strong R&D focus on additive formulations for reduced environmental impact
• Strategic acquisitions expanding global reach and technological capabilities

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9️⃣ 2. Clariant

Headquarters: Muttenz, Switzerland
Key Offering: Foundry Binders, Additives, Release Agents, Eco-friendly Composites

Clariant is a specialty chemicals company with a formidable presence in the foundry industry. Its Additives business unit offers a wide range of sand additives, including advanced organic and inorganic compounds that improve sand flowability, reduce binder consumption, and minimize casting defects. The company is heavily invested in developing sustainable solutions for the metalcasting sector.

Innovation and Market Position:

• Pioneering bio-based and low-emission binder systems
• Global technical service network supporting foundry optimization
• Focus on digital solutions for additive dosing and process control

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8️⃣ 3. ASK Chemicals

Headquarters: Hilden, Germany
Key Offering: Foundry Resins, Coatings, Feeders, Filters, Additives

ASK Chemicals is one of the world’s leading suppliers of foundry chemicals, with a comprehensive product portfolio that includes specialized sand additives. The company’s additives are engineered to control sand expansion, prevent metal penetration, and enhance the surface finish of castings. Their global production network and strong R&D focus make them a key partner for foundries of all sizes.

Innovation and Market Position:

• Extensive R&D investment in next-generation additive technologies
• Strong focus on application engineering and customer support
• Leadership in inorganic binder systems and associated additives

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7️⃣ 4. LKAB Minerals

Headquarters: Luleå, Sweden
Key Offering: Engineered Mineral Additives (e.g., Olivine, Magnetite, Quartz)

LKAB Minerals is a leading international industrial minerals company that supplies high-quality mineral-based additives to the foundry industry. Specializing in olivine sand and other naturally occurring minerals, their products are essential for controlling the thermal expansion of molds, particularly in steel and manganese steel casting applications where high temperatures are involved.

Innovation and Market Position:

• World’s leading producer of olivine for foundry applications
• Focus on high-temperature stability and reduced silica dust emissions
• Sustainable mining practices and product traceability

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6️⃣ 5. Sampad Industries

Headquarters: Kolhapur, Maharashtra, India
Key Offering: Bentonite Clay, Carbon Additives, Foundry Chemicals

Sampad Industries is a significant player in the Indian foundry chemical market, supplying a wide range of bentonite-based and carbon additives. The company serves thousands of foundries across India and exports to several international markets. Their product range is particularly well-suited for the cast iron sector, which dominates the Indian foundry landscape.

Innovation and Market Position:

• Leading supplier to India’s extensive small and medium foundry sector
• Focus on cost-effective additive solutions for high-volume production
• Expanding product portfolio to include advanced specialty additives

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5️⃣ 6. Refcotec

Headquarters: Düsseldorf, Germany
Key Offering: Refractory Coatings, Additives, Release Agents

Refcotec specializes in refractory coatings and additives for the foundry industry, with a particular focus on solutions for demanding casting applications. The company’s additive portfolio includes products designed to improve sand sinterability, enhance collapsibility, and prevent burn-on defects. Their technical expertise is particularly valued in the precision casting and automotive sectors.

Innovation and Market Position:

• Specialization in high-performance additives for challenging alloys
• Strong technical service orientation with application expertise
• Focus on water-based and environmentally friendly formulations

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4️⃣ 7. Chesapeake Specialty Products

Headquarters: Baltimore, Maryland, USA
Key Offering: Specialty Additives, Binders, Release Agents

Chesapeake Specialty Products is a US-based manufacturer of foundry chemicals with a strong focus on innovative additive technologies. The company develops proprietary formulations that address specific casting challenges, such as reducing veining in iron castings or improving surface finish in aluminum castings. Their customer-centric approach has earned them a loyal following among North American foundries.

Innovation and Market Position:

• Strong portfolio of proprietary additive formulations
• Focus on solving specific casting defect challenges
• Growing presence in the automotive and heavy equipment sectors

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3️⃣ 8. Strobel Quarzsand

Headquarters: Titting, Germany
Key Offering: High-Purity Quartz Sand, Specialty Additives

Strobel Quarzsand is a German company with over 100 years of experience in mineral processing for the foundry industry. They are renowned for their high-purity quartz sands and specialized additive blends that optimize sand system performance. The company’s products are used in premium casting applications across Europe, particularly in the automotive and engineering sectors.

Innovation and Market Position:

• Manufacturer of high-purity, consistent-quality foundry sands
• Specialized additive blends for specific sand system requirements
• Strong quality control and product consistency

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2️⃣ 9. HA-International (HAI)

Headquarters: Westmont, Illinois, USA
Key Offering: Foundry Binder Systems, Additives, Technical Services

HA-International is a global leader in foundry binder technologies and related additive systems. As a joint venture between Hexion and ASK Chemicals, the company leverages extensive resources to develop advanced additive solutions that complement their core binder offerings. Their technical expertise spans all major binder systems, including phenolic urethane, silicate, and other advanced chemistries.

Innovation and Market Position:

• Global technology leader in foundry binder systems
• Comprehensive additive portfolio integrated with binder technologies
• Extensive technical service and application support network

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1️⃣ 10. IMERYS

Headquarters: Paris, France
Key Offering: Bentonite, Carbon Additives, Specialty Minerals

IMERYS is a world leader in mineral-based specialty solutions for industry, with a significant presence in the foundry sector through its calcium aluminates, bentonites, and carbon additives. The company’s engineered mineral additives are critical for green sand systems, providing the necessary bonding strength, thermal stability, and casting surface quality demanded by modern foundries.

Innovation and Market Position:

• World’s leading producer of bentonite for foundry applications
• Extensive mineral portfolio with global sourcing and production
• Strong R&D focus on additive performance and sustainability

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🌍 Outlook: The Future of Foundry Sand Additives Is Smarter and Greener

The foundry engineered sand additive market is undergoing a significant transformation. While traditional additives continue to dominate volume, the industry is increasingly focused on sustainable formulations, digital process integration, and high-performance solutions for advanced casting applications.

📈 Key Trends Shaping the Market:

• Rapid adoption of eco-friendly composites and low-VOC formulations
• Integration of digital technologies for precise additive dosing and process control
• Growing demand for high-performance additives in aerospace and automotive light-weighting
• Increasing regulatory pressure driving innovation in sustainable foundry operations

Get Full Report Here:
Foundry Engineered Sand Additive Market – View in Detailed Research Report

The companies listed above are not only supplying essential materials to the global foundry industry—they’re driving the technological advancement of metal casting through continuous innovation and application expertise.