Calcium Sulfate Market (2025 - 2030)

Calcium Sulfate Market Size & Trends

The global calcium sulfate market size was estimated at USD 3,762.9 million in 2024 and is projected to grow at a CAGR of 13.2% from 2025 to 2030. The integration of gypsum production with cement and drywall manufacturing units, allowing economies of scale and captive raw material use, is especially evident in Turkey.

Thailand, and Eastern Europe. Together, these supply-side factors enable natural abundance, regulatory-driven synthetic recovery, and industrial integration, which are reinforcing production resilience and availability of calcium sulphate across both developed and emerging economies.

The production of calcium sulphate, both natural (gypsum) and synthetic (such as FGD gypsum, phosphogypsum), is heavily influenced by geological availability, industrial byproduct recovery infrastructure, and environmental compliance mandates. One of the most prominent production-side drivers is the abundant availability of natural gypsum deposits, especially in countries like China, the U.S., Iran, and India, where large sedimentary reserves enable cost-effective extraction for use across construction, agriculture, and industrial applications. For instance, Rajasthan in India and Iowa in the U.S. are major mining hubs due to shallow gypsum beds and low stripping ratios. Simultaneously, the rise of synthetic gypsum production is significantly tied to expanding coal-fired power plants with flue gas desulfurization (FGD) systems, which convert sulfur dioxide into calcium sulphate dihydrate.

The global expansion of desalination infrastructure, especially in water-scarce regions, is a primary enabler for calcium sulphate recovery from brine. Countries like Saudi Arabia, UAE, Qatar, Oman, and Israel generate vast quantities of high-salinity reject brine as a byproduct of seawater desalination, typically rich in calcium and sulfate ions. Rather than disposing of this brine into the sea (a practice now under environmental scrutiny), several regional initiatives are exploring selective crystallization and precipitation of calcium sulphate (gypsum) as a value-added recovery mechanism.

Drivers, Opportunities & Restraints

Governments in brine-generating regions are increasingly mandating zero liquid discharge (ZLD) or partial brine recovery protocols in industrial and municipal plants. Calcium sulphate crystallization is often one of the earliest and most stable precipitation steps during multi-stage brine treatment, making it a practical entry point into circular resource recovery. In countries like India, ZLD norms are already enforced across textiles and chlor-alkali manufacturing sectors, driving investment in brine evaporation and salt recovery systems.

China’s coastal industrial parks pilot membrane-evaporation hybrids and solar crystallizers, enabling scalable gypsum harvesting from complex brine matrices. As environmental governance strengthens, particularly in the Middle East, South Asia, and parts of North Africa, the compliance-driven recovery of calcium sulphate from brine will become both a legal necessity and an economic advantage.

Globally, most desalination facilities in the Middle East (e.g., UAE, Saudi Arabia), Australia, or Spain are optimized solely for freshwater production and not for mineral recovery from reject brine. As a result, brine is typically discharged into the sea without extracting potentially valuable salts like calcium sulphate. Setting up mineral recovery systems such as selective crystallizers, brine concentrators, or solar evaporation ponds requires capital investment and significant modification of existing plant designs. For example, Saudi Arabia's SWCC has only recently initiated pilot projects to explore mineral recovery from desalination brine, despite being one of the largest desalination operators in the world. The lack of integration between desalination and mineral extraction processes across most global plants is a key bottleneck that restricts the scalability of brine-to-calcium sulphate systems.

The calcium sulfate industry presents significant opportunities driven by increasing demand in coatings, lubricants, and polymers. Growth in the automotive and construction sectors fuels the need for high-performance driers and stabilizers, particularly in eco-friendly and water-based coatings. Rising industrial automation and machinery advancements also boost demand for calcium sulfate in lubricating oils and greases. In addition, the shift toward sustainable and bio-based alternatives presents a key opportunity for innovation. Emerging markets in Asia-Pacific and Latin America offer further growth potential due to expanding manufacturing and infrastructure development.

Application Insights

During the forecast period, the industrial segment dominated the market with a market share of 39.9% in 2024. The industrial segment in the calcium sulfate industry is driven by its use in applications such as cement production, ceramics, paper manufacturing, and chemical processing. Calcium sulfate, particularly in its anhydrite and hemihydrate forms, serves as a setting agent, filler, or drying compound. Its thermal stability and compatibility with other industrial materials make it a valuable additive in the construction and manufacturing sectors. Demand from industrial applications is expected to remain steady, especially in regions with growing infrastructure and manufacturing activity.

The lubricant additives segment in the calcium sulfate industry is driven by the growing need for high-performance lubricants in automotive, industrial, and machinery applications. Calcium sulfate, such as calcium and barium-based compounds, enhances lubrication, reduces wear, and improves thermal stability. Rising industrial automation and stringent regulations on fuel efficiency and emissions are key drivers of demand. Furthermore, advancements in lubricant formulations for electric vehicles and heavy-duty machinery further support market growth.

Regional Insights

Asia Pacific dominated the market with a share of 35.58% in 2024. The calcium sulfate market in Asia Pacific dominates, driven by increasing demand from the construction and building materials sector, particularly for drywall (gypsum boards) and cement. Rapid urbanization in countries like China, India, and Southeast Asian nations is fueling infrastructure development. Moreover, its agriculture and food processing applications contribute to the market expansion.

Japan Calcium Sulfate Market Trends

Japan held over 33.8% revenue share of the overall Asia Pacific Calcium Sulfate market. The calcium sulfate market in Japan is expected to grow significantly during the forecast period. This growth is attributed to the country’s emphasis on earthquake-resistant infrastructure, which sustains consistent use of gypsum-based products. Moreover, the use of calcium sulfate in the food and beverage and pharmaceutical industries is rising.

North America Calcium Sulfate Market Trends

The calcium sulfate market in North America is experiencing growth. The region is expected to grow due to a rise in construction activity, increasing food and beverage production, and growing pharmaceutical industries, leading to increased demand for products in the region.

The U.S. calcium sulfate market is expected to grow exceptionally during the forecast period. This growth is attributed to the increasing construction, food processing industry, and pharmaceutical industries,whichare expected to positively impact the calcium sulfate industry.

Europe Calcium Sulfate Market Trends

The calcium sulfates market in Europe is expected to grow over the forecast period. This growth can be attributed to the increasing demand for products from various end-use industries, such as the construction, pharmaceutical, and food processing industries. The regional market is also expected to grow due to the increasing construction activity, and environmental regulations promoting eco-friendly building products have led to increased interest in sustainable gypsum-based solutions.

Latin America Calcium Sulfate Market Trends

The calcium sulfate market in Latin America is expected to grow steadily over the forecast period. Rising product demand from the construction and agriculture industries is anticipated to positively influence market growth in the region. Furthermore, increased agriculture and construction activity in countries such as Brazil, Colombia, and Venezuela is projected to fuel the demand for calcium sulfate over the forecast period.

Middle East & Africa Calcium Sulfate Market Trends

The calcium sulfate market in the Middle East and Africa is expected to grow steadily over the forecast period due to increasing construction and infrastructure development in Gulf Cooperation countries such as the UAE, Saudi Arabia, and South Africa. This is expected to have a positive impact on the region.

Key Calcium Sulfate Company Insights

Some key players operating in the market include BASF SE and Arkema Group.

• GfS Chemicals Inc. is a U.S.-based specialty chemical manufacturer known for its expertise in producing high-purity inorganic chemicals and rare earth compounds. The company operates across three core business units: Inorganic Specialty Chemicals, Analytical Reagents, and Custom Manufacturing Services. GfS Chemicals serves various end-use industries, including pharmaceuticals, electronics, energy, and academic research. Its product portfolio includes cerium, lanthanum, rare earth elements, specialty oxidizers, reducing agents, and high-purity acids and bases. With a strong focus on quality, small-to-medium scale custom synthesis, and made-in-USA reliability, GfS Chemicals plays a vital role in critical and emerging supply chains.

• GLC Minerals, LLC is a U.S.-based industrial minerals producer specializing in custom mineral processing and high-purity calcium carbonate products. The company strongly focuses on flexibility and customer-specific formulations, serving industries such as agriculture, food and beverage, glass manufacturing, animal feed, and environmental remediation. GLC Minerals offers a broad range of products, including ground calcium carbonate, dolomitic lime, and specialty mineral blends tailored to meet performance, regulatory, and application-specific requirements. One of the company’s core strengths lies in its ability to provide precisely engineered particle sizes and chemical purities, supporting a variety of critical manufacturing processes across North America.

Recent Developments

• In April 2025, a new calcium sulphate fertilizer plant operated by SUL4R-PLUS officially opened in Marissa, Illinois. The facility boasts an impressive production capacity of 100,000 tons annually, positioning it as a significant regional supplier. This expansion aims to meet the growing demand for high-quality calcium sulphate fertilizers, which are valued for improving soil structure and providing essential nutrients to crops.

Calcium Sulfate Market