Caustic Calcined Magnesite Market size was over USD 23.03 billion in 2024 and is poised to exceed USD 80.45 billion by 2037, witnessing over 10.1% CAGR during the forecast period i.e., between 2025-2037. In the year 2025, the industry size of caustic calcined magnesite is evaluated at USD 26.9 billion.
The growth of the market can be attributed to the rising need for soil decontamination and water treatment and waste neutralization across the globe is projected to offer abundant opportunities for market growth. Caustic calcined magnesite is used in water treatment for odor control, sewerage network protection, and others. According to the United Nations organization, 56% of the household wastewater flows in the world were safely treated in 2020. Also, 80% of wastewater flows back into the ecosystem without being treated or reused.
In addition to these, global caustic calcined magnesite markets trends such as rising demand for the product from agricultural and construction industries to make compounds with high magnesium concentrations, such as cattle and feed additives baked by the increment in the livestock population and magnesia cement are anticipated to influence the growth of the market positively over the forecast period. For instance, in 2020, the goat population reached approximately 20 million Heads in Indonesia alone. Along with this, growing demand for caustic calcined magnesite in environmental applications, including the production of magnesite balls is also expected to drive market growth in the forthcoming years.
Growth Drivers
Growing Demand for Caustic Calcined Magnesite in Fertilizers – Caustic calcined magnesite is used in fertilizers since it has a vital role to play in the production of synthesis of chlorophyll that is important to enhance the quality of plants. Caustic calcined magnesite can be applied on acidified soil which can accelerate the growth of the plants. For instance, in 2019, approximately 150 million metric tons of nitrogen fertilizers were consumed across the globe. In a similar year, 45 million metric tons of phosphorus pentoxide fertilizer were consumed worldwide.
Rising Sales and Production Volume of Cattle Feed - Caustic calcined magnesite is also used in higher amounts in the production of cattle feed magnesium is an advantageous component in the diet of cattle. For instance, it was projected that around 1 billion tons of animal feed are produced every year across the globe. Meanwhile, in the United States, approximately 250 million tons of pet food are produced annually.Â
Increasing Utilization of Caustic Calcined Magnesite in Cement Production - Caustic calcined magnesite is used in cement production owing to its micro-expansion effect and stable hydration. It also compensates for the shrinkage of cement for a prolonged period. The largest producer of cement in China produced approximately 2 billion metric tons in 2022 while in India, around 350 million metric tons of cement were produced in a similar period.
Growing Urbanization and Industrialization to Boost the Production of Cement – Cement is one of the major applications of caustic calcined magnesite, hence, the growth of the market is interlinked with the growth of cement production. cement is the most essential component used in the construction of buildings which is estimated to rise on the back of rapid urbanization and industrialization. For instance, manufacturing production was projected to be growing by nearly 7% in 2021 across the globe.
Rising Utilization in the Pharmaceutical Industry - Caustic calcined magnesite is used in pharmaceutical additive production such as basic magnesium carbonate, magnesium acetate, and magnesium stearate. The revenue generated by the pharma sector was evaluated to be approximately USD 1.5 trillion in 2021 across the globe.
Challenges
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Base Year |
2024 |
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Forecast Year |
2025-2037 |
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CAGR |
10.1% |
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Base Year Market Size (2024) |
USD 23.03 billion |
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Forecast Year Market Size (2037) |
USD 80.45 billion |
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Regional Scope |
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Application (Agricultural, Chemicals, Pharmaceutical, Construction, Steel Production, Pulp & Paper)
The global caustic calcined magnesite market is segmented and analyzed for demand and supply by application into agricultural, chemicals, pharmaceutical, construction, steel production, and pulp & paper. Out of the three applications, the construction segment is estimated to gain the largest market share in the year 2037. The growth of the segment can be attributed to the rising demand for the product for the production of cement, and for the construction of refractory linings and furnaces. The construction sector is growing exponentially which is estimated to escalate the demand for cement which in turn triggers the higher requirement for caustic calcined magnesite over the forecast period. For instance, in 2022, the total production volume of cement was anticipated to be around 4 billion tons across the globe. Hence, such a higher demand for caustic calcined magnesite in cement production is expected to flourish the growth of the segment over the forecast period.
In addition to this, the agricultural segment is predicted to gather the second-largest share during the forecast period, which can be credited to the high requirement of caustic calcined magnesite for photosynthesis in plants, and its growing usage to manufacture agricultural fertilizers coupled with the higher demand for agricultural surfactants all around the world. Caustic calcined magnesite is burned to be processed as raw material for the making of fertilizers. The demand for fertilizers is projected to rise on the back of higher demand for food owing to rising hunger issues and a remarkable boom in the global population. For instance, the demand for fertilizers was estimated to reach 50 million tonnes in 2020 up from around 40 million tonnes in 2015. Therefore, all such factors are projected to influence the growth of the segment positively during the forecast period.
Our in-depth analysis of the global market includes the following segments:
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      By Product Type |
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       By Application |
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APAC Market Statistics
Asia Pacific industry is set to account for largest revenue share of 45% by 2037. The growth of the market can be attributed majorly to the increasing demand for products from the chemical industry, especially in China. Caustic calcined magnesite is a highly required chemical necessary for the production of various chemicals to add additional properties to them for commercial uses. For instance, chemical sales in China were observed to be growing by nearly 40% in 2021, up from approximately 25% in 2011. In addition, the rapidly growing construction sector in the Asia Pacific backed by the growth in the urbanizing process owing to growing industrialization and rapid migration of people from rural to urban areas. is also projected to fuel market growth in the region in the coming years. For instance, it was projected that half of the population dwelling in the Asia Pacific region will move to urban areas summing up to 1 billion people by 2065. Â
North American Market Forecast  Â
Moreover, the market in North America is projected to grab the second-largest share during the forecast period. the growth of the market can be ascribed to the notable surge in the demand for caustic calcined magnesite from the cosmetics industry in the region coupled with the strong presence of prominent market players in the region. In the United States, in 2020, about USD 2 billion was generated from sales of eye cosmetics, and approximately USD 1.5 billion from the sales of facial cosmetics. The North American region is observed to be the region with higher cosmetics sales since the regional population is more inclined to spend a notable amount of money on cosmetics and personal care products. The sales generated by the cosmetic industry in the United States are projected to exhibit around USD 48 billion every year.
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Nedmag B.V. to include a new quality magnesium chloride to the portfolio known as Magnesium chloride aqua. This new quality has been certified for drinking water’s remineralization. Magnesium chloride aqua is added to enhance the daily life of people by providing high-purity magnesium salt. Â
Grecian Magnesite S.A. to reveal that the construction of a new mineral processing line has been completed. The line was constructed to produce medium to high-end raw magnesite grades.Â
Author Credits: Rajrani Baghel
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