Bentonite: Market Size & Forecast 2026

The global bentonite market sits at approximately USD 1.72B in 2025 (base year), expanding at a roughly 4.4% CAGR through 2032 toward USD 2.33B. The category is a structurally mature mineral consumable anchored in foundry, iron-ore pelletising, drilling mud, cat litter, and civil engineering, with a small but fast-growing specialty tail in cosmetics, pharma, and battery-grade purification. Supply is concentrated among a handful of integrated sodium-bentonite miners in the US Wyoming belt, with sodium-activated calcium-bentonite capacity clustered in China, India, Turkey, and Greece. There are no trade-defence duties on bentonite in the EU or US, the category is exempt from REACH registration under Annex V as a naturally occurring mineral, and CBAM applies. The dominant procurement question is grade consistency, not price volatility. > - 11 procurement leaders across foundry, drilling, an

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