20 Microns specializes in producing a diverse range of Calcium Carbonates, varying in Brightness and Particle Sizes. Our Super White, High Purity calcium carbonates are meticulously micronized and tightly controlled for uniform particle size. Sourced from top-quality domestic and international resources, our Natural Calcium Carbonate boasts a unique particle size distribution that optimizes packing, reducing void space for cost-effective resin filling. With particle sizes ranging from 45 microns to ultra-fine 0.5 microns, our coated, uncoated, and surface-treated Calcium Carbonate caters to diverse applications in Paints, Coatings, Paper, Plastics, Rubber, Adhesives, Construction Chemicals, Detergents, Brake Composites, and more. For more information: https://www.20microns.com/products/calcium-carbonate