Calcium carbonate, uncoated and technical grade, is a versatile and widely used inorganic compound with the chemical formula CaCO3. It is composed of calcium ions (Ca2+) and carbonate ions (CO32-) and occurs naturally in various forms such as limestone, chalk, and marble. This compound is a crucial mineral that has found numerous applications across a wide range of industries due to its unique properties and characteristics. In its uncoated and technical grade form, calcium carbonate has a finely ground, white powder appearance. Its particle size is carefully controlled to meet specific industrial requirements, ensuring consistency and performance in various applications. The absence of any additional coatings in this grade allows for a purer form of calcium carbonate, making it particularly desirable in applications where chemical purity is essential.Calcium carbonate is widely used in the construction sector as a filler and reinforcing agent in concrete and asphalt. It enhances the mechanical properties of these materials, improves their workability, and contributes to their durability and longevity. Uncoated calcium carbonate is a critical component in the papermaking process. It is used as a filler and coating material in the production of various paper grades. Its presence improves paper brightness, opacity, and printability while reducing production costs. Calcium carbonate is extensively used as a filler and reinforcement agent in plastic products, such as PVC pipes, cables, and profiles. Its incorporation improves the mechanical properties and stability of plastic materials. In the rubber industry, calcium carbonate is utilized as a filler to improve the processing and mechanical properties of rubber compounds, resulting in increased tensile strength, tear resistance, and abrasion resistance. Uncoated calcium carbonate is an essential component in the formulation of paints, coatings, and sealants. It enhances the opacity, coverage, and weather resistance of these products. Calcium carbonate is commonly used as a dietary supplement and antacid due to its ability to neutralize stomach acid. It is also utilized as an excipient in the pharmaceutical industry to bind tablets and improve powder flow properties. Calcium carbonate is employed in various environmental applications, including water treatment to adjust pH levels and neutralize acidic wastewater. In agriculture, calcium carbonate is used as a soil conditioner to neutralize acidic soils, improving the nutrient availability and overall fertility of the land. Overall, calcium carbonate, uncoated and technical grade, is a fundamental compound that plays a vital role in numerous industrial and commercial applications, making it an indispensable component in modern manufacturing and infrastructure development.