During Hindalco's copper production process, by-products such as sulphuric acid and copper slag are formed. Sulphuric acid is partly converted into phosphoric acid, which is then made to react with ammonia to make di-ammonium phosphate (DAP) fertiliser. During the process of making phosphoric acid, phosphogypsum and hydrofluosilicic acid (HFA) are formed. HFA is partly utilised to make aluminium fluoride, and rest is sold in the market. Sulphuric acid Hindalco produces sulphuric acid of IS 266/1993 technical grade. The sulphuric acid plants use the double contact double absorption (DCDA) process, and are designed by Monsanto Envirochem (USA). Phosphoric acid Hindalco's phosphoric acid plant is based on the Prayon Mark IV dihydrate technology provided by SNC Lavalin (Belgium). Phosphogypsum Phosphogypsum is a by-product of Hindalco's phosphoric acid plant. Copper slag (iron silicate) Copper slag is produced during the smelting process at Hindalco's copper smelter located at Dahej. Aluminium fluoride Hindalco produces aluminium fluoride by reacting HFA (a by-product of the phosphoric acid plant) with aluminium hydroxide (from Hindalco's aluminium manufacturing facilities).
Hydrated Lime, also known as calcium hydroxide, is a highly versatile and widely used chemical compound. It is derived from quicklime (calcium oxide) by adding water, resulting in a fine, dry powder. This product is valued for its purity, consistency, and numerous applications across various industries. Applications: Water Treatment Agriculture Animal Feed Industrial Processes. Environmental Remediation
Glacial Acetic Acid is a colorless, transparent liquid with a pungent odor. It is a concentrated form of acetic acid (99% purity) and is widely used as a reagent in chemical reactions, as well as in the production of various chemical compounds. Its name "glacial" comes from its ability to freeze at slightly below room temperature, forming ice-like crystals.
Cocamidopropyl Betaine (CAPB) is a mild, amphoteric surfactant derived from coconut oil. It is commonly used in personal care and household products for its excellent foaming, thickening, and conditioning properties. CAPB is known for being gentle on the skin and is widely used in formulations such as shampoos, body washes, facial cleansers, and liquid soaps.