Author(s): More Swati K and Wagh MP.
Spray drying is an important unit operation in manufacturing process for powders. It is also a challenging one involving a complex balance between production costs and product quality. Common areas for improvement include enhancement of drying capacity, minimizing of fouling and reduction of downtime for cleaning. This systemic review covers the design and critical elements of spray drying, types of spray drier, critical parameters of spray drying, innovations in spray drying, and its applications in pharmaceutical field.