Packaging machines are used to package products or components, including equipment that forms, fills, seals, wraps, cleans and packages at different levels of automation.Leveling and filling compounds are used to level surfaces, fill cavities, and shim or set machinery. They often have filling and sealing properties. Filling machines and packing machines fill containers such as bags, bottles, and cans with a predetermined volume of product, such as food, cosmetics, or medicine.