Closing machines are machines used to close packages or containers. These machines are usually used in industry to ensure high speed and accuracy in closing packages. There are different types of sealing machines that are designed for different applications. For example, there are machines that close cans or jars by screwing or placing lids on them. But there are also machines that seal folding boxes with adhesive tape or close bags with a zipper or a welded seam. Sealing machines can be automatic or semi-automatic, depending on the application. Automatic machines are typically faster and require less human intervention, while semi-automatic machines offer greater flexibility and are easier to operate. Closing machines are used in many industries, such as food and beverages, pharmaceuticals, cosmetics, logistics and mail order.