A bottle sealing machine is a device used to securely close bottles after they have been filled with liquids or other products. This machine ensures that the contents remain fresh and protected from contamination. It can be used in various industries, including food and beverage, pharmaceuticals, and cosmetics. These machines come in different types, such as manual, semi-automatic, and fully automatic, catering to different production needs. They typically use methods like heat sealing, pressure sealing, or induction sealing to create a tight seal. This helps maintain product quality and extends shelf life.