PET preforms are typically made from PET resin using the injection molding process. These preforms are then heated and stretched to create PET bottles for various products such as water, soda, and other beverages. PET preforms play a crucial role in the packaging industry as they ensure the durability and safety of the products stored within them. The quality of the preform significantly impacts the final product, making it essential for manufacturers to prioritize the production of high-quality preforms. Additionally, PET preforms are lightweight, transparent, and recyclable, making them a popular choice for packaging materials. With the increasing focus on sustainability and environmental responsibility, PET preforms are becoming even more important in the packaging industry.