Plastic injection molding is an extremely useful manufacturing method for producing different parts and products. It is one of the most widely used manufacturing processes in the world for mass producing plastic parts. Plastic injection molding is the process of manufacturing plastic parts and components from heating either plastic pellets or powdered plastics. The liquid is then forced into a mold to harden into the finished product. Plastic injection molding has multiple advantages that other methods of plastic molding do not have. These are the five advantages of choosing to use plastic injection molding for your next project.