The efficiency of the PET preform mould in terms of material use is another key aspect of its role. During the injection molding process, molten PET is injected into the preform mould, and excess material that is not needed is ejected. Modern preform moulds are designed to minimize waste, ensuring that the PET material is used efficiently to create each preform.

This material efficiency helps reduce overall production costs, as less raw material is wasted during the molding process. Additionally, PET is a highly recyclable material, and many manufacturers use recycled PET (rPET) in the production of preforms. PET preform moulds can be adapted to work with both virgin PET and recycled PET, contributing to more sustainable manufacturing practices in the packaging industry.

The role of PET preform moulds also extends to the flexibility they provide in design and customization. PET preforms can be molded into a variety of shapes and sizes, depending on the final container design. This versatility is especially important for industries that require packaging with specific characteristics, such as bottles with narrow necks, handles, or unique shapes.

PET preform moulds can be customized to meet the exact design specifications of the product being produced. For example, a manufacturer producing water bottles may need preforms that are shaped to allow for an ergonomic design, while a company making cosmetic containers may need more intricate preform designs to accommodate specific packaging features. The ability to customize PET preform moulds ensures that manufacturers can create packaging that not only meets functional requirements but also aligns with brand identity and aesthetic preferences.

https://www.pet-preform.com/product/pet-preform/thread-pet-preform/
There are mainly 46mm and 48mm pet preform with threaded mouth, and the existing weight ranges from 85g-170g. The preforms are widely used in 4.5L-10L large-capacity mineral water bottles.