PET Preform Moulds: Shaping the Future of Plastic Packaging The history of China PET preform moulds is closely tied to the development of polyethylene terephthalate (PET) plastic and its growing use in packaging. PET, first synthesized in the 1940s, gained widespread popularity as a material for bottles and containers due to its strength, clarity, and recyclability. However, it was the invention and refinement of PET preform moulds that truly...
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