Cap preform moulds play a vital role in the manufacturing of bottle caps, with their production process encompassing injection, forming, and cooling stages. The precision and efficiency of cap preform moulds provide significant advantages over traditional cap manufacturing methods, including consistent quality, rapid production rates, and enhanced sustainability. As the demand for high-quality packaging solutions continues to grow, the importance of cap preform moulds in the beverage and packaging industries will only increase. Understanding their manufacturing process and benefits can help stakeholders appreciate their critical role in ensuring the integrity and safety of bottled products.