Global RTD tea, coffee and protein-shake volumes are forecast to grow 7 % CAGR through 2030, and PET preforms are the silent enabler.
A 28 mm, 23 g preform now delivers a 500 ml bottle that withstands hot-fill at 85 °C and survives 1.2 m drop tests-critical for on-the-go consumption.
Multilayer structures with an EVOH barrier extend shelf life from 6 to 16 weeks without preservatives, opening export lanes for ASEAN producers shipping to the Middle East. Square-shoulder preforms maximise pallet density, adding 13 % more units per truckload, a decisive edge when freight rates spike.
Because preforms are supplied in bulk and blown on the filler's line, startups can launch a new flavour with only 100 000 preforms-versus 1 million pre-blown bottles-reducing working capital by 70 %.With 25 % rPET content now standard, RTD brands hit sustainability KPIs without reformulating recipes or investing in new filling valves.