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Preform Heating
PET Preform Heating Zones Explained
November 5, 2026
PET Preform Heating Zones Explained In a reheat stretch blow moulding (SBM) machine, preforms are not heated uniformly along their vertical length. A finished PET bottle requires vastly different amounts of biaxial stretching across its profile: the …
rPET Preform Reheating What to Review When Material Batches Change
November 5, 2026
rPET Preform Reheating: What to Review When Material Batches Change The global transition toward circular packaging has made recycled polyethylene terephthalate (rPET) a standard raw material across beverage and consumer packaging plants. While 25%, …