Production & Quality
5 görüntüleme
PET Preform Storage Deformation
Sorun Belirtisi
Preforms become elliptically deformed after stacking, and heating is uneven during blowing.
Neden Analizi
Preforms creep and deform under stacking pressure and heat (warehouse high temperature); or overfilled cartons squeeze them.
Çözüm
①Control warehouse temperature; ②carton loading quantity specifications; ③reject deformed preforms; ④first-in first-out.
Temel Çıkarım
Preforms also fear heat and pressure.
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