Problema y solución
Respuestas prácticas a los desafíos comunes de los materiales plásticos
Product surface whitening (stress whitening)
Cold marks on the product surface (flow marks)
Insufficient forming (unclear pattern)
Product bridging (webbing, insufficient stretching between multiple cavities)
Wall thickness at corners too thin or even torn
Wrinkling (folds, excessive sagging)
Improper usage ratio of recycled PET material