Thermoforming
6 مشاهدة
Uneven wall thickness of PET thermoformed products
ظاهرة المشكلة
After '2079851475616104458 of PET sheet, product wall thickness is severely uneven, with corners too thin or even ruptured.
تحليل الأسباب
Uneven sheet heating causes local temperature differences; forming mold temperature distribution is uneven; forming speed is too fast without full stretching.
الحل
Optimize zone control of the heating oven to make sheet temperature uniform (100-120°C); adjust mold temperature distribution; use plug-assist forming.
الخلاصة الأساسية
PET '2079851475616104458 wall thickness control depends on sheet heating uniformity and the forming process.
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