Molding Process
5 مشاهدة
PETG product high notch sensitivity
ظاهرة المشكلة
The product easily breaks at notches, and the notched impact strength is low.
تحليل الأسباب
PETG has the mechanical characteristic of notch sensitivity, and sharp corners and edges produce stress concentration.
الحل
Design the product to avoid sharp corners and edges; use larger fillet transitions; appropriately increase wall thickness.
الخلاصة الأساسية
PETG notch-sensitive design requires sufficient safety margin.
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