Molds & Tooling
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Low tear strength of PLA film
Problembeschreibung
PLA film has insufficient tear strength and tears easily.
Ursachenanalyse
PLA molecular chains are rigid, extensibility is poor, and tearing propagates fast.
Lösung
Blend with flexible polymers (PBAT, etc.) to increase tear strength.
Wichtigste Erkenntnis
PLA tear performance is a key indicator for flexible packaging applications.
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