Molding Process
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Fast cutter wear of PLA pelletizing water ring
Fenómeno del problema
When PLA is pelletized by water-ring cutting, the cutter wears abnormally fast.
Análisis de la causa
PLA melt viscoelasticity, stringing and tailing cause large cutter load.
Solución
Optimize the pelletizing process (match water temperature and cutter speed).
Conclusión clave
PLA pelletizing cutter life is lower than conventional plastics.
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