Molding Process
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Black specks produced in processing due to incomplete dust removal of PETG
Problembeschreibung
Black speck impurities appear in the product, affecting appearance and hygiene.
Ursachenanalyse
Workshop dust or impurities in the raw material form black specks during processing, and the feeding system is not sealed.
Lösung
Ensure workshop cleanliness; sieve the raw material and use magnetic attraction to remove metal impurities; seal the feeding system.
Wichtigste Erkenntnis
PETG transparent products have high cleanliness requirements.
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