Injection Molding
3 Aufrufe
Decomposition and discoloration of ETFE in '2079851475616104452
Problembeschreibung
ETFE injection molded parts become darker in color and appear brown
Ursachenanalyse
Processing temperature too high (>330°C); residence time too long; screw shear overheating
Lösung
Control maximum temperature ≤320°C; shorten the cycle; use low-shear screw
Wichtigste Erkenntnis
ETFE has a narrow processing window and requires precise control of temperature and time
War das hilfreich?
0 Personen fanden dies hilfreich
Vielen Dank für Ihr Feedback!