Extrusion & Post
3 Aufrufe
Poor leveling of powder coatings
Problembeschreibung
Electrostatic sprayed coatings have an orange peel appearance
Ursachenanalyse
The powder particle size is too coarse and the distribution is wide; the heating rate is slow
Lösung
Control D50 at 30-50um, rapid temperature rise to 240-250C
Wichtigste Erkenntnis
Leveling directly affects the appearance quality of the coating
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