Material Drying
8 visualizaciones
PETG smoking during extrusion molding
Fenómeno del problema
Smoke and odor appear at the PETG extruder die head or vent port.
Análisis de la causa
2079851475616104451 insufficient and moisture vaporizes, processing temperature high and low-molecular substances volatilize or degrade, residual monomers or solvents in the raw material.
Solución
Fully dry to moisture <0.01%; lower the processing temperature to 230-250°C; check raw material quality; strengthen ventilation and exhaust.
Conclusión clave
PETG extrusion smoking is usually related to moisture and temperature.
¿Le ha resultado útil?
0 personas encontraron esto útil
¡Gracias por sus comentarios!