Production & Quality
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EVOH Internal Inclusions
Fenómeno del problema
0.1-0.5mm inclusions inside EVOH products affecting appearance
Análisis de la causa
Impurity particles in raw material; dust contamination from production environment; foreign matter mixed into recycled material
Solución
1) Filter raw material through 120 mesh to remove impurities; 2) Clean production environment to control dust; 3) Strictly sort recycled material to remove foreign matter
Conclusión clave
Inclusions are caused by raw material and environmental contamination; filtration and environmental control are key
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