Processing Machinery
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PPS screw cleaning
Fenómeno del problema
Switching dark PPS to light color or material changeover cleaning is difficult.
Análisis de la causa
PPS degradation products adhere firmly to the screw wall and require special purging material and long-time cleaning.
Solución
Use aromatic purging material; long-time cleaning combined with physical scraping.
Conclusión clave
PPS cleaning requirements are a consideration in production scheduling.
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