Processing Machinery
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PPS screw cleaning
Fenómeno do problema
Switching dark PPS to light color or material changeover cleaning is difficult.
Análise das causas
PPS degradation products adhere firmly to the screw wall and require special purging material and long-time cleaning.
Solução
Use aromatic purging material; long-time cleaning combined with physical scraping.
Conclusão principal
PPS cleaning requirements are a consideration in production scheduling.
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