Extrusion & Post
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Glass Fibre extrusion screen frequent clogging
Fenómeno do problema
Glass Fibre extrusion needs screen replacement every 2-3h, clogging causes sudden pressure rise and output drop
Análise das causas
Raw material has many gel particles and impurities; screen mesh too high intercepts large amount of particles; filler or color masterbatch agglomerates clog screen
Solução
1) Select low-gel-content raw material; 2) adopt stepped screens 40/80/120 mesh; 3) filler and color masterbatch added by masterbatch method to reduce agglomeration; 4) install automatic screen changer to reduce downtime
Conclusão principal
Screen clogging is caused by impurities and improper configuration; raw material control and stepped screens are key
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