What's DirtyingYour Screens?

摘要

Dirty screens are a good record of what goes through the extruder.once a processorj has trapped contaminants or gels,he may want ot know where they came form in the first plce.it's conventient to blame the resin supplier.But gels,which are elastic and sither threough all but the finest screens,can be produced either in a resin plant or by the extrusion process.