Extrusion & Post
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Regulation of purging cycle of PPA in stretch film Processing
Problem Phenomenon
The purging cycle abnormality of the PPA processing aid in stretch film production affects efficiency.
Cause Analysis
The purging cycle of the PPA fluoropolymer is unsatisfactory at an addition amount of 0.05%, and the fluorine content needs to be optimized.
Solution
Adjust the PPA addition position combined with screw design.
Key Takeaway
The key to the performance of PPA lies in matching with the base resin.
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