Extrusion & Post
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HDPE extrusion screen clogs quickly
Problem Phenomenon
Screens are replaced frequently and pressure rises quickly.
Cause Analysis
Many impurities in raw material, regrind contamination or much carbonized material; unreasonable screen mesh configuration.
Solution
①Improve raw material cleanliness; ②control regrind; ③optimize the screen combination (coarse→fine gradient); ④regularly clean the machine.
Key Takeaway
For fast screen clogging, first check the cleanliness of the material source.
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