Extrusion & Post
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Frequent blockage of PLA melt filter screen
Problem Phenomenon
During PLA extrusion or '2079851475616104452, the filter screen is quickly blocked and the screen is changed frequently.
Cause Analysis
There are many gel impurities in the raw material, or PLA degradation produces gel particles that block the filter screen.
Solution
Improve the raw material filtration grade; lower the processing temperature to prevent degradation; use a larger area filter screen.
Key Takeaway
PLA filter blockage is related to raw material purity and degradation.
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