Injection Molding
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Odor residue in products during PLA '2079851475616104452
Problem Phenomenon
PLA products have residual lactic acid or sweet smell.
Cause Analysis
Low molecular lactic acid produced by degradation remains, the processing temperature is too high, and monomers remain in the raw material.
Solution
Control the processing temperature <200°C; fully ventilate; ventilate and air after demolding.
Key Takeaway
The odor of PLA products affects the use experience.
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