Injection Molding
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Nozzle blockage in PCTG '2079851475616104452
Problem Phenomenon
Material freezes and blocks at the nozzle.
Cause Analysis
Nozzle temperature too low, below melting temperature, mold cold conduction causes freezing.
Solution
Increase nozzle temperature; insulate nozzle from mold; purge material before shutdown.
Key Takeaway
PCTG nozzle freezing requires heat preservation and cleaning.
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