Processing Machinery
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PETG extruder die head large pressure fluctuation
Problem Phenomenon
The extruder die head pressure fluctuates up and down by more than 10%, and output is unstable.
Cause Analysis
Screw speed unstable, feeding fluctuates, the filter gradually clogs, temperature control fluctuates.
Solution
Check the drive system; stabilize feeding; replace the clogged filter; stabilize temperature control.
Key Takeaway
PETG die head pressure stability is the foundation of extrusion quality.
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