Injection Molding
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PETG '2079851475616104452 holding switchover inaccurate
Fenómeno do problema
During PETG '2079851475616104452, the V-P switchover position or pressure is inaccurate, and product weight fluctuates.
Análise das causas
Improper V-P switchover point setting (too early or too late), hydraulic system response delay, material batch viscosity fluctuation.
Solução
Use screw position switchover accurate to 0.1mm; optimize the switchover point at 95-98% filling; stabilize material batch quality.
Conclusão principal
PETG holding switchover accuracy determines product weight stability.
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