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문제 및 해결책

일반적인 플라스틱 재료 문제에 대한 실질적인 답변

1506 질문
Q
PETG '2079851475616104452 insufficient filling, short shot
A
PETG short shot is mainly due to excessive flow resistance or insufficient melt flowability.
Injection Molding PETGshort shotinsufficient fillinginjection pressuregate
Q
PETG '2079851475616104452 holding switchover inaccurate
A
PETG holding switchover accuracy determines product weight stability.
Injection Molding PETGholding switchoverV-P switchoverscrew position
Q
PETG '2079851475616104452 in-mold pressure too high
Q
PETG and metal insert poor bonding
A
PETG overmolding of metal inserts requires insert preheating and surface treatment.
Injection Molding PETGinsertbonding forcepreheatingsurface treatment
Q
PETG injection molded part shrinkage rate too large
A
PETG is an amorphous material, and the shrinkage rate is mainly controlled by holding pressure and cooling.
Injection Molding PETGshrinkage rateholding pressuremold temperaturedimensions
Q
Inconsistent PET bottle '2079851475616104452 cycle
A
PET preform molding cycle stability is crucial to production efficiency.
Injection Molding PETmolding cyclefluctuationcooling watertemperature control
Q
Abnormal injection pressure rise during PET '2079851475616104452
A
Abnormal PET injection pressure rise usually points to a blockage in the flow channel.
Injection Molding PETinjection pressuregate cloggingnozzlevent groove
Q
Hot runner temperature out of control in PET '2079851475616104452
A
PET hot runner temperature out of control quickly leads to batch scrap.
Injection Molding PEThot runnertemperature out of controlthermocoupleheating band
Q
Gate clogging of PET injection mold
Q
Ejector whitening in demolding of PET injection molded parts
A
PET ejector whitening is the result of local stress exceeding material strength.
Injection Molding PETejector whiteningdemoldingejection forcedraft angle
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