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문제 및 해결책

일반적인 플라스틱 재료 문제에 대한 실질적인 답변

1506 질문
Q
Burning from poor venting in PET preform '2079851475616104452
Q
Uneven crystallization white haze of PET injection products
A
PET crystallization behavior is very sensitive to mold temperature; uniform mold temperature is key.
Injection Molding PETuneven crystallizationwhite hazemold temperaturespherulite
Q
Large shrinkage rate fluctuation of PET injection parts
A
PET shrinkage rate is dominated by crystallinity and holding pressure; process stability is the guarantee of dimensional accuracy.
Injection Molding PETshrinkage ratedimensional instabilityholding pressurecrystallinity
Q
Yellowing and embrittlement of PET injection products
A
PET thermal degradation is a common problem in processing; temperature control and residence time management are key.
Injection Molding PETthermal degradationyellowingembrittlementtemperature too high
Q
Rough inner wall from barrel wear of PCTG injection machine
A
PCTG barrel roughness affects cleaning and processing.
Injection Molding PCTGbarrel wearroughlining
Q
Poor plasticization from improper screw rotation speed of PCTG injection machine
A
PCTG screw rotation speed is a plasticizing quality variable.
Injection Molding PCTGscrew rotation speedplasticizing quality
Q
Over-temperature risk of oil temperature machine in PCTG '2079851475616104452
A
PCTG mold temperature control equipment needs to be precise and reliable.
Injection Molding PCTGoil temperature machineover-temperaturemold
Q
Sudden pressure rise alarm in PCTG '2079851475616104452
A
PCTG sudden pressure rise is a runner blockage signal.
Injection Molding PCTGsudden pressure riseblockagealarm
Q
Nozzle blockage in PCTG '2079851475616104452
A
PCTG nozzle freezing requires heat preservation and cleaning.
Injection Molding PCTGnozzle blockageheat preservationinsulation
Q
Deformation from short cycle (insufficient cooling) in PCTG '2079851475616104452
A
PCTG deformation from insufficient cooling is the price of cycle compression.
Injection Molding PCTGinsufficient coolingdeformationcycle
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