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문제 및 해결책

일반적인 플라스틱 재료 문제에 대한 실질적인 답변

1506 질문
Q
Unbalanced filling of multi-cavity in PU '2079851475616104452
A
Multi-cavity filling imbalance is caused by runner design; balanced runners and mold flow analysis are key
Injection Molding PU injection multi-cavity balance runner design gate size mold flow analysis
Q
Ejection Whitening on PU Injection Molded Products
Q
Uneven Color in PU Mixed with Color Masterbatch
A
Color masterbatch carrier matching and full dispersion are the keys to color uniformity
Injection Molding PU coloringcolor masterbatchcarrier compatibilitypigment dispersioncolor streak
Q
Oil Spots on PU Injection Molded Products
Q
Insufficient Flow Length Ratio in PU '2079851475616104452
A
Insufficient flow length ratio is caused by PU high viscosity; high temperature, high pressure and large gate are key
Injection Molding PU injectionflow length ratiomelt viscosityinjection temperatureflow aid
Q
Low Weld Line Strength in PU '2079851475616104452
Q
Severe Flash in PU '2079851475616104452
A
Flash is caused by high-pressure injection and mold gap; reducing pressure and improving mold mating are key
Injection Molding PU injectionflashclamping forceparting lineinjection pressure
Q
Warpage in PU '2079851475616104452
Q
Premature Gate Freezing in PU '2079851475616104452
A
Premature gate freezing is caused by small gate and low temperature; enlarging the gate and increasing temperature are the fundamental measures
Injection Molding PU injectiongate freezingholding pressure transmissiongate sizemold temperature
Q
Burnt Marks from Insufficient Mold Venting in PU '2079851475616104452
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