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Problema e solução

Respostas práticas para os desafios comuns dos materiais plásticos

1506 perguntas
Q
EEA injection molded product ejector whitening
Q
Uneven color of EEA mixed with color masterbatch
A
Color masterbatch carrier matching and full dispersion are the key to color uniformity
Injection Molding EEA coloringcolor masterbatchcarrier compatibilitypigment dispersioncolor streaks
Q
Oil spots on EEA injection molded products
A
Oil spots are caused by external sources of release agent and lubricant; reducing release agent and sealing mold lubrication are the key
Injection Molding EEA injectionoil spotsrelease agentlubricant precipitationmold sealing
Q
Low weld line strength in EEA injection
Q
Insufficient EEA injection flow length ratio
A
Insufficient flow length ratio is caused by EEA high viscosity; high temperature, high pressure and large gate are the key
Injection Molding EEA injectionflow length ratiomelt viscosityinjection temperatureflow aid
Q
Severe EEA injection flash
A
Flash is caused by high-pressure injection and mold gap; reducing pressure and improving mold fitting is the key
Injection Molding EEA injectionflashclamping forceparting lineinjection pressure
Q
EEA injection warpage deformation
A
Warpage is caused by shrinkage difference and orientation stress; uniform mold temperature and holding are the key
Injection Molding EEA injectionwarpageshrinkage rateholding pressureannealing treatment
Q
EEA injection gate freezing too early
Q
EEA injection mold venting burnt
A
Q
EEA '2079851475616104452 demolding difficulty
A
Demolding difficulty is caused by adhesion and insufficient mold design; increasing draft angle is the fundamental measure
Injection Molding EEA injectiondemolding difficultydraft angleadhesionejection design
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