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Yaygın plastik malzeme zorluklarına pratik yanıtlar

Makalelere Göz At →
1506 soru
Q
Periodic EAA surface ripples
A
Ripples are caused by unstable injection; equipment overhaul and PID control are key
Injection Molding EAAsurface ripplesinjection stabilityequipment overhaulPID control
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Q
EAA surface tiger stripe pattern
A
Tiger stripe pattern is caused by unstable injection front; multi-stage injection and high mold temperature are key
Injection Molding EAAtiger stripe patterninjection speedmulti-stage injectionmold temperature control
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Q
Obvious EAA surface color difference
A
Color difference is caused by uneven dispersion and orientation; masterbatch method and stable processing are key
Injection Molding EAAcolor differencecolor masterbatch dispersionpigment orientationtemperature stability
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Q
EAA surface orange peel texture
A
Orange peel texture is caused by rapid cooling and solidification; increasing mold temperature and holding pressure is key
Injection Molding EAAorange peel texturemold temperatureholding pressuresurface solidification
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Q
Severe EAA internal stress concentration
A
Internal stress is caused by fast injection and uneven cooling; reducing speed, uniform cooling and annealing are key
Injection Molding EAAinternal stressorientation stressannealing treatmentuniform cooling
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Q
Unstable weight of EAA injection molded products
A
Product weight stability depends on shot volume accuracy and holding consistency
Injection Molding EAA injection weight fluctuation shot volume holding consistency V/P switchover
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Q
Cold slug marks in EAA '2079851475616104452
A
Cold slug marks are caused by solidified residual material in the nozzle; raising the nozzle temperature and cold slug well design are the key
Injection Molding EAA injection cold slug mark nozzle temperature cold slug well injection pressure
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Q
Flow marks in EAA '2079851475616104452
A
Flow marks are caused by unstable injection front and rapid cooling; multi-stage injection and high mold temperature are the key
Injection Molding EAA injection flow mark injection speed mold temperature gate area
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Q
Shrinkage marks in EAA '2079851475616104452
A
Shrinkage is caused by insufficient holding pressure and wall thickness differences; high-pressure holding and multiple gates are the core countermeasures
Injection Molding EAA injection shrinkage holding pressure wall thickness difference gate design
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Q
Unbalanced filling of multi-cavity in EAA '2079851475616104452
A
Unbalanced multi-cavity filling is caused by runner design; balanced runners and mold flow analysis are the key
Injection Molding EAA injection multi-cavity balance runner design gate size mold flow analysis
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