Problem & Solution

Practical answers to common plastic material challenges

Browse Articles →

Periodic EAA surface ripples

Ripples are caused by unstable injection; equipment overhaul and PID control are key

Injection Molding EAAsurface ripplesinjection stabilityequipment overhaulPID control

EAA surface tiger stripe pattern

Injection Molding EAAtiger stripe patterninjection speedmulti-stage injectionmold temperature control

Obvious EAA surface color difference

Injection Molding EAAcolor differencecolor masterbatch dispersionpigment orientationtemperature stability

EAA surface orange peel texture

Injection Molding EAAorange peel texturemold temperatureholding pressuresurface solidification

Severe EAA internal stress concentration

Injection Molding EAAinternal stressorientation stressannealing treatmentuniform cooling

Unstable weight of EAA injection molded products

Product weight stability depends on shot volume accuracy and holding consistency

Injection Molding EAA injection weight fluctuation shot volume holding consistency V/P switchover

Cold slug marks in EAA '2079851475616104452

Injection Molding EAA injection cold slug mark nozzle temperature cold slug well injection pressure

Flow marks in EAA '2079851475616104452

Injection Molding EAA injection flow mark injection speed mold temperature gate area

Shrinkage marks in EAA '2079851475616104452

Injection Molding EAA injection shrinkage holding pressure wall thickness difference gate design

Unbalanced filling of multi-cavity in EAA '2079851475616104452

Injection Molding EAA injection multi-cavity balance runner design gate size mold flow analysis

Prev 1 ... 89 90 91 92 93 94 95 ... 151 Next