Problem & Solution

Practical answers to common plastic material challenges

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EAA angle deviation

Molds & Tooling EAAangle deviationshrinkage compensationmold designsufficient cooling

Obvious EAA surface color difference

Injection Molding EAAcolor differencecolor masterbatch dispersionpigment orientationtemperature stability

EAA length out of tolerance

Molds & Tooling EAAlength out of toleranceshrinkage ratemold compensationsufficient cooling

EAA surface orange peel texture

Injection Molding EAAorange peel texturemold temperatureholding pressuresurface solidification

EAA vacuum section overflow

Overflow is caused by low melt viscosity; lowering temperature and adding a baffle is key

Extrusion & Post EAAvacuum section overflowmelt viscositytemperature reductionvent baffle

Severe EAA internal stress concentration

Injection Molding EAAinternal stressorientation stressannealing treatmentuniform cooling

Dense EAA surface pits

Extrusion & Post EAAsurface pitsimpurity particlesmold repairpure raw material

EAA flame retardant effect not up to standard

Material Analysis EAAflame retardancyflame retardantcompatibilitymasterbatch method

Stress cracking of EAA

Production & Quality EAA stress cracking environmental stress annealing treatment high molecular weight

Surface microcracks of EAA

Production & Quality EAA microcrack internal stress annealing treatment stress concentration design

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