문제 및 해결책

일반적인 플라스틱 재료 문제에 대한 실질적인 답변

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POE product elliptical deformation

Elliptical deformation is caused by asymmetric demolding force; uniform ejection is key

Molds & Tooling POEelliptical deformationsymmetric ejectionuniform coolingsizing time

POE film moisture barrier insufficient

Material Drying POE filmmoisture barrierWVTRPOE/HDPE co-extrusionPVDC coating

POE film self-adhesion too strong

Extrusion & Post POE filmself-adhesionantiblocking agentwinding temperatureerucamide

POE internal delamination cracking

Extrusion & Post POEinternal delaminationinterfacial adhesioncompatibilizeruniform cooling

POE surface snakeskin pattern

Extrusion & Post POEsnakeskin patternextrusion temperatureelastic recoverydie temperature control

POE internal black speck carbonization

Processing Machinery POEinternal black speckthermal carbonizationscrew cleaningtemperature control

POE product twist deformation

Twist deformation is caused by asymmetric cooling; symmetric cooling is key

Molds & Tooling POEtwist deformationsymmetric coolinggate arrangementannealing

POE/carbon black conductivity unstable

Material Analysis POE conductivitycarbon black dispersioncritical concentrationconductive networkcarbon black structure

POE flexural modulus low

Material Analysis POEflexural modulusrigid fillernucleating agentcrystallinity

POE film puncture strength low

Low puncture is caused by low modulus and thin thickness; thickening and stiffening

Molding Process POE filmpuncture strengthelastic modulusfilm thicknessslight crosslinking

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