문제 및 해결책

일반적인 플라스틱 재료 문제에 대한 실질적인 답변

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MP Surface Snakeskin Pattern

Extrusion & Post MPSnakeskin PatternExtrusion TemperatureElastic RecoveryDie Temperature Control

MP Low Flexural Modulus

Material Analysis MPFlexural ModulusRigid FillerNucleating AgentCrystallinity

MP Product Twist Deformation

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

Molds & Tooling MPTwist DeformationSymmetric CoolingGate ArrangementAnnealing

MP Hydrolytic Aging

Material Analysis MPHydrolytic AgingPolar GroupsAnti-Hydrolysis StabilizerWaterproof Coating

MP Large Processing Smoke

Material Analysis MPProcessing SmokeVolatilesExhaust SystemTemperature Reduction

MP Periodic Surface Ripples

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

Injection Molding MPSurface RipplesInjection StabilityEquipment OverhaulPID Control

MP Poor Plasticization

Processing Machinery MPPoor PlasticizationScrew Compression RatioShear RateProcessing Temperature

MP Internal Inclusions

Production & Quality MPInclusionsRaw Material FiltrationEnvironmental CleaningRecycled Material Sorting

MP hardness too low

Molding Process MP hardness too low rigid filler plasticizer crystallization control

MP insufficient toughness brittle fracture

Material Analysis MP insufficient toughness molecular weight crosslinking control crystallization refinement

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