Problema e solução

Respostas práticas para os desafios comuns dos materiais plásticos

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EAA product twisting deformation

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

Molds & Tooling EAAtwisting deformationsymmetric coolinggate arrangementannealing

Low EAA flexural modulus

Material Analysis EAAflexural modulusrigid fillernucleating agentcrystallinity

EAA hydrolytic aging

Material Analysis EAAhydrolytic agingpolar groupsanti-hydrolysis stabilizerwaterproof coating

Periodic EAA surface ripples

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

Injection Molding EAAsurface ripplesinjection stabilityequipment overhaulPID control

Large EAA processing smoke

Large smoke is caused by volatile evaporation; lowering temperature and exhausting is key

Material Analysis EAAprocessing smokevolatilesexhaust systemtemperature reduction

Poor EAA plasticization

Processing Machinery EAApoor plasticizationscrew compression ratioshear rateprocessing temperature

EAA internal inclusions

Production & Quality EAAinclusionsraw material filtrationenvironmental cleanlinessrecycled material sorting

EAA hardness too low

Molding Process EAAlow hardnessrigid fillerplasticizercrystallization control

Insufficient EAA flatness

Molds & Tooling EAAflatnessshrinkage differenceuniform mold temperatureannealing treatment

EAA internal unmelted particles

Processing Machinery EAAunmelted particlesplasticizing capacityprocessing temperaturescrew mixing

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