Problema e solução

Respostas práticas para os desafios comuns dos materiais plásticos

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EEA Flame Retardancy Not Up to Standard

Material Analysis EEA flame retardancy flame retardant compatibility masterbatch method

EEA Stress Cracking

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

EEA Surface Microcracks

Production & Quality EEA microcracks internal stress annealing treatment stress concentration design

EEA Poor Surface Gloss

Molds & Tooling EEA gloss mold polishing crystallization scattering nucleating agent

EEA Purging Difficulty

Processing Machinery EEA purging difficulty adhesion PE flushing dedicated purging compound

EEA material changeover residue

Processing Machinery EEAmaterial changeover residuepurging materialscrew disassemblydead zone cleaning

Fast EEA ultraviolet aging

Fast ultraviolet aging is caused by photo-oxidation; UV absorber and HALS are key

Material Analysis EEAultraviolet agingUV absorberHALSradical capture

Unstable EEA shrinkage rate

Material Analysis EEAshrinkage ratebatch differencetemperature control stabilitycrystallization consistency

Coarse EEA internal crystallization

Molding Process EEAcoarse crystallizationspherulite refinementnucleating agentcooling rate

Unstable EEA injection molded product weight

Product weight stability depends on injection amount accuracy and holding consistency

Injection Molding EEA injectionweight fluctuationinjection amountholding consistencyV/P switchover

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