Esta informação se concentra nas características essenciais dos polímeros, com alguns exemplos de resinas populares e suas aplicações. Ao responder as perguntas deste informtivoajudarão você a escolher a resina mais adequada ao projeto.
O encolhimento dos plásticos é provocado pela contração da massa de material injetado durante a etapa de resfriamento no ciclo de injeção. Essa contração se deve em parte a diferença de densidade entre o estado plástico fundido e o estado rígido resfriado.
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