{"id":2105,"date":"2020-05-16T16:04:55","date_gmt":"2020-05-16T16:04:55","guid":{"rendered":"http:\/\/boyanmfg.com\/?p=2105"},"modified":"2024-05-27T17:16:29","modified_gmt":"2024-05-27T17:16:29","slug":"an-all-around-introduction-of-clear-plastic-molding","status":"publish","type":"post","link":"https:\/\/boyanmfg.com\/pt\/an-all-around-introduction-of-clear-plastic-molding\/","title":{"rendered":"Uma introdu\u00e7\u00e3o geral \u00e0 moldagem de pl\u00e1stico transparente"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"2105\" class=\"elementor elementor-2105\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-249b458 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"249b458\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-74022a5\" data-id=\"74022a5\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-eff7517 elementor-widget elementor-widget-heading\" data-id=\"eff7517\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_78 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title ez-toc-toggle\" style=\"cursor:pointer\">\u00cdndice<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Alternar o \u00edndice\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Alternar<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/boyanmfg.com\/pt\/an-all-around-introduction-of-clear-plastic-molding\/#All_you_need_to_know_about_clear_plastic_molding\" >Tudo o que precisa de saber sobre a moldagem de pl\u00e1stico transparente<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/boyanmfg.com\/pt\/an-all-around-introduction-of-clear-plastic-molding\/#Advantages_of_Clear_Plastics\" >Vantagens dos pl\u00e1sticos transparentes<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/boyanmfg.com\/pt\/an-all-around-introduction-of-clear-plastic-molding\/#How_to_Measure_Transparency\" >Como medir a transpar\u00eancia<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/boyanmfg.com\/pt\/an-all-around-introduction-of-clear-plastic-molding\/#Light_transmittance\" >Transmit\u00e2ncia da luz (%)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/boyanmfg.com\/pt\/an-all-around-introduction-of-clear-plastic-molding\/#Haze\" >Haze (%)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/boyanmfg.com\/pt\/an-all-around-introduction-of-clear-plastic-molding\/#Available_Clear_Plastics\" >Pl\u00e1sticos transparentes dispon\u00edveis<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/boyanmfg.com\/pt\/an-all-around-introduction-of-clear-plastic-molding\/#How_to_Choose_a_Transparent_Plastic\" >Como escolher um pl\u00e1stico transparente<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/boyanmfg.com\/pt\/an-all-around-introduction-of-clear-plastic-molding\/#Comparison_between_PMMA_and_PC\" >Compara\u00e7\u00e3o entre PMMA e PC<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/boyanmfg.com\/pt\/an-all-around-introduction-of-clear-plastic-molding\/#Injection_defects_to_avoid\" >Defeitos de inje\u00e7\u00e3o a evitar<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/boyanmfg.com\/pt\/an-all-around-introduction-of-clear-plastic-molding\/#Critical_Points_in_Design_and_Production\" >Pontos cr\u00edticos na conce\u00e7\u00e3o e produ\u00e7\u00e3o<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/boyanmfg.com\/pt\/an-all-around-introduction-of-clear-plastic-molding\/#High_Precision_Machining_and_Polishing\" >Maquina\u00e7\u00e3o e polimento de alta precis\u00e3o<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/boyanmfg.com\/pt\/an-all-around-introduction-of-clear-plastic-molding\/#Gate_Design\" >Conce\u00e7\u00e3o do port\u00e3o<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/boyanmfg.com\/pt\/an-all-around-introduction-of-clear-plastic-molding\/#Part_Design\" >Desenho da pe\u00e7a<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/boyanmfg.com\/pt\/an-all-around-introduction-of-clear-plastic-molding\/#Conduct_a_Mold_Flow_Analysis\" >Realizar uma an\u00e1lise do fluxo do molde<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/boyanmfg.com\/pt\/an-all-around-introduction-of-clear-plastic-molding\/#Adequate_Mold_Venting\" >Ventila\u00e7\u00e3o adequada do molde<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/boyanmfg.com\/pt\/an-all-around-introduction-of-clear-plastic-molding\/#Use_a_clean_machine\" >Utilizar uma m\u00e1quina limpa<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/boyanmfg.com\/pt\/an-all-around-introduction-of-clear-plastic-molding\/#Conclusion\" >Conclus\u00e3o<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/boyanmfg.com\/pt\/an-all-around-introduction-of-clear-plastic-molding\/#We_are_experts_in_plastic_injection_molding_Contact_us_now_and_get_a_quick_quote\" >Somos especialistas em moldagem por inje\u00e7\u00e3o de pl\u00e1stico. Contacte-nos agora e obtenha um or\u00e7amento r\u00e1pido!<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"All_you_need_to_know_about_clear_plastic_molding\"><\/span>Tudo o que precisa de saber sobre a moldagem de pl\u00e1stico transparente<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2b76f3e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2b76f3e\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-9c44e1f\" data-id=\"9c44e1f\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0ec4537 elementor-widget elementor-widget-text-editor\" data-id=\"0ec4537\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">Devido \u00e0 propriedade do material de fluxo r\u00edgido e aos elevados requisitos est\u00e9ticos, a moldagem de pl\u00e1sticos transparentes \u00e9 uma tarefa mais dif\u00edcil do que a moldagem de pl\u00e1sticos normais. Esta publica\u00e7\u00e3o \u00e9 uma introdu\u00e7\u00e3o geral aos materiais pl\u00e1sticos transparentes e \u00e0 moldagem por inje\u00e7\u00e3o de pl\u00e1sticos transparentes, bem como aos aspectos a que deve prestar aten\u00e7\u00e3o durante os processos de conce\u00e7\u00e3o e produ\u00e7\u00e3o.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-f6b0091 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f6b0091\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-86f8635\" data-id=\"86f8635\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0ffb6c6 elementor-widget elementor-widget-text-editor\" data-id=\"0ffb6c6\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">1. <a href=\"#transparency\">Como medir a transpar\u00eancia dos materiais<\/a>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6276be5 elementor-widget elementor-widget-text-editor\" data-id=\"6276be5\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">3.<a href=\"#possible_defects\"> Poss\u00edveis defeitos de inje\u00e7\u00e3o a evitar<\/a>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-91984a6\" data-id=\"91984a6\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-090c51c elementor-widget elementor-widget-text-editor\" data-id=\"090c51c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">2. <a href=\"#transparent_plastics\">Introdu\u00e7\u00e3o dos pl\u00e1sticos transparentes dispon\u00edveis<\/a>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d4f3e7a elementor-widget elementor-widget-text-editor\" data-id=\"d4f3e7a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">4. <a href=\"#critical_points\">Pontos cr\u00edticos na conce\u00e7\u00e3o e fabrico<\/a>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6dbbf6d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6dbbf6d\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0fa97c9\" data-id=\"0fa97c9\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-bab051b elementor-widget elementor-widget-heading\" data-id=\"bab051b\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"Advantages_of_Clear_Plastics\"><\/span>Vantagens dos pl\u00e1sticos transparentes<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1291374 elementor-widget elementor-widget-text-editor\" data-id=\"1291374\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">Atualmente, existem muitas aplica\u00e7\u00f5es de pl\u00e1sticos transparentes no mundo moderno: luzes, pe\u00e7as para autom\u00f3veis, electrodom\u00e9sticos e recipientes para alimentos\/bebidas. Em compara\u00e7\u00e3o com o vidro, os pl\u00e1sticos oferecem uma transpar\u00eancia compar\u00e1vel e t\u00eam tamb\u00e9m muitas vantagens, tais como menor peso, menor custo, maior rigidez e melhor resist\u00eancia ao impacto.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d1aa4f4 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"d1aa4f4\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-fbd544a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"fbd544a\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-dd94846\" data-id=\"dd94846\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5068602 elementor-widget elementor-widget-menu-anchor\" data-id=\"5068602\" data-element_type=\"widget\" data-widget_type=\"menu-anchor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-menu-anchor\" id=\"transparency\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1c8a007 elementor-widget elementor-widget-heading\" data-id=\"1c8a007\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"How_to_Measure_Transparency\"><\/span>Como medir a transpar\u00eancia<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5847513 elementor-widget elementor-widget-text-editor\" data-id=\"5847513\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">A transpar\u00eancia \u00e9 medida principalmente por dois par\u00e2metros:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-38f3b2f elementor-widget elementor-widget-heading\" data-id=\"38f3b2f\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"Light_transmittance\"><\/span>Transmit\u00e2ncia da luz (%)<span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-20e89e9 elementor-widget elementor-widget-text-editor\" data-id=\"20e89e9\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">Isto \u00e9 bastante simples. A transmit\u00e2ncia da luz \u00e9 definida como a percentagem de luz que atravessa o material transparente (a restante percentagem \u00e9 reflectida ou absorvida pelo objeto transparente).<\/p><p class=\"translation-block\">Nenhum material transparente pode ter a transmit\u00e2ncia da luz de 100%; mesmo o melhor vidro \u00f3tico s\u00f3 pode atingir a transmit\u00e2ncia de 95%! Em geral, para os pl\u00e1sticos, a transmiss\u00e3o da luz \u00e9 de cerca de 92% para PMMA e 90% para PC.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-39ef9fe elementor-widget elementor-widget-heading\" data-id=\"39ef9fe\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"Haze\"><\/span><a href=\"https:\/\/omnexus.specialchem.com\/polymer-properties\/properties\/haze\" target=\"_blank\" rel=\"noopener\">Haze (%)<\/a><span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-eda5a3b elementor-widget elementor-widget-text-editor\" data-id=\"eda5a3b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">A n\u00e9voa \u00e9 a dispers\u00e3o da luz quando esta passa atrav\u00e9s de um objeto; faz com que os objectos pare\u00e7am nublados ou enevoados quando se v\u00ea atrav\u00e9s do material transparente.<\/p><p class=\"translation-block\">Um bom pl\u00e1stico transparente tem um \u00edndice de turva\u00e7\u00e3o inferior a 2%, compar\u00e1vel ao do vidro; um bom material transparente deve ter uma elevada transmiss\u00e3o de luz e um \u00edndice de turva\u00e7\u00e3o baixo.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-15a3298 elementor-widget elementor-widget-text-editor\" data-id=\"15a3298\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\"><strong><em>Materiais que difundem a luz<\/em><u>:<\/u><\/strong> <em>Alguns materiais podem ter uma elevada transmiss\u00e3o da luz e, ao mesmo tempo, um elevado valor de emba\u00e7amento; s\u00e3o os chamados \u2018materiais que difundem a luz\u2019. S\u00e3o frequentemente utilizados em coberturas para luzes LED e indicadores LED, para que a luz se torne mais uniforme e menos ofuscante. <\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a41f698 elementor-widget elementor-widget-image\" data-id=\"a41f698\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"http:\/\/boyanmfg.com\/shop\/light-diffusing-plastic-part\/\">\n\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/03\/light-diffusing-plastic-part-300x300.jpg\" class=\"attachment-medium size-medium wp-image-1992\" alt=\"pe\u00e7a pl\u00e1stica difusora de luz\" srcset=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/03\/light-diffusing-plastic-part-300x300.jpg 300w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/03\/light-diffusing-plastic-part-100x100.jpg 100w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/03\/light-diffusing-plastic-part-600x600.jpg 600w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/03\/light-diffusing-plastic-part-150x150.jpg 150w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/03\/light-diffusing-plastic-part.jpg 750w\" sizes=\"(max-width: 300px) 100vw, 300px\">\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0a490ca elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0a490ca\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e691692\" data-id=\"e691692\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0a4374c elementor-widget elementor-widget-menu-anchor\" data-id=\"0a4374c\" data-element_type=\"widget\" data-widget_type=\"menu-anchor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-menu-anchor\" id=\"transparent_plastics\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-55adb37 elementor-widget elementor-widget-heading\" data-id=\"55adb37\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"Available_Clear_Plastics\"><\/span>Pl\u00e1sticos transparentes dispon\u00edveis<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2910073 elementor-widget elementor-widget-text-editor\" data-id=\"2910073\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">Os pl\u00e1sticos transparentes s\u00e3o muito mais vers\u00e1teis do que se possa pensar \u00e0 partida! A maior parte deles s\u00e3o <strong>pl\u00e1sticos amorfos<\/strong>, incluindo <strong>PMMA (acr\u00edlico), PC, PS, PPSU, PES, ABS, AS, PETG, PCTG<\/strong>, e tamb\u00e9m <strong>pl\u00e1sticos cristalinos<\/strong>, como <strong>PET<\/strong>, e at\u00e9 <strong>PA(nylon), PP.<\/strong><\/p><p class=\"translation-block\">\u00c9 importante notar que estes n\u00e3o s\u00e3o PP e PA normais, porque o PP normal \u00e9 transl\u00facido (meio transparente) e o PA \u00e9 normalmente opaco. O PP e o PA transparentes s\u00e3o especialmente modificados para serem semi-cristalinos ou com cristais muito pequenos, para que a luz ainda possa passar.<\/p><p class=\"translation-block\">Ao mesmo tempo, existem pl\u00e1sticos transparentes el\u00e1sticos (ou macios), como o<strong> TPU<\/strong> ou o<strong> PVC. <\/strong>S\u00e3o frequentemente utilizados para fabricar capas para telem\u00f3veis.<\/p><p class=\"translation-block\">O <strong>PE<\/strong> e o <strong>PVC<\/strong> podem ser transformados em pel\u00edculas transparentes, mas a sua clareza diminui rapidamente quando a espessura aumenta, pelo que n\u00e3o s\u00e3o considerados materiais verdadeiramente transparentes.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-672faa3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"672faa3\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-278e5ad\" data-id=\"278e5ad\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e97fc2e elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"e97fc2e\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6337444 elementor-widget elementor-widget-heading\" data-id=\"6337444\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"How_to_Choose_a_Transparent_Plastic\"><\/span>Como escolher um pl\u00e1stico transparente<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-21a6b6b elementor-widget elementor-widget-text-editor\" data-id=\"21a6b6b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">Quando escolhemos o pl\u00e1stico transparente adequado para uma aplica\u00e7\u00e3o, n\u00e3o pensamos apenas no custo e na capacidade de fabrico, mas temos tamb\u00e9m de considerar muitos outros factores como <strong>resist\u00eancia mec\u00e2nica, rigidez, resist\u00eancia aos riscos, gama de temperaturas, resist\u00eancia qu\u00edmica, resist\u00eancia aos raios UV, taxa de encolhimento, isolamento el\u00e9trico<\/strong>, etc.<\/p><p class=\"translation-block\">\u00c9 crucial escolher o material correto antes de iniciar a produ\u00e7\u00e3o do molde, caso contr\u00e1rio, poder\u00e1 ser dispendioso mudar de material mais tarde, porque o molde tamb\u00e9m poder\u00e1 ter de ser modificado em conformidade.<\/p><p class=\"translation-block\">Cada material tem as suas pr\u00f3prias carater\u00edsticas. Caso contr\u00e1rio, n\u00e3o haveria raz\u00e3o para a sua exist\u00eancia! Por exemplo, o <strong>PPSU<\/strong> \u00e9 muito utilizado para biber\u00f5es de leite para beb\u00e9s, porque \u00e9 bastante est\u00e1vel em \u00e1gua quente e n\u00e3o cont\u00e9m BPA, mas \u00e9 bastante caro e tem uma cor um pouco amarelada; o <strong>PETG<\/strong> tamb\u00e9m n\u00e3o cont\u00e9m BPA, tem tamb\u00e9m uma grande resist\u00eancia mec\u00e2nica e resist\u00eancia qu\u00edmica, embora tenha uma menor estabilidade t\u00e9rmica;\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-488076b elementor-widget elementor-widget-image\" data-id=\"488076b\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"600\" height=\"400\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/05\/PETG-cosmetic-bottle.jpg\" class=\"attachment-large size-large wp-image-2141\" alt=\"um frasco de cosm\u00e9ticos em PETG\" srcset=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/05\/PETG-cosmetic-bottle.jpg 600w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/05\/PETG-cosmetic-bottle-300x200.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f06ade9 elementor-widget elementor-widget-text-editor\" data-id=\"f06ade9\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">O PA transparente (nylon) \u00e9 muito resistente e dur\u00e1vel, mas tem uma fraca estabilidade dimensional e a sua absor\u00e7\u00e3o de \u00e1gua \u00e9 bastante elevada.<\/p><p class=\"translation-block\">No entanto, na vida real, os <strong>pl\u00e1sticos transparentes mais utilizados<\/strong> s\u00e3o o <strong>PMMA<\/strong> e o <strong>PC<\/strong>. Eles podem atender \u00e0 maioria dos requisitos das aplica\u00e7\u00f5es. Portanto, se n\u00e3o souber o que escolher, basta escolher um deles. Se a sua aplica\u00e7\u00e3o for \u00fanica e quiser ajuda na escolha do material, contacte-nos para que possamos aconselhar!<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0d9daa6 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0d9daa6\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-35a756a\" data-id=\"35a756a\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-69c74b7 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"69c74b7\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-de81cdc elementor-widget elementor-widget-heading\" data-id=\"de81cdc\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"Comparison_between_PMMA_and_PC\"><\/span>Compara\u00e7\u00e3o entre PMMA e PC<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5b83c76 elementor-widget elementor-widget-text-editor\" data-id=\"5b83c76\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">Se os compararmos:<\/p><ol><li class=\"MsoNormal\"><span lang=\"EN-US\">O PMMA \u00e9 o pl\u00e1stico mais transparente de todos, tem uma transmiss\u00e3o de luz de 92%, enquanto que para o PC \u00e9 de 90%;<\/span><\/li><li class=\"MsoNormal\"><span lang=\"EN-US\">O PMMA \u00e9 mais fr\u00e1gil e r\u00edgido, o que o torna propenso a partir ou rachar em caso de impacto e ao longo do tempo. Por outro lado, o PC apresenta maior resist\u00eancia ao impacto e flexibilidade.<\/span><\/li><li class=\"MsoNormal\"><span lang=\"EN-US\">O PC \u00e9 mais propenso a riscos superficiais, enquanto o PMMA \u00e9 mais resistente a riscos.<\/span><\/li><li class=\"MsoNormal\"><span lang=\"EN-US\">O PC \u00e9 mais resistente \u00e0s intemp\u00e9ries do que o PMMA. A gama de temperaturas de funcionamento do PC pode ser de -45<\/span><span lang=\"EN-US\" style=\"font-family: 'Arial Unicode MS','sans-serif';\">\u2103<\/span><span lang=\"EN-US\">a 135<span lang=\"EN-US\" style=\"font-family: 'Arial Unicode MS','sans-serif';\">\u2103 <\/span><\/span><span lang=\"EN-US\">em compara\u00e7\u00e3o com a do PMMA \u00e9 de -40<\/span><span lang=\"EN-US\" style=\"font-family: 'Arial Unicode MS','sans-serif';\">\u2103 <\/span><span lang=\"EN-US\">a 70<\/span><span lang=\"EN-US\" style=\"font-family: 'Arial Unicode MS','sans-serif';\">\u2103<\/span><span lang=\"EN-US\">.<\/span><\/li><li class=\"MsoNormal\"><span lang=\"EN-US\">O PC \u00e9 mais resistente aos produtos qu\u00edmicos do que o PMMA.<\/span><\/li><li class=\"MsoNormal\"><span lang=\"EN-US\">O PC pode ser fabricado para ser retardador de fogo, enquanto o PMMA n\u00e3o o \u00e9.<\/span><\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-25f4bc1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"25f4bc1\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e0217e5\" data-id=\"e0217e5\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2ce0a2c elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"2ce0a2c\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4af2062 elementor-widget elementor-widget-menu-anchor\" data-id=\"4af2062\" data-element_type=\"widget\" data-widget_type=\"menu-anchor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-menu-anchor\" id=\"possible_defects\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a22642c elementor-widget elementor-widget-heading\" data-id=\"a22642c\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"Injection_defects_to_avoid\"><\/span>Defeitos de inje\u00e7\u00e3o a evitar<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-17117ea elementor-widget elementor-widget-text-editor\" data-id=\"17117ea\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">As pe\u00e7as transparentes t\u00eam elevados requisitos est\u00e9ticos, pelo que \u00e9 essencial evitar os problemas enumerados abaixo. O fabrico deve ser realizado por operadores experientes e devem ser efectuadas inspec\u00e7\u00f5es meticulosas.<\/p><p class=\"translation-block\">Durante o fabrico, a taxa de refugo tende a ser mais elevada, pelo que este fator deve ser considerado no c\u00e1lculo dos custos de produ\u00e7\u00e3o.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a456ff2 elementor-widget elementor-widget-text-editor\" data-id=\"a456ff2\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li><a href=\"http:\/\/boyanmfg.com\/common-injection-molding-defects\/#void_bubble\">Bolhas de ar, vazios de v\u00e1cuo<\/a>.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-56e6362 elementor-widget elementor-widget-image\" data-id=\"56e6362\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"600\" height=\"400\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/03\/air-bubbles-in-led-lens.jpg\" class=\"attachment-neve-blog size-neve-blog wp-image-2059\" alt=\"bolhas de ar nos primeiros disparos da produ\u00e7\u00e3o experimental\" srcset=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/03\/air-bubbles-in-led-lens.jpg 600w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/03\/air-bubbles-in-led-lens-300x200.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4c38eb6 elementor-widget elementor-widget-text-editor\" data-id=\"4c38eb6\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li><a href=\"http:\/\/boyanmfg.com\/common-injection-molding-defects\/#silver_streak\">Linhas prateadas.<\/a> ou tamb\u00e9m designadas por estrias prateadas.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-311c5c5 elementor-widget elementor-widget-image\" data-id=\"311c5c5\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"450\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/05\/silver-streak-transparent-part.jpg\" class=\"attachment-large size-large wp-image-8350\" alt=\"risca prateada numa pe\u00e7a de pl\u00e1stico transparente\" srcset=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/05\/silver-streak-transparent-part.jpg 600w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/05\/silver-streak-transparent-part-300x225.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-07a819d elementor-widget elementor-widget-text-editor\" data-id=\"07a819d\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li><a href=\"http:\/\/boyanmfg.com\/common-injection-molding-defects\/#gate_blush\">Blush do port\u00e3o<\/a><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7f280ae elementor-widget elementor-widget-image\" data-id=\"7f280ae\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"450\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/05\/gate-blush-transparent-part.jpg\" class=\"attachment-large size-large wp-image-8349\" alt=\"blush de port\u00e3o em pe\u00e7a de pl\u00e1stico transparente\" srcset=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/05\/gate-blush-transparent-part.jpg 600w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/05\/gate-blush-transparent-part-300x225.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e15d714 elementor-widget elementor-widget-text-editor\" data-id=\"e15d714\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li><a href=\"http:\/\/boyanmfg.com\/common-injection-molding-defects\/#weld_line\">linhas de soldadura<\/a>. Por vezes, \u00e9 dif\u00edcil evit\u00e1-las completamente, mas podem ser aceit\u00e1veis linhas de soldadura muito ligeiras, dependendo dos requisitos do cliente e da aplica\u00e7\u00e3o.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7de214e elementor-widget elementor-widget-image\" data-id=\"7de214e\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"450\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/03\/weld-lines-transparent-plastic-part.jpg\" class=\"attachment-large size-large wp-image-8327\" alt=\"linhas de soldadura numa pe\u00e7a de pl\u00e1stico transparente\" srcset=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/03\/weld-lines-transparent-plastic-part.jpg 600w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/03\/weld-lines-transparent-plastic-part-300x225.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d426ab5 elementor-widget elementor-widget-text-editor\" data-id=\"d426ab5\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li>linha de fluxo.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-613618a elementor-widget elementor-widget-image\" data-id=\"613618a\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"400\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/05\/flow-line-clear-plastic-part-2.jpg\" class=\"attachment-large size-large wp-image-2167\" alt=\"linha de fluxo numa pe\u00e7a de pl\u00e1stico transparente\" srcset=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/05\/flow-line-clear-plastic-part-2.jpg 600w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/05\/flow-line-clear-plastic-part-2-300x200.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-efd8536 elementor-widget elementor-widget-image\" data-id=\"efd8536\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"400\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/05\/flow-line-clear-plastic-part.jpg\" class=\"attachment-full size-full wp-image-2126\" alt=\"\" srcset=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/05\/flow-line-clear-plastic-part.jpg 600w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/05\/flow-line-clear-plastic-part-300x200.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9a333fe elementor-widget elementor-widget-text-editor\" data-id=\"9a333fe\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li><a href=\"http:\/\/boyanmfg.com\/common-injection-molding-defects\/#sink_mark\">marcas de afundamento<\/a>.<\/li><li>Fissuras. Por exemplo, o PC \u00e9 propenso a fissuras devido a uma maior tens\u00e3o interna. <a href=\"http:\/\/boyanmfg.com\/plastic-annealing-injection-molding\/\">Tratamento t\u00e9rmico<\/a> \u00e9 por vezes necess\u00e1rio para pe\u00e7as de grandes dimens\u00f5es ou com paredes espessas.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-c37556f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c37556f\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-98f3282\" data-id=\"98f3282\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4176815 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"4176815\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-21786ac elementor-widget elementor-widget-menu-anchor\" data-id=\"21786ac\" data-element_type=\"widget\" data-widget_type=\"menu-anchor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-menu-anchor\" id=\"critical_points\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5229501 elementor-widget elementor-widget-heading\" data-id=\"5229501\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"Critical_Points_in_Design_and_Production\"><\/span>Pontos cr\u00edticos na conce\u00e7\u00e3o e produ\u00e7\u00e3o<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7b4ea36 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7b4ea36\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d94939e\" data-id=\"d94939e\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-323f212 elementor-widget elementor-widget-heading\" data-id=\"323f212\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"High_Precision_Machining_and_Polishing\"><\/span>Maquina\u00e7\u00e3o e polimento de alta precis\u00e3o<span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e5c4a01 elementor-widget elementor-widget-text-editor\" data-id=\"e5c4a01\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">Devido aos elevados requisitos de clareza \u00f3tica e de est\u00e9tica apelativa, s\u00e3o impostos requisitos mais rigorosos \u00e0 maquinagem e ao polimento dos moldes para pe\u00e7as de pl\u00e1stico transparente.<\/p><p class=\"translation-block\">Para alguns componentes \u00f3pticos, o polimento do molde tem de ser feito numa oficina sem p\u00f3.<\/p><p class=\"translation-block\">A maquinagem tem de ser mantida dentro de uma toler\u00e2ncia apertada, de modo a manter o <strong>polimento seguinte dentro de uma quantidade m\u00ednima<\/strong> que n\u00e3o altere as propriedades geom\u00e9tricas. Desta forma, ap\u00f3s o polimento, n\u00e3o se observam distor\u00e7\u00f5es ou ondula\u00e7\u00f5es na imagem reflectida. Caso contr\u00e1rio, a mesma distor\u00e7\u00e3o ou ondula\u00e7\u00e3o aparecer\u00e1 tamb\u00e9m nas pe\u00e7as de pl\u00e1stico moldadas.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-c2c23c4 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c2c23c4\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d8437ef\" data-id=\"d8437ef\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c9dabba elementor-widget elementor-widget-heading\" data-id=\"c9dabba\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"Gate_Design\"><\/span><a href=\"http:\/\/boyanmfg.com\/injection-mold-gate-types\/\">Conce\u00e7\u00e3o do port\u00e3o<\/a><span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cdd9d7b elementor-widget elementor-widget-text-editor\" data-id=\"cdd9d7b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">Muitos pl\u00e1sticos transparentes s\u00e3o materiais de fluxo r\u00edgido, por outras palavras, t\u00eam baixa fluidez (normalmente medida pelo \u00cdndice de Fluxo de Fus\u00e3o) ou alta viscosidade. Isto coloca mais desafios \u00e0 conce\u00e7\u00e3o do molde e ao controlo do processo de moldagem. Uma fraca fluidez pode provocar tens\u00f5es internas excessivas que conduzem a defeitos de inje\u00e7\u00e3o, tais como fissuras, linhas de fluxo, linhas de prata e vazios de v\u00e1cuo.<\/p><p class=\"translation-block\">\u00c9 aconselh\u00e1vel localizar a comporta na \u00e1rea da parede espessa e, se poss\u00edvel, aumentar a comporta. Isto ajuda a encher a cavidade r\u00e1pida e facilmente e a manter uma press\u00e3o de embalagem suficiente para compensar o encolhimento na fase de embalagem.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bbf6eb5 elementor-widget elementor-widget-image\" data-id=\"bbf6eb5\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"337\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2024\/01\/optical-lenses-for-vehicle-light.jpg\" class=\"attachment-large size-large wp-image-7600\" alt=\"lentes \u00f3pticas para ilumina\u00e7\u00e3o de ve\u00edculos\" srcset=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2024\/01\/optical-lenses-for-vehicle-light.jpg 600w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2024\/01\/optical-lenses-for-vehicle-light-300x169.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3e5c080 elementor-widget elementor-widget-image\" data-id=\"3e5c080\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/05\/injection-gate-clear-plastic-molding.jpg\" title=\"moldagem de pl\u00e1stico transparente para porta de inje\u00e7\u00e3o\" alt=\"porta de inje\u00e7\u00e3o de uma pe\u00e7a moldada em pl\u00e1stico transparente\" loading=\"lazy\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5d1ba7a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5d1ba7a\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-a208764\" data-id=\"a208764\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2733d9b elementor-widget elementor-widget-heading\" data-id=\"2733d9b\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"Part_Design\"><\/span>Desenho da pe\u00e7a<span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b3c0a06 elementor-widget elementor-widget-text-editor\" data-id=\"b3c0a06\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">Para al\u00e9m da conce\u00e7\u00e3o do port\u00e3o e da otimiza\u00e7\u00e3o dos par\u00e2metros de inje\u00e7\u00e3o, a conce\u00e7\u00e3o adequada da pe\u00e7a \u00e9 tamb\u00e9m fundamental para eliminar poss\u00edveis defeitos de inje\u00e7\u00e3o.<\/p><p class=\"translation-block\">Uma regra simples \u00e9 <strong>ter uma espessura de parede adequada e mant\u00ea-la uniforme<\/strong> em toda a pe\u00e7a. Para PC e PMMA, \u00e9 prefer\u00edvel que a espessura da parede seja superior a 1 mm. No entanto, na pr\u00e1tica, n\u00e3o \u00e9 t\u00e3o f\u00e1cil quanto isso! Se pretender aconselhamento sobre o seu desenho, contacte-nos.<\/p><p class=\"translation-block\">Outra coisa a que se deve prestar aten\u00e7\u00e3o \u00e9 ter um \u00e2ngulo de inclina\u00e7\u00e3o ligeiramente <strong>maior<\/strong>, caso contr\u00e1rio, pode haver riscos no lado vertical.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6a097c8 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6a097c8\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e3305d0\" data-id=\"e3305d0\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1ffe1d2 elementor-widget elementor-widget-heading\" data-id=\"1ffe1d2\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"Conduct_a_Mold_Flow_Analysis\"><\/span>Realizar uma an\u00e1lise do fluxo do molde<span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c86a6c6 elementor-widget elementor-widget-text-editor\" data-id=\"c86a6c6\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">Recomenda-se sempre a realiza\u00e7\u00e3o de uma an\u00e1lise do fluxo do molde, para que possa verificar a press\u00e3o, a temperatura, a tend\u00eancia para a forma\u00e7\u00e3o de linhas de soldadura e bolhas de ar, afinar o design do port\u00e3o e o design da pe\u00e7a.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cb113bc elementor-widget elementor-widget-image\" data-id=\"cb113bc\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"400\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/05\/scratches-due-to-small-draft-angle.jpg\" class=\"attachment-large size-large wp-image-2129\" alt=\"riscos na superf\u00edcie causados por um \u00e2ngulo de inclina\u00e7\u00e3o demasiado pequeno\" srcset=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/05\/scratches-due-to-small-draft-angle.jpg 600w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/05\/scratches-due-to-small-draft-angle-300x200.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-99619d8 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"99619d8\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b6b2398\" data-id=\"b6b2398\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-17ff3c7 elementor-widget elementor-widget-heading\" data-id=\"17ff3c7\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"Adequate_Mold_Venting\"><\/span>Ventila\u00e7\u00e3o adequada do molde<span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9f344a7 elementor-widget elementor-widget-text-editor\" data-id=\"9f344a7\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">Isto \u00e9 muito importante para evitar a forma\u00e7\u00e3o de bolhas de ar no molde, o que conduzir\u00e1 a bolhas de ar, disparos curtos, flashes, queima de material e outros problemas. A profundidade de ventila\u00e7\u00e3o depende da viscosidade do material pl\u00e1stico. Em parte, \u00e9 por isso que a mudan\u00e7a de material pode ser um problema para um molde que j\u00e1 est\u00e1 feito.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6dce4b1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6dce4b1\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5bb2173\" data-id=\"5bb2173\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8c567f7 elementor-widget elementor-widget-heading\" data-id=\"8c567f7\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"Use_a_clean_machine\"><\/span>Utilizar uma m\u00e1quina limpa<span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f2351c4 elementor-widget elementor-widget-text-editor\" data-id=\"f2351c4\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">Se os parafusos e os cilindros da m\u00e1quina de moldagem por inje\u00e7\u00e3o n\u00e3o forem completamente limpos, podem surgir pontos ou impurezas nas pe\u00e7as transparentes moldadas. Isto pode n\u00e3o acontecer em todas as pe\u00e7as, mas ocorre aleatoriamente nalgumas delas. Por isso, antes da produ\u00e7\u00e3o, \u00e9 necess\u00e1rio limpar bem os cilindros e os parafusos.<\/p><p class=\"translation-block\">Se poss\u00edvel, \u00e9 mais f\u00e1cil utilizar a m\u00e1quina apenas para produtos transparentes.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d804ca9 elementor-widget elementor-widget-image\" data-id=\"d804ca9\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"400\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/05\/impurity-in-clear-plastic.jpg\" class=\"attachment-large size-large wp-image-2143\" alt=\"impureza em pl\u00e1stico transparente\" srcset=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/05\/impurity-in-clear-plastic.jpg 600w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/05\/impurity-in-clear-plastic-300x200.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2de854a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2de854a\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-9814788\" data-id=\"9814788\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-db8712d elementor-widget elementor-widget-heading\" data-id=\"db8712d\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Conclus\u00e3o<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e901395 elementor-widget elementor-widget-text-editor\" data-id=\"e901395\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"translation-block\">Tendo tudo isto em considera\u00e7\u00e3o, se compreender todos os pontos acima referidos e os tiver em conta ao conceber as suas pe\u00e7as de pl\u00e1stico transparente, \u00e9 muito mais prov\u00e1vel que obtenha um resultado satisfat\u00f3rio no final do processo.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-91b46bb elementor-widget elementor-widget-spacer\" data-id=\"91b46bb\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1da6bf6 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1da6bf6\" data-element_type=\"section\" data-settings='{\"background_background\":\"classic\"}'>\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-13dd8e9\" data-id=\"13dd8e9\" data-element_type=\"column\" data-settings='{\"background_background\":\"classic\"}'>\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-3aa5186 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3aa5186\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-8499a55\" data-id=\"8499a55\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-904f1c5 elementor-widget elementor-widget-image\" data-id=\"904f1c5\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"350\" height=\"263\" src=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/05\/transparent-lens-PC.png\" class=\"attachment-large size-large wp-image-8355\" alt=\"lente transparente Policarbonato\" srcset=\"https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/05\/transparent-lens-PC.png 350w, https:\/\/boyanmfg.com\/wp-content\/uploads\/2020\/05\/transparent-lens-PC-300x225.png 300w\" sizes=\"(max-width: 350px) 100vw, 350px\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-d962db9\" data-id=\"d962db9\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e6a9b75 elementor-widget elementor-widget-heading\" data-id=\"e6a9b75\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"We_are_experts_in_plastic_injection_molding_Contact_us_now_and_get_a_quick_quote\"><\/span><span>Somos especialistas em moldagem por inje\u00e7\u00e3o de pl\u00e1stico. Contacte-nos agora e obtenha um or\u00e7amento r\u00e1pido!<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-bde5ff0\" data-id=\"bde5ff0\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-13c2769 elementor-align-center elementor-mobile-align-justify elementor-widget elementor-widget-button\" data-id=\"13c2769\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-xl\" href=\"http:\/\/boyanmfg.com\/enquiry-plastic-injection-molding\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Pedir um or\u00e7amento<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Tudo o que precisa de saber sobre moldagem de pl\u00e1stico transparente Devido \u00e0s propriedades do material de fluxo r\u00edgido e aos elevados requisitos est\u00e9ticos, a moldagem de pl\u00e1stico transparente \u00e9 um trabalho mais desafiante do que a moldagem de pl\u00e1stico normal. Este artigo \u00e9 uma introdu\u00e7\u00e3o abrangente aos materiais de pl\u00e1stico transparente e \u00e0 moldagem por inje\u00e7\u00e3o de pl\u00e1sticos transparentes, e ao que precisa de ter em aten\u00e7\u00e3o\u2026&nbsp;<a href=\"https:\/\/boyanmfg.com\/pt\/an-all-around-introduction-of-clear-plastic-molding\/\" rel=\"bookmark\">Ler mais \u00bb<span class=\"screen-reader-text\">Uma introdu\u00e7\u00e3o geral \u00e0 moldagem de pl\u00e1stico transparente<\/span><\/a><\/p>","protected":false},"author":1,"featured_media":2139,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"on","neve_meta_content_width":90,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","neve_meta_reading_time":"","_themeisle_gutenberg_block_has_review":false,"footnotes":""},"categories":[55],"tags":[],"class_list":["post-2105","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-manufacturing-knowledge"],"acf":[],"_links":{"self":[{"href":"https:\/\/boyanmfg.com\/pt\/wp-json\/wp\/v2\/posts\/2105","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/boyanmfg.com\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/boyanmfg.com\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/boyanmfg.com\/pt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/boyanmfg.com\/pt\/wp-json\/wp\/v2\/comments?post=2105"}],"version-history":[{"count":0,"href":"https:\/\/boyanmfg.com\/pt\/wp-json\/wp\/v2\/posts\/2105\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/boyanmfg.com\/pt\/wp-json\/wp\/v2\/media\/2139"}],"wp:attachment":[{"href":"https:\/\/boyanmfg.com\/pt\/wp-json\/wp\/v2\/media?parent=2105"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/boyanmfg.com\/pt\/wp-json\/wp\/v2\/categories?post=2105"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/boyanmfg.com\/pt\/wp-json\/wp\/v2\/tags?post=2105"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}