{"id":103347,"date":"2024-07-17T08:50:13","date_gmt":"2024-07-17T06:50:13","guid":{"rendered":"https:\/\/www.linseis.com\/sem-categoria\/polietileno-de-alta-densidade-hdpe-uma-analise-aprofundada\/"},"modified":"2026-01-12T09:44:24","modified_gmt":"2026-01-12T08:44:24","slug":"polietileno-de-alta-densidade-hdpe-uma-analise-aprofundada","status":"publish","type":"post","link":"https:\/\/www.linseis.com\/pt-pt\/conhecimentos\/polietileno-de-alta-densidade-hdpe-uma-analise-aprofundada\/","title":{"rendered":"Polietileno de alta densidade (HDPE): Uma an\u00e1lise aprofundada"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"103347\" class=\"elementor elementor-103347 elementor-8451\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9eb8745 e-flex e-con-boxed e-con e-parent\" data-id=\"9eb8745\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-42b8a1e elementor-toc--minimized-on-tablet elementor-invisible elementor-widget elementor-widget-table-of-contents\" data-id=\"42b8a1e\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;headings_by_tags&quot;:[&quot;h2&quot;],&quot;exclude_headings_by_selector&quot;:[],&quot;_animation&quot;:&quot;fadeInUp&quot;,&quot;no_headings_message&quot;:&quot;No headings were found on this page.&quot;,&quot;marker_view&quot;:&quot;numbers&quot;,&quot;minimize_box&quot;:&quot;yes&quot;,&quot;minimized_on&quot;:&quot;tablet&quot;,&quot;hierarchical_view&quot;:&quot;yes&quot;,&quot;min_height&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"table-of-contents.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__header\">\n\t\t\t\t\t\t<h4 class=\"elementor-toc__header-title\">\n\t\t\t\t\u00cdndice\t\t\t<\/h4>\n\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--expand\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__42b8a1e\" aria-expanded=\"true\" aria-label=\"Open table of contents\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-down\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M207.029 381.476L12.686 187.132c-9.373-9.373-9.373-24.569 0-33.941l22.667-22.667c9.357-9.357 24.522-9.375 33.901-.04L224 284.505l154.745-154.021c9.379-9.335 24.544-9.317 33.901.04l22.667 22.667c9.373 9.373 9.373 24.569 0 33.941L240.971 381.476c-9.373 9.372-24.569 9.372-33.942 0z\"><\/path><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--collapse\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__42b8a1e\" aria-expanded=\"true\" aria-label=\"Close table of contents\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-up\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M240.971 130.524l194.343 194.343c9.373 9.373 9.373 24.569 0 33.941l-22.667 22.667c-9.357 9.357-24.522 9.375-33.901.04L224 227.495 69.255 381.516c-9.379 9.335-24.544 9.317-33.901-.04l-22.667-22.667c-9.373-9.373-9.373-24.569 0-33.941L207.03 130.525c9.372-9.373 24.568-9.373 33.941-.001z\"><\/path><\/svg><\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<div id=\"elementor-toc__42b8a1e\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<svg class=\"elementor-toc__spinner eicon-animation-spin e-font-icon-svg e-eicon-loading\" aria-hidden=\"true\" viewBox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M500 975V858C696 858 858 696 858 500S696 142 500 142 142 304 142 500H25C25 237 238 25 500 25S975 237 975 500 763 975 500 975Z\"><\/path><\/svg>\t\t\t<\/div>\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-8a9139e elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"8a9139e\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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\">Polietileno de alta densidade (HDPE) vs. polietileno (PE)<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ffaef65 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"ffaef65\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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><strong>O polietileno de alta densidade (HDPE)<\/strong> e<strong> o polietileno (PE)<\/strong> s\u00e3o ambos tipos de <strong>polietileno<\/strong>, mas t\u00eam propriedades diferentes devido a diferen\u00e7as na produ\u00e7\u00e3o.<\/p><p><strong>O PEAD<\/strong> \u00e9 um tipo especial da <strong>fam\u00edlia do polietileno<\/strong> que se caracteriza pela sua elevada cristalinidade. <a href=\"https:\/\/www.linseis.com\/pt-pt\/?p=103251\">\n  <strong>cristalinidade<\/strong>\n<\/a> que se caracteriza por uma baixa propor\u00e7\u00e3o de grupos de ramifica\u00e7\u00e3o lateral nas cadeias principais do pol\u00edmero e pela aus\u00eancia de quaisquer ramifica\u00e7\u00f5es laterais longas.<\/p><p>Isto permite que <strong>as mol\u00e9culas de PEAD<\/strong> sejam dispostas numa estrutura ordenada e pseudo-cristalina, o que confere ao material as suas propriedades mec\u00e2nicas \u00fanicas. Por outro lado, <strong>o polietileno<\/strong>, como classe de materiais, \u00e9 produzido numa gama de densidades, com o grau e a forma de ramifica\u00e7\u00e3o lateral da cadeia polim\u00e9rica a influenciar fortemente as suas propriedades. <\/p><p>As diferen\u00e7as na produ\u00e7\u00e3o conduzem a diferentes densidades e a diferentes designa\u00e7\u00f5es comerciais e cient\u00edficas para o <strong>polietileno<\/strong>, incluindo <strong>o PEAD<\/strong>.<\/p><p>As diferen\u00e7as entre <strong>o PEAD<\/strong> e <strong>o polietileno<\/strong> em termos de propriedades f\u00edsicas est\u00e3o resumidas no quadro abaixo:<\/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-31885ea elementor-widget elementor-widget-spacer\" data-id=\"31885ea\" data-element_type=\"widget\" data-e-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<div class=\"elementor-element elementor-element-a4501d7 elementor-widget elementor-widget-spacer\" data-id=\"a4501d7\" data-element_type=\"widget\" data-e-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<div class=\"elementor-element elementor-element-6586d7e elementor-widget__width-initial elementor-invisible elementor-widget elementor-widget-shortcode\" data-id=\"6586d7e\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"shortcode.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-shortcode\">\n<table id=\"tablepress-37\" class=\"tablepress tablepress-id-37\">\n<thead>\n<tr class=\"row-1\">\n\t<th class=\"column-1\"><h3><strong>EIGENSCHAFTEN<\/strong><\/h3><\/th><th class=\"column-2\"><h3><strong>HDPE-WERT (METRISCH)<\/strong><\/h3><\/th><th class=\"column-3\"><h3><strong>PE-WERT (METRISCH)<\/strong><\/h3><\/th>\n<\/tr>\n<\/thead>\n<tbody class=\"row-striping row-hover\">\n<tr class=\"row-2\">\n\t<td class=\"column-1\">Dichte:<\/td><td class=\"column-2\">0.933\u20131.27 g\/cm3<\/td><td class=\"column-3\">0.915\u20130.96 g\/cm3<\/td>\n<\/tr>\n<tr class=\"row-3\">\n\t<td class=\"column-1\">Shore D-H\u00e4rte:<\/td><td class=\"column-2\">55\u201369<\/td><td class=\"column-3\">42\u201356<\/td>\n<\/tr>\n<tr class=\"row-4\">\n\t<td class=\"column-1\">Zugfestigkeit, Bruchfestigkeit:<\/td><td class=\"column-2\">15.2\u201345 MPa<\/td><td class=\"column-3\">8.96\u201354 MPa<\/td>\n<\/tr>\n<tr class=\"row-5\">\n\t<td class=\"column-1\">Zugfestigkeit, Dehnbarkeit:<\/td><td class=\"column-2\">2.69\u2013200 MPa<\/td><td class=\"column-3\">7.6\u201314 MPa<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<!-- #tablepress-37 from cache --><\/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-0ead95c elementor-widget elementor-widget-spacer\" data-id=\"0ead95c\" data-element_type=\"widget\" data-e-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<div class=\"elementor-element elementor-element-aeb2266 elementor-widget elementor-widget-spacer\" data-id=\"aeb2266\" data-element_type=\"widget\" data-e-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<div class=\"elementor-element elementor-element-c348f39 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"c348f39\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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>Estas diferen\u00e7as de densidade, dureza e resist\u00eancia \u00e0 tra\u00e7\u00e3o real\u00e7am as propriedades mec\u00e2nicas especiais do <strong>PEAD<\/strong> em compara\u00e7\u00e3o com outros <strong>tipos de polietileno<\/strong>.<\/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-7a04fb3 elementor-widget__width-initial elementor-invisible elementor-widget elementor-widget-image\" data-id=\"7a04fb3\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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 fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"450\" src=\"https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/HDPE-Rohform-1024x576.png\" class=\"attachment-large size-large wp-image-31365\" alt=\"\" srcset=\"https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/HDPE-Rohform-1024x576.png 1024w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/HDPE-Rohform-300x169.png 300w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/HDPE-Rohform-768x432.png 768w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/HDPE-Rohform.png 1140w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\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-20567cf elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"20567cf\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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\">A cristalinidade do PEAD<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f3a894e elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"f3a894e\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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><strong>O PEAD<\/strong> \u00e9 um tipo espec\u00edfico da <strong>fam\u00edlia do polietileno<\/strong> e caracteriza-se pela sua elevada <strong>cristalinidade<\/strong>. Isto significa que <g id=\"gid_3\">as mol\u00e9culas de PEAD<\/g> est\u00e3o dispostas numa estrutura cristalina ordenada, o que confere ao material as suas propriedades mec\u00e2nicas especiais. Para uma quantifica\u00e7\u00e3o exacta da <strong>cristalinidade<\/strong>, o chip especial e patenteado<a href=\"https:\/\/www.linseis.com\/messgeraete\/dsc-dynamische-differenz-kalorimetrie\/chip-dsc-l66-basic\/\">\n  <strong> chip DSC<\/strong>\n<\/a> pode ser utilizado para quantificar com precis\u00e3o a cristalinidade.  <\/p><p>A elevada <strong>cristalinidade do PEAD<\/strong> resulta numa impressionante resist\u00eancia qu\u00edmica e numa elevada resist\u00eancia \u00e0 tra\u00e7\u00e3o. Estes resultam do seu arranjo molecular especial, que n\u00e3o s\u00f3 confere ao material resist\u00eancia, mas tamb\u00e9m uma certa rigidez. <strong>O PEAD<\/strong> \u00e9, por isso, muito procurado em aplica\u00e7\u00f5es como sistemas de tubagem, embalagens e constru\u00e7\u00e3o de barcos e canoas.  <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9a04a49 e-con-full e-flex e-con e-child\" data-id=\"9a04a49\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-1916778 e-con-full e-flex e-con e-child\" data-id=\"1916778\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-eecdecd elementor-invisible elementor-widget elementor-widget-image\" data-id=\"eecdecd\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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=\"800\" height=\"450\" src=\"https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/HDPE-Rohre-2-1024x576.png\" class=\"attachment-large size-large wp-image-31373\" alt=\"\" srcset=\"https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/HDPE-Rohre-2-1024x576.png 1024w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/HDPE-Rohre-2-300x169.png 300w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/HDPE-Rohre-2-768x432.png 768w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/HDPE-Rohre-2.png 1140w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\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>\n\t\t<div class=\"elementor-element elementor-element-5a8d9e7 e-con-full e-flex e-con e-child\" data-id=\"5a8d9e7\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6453036 elementor-invisible elementor-widget elementor-widget-image\" data-id=\"6453036\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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=\"800\" height=\"450\" src=\"https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/20-1024x576.png\" class=\"attachment-large size-large wp-image-34822\" alt=\"\" srcset=\"https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/20-1024x576.png 1024w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/20-300x169.png 300w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/20-768x432.png 768w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/20.png 1140w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\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>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d6438ac elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"d6438ac\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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\">O ponto de fus\u00e3o do polietileno de alta densidade<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3112811 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"3112811\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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>Uma carater\u00edstica f\u00edsica fundamental do <strong>PEAD<\/strong> \u00e9 o seu <a href=\"https:\/\/www.linseis.com\/pt-pt\/?p=103232\">\n  <strong>ponto de fus\u00e3o<\/strong>\n<\/a>que se situa tipicamente entre 120\u00b0C e 180\u00b0C.<\/p><p>Um m\u00e9todo comum para determinar o <strong>ponto de fus\u00e3o<\/strong> \u00e9 a utiliza\u00e7\u00e3o de um<strong> calor\u00edmetro diferencial din\u00e2mico,<\/strong> tamb\u00e9m conhecido como <strong>DSC<\/strong>.<\/p><p>Este facto torna o material ideal para v\u00e1rios m\u00e9todos de produ\u00e7\u00e3o industrial. Um bom exemplo disso \u00e9 o processo de extrus\u00e3o para o fabrico de garrafas e recipientes. Durante este processo, o <g id=\"gid_0\">PEAD<\/g> \u00e9 aquecido a cerca de 150\u00b0C a 160\u00b0C, ou seja, pr\u00f3ximo do seu ponto de fus\u00e3o, o que o torna mold\u00e1vel. Em seguida, \u00e9 soprado para um molde e arrefecido, onde adquire a sua forma final.   <\/p><p>Gra\u00e7as a esta gama de temperaturas espec\u00edfica, <strong>o PEAD<\/strong> mant\u00e9m um elevado n\u00edvel de robustez e impermeabilidade durante este processamento &#8211; propriedades que s\u00e3o particularmente essenciais para embalagens de agentes de limpeza ou \u00f3leos de motor.<\/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-0bbe709 elementor-widget__width-initial elementor-invisible elementor-widget elementor-widget-image\" data-id=\"0bbe709\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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=\"800\" height=\"450\" src=\"https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/Reinigungsmittel-HDPE-1024x576.png\" class=\"attachment-large size-large wp-image-31377\" alt=\"\" srcset=\"https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/Reinigungsmittel-HDPE-1024x576.png 1024w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/Reinigungsmittel-HDPE-300x169.png 300w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/Reinigungsmittel-HDPE-768x432.png 768w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/Reinigungsmittel-HDPE.png 1140w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\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-c076700 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"c076700\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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\">A robustez e a temperatura de transi\u00e7\u00e3o v\u00edtrea do PEAD<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-44f3c33 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"44f3c33\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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>A robustez do <strong>PEAD<\/strong> a altas temperaturas abre possibilidades para aplica\u00e7\u00f5es em que o material \u00e9 exposto a condi\u00e7\u00f5es t\u00e9rmicas extremas sem perder a sua estrutura ou funcionalidade.<\/p><p>Os sistemas de condutas geot\u00e9rmicas s\u00e3o um excelente exemplo. Nestes sistemas, o calor geot\u00e9rmico quente, que pode atingir temperaturas entre 50\u00b0C e 370\u00b0C, dependendo da profundidade e da regi\u00e3o, circula a partir do subsolo para aquecer edif\u00edcios ou gerar eletricidade. <strong>Os tubos PEAD<\/strong> est\u00e3o presentes neste ambiente, uma vez que podem suportar fluidos quentes sem perder a sua forma ou partir. <\/p><p>Esta resist\u00eancia t\u00e9rmica tamb\u00e9m faz do <strong>PEAD<\/strong> a primeira escolha para outras aplica\u00e7\u00f5es, como os sistemas de aquecimento por piso radiante, em que a \u00e1gua quente flui atrav\u00e9s dos tubos para garantir uma temperatura ambiente agrad\u00e1vel.<\/p><p>A temperatura de transi\u00e7\u00e3o v\u00edtrea (Tg) do <strong>polietileno de alta densidade (HDPE)<\/strong> situa-se normalmente entre cerca de -100\u00b0C e -130\u00b0C. Esta baixa <strong>Tg<\/strong> significa que <strong>o HDPE<\/strong> permanece num estado r\u00edgido e duro a temperaturas inferiores a este intervalo.<\/p><p>A <a href=\"https:\/\/www.linseis.com\/pt-pt\/?p=103212\">\n  <strong>temperatura de transi\u00e7\u00e3o v\u00edtrea<\/strong>\n<\/a> \u00e9 a temperatura \u00e0 qual um pol\u00edmero amorfo muda de um estado duro e v\u00edtreo para um estado macio e borrachoso ou vice-versa.<\/p><p>No <strong>HDPE<\/strong>, esta transi\u00e7\u00e3o ocorre a temperaturas muito baixas, o que reflecte a sua elevada rigidez e fragilidade no estado v\u00edtreo. <strong>O Chip DSC<\/strong> tamb\u00e9m pode ser utilizado para determinar com precis\u00e3o a temperatura a que ocorre a transi\u00e7\u00e3o v\u00edtrea. <\/p><p>A <strong>Tg<\/strong> do HDPE \u00e9 significativamente mais baixa do que a de outros pol\u00edmeros, tornando-o adequado para aplica\u00e7\u00f5es que requerem um comportamento a baixas temperaturas. Conhecer a <strong>Tg<\/strong> do <strong>PEAD<\/strong> \u00e9 fundamental para aplica\u00e7\u00f5es em que as propriedades mec\u00e2nicas e o desempenho a diferentes temperaturas s\u00e3o importantes. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-243805f e-con-full e-flex e-con e-child\" data-id=\"243805f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-b7d1c46 e-con-full e-flex e-con e-child\" data-id=\"b7d1c46\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0f72433 elementor-invisible elementor-widget elementor-widget-image\" data-id=\"0f72433\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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=\"800\" height=\"450\" src=\"https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/Fussbodenheizung-mit-HDPE-Rohren-1024x576.png\" class=\"attachment-large size-large wp-image-31385\" alt=\"\" srcset=\"https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/Fussbodenheizung-mit-HDPE-Rohren-1024x576.png 1024w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/Fussbodenheizung-mit-HDPE-Rohren-300x169.png 300w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/Fussbodenheizung-mit-HDPE-Rohren-768x432.png 768w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/Fussbodenheizung-mit-HDPE-Rohren.png 1140w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\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>\n\t\t<div class=\"elementor-element elementor-element-f8307e8 e-con-full e-flex e-con e-child\" data-id=\"f8307e8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9070aec elementor-invisible elementor-widget elementor-widget-image\" data-id=\"9070aec\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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=\"800\" height=\"450\" src=\"https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/25-1024x576.png\" class=\"attachment-large size-large wp-image-34830\" alt=\"\" srcset=\"https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/25-1024x576.png 1024w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/25-300x169.png 300w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/25-768x432.png 768w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/25.png 1140w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\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>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-48f7a73 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"48f7a73\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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\">Diferentes tipos de PEAD<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b27924d elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"b27924d\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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>Existem diferentes graus de <strong>HDPE<\/strong>, consoante o peso molecular e a ramifica\u00e7\u00e3o. Os n\u00fameros por detr\u00e1s do <strong>PEAD<\/strong>, como &#8220;500&#8221;, &#8220;300&#8221; ou &#8220;1000&#8221;, representam normalmente o peso molecular em milhares. <br><br>Isto significa que <strong>o HDPE 500<\/strong> tem um peso molecular m\u00e9dio de cerca de 500.000, <strong>o HDPE 300<\/strong> de cerca de 300.000 e <strong>o HDPE 1000<\/strong> de cerca de 1.000.000.<br><br>Um peso molecular mais elevado pode levar a uma maior for\u00e7a, dureza e resist\u00eancia qu\u00edmica, dependendo da formula\u00e7\u00e3o espec\u00edfica e do m\u00e9todo de fabrico.<\/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-9c625f3 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"9c625f3\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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\">Algumas das variedades mais comuns s\u00e3o<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-abf55a3 e-con-full e-flex e-con e-child\" data-id=\"abf55a3\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-59a465a e-con-full e-flex e-con e-child\" data-id=\"59a465a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-befb529 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"befb529\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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><span style=\"text-decoration: underline;\">PEAD 500:<\/span><\/li><li style=\"list-style-type: none;\"><ul><li>Este tipo, com um peso molecular de cerca de 500.000, \u00e9 conhecido pela sua elevada resist\u00eancia ao impacto e \u00e9 frequentemente utilizado na constru\u00e7\u00e3o de canoas e barcos. Devido \u00e0 sua resist\u00eancia \u00e0 corros\u00e3o da \u00e1gua salgada e \u00e0 sua natureza robusta, os barcos e canoas feitos de <strong>HDPE<\/strong> <strong>500<\/strong> s\u00e3o dur\u00e1veis e requerem pouca manuten\u00e7\u00e3o. <\/li><\/ul><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-20243d8 e-con-full e-flex e-con e-child\" data-id=\"20243d8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fa7696c elementor-invisible elementor-widget elementor-widget-image\" data-id=\"fa7696c\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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=\"800\" height=\"450\" src=\"https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/HDPE-im-Kanubau-1024x576.png\" class=\"attachment-large size-large wp-image-31389\" alt=\"\" srcset=\"https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/HDPE-im-Kanubau-1024x576.png 1024w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/HDPE-im-Kanubau-300x169.png 300w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/HDPE-im-Kanubau-768x432.png 768w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/HDPE-im-Kanubau.png 1140w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\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>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-67e6c8b e-con-full e-flex e-con e-child\" data-id=\"67e6c8b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-994cb5d e-con-full e-flex e-con e-child\" data-id=\"994cb5d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5849594 elementor-invisible elementor-widget elementor-widget-image\" data-id=\"5849594\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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=\"800\" height=\"450\" src=\"https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/HDPE-in-der-Lebensmittelindustrie-1024x576-1.png\" class=\"attachment-large size-large wp-image-34959\" alt=\"\" srcset=\"https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/HDPE-in-der-Lebensmittelindustrie-1024x576-1.png 1024w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/HDPE-in-der-Lebensmittelindustrie-1024x576-1-300x169.png 300w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/HDPE-in-der-Lebensmittelindustrie-1024x576-1-768x432.png 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\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>\n\t\t<div class=\"elementor-element elementor-element-816bb8c e-con-full e-flex e-con e-child\" data-id=\"816bb8c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7ac4db0 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"7ac4db0\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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><span style=\"text-decoration: underline;\">PEAD 300:<\/span><ul><li>Este tipo, com um peso molecular de cerca de 300.000, \u00e9 normalmente utilizado para a embalagem de alimentos. A sua resist\u00eancia a produtos qu\u00edmicos e a sua baixa capacidade de absor\u00e7\u00e3o de \u00e1gua garantem que os alimentos se mant\u00eam frescos e que se evita a contamina\u00e7\u00e3o. <strong>O HDPE 300<\/strong> tamb\u00e9m est\u00e1 em conformidade com a FDA, o que significa que \u00e9 seguro para o contacto com alimentos.  <\/li><\/ul><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6401d94 e-con-full e-flex e-con e-child\" data-id=\"6401d94\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-71a6934 e-con-full e-flex e-con e-child\" data-id=\"71a6934\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2ab642b elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"2ab642b\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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><span style=\"text-decoration: underline;\">PEAD 1000:<\/span><ul><li>Com um peso molecular de cerca de 1.000.000, este tipo \u00e9 frequentemente utilizado em aplica\u00e7\u00f5es industriais devido \u00e0 sua elevada resist\u00eancia \u00e0 abras\u00e3o e \u00e0s influ\u00eancias qu\u00edmicas. Um exemplo \u00e9 o fabrico de chumaceiras ou calhas de desgaste em sistemas de transporte, uma vez que estas pe\u00e7as est\u00e3o expostas a fric\u00e7\u00e3o constante. <\/li><\/ul><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e9e1480 e-con-full e-flex e-con e-child\" data-id=\"e9e1480\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9bfabf1 elementor-invisible elementor-widget elementor-widget-image\" data-id=\"9bfabf1\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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=\"800\" height=\"450\" src=\"https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/Verschleissschiene-HDPE-1024x576.png\" class=\"attachment-large size-large wp-image-31397\" alt=\"\" srcset=\"https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/Verschleissschiene-HDPE-1024x576.png 1024w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/Verschleissschiene-HDPE-300x169.png 300w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/Verschleissschiene-HDPE-768x432.png 768w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/Verschleissschiene-HDPE.png 1140w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\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>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-efecd1d elementor-widget elementor-widget-spacer\" data-id=\"efecd1d\" data-element_type=\"widget\" data-e-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<div class=\"elementor-element elementor-element-26b9975 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"26b9975\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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>Dependendo dos requisitos espec\u00edficos de uma aplica\u00e7\u00e3o, quer se trate de resist\u00eancia \u00e0 radia\u00e7\u00e3o UV, resist\u00eancia mec\u00e2nica ou aptid\u00e3o alimentar, pode ser selecionado um determinado <strong>tipo de PEAD<\/strong> para obter os melhores resultados. Isto ilustra a versatilidade e a adaptabilidade do <strong>PEAD<\/strong> em v\u00e1rios sectores industriais e comerciais. <\/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-1f7c342 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"1f7c342\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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\">Vantagens da utiliza\u00e7\u00e3o do polietileno de alta densidade\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-93c669b elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"93c669b\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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>Resist\u00eancia qu\u00edmica<\/li><li>Seguran\u00e7a alimentar<\/li><li>Resist\u00eancia aos raios UV<\/li><li>Resist\u00eancia \u00e0 humidade<\/li><li>Durabilidade e baixo peso<\/li><li>Reciclagem<\/li><li>Versatilidade<\/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-87f6761 elementor-widget elementor-widget-spacer\" data-id=\"87f6761\" data-element_type=\"widget\" data-e-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\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9a334eb e-flex e-con-boxed e-con e-parent\" data-id=\"9a334eb\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>O polietileno de alta densidade (HDPE) e o polietileno (PE) s\u00e3o ambos tipos de polietileno, mas t\u00eam propriedades diferentes devido a diferen\u00e7as na produ\u00e7\u00e3o.<\/p>\n","protected":false},"author":3,"featured_media":33210,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[654],"tags":[],"class_list":["post-103347","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-conhecimentos"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.linseis.com\/pt-pt\/wp-json\/wp\/v2\/posts\/103347","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.linseis.com\/pt-pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.linseis.com\/pt-pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.linseis.com\/pt-pt\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.linseis.com\/pt-pt\/wp-json\/wp\/v2\/comments?post=103347"}],"version-history":[{"count":0,"href":"https:\/\/www.linseis.com\/pt-pt\/wp-json\/wp\/v2\/posts\/103347\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.linseis.com\/pt-pt\/wp-json\/wp\/v2\/media\/33210"}],"wp:attachment":[{"href":"https:\/\/www.linseis.com\/pt-pt\/wp-json\/wp\/v2\/media?parent=103347"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.linseis.com\/pt-pt\/wp-json\/wp\/v2\/categories?post=103347"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.linseis.com\/pt-pt\/wp-json\/wp\/v2\/tags?post=103347"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}