{"id":181,"date":"2025-03-28T07:16:18","date_gmt":"2025-03-28T07:16:18","guid":{"rendered":"https:\/\/www.coefficientfriction.com\/?page_id=181"},"modified":"2025-03-31T06:16:27","modified_gmt":"2025-03-31T06:16:27","slug":"iso-8295","status":"publish","type":"page","link":"https:\/\/www.coefficientfriction.com\/pt\/iso-8295","title":{"rendered":"ISO 8295"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"181\" class=\"elementor elementor-181\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e87c6b2 e-flex e-con-boxed e-con e-parent\" data-id=\"e87c6b2\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-d087c52 e-con-full e-flex e-con e-child\" data-id=\"d087c52\" data-element_type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;none&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d9f31fd elementor-invisible elementor-widget elementor-widget-image\" data-id=\"d9f31fd\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;zoomIn&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=\"600\" height=\"200\" src=\"https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/ISO-8295.webp\" class=\"attachment-large size-large wp-image-171\" alt=\"ISO 8295\" srcset=\"https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/ISO-8295.webp 600w, https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/ISO-8295-300x100.webp 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>\n\t\t<div class=\"elementor-element elementor-element-60fbb6b e-con-full e-flex e-con e-child\" data-id=\"60fbb6b\" data-element_type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;none&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0e3633c elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"0e3633c\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;zoomIn&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\">Ensaio de coeficiente de fric\u00e7\u00e3o para pel\u00edculas e folhas de pl\u00e1stico<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a73bac6 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"a73bac6\" data-element_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 ISO 8295 \u00e9 uma norma essencial que especifica o m\u00e9todo para determinar a <b>coeficiente de atrito (COF)<\/b> de pel\u00edculas e folhas de pl\u00e1stico. Este ensaio fornece uma abordagem estruturada para medir a forma como uma pel\u00edcula de pl\u00e1stico interage consigo pr\u00f3pria ou com outras superf\u00edcies em condi\u00e7\u00f5es controladas, avalia tanto <b>fric\u00e7\u00e3o est\u00e1tica e din\u00e2mica<\/b>que s\u00e3o cruciais para avaliar o manuseamento, o processamento e a utiliza\u00e7\u00e3o de materiais pl\u00e1sticos em v\u00e1rias ind\u00fastrias, incluindo <b>embalagens, produtos alimentares, produtos farmac\u00eauticos e eletr\u00f3nica<\/b>.<\/p>\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\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0364755 e-flex e-con-boxed e-con e-parent\" data-id=\"0364755\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f673fbc elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"f673fbc\" data-element_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 que \u00e9 a ISO 8295?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-156f03e elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"156f03e\" data-element_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>ISO 8295<\/strong>\u00a0\u00e9 uma norma internacional que especifica m\u00e9todos para determinar os coeficientes de atrito (COF) para pel\u00edculas e folhas de pl\u00e1stico n\u00e3o aderentes com uma espessura at\u00e9 0,5 mm. Garante que os materiais cumprem os crit\u00e9rios de desempenho para aplica\u00e7\u00f5es como embalagens, interiores de autom\u00f3veis e fabrico de dispositivos m\u00e9dicos. Ao normalizar as condi\u00e7\u00f5es de ensaio - incluindo a temperatura (23\u00b0C \u00b12\u00b0C), a humidade (50% \u00b15%) e as especifica\u00e7\u00f5es do equipamento - a norma ISO 8295 garante resultados reprodut\u00edveis, essenciais para o controlo de qualidade.<\/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-38e9bd9 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"38e9bd9\" data-element_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\">Ensaio de Coeficiente de Atrito: Princ\u00edpios e Metodologia<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b4a43e8 e-con-full e-flex e-con e-child\" data-id=\"b4a43e8\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-1797b09 e-con-full e-flex elementor-invisible e-con e-child\" data-id=\"1797b09\" data-element_type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;fadeInLeft&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-47bfa6d elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"47bfa6d\" data-element_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\">Princ\u00edpios fundamentais de teste<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-22b42a5 elementor-widget elementor-widget-text-editor\" data-id=\"22b42a5\" 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>Abaixo de\u00a0<strong>ISO 8295<\/strong>O teste do coeficiente de atrito mede a resist\u00eancia entre duas superf\u00edcies em contacto. As principais defini\u00e7\u00f5es incluem:<\/p><ul><li><strong>Atrito est\u00e1tico<\/strong>: For\u00e7a necess\u00e1ria para iniciar o movimento entre superf\u00edcies.<\/li><li><strong>Fric\u00e7\u00e3o din\u00e2mica<\/strong>: For\u00e7a sustentada durante o deslizamento cont\u00ednuo.<\/li><\/ul><p>O coeficiente \u00e9 calculado como o r\u00e1cio entre a for\u00e7a de atrito (F) e a for\u00e7a normal (F<sub>P<\/sub>), com valores que normalmente variam entre 0,2 e 1.<\/p>\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-2c0665b e-con-full e-flex elementor-invisible e-con e-child\" data-id=\"2c0665b\" data-element_type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;fadeInRight&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-843f947 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"843f947\" data-element_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\">Requisitos de equipamento<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-532058d elementor-widget elementor-widget-text-editor\" data-id=\"532058d\" 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>Um conforme\u00a0<a href=\"https:\/\/www.coefficientfriction.com\/pt\/coefficient-of-friction-testing-equipment\/\" target=\"_blank\" rel=\"noopener\"><strong>M\u00e1quina de ensaio COF<\/strong><\/a>\u00a0deve incluir:<\/p><ol start=\"1\"><li><p><strong>Mesa de ensaio horizontal<\/strong>: Assegura um apoio est\u00e1vel e sem vibra\u00e7\u00f5es.<\/p><\/li><li><p><strong>Tren\u00f3<\/strong>: Massa normalizada (200g \u00b12g) para aplicar uma press\u00e3o uniforme.<\/p><\/li><li><p><strong>Sistema de medi\u00e7\u00e3o de for\u00e7as<\/strong>: Sensores de precis\u00e3o com margem de erro \u22642%.<\/p><\/li><li><p><strong>Controlo da velocidade<\/strong>: 100 mm\/min ou 500 mm\/min para pel\u00edculas especializadas.<\/p><\/li><\/ol>\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\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9d958da e-flex e-con-boxed e-con e-parent\" data-id=\"9d958da\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5055911 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"5055911\" data-element_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\">Principais etapas dos testes em conformidade com a norma ISO 8295<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0424cfa e-con-full e-grid e-con e-child\" data-id=\"0424cfa\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-a290580 e-con-full e-flex elementor-invisible e-con e-child\" data-id=\"a290580\" data-element_type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;fadeInLeft&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7cac45b elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"7cac45b\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInLeft&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<h5>1. Prepara\u00e7\u00e3o do esp\u00e9cime<\/h5><ul><li>Cortar amostras (80mm x 200mm) de sec\u00e7\u00f5es uniformes do material.<\/li><li>Assegurar que as superf\u00edcies est\u00e3o limpas, sem p\u00f3 e n\u00e3o est\u00e3o danificadas.<\/li><\/ul><h5>2. Condicionamento<\/h5><ul><li>Pr\u00e9-condicionar os esp\u00e9cimes durante \u226516 horas a 23\u00b0C e 50% de humidade para estabilizar as propriedades do material.<\/li><\/ul><h5>3. Procedimento de ensaio<\/h5><ol><li>Fixar um provete na mesa de ensaio.<\/li><li>Colocar o tren\u00f3 sobre o segundo provete, aplicando uma for\u00e7a normal de 1,96 N.<\/li><li>Iniciar o deslizamento a uma velocidade controlada, registando os valores de atrito est\u00e1tico (for\u00e7a de pico) e din\u00e2mico (for\u00e7a m\u00e9dia ao longo de 6 cm).<\/li><\/ol><h5>4. An\u00e1lise de dados<\/h5><p>Calcular os coeficientes utilizando:<\/p><ul><li><strong>COF est\u00e1tico<\/strong>: \u03bc<sub>S<\/sub>\u00a0= F<sub>S<\/sub>\u00a0\/ F<sub>P<\/sub> (For\u00e7a para iniciar o movimento \/ For\u00e7a normal)<\/li><li><strong>COF din\u00e2mico<\/strong>: \u03bc<sub>D<\/sub>\u00a0= F<sub>D<\/sub>\u00a0\/ F<sub>P<\/sub> (For\u00e7a para manter o movimento \/ For\u00e7a normal)<\/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-3a3fc5c e-con-full e-flex e-con e-child\" data-id=\"3a3fc5c\" data-element_type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;none&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8c85174 elementor-invisible elementor-widget elementor-widget-video\" data-id=\"8c85174\" data-element_type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/youtu.be\\\/NUgXENOz8J0&quot;,&quot;_animation&quot;:&quot;fadeInRight&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\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-f5aa253 elementor-invisible elementor-widget elementor-widget-image\" data-id=\"f5aa253\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInRight&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\t<a href=\"https:\/\/www.coefficientfriction.com\/pt\/coefficient-of-friction-testing-equipment\/\">\n\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/elementor\/thumbs\/coefficient-of-friction-testing-equipment-02-r3gmfhxbshv5s8cb9lwesyw1eucn1cj36pky39oul4.webp\" title=\"equipamento de ensaio do coeficiente de atrito 02\" alt=\"equipamento de ensaio do coeficiente de atrito 02\" loading=\"lazy\" \/>\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<\/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-f7106d9 e-flex e-con-boxed e-con e-parent\" data-id=\"f7106d9\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-b0586e5 e-con-full e-flex elementor-invisible e-con e-child\" data-id=\"b0586e5\" data-element_type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;fadeInLeft&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-f9046cc e-con-full e-flex e-con e-child\" data-id=\"f9046cc\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c4f0b8e elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"c4f0b8e\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInLeft&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\">Aplica\u00e7\u00f5es da ISO 8295 na ind\u00fastria<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2186d6f elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"2186d6f\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInLeft&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>As propriedades de fric\u00e7\u00e3o das pel\u00edculas de pl\u00e1stico t\u00eam um impacto significativo no seu desempenho em <strong>linhas de embalagem, m\u00e1quinas de selagem e outros equipamentos de transforma\u00e7\u00e3o<\/strong>. Um COF elevado pode levar ao encravamento do material, enquanto um COF excessivamente baixo pode resultar em <strong>deslizamento e desalinhamento<\/strong>.\u00a0<\/p><p>Ao efetuar <strong>ensaio do coeficiente de atrito<\/strong>os fabricantes podem garantir que os seus produtos cumprem <strong>ISO 8295<\/strong> padr\u00f5es e otimizar as formula\u00e7\u00f5es de pel\u00edculas para as carater\u00edsticas de fric\u00e7\u00e3o desejadas. Isto \u00e9 particularmente importante em:<\/p><ul data-spread=\"false\"><li><p><strong>Embalagem de alimentos:<\/strong> Assegurar o bom funcionamento das m\u00e1quinas autom\u00e1ticas de embalagem e de enchimento.<\/p><\/li><li><p><strong>Embalagem m\u00e9dica:<\/strong> Quando as propriedades de deslizamento s\u00e3o controladas, evitam a contamina\u00e7\u00e3o e asseguram um manuseamento est\u00e9ril.<\/p><\/li><li><p><strong>Fabrico de pel\u00edculas pl\u00e1sticas:<\/strong> Para controlo de qualidade e consist\u00eancia do produto.<\/p><\/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-694940d e-con-full e-flex e-con e-child\" data-id=\"694940d\" data-element_type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;none&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-8ea1c6c e-con-full e-flex e-con e-child\" data-id=\"8ea1c6c\" data-element_type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;none&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f6ee6d5 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"f6ee6d5\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInRight&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\">Factores que afectam o COF em filmes pl\u00e1sticos<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-663e3cc elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"663e3cc\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInRight&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>Diversas vari\u00e1veis influenciam o comportamento de fric\u00e7\u00e3o das pel\u00edculas de pl\u00e1stico, incluindo:<\/p><ul><li><strong>Composi\u00e7\u00e3o do filme<\/strong>: Os aditivos, como os agentes de deslizamento, podem alterar as propriedades da superf\u00edcie.<\/li><li><strong>Textura da superf\u00edcie<\/strong>: As superf\u00edcies lisas e as superf\u00edcies com relevo apresentam n\u00edveis de fric\u00e7\u00e3o diferentes.<\/li><li><strong>Condi\u00e7\u00f5es ambientais<\/strong>: A humidade e a temperatura podem afetar as medi\u00e7\u00f5es.<\/li><li><strong>Efeitos do envelhecimento<\/strong>: Os valores de COF podem alterar-se com o tempo \u00e0 medida que os aditivos de deslizamento migram para a superf\u00edcie.<\/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-c62fc60 elementor-invisible elementor-widget elementor-widget-image\" data-id=\"c62fc60\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;zoomIn&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=\"600\" height=\"200\" src=\"https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/ISO-8295.webp\" class=\"attachment-large size-large wp-image-171\" alt=\"ISO 8295\" srcset=\"https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/ISO-8295.webp 600w, https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/ISO-8295-300x100.webp 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>\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-6d2c64c e-flex e-con-boxed e-con e-parent\" data-id=\"6d2c64c\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c394047 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"c394047\" data-element_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\">FAQs<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b484e06 elementor-invisible elementor-widget elementor-widget-n-accordion\" data-id=\"b484e06\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;,&quot;default_state&quot;:&quot;expanded&quot;,&quot;max_items_expended&quot;:&quot;one&quot;,&quot;n_accordion_animation_duration&quot;:{&quot;unit&quot;:&quot;ms&quot;,&quot;size&quot;:400,&quot;sizes&quot;:[]}}\" data-widget_type=\"nested-accordion.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"e-n-accordion\" aria-label=\"Acorde\u00e3o. Abrir liga\u00e7\u00f5es com Enter ou Espa\u00e7o, fechar com Escape e navegar com Setas\">\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1890\" class=\"e-n-accordion-item\" open>\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"1\" tabindex=\"0\" aria-expanded=\"true\" aria-controls=\"e-n-accordion-item-1890\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> 1. Qual \u00e9 o objetivo da norma ISO 8295? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1890\" class=\"elementor-element elementor-element-4dda86b e-con-full e-flex e-con e-child\" data-id=\"4dda86b\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b1ee56f elementor-widget elementor-widget-text-editor\" data-id=\"b1ee56f\" 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>A norma ISO 8295 normaliza o m\u00e9todo de determina\u00e7\u00e3o das carater\u00edsticas est\u00e1ticas e din\u00e2micas do <strong>coeficiente de atrito<\/strong> (COF) das pel\u00edculas de pl\u00e1stico para garantir a consist\u00eancia e a qualidade do fabrico.<\/p>\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\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1891\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"2\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1891\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> 2. Como \u00e9 que o atrito afecta o desempenho das pel\u00edculas de pl\u00e1stico? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1891\" class=\"elementor-element elementor-element-4213cd7 e-con-full e-flex e-con e-child\" data-id=\"4213cd7\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a5cb0ea elementor-widget elementor-widget-text-editor\" data-id=\"a5cb0ea\" 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>A fric\u00e7\u00e3o influencia o manuseamento de pel\u00edculas em <strong>m\u00e1quinas de embalagem e processamento<\/strong>. Um atrito elevado pode causar encravamento, enquanto um atrito baixo pode levar a deslizamento e desalinhamento.<\/p>\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\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1892\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"3\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1892\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> 3. Que factores influenciam os resultados dos testes COF? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1892\" class=\"elementor-element elementor-element-8cbaf70 e-con-full e-flex e-con e-child\" data-id=\"8cbaf70\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ed707d2 elementor-widget elementor-widget-text-editor\" data-id=\"ed707d2\" 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>A composi\u00e7\u00e3o do material, a textura da superf\u00edcie, as condi\u00e7\u00f5es ambientais e o envelhecimento da pel\u00edcula t\u00eam impacto <strong>medi\u00e7\u00f5es de fric\u00e7\u00e3o<\/strong>.<\/p>\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\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1893\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"4\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1893\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> 4. O que \u00e9 o COF est\u00e1tico e din\u00e2mico? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1893\" class=\"elementor-element elementor-element-f9fe3ff e-flex e-con-boxed e-con e-child\" data-id=\"f9fe3ff\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7e0556e elementor-widget elementor-widget-text-editor\" data-id=\"7e0556e\" 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><strong>COF est\u00e1tico<\/strong>: A for\u00e7a necess\u00e1ria para iniciar o movimento.<\/li><li><strong>COF din\u00e2mico<\/strong>: A for\u00e7a necess\u00e1ria para manter o movimento.<\/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\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1894\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"5\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1894\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> 5. Por que \u00e9 que os fabricantes devem utilizar o teste de fric\u00e7\u00e3o COF-01? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1894\" class=\"elementor-element elementor-element-c84fd44 e-flex e-con-boxed e-con e-child\" data-id=\"c84fd44\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f5c5a07 elementor-widget elementor-widget-text-editor\" data-id=\"f5c5a07\" 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><span style=\"font-size: 16px;\">O <\/span><strong style=\"font-size: 16px;\">Testador de fric\u00e7\u00e3o COF-01<\/strong><span style=\"font-size: 16px;\"> garante <\/span><strong style=\"font-size: 16px;\">elevada precis\u00e3o, conformidade com a norma ISO 8295 e propriedades optimizadas da pel\u00edcula<\/strong><span style=\"font-size: 16px;\">tornando-o ideal para aplica\u00e7\u00f5es industriais.<\/span><\/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\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\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\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Ensaio do coeficiente de fric\u00e7\u00e3o para pel\u00edculas e folhas de pl\u00e1stico A norma ISO 8295 \u00e9 uma norma essencial que especifica o m\u00e9todo para determinar o coeficiente de fric\u00e7\u00e3o (COF) de pel\u00edculas e folhas de pl\u00e1stico. Este ensaio fornece uma abordagem estruturada para medir a forma como uma pel\u00edcula de pl\u00e1stico interage consigo pr\u00f3pria ou com outras superf\u00edcies em condi\u00e7\u00f5es controladas, avalia tanto a est\u00e1tica como [...]<\/p>","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"footnotes":""},"class_list":["post-181","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.coefficientfriction.com\/pt\/wp-json\/wp\/v2\/pages\/181","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.coefficientfriction.com\/pt\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.coefficientfriction.com\/pt\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.coefficientfriction.com\/pt\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.coefficientfriction.com\/pt\/wp-json\/wp\/v2\/comments?post=181"}],"version-history":[{"count":5,"href":"https:\/\/www.coefficientfriction.com\/pt\/wp-json\/wp\/v2\/pages\/181\/revisions"}],"predecessor-version":[{"id":314,"href":"https:\/\/www.coefficientfriction.com\/pt\/wp-json\/wp\/v2\/pages\/181\/revisions\/314"}],"wp:attachment":[{"href":"https:\/\/www.coefficientfriction.com\/pt\/wp-json\/wp\/v2\/media?parent=181"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}