{"id":1313,"date":"2026-06-04T04:24:31","date_gmt":"2026-06-04T04:24:31","guid":{"rendered":"https:\/\/www.packtests.com\/?post_type=standard&#038;p=1313"},"modified":"2026-06-04T06:15:27","modified_gmt":"2026-06-04T06:15:27","slug":"iso-15359","status":"publish","type":"standard","link":"https:\/\/www.packtests.com\/pt\/standard\/iso-15359\/","title":{"rendered":"ISO 15359"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"1313\" class=\"elementor elementor-1313\" data-elementor-post-type=\"standard\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e912fa0 e-flex e-con-boxed e-con e-parent\" data-id=\"e912fa0\" 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-c523b84 elementor-widget elementor-widget-text-editor\" data-id=\"c523b84\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2 data-section-id=\"1glmduz\" data-start=\"2724\" data-end=\"2751\">ISO 15359 e ensaios de atrito do papel<\/h2><p data-start=\"1246\" data-end=\"1584\">A norma ISO 15359 avalia o comportamento do atrito atrav\u00e9s da medi\u00e7\u00e3o da for\u00e7a necess\u00e1ria para iniciar o movimento e manter o deslizamento entre duas superf\u00edcies de papel ou cart\u00e3o sob uma carga especificada. A norma tamb\u00e9m avalia, de forma \u00fanica, o comportamento do atrito ap\u00f3s ciclos repetidos de deslizamento, ajudando os laborat\u00f3rios a compreender como o desgaste da superf\u00edcie influencia o desempenho do atrito.<\/p><p data-start=\"765\" data-end=\"1244\">O desempenho em termos de atrito desempenha um papel fundamental na transforma\u00e7\u00e3o de papel, na impress\u00e3o, na produ\u00e7\u00e3o de embalagens, nos transportes e nos sistemas de manuseamento automatizado. Um atrito excessivamente elevado pode causar dificuldades de alimenta\u00e7\u00e3o, enquanto um atrito insuficiente pode levar \u00e0 instabilidade das pilhas, ao deslizamento e a inefici\u00eancias na produ\u00e7\u00e3o. Consequentemente, a medi\u00e7\u00e3o precisa <strong data-start=\"1092\" data-end=\"1111\">Medi\u00e7\u00e3o do COF<\/strong> tornou-se uma atividade essencial de controlo de qualidade para fabricantes de papel, transformadores, fornecedores de embalagens e laborat\u00f3rios de ensaio.<\/p><h2 data-section-id=\"1glmduz\" data-start=\"2724\" data-end=\"2751\">Princ\u00edpio de ensaio da norma ISO 15359<\/h2><p data-start=\"2753\" data-end=\"2800\">A norma ISO 15359 utiliza o\u00a0<strong data-start=\"2772\" data-end=\"2799\">m\u00e9todo do plano horizontal<\/strong>.<\/p><p data-start=\"2802\" data-end=\"2851\">Colocam-se duas amostras de ensaio em contacto superficial:<\/p><ul data-start=\"2853\" data-end=\"3083\"><li data-section-id=\"wn2iwc\" data-start=\"2853\" data-end=\"2902\">Um esp\u00e9cime est\u00e1 fixado a uma mesa fixa.<\/li><li data-section-id=\"zraw0g\" data-start=\"2903\" data-end=\"2956\">A segunda amostra est\u00e1 fixada a um tren\u00f3 com peso.<\/li><li data-section-id=\"16fhxw7\" data-start=\"2957\" data-end=\"3009\">\u00c9 aplicada uma for\u00e7a de tra\u00e7\u00e3o de forma controlada.<\/li><li data-section-id=\"l67gs4\" data-start=\"3010\" data-end=\"3083\">A for\u00e7a necess\u00e1ria para iniciar o movimento e mant\u00ea-lo \u00e9 registada.<\/li><\/ul><p data-start=\"3085\" data-end=\"3103\">O teste avalia:<\/p><ol data-start=\"3105\" data-end=\"3266\"><li data-section-id=\"1g1y7cr\" data-start=\"3105\" data-end=\"3163\"><strong data-start=\"3108\" data-end=\"3163\">Coeficiente de atrito est\u00e1tico no primeiro deslizamento (\u03bcS1)<\/strong><\/li><li data-section-id=\"1qyi803\" data-start=\"3164\" data-end=\"3222\"><strong data-start=\"3167\" data-end=\"3222\">Coeficiente de atrito est\u00e1tico na terceira rampa (\u03bcS3)<\/strong><\/li><li data-section-id=\"zpxrif\" data-start=\"3223\" data-end=\"3266\"><strong data-start=\"3226\" data-end=\"3266\">Coeficiente cin\u00e9tico de atrito (\u03bcK)<\/strong><\/li><\/ol><p data-start=\"3268\" data-end=\"3479\">Ao contr\u00e1rio de algumas normas relativas ao atrito que apenas avaliam o comportamento inicial de deslizamento, a norma ISO 15359 avalia o atrito ap\u00f3s ciclos repetidos de desgaste, fornecendo informa\u00e7\u00f5es valiosas sobre a durabilidade da superf\u00edcie e a estabilidade do atrito.<\/p><h2 data-section-id=\"1n6w3w0\" data-start=\"3486\" data-end=\"3513\">Procedimento de ensaio da norma ISO 15359<\/h2><h3 data-section-id=\"2pr905\" data-start=\"3515\" data-end=\"3548\">COF est\u00e1tico na primeira l\u00e2mina<\/h3><p data-start=\"3550\" data-end=\"3594\">Para determinar o atrito est\u00e1tico inicial:<\/p><ol data-start=\"3596\" data-end=\"4017\"><li data-section-id=\"1ku0ntf\" data-start=\"3596\" data-end=\"3648\">Fixar as amostras de papel no suporte deslizante e na mesa de ensaio.<\/li><li data-section-id=\"mom2pv\" data-start=\"3649\" data-end=\"3747\">Certifique-se de que as orienta\u00e7\u00f5es na dire\u00e7\u00e3o da m\u00e1quina (MD) e na dire\u00e7\u00e3o transversal (TD) est\u00e3o corretamente alinhadas.<\/li><li data-section-id=\"7s43de\" data-start=\"3748\" data-end=\"3807\">Baixe o tren\u00f3 a aproximadamente\u00a0<strong data-start=\"3783\" data-end=\"3806\">3,0 mm\/s \u00b1 2,0 mm\/s<\/strong>.<\/li><li data-section-id=\"ievmjg\" data-start=\"3808\" data-end=\"3851\">Deixe o tren\u00f3 repousar durante 1 a 20 segundos.<\/li><li data-section-id=\"qjwqp4\" data-start=\"3852\" data-end=\"3898\">Aplique for\u00e7a gradualmente at\u00e9 que comece a deslizar.<\/li><li data-section-id=\"1gbhunh\" data-start=\"3899\" data-end=\"3955\">Registe a for\u00e7a necess\u00e1ria para iniciar o movimento (FS1).<\/li><li data-section-id=\"1ru0g\" data-start=\"3956\" data-end=\"4017\">Repita o procedimento at\u00e9 obter, pelo menos, seis medi\u00e7\u00f5es v\u00e1lidas.<\/li><\/ol><h3 data-section-id=\"12a9499\" data-start=\"4019\" data-end=\"4056\">Coeficiente de atrito est\u00e1tico e cin\u00e9tico ap\u00f3s o desgaste<\/h3><p data-start=\"4058\" data-end=\"4106\">Ao avaliar o atrito ap\u00f3s deslizamentos repetidos:<\/p><ol data-start=\"4108\" data-end=\"4460\"><li data-section-id=\"14yzulz\" data-start=\"4108\" data-end=\"4152\">Realize a l\u00e2mina inicial e registe o FS1.<\/li><li data-section-id=\"fzez9v\" data-start=\"4153\" data-end=\"4217\">Continue o movimento de acordo com o perfil de deslocamento prescrito.<\/li><li data-section-id=\"9epmp8\" data-start=\"4218\" data-end=\"4289\">Repita o processo de deslizamento tr\u00eas vezes, utilizando o mesmo par de amostras.<\/li><li data-section-id=\"1gdjzrf\" data-start=\"4290\" data-end=\"4414\">Registo:<br \/><ul data-start=\"4304\" data-end=\"4414\"><li data-section-id=\"1yloo5v\" data-start=\"4304\" data-end=\"4336\">For\u00e7a est\u00e1tica do terceiro deslizador (FS3)<\/li><li data-section-id=\"e5wc4w\" data-start=\"4340\" data-end=\"4414\">For\u00e7a m\u00e9dia de atrito cin\u00e9tico (FK) durante o intervalo de percurso especificado<\/li><\/ul><\/li><li data-section-id=\"1xjoy6t\" data-start=\"4415\" data-end=\"4460\">Obtenha, pelo menos, seis ensaios v\u00e1lidos em r\u00e9plica.<\/li><\/ol><p data-start=\"4462\" data-end=\"4579\">Esta abordagem permite aos laborat\u00f3rios avaliar como as caracter\u00edsticas de atrito se alteram ap\u00f3s a intera\u00e7\u00e3o com a superf\u00edcie e o desgaste<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8745e4f elementor-widget elementor-widget-image\" data-id=\"8745e4f\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"534\" src=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/06\/ISO-15359-Horizontal-Plane-COF-Test-Testing-Process-1-1024x683.webp\" class=\"attachment-large size-large wp-image-1321\" alt=\"Ensaio COF no plano horizontal segundo a norma ISO 15359 \u2014 Processo de ensaio\" srcset=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/06\/ISO-15359-Horizontal-Plane-COF-Test-Testing-Process-1-1024x683.webp 1024w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/06\/ISO-15359-Horizontal-Plane-COF-Test-Testing-Process-1-300x200.webp 300w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/06\/ISO-15359-Horizontal-Plane-COF-Test-Testing-Process-1-768x512.webp 768w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/06\/ISO-15359-Horizontal-Plane-COF-Test-Testing-Process-1-18x12.webp 18w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/06\/ISO-15359-Horizontal-Plane-COF-Test-Testing-Process-1.webp 1536w\" sizes=\"(max-width: 800px) 100vw, 800px\" title=\"\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a31745c elementor-widget elementor-widget-text-editor\" data-id=\"a31745c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2 data-section-id=\"oqu6ht\" data-start=\"4586\" data-end=\"4625\">C\u00e1lculo dos coeficientes de atrito<\/h2><p data-start=\"4627\" data-end=\"4755\">A norma ISO 15359 calcula os coeficientes de atrito dividindo a for\u00e7a de atrito medida pela for\u00e7a normal gerada pelo peso do tren\u00f3.<\/p><h3 data-section-id=\"y0ipo8\" data-start=\"4757\" data-end=\"4806\">Coeficiente de atrito est\u00e1tico no primeiro deslizamento<\/h3><p data-start=\"4847\" data-end=\"4853\"><img decoding=\"async\" class=\"alignnone size-full wp-image-1316\" src=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/06\/fe845b55a49def8309fd6291e9a9a3dd.png\" alt=\"Coeficiente de atrito est\u00e1tico no primeiro deslizamento\" width=\"103\" height=\"44\" title=\"\" srcset=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/06\/fe845b55a49def8309fd6291e9a9a3dd.png 103w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/06\/fe845b55a49def8309fd6291e9a9a3dd-18x8.png 18w\" sizes=\"(max-width: 103px) 100vw, 103px\" \/><\/p><p data-start=\"4847\" data-end=\"4853\">Onde:<\/p><ul data-start=\"4855\" data-end=\"4990\"><li data-section-id=\"1trjkwl\" data-start=\"4855\" data-end=\"4908\">\u03bcS1 = Coeficiente de atrito est\u00e1tico no primeiro deslizamento<\/li><li data-section-id=\"3uueu8\" data-start=\"4909\" data-end=\"4958\">FS1 = For\u00e7a m\u00e9dia necess\u00e1ria para iniciar o movimento<\/li><li data-section-id=\"1wc2ui\" data-start=\"4959\" data-end=\"4974\">m = massa do tren\u00f3<\/li><li data-section-id=\"fnieun\" data-start=\"4975\" data-end=\"4990\">g = 9,81 m\/s\u00b2<\/li><\/ul><h3 data-section-id=\"16lqu01\" data-start=\"4992\" data-end=\"5041\">Coeficiente de atrito est\u00e1tico na terceira rampa<\/h3><p data-start=\"5043\" data-end=\"5080\"><img decoding=\"async\" class=\"alignnone size-full wp-image-1317\" src=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/06\/ff623b843114baa5896b4bb513d77469.png\" alt=\"Coeficiente de atrito est\u00e1tico na terceira rampa\" width=\"101\" height=\"40\" title=\"\" srcset=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/06\/ff623b843114baa5896b4bb513d77469.png 101w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/06\/ff623b843114baa5896b4bb513d77469-18x7.png 18w\" sizes=\"(max-width: 101px) 100vw, 101px\" \/><\/p><h3 data-section-id=\"1np02q7\" data-start=\"5082\" data-end=\"5117\">Coeficiente cin\u00e9tico de atrito<\/h3><p data-start=\"5119\" data-end=\"5156\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1318\" src=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/06\/305f3cb852ed00460749c5b6f826a8a2.png\" alt=\"Coeficiente cin\u00e9tico de atrito\" width=\"82\" height=\"47\" title=\"\" srcset=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/06\/305f3cb852ed00460749c5b6f826a8a2.png 82w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/06\/305f3cb852ed00460749c5b6f826a8a2-18x10.png 18w\" sizes=\"(max-width: 82px) 100vw, 82px\" \/><\/p><p data-start=\"5158\" data-end=\"5267\">O coeficiente cin\u00e9tico n\u00e3o deve ser indicado se for observado um comportamento significativo de \u00abstick-slip\u00bb durante o ensaio.<\/p><h2 data-section-id=\"urxiit\" data-start=\"5274\" data-end=\"5317\">Equipamento necess\u00e1rio para os ensaios segundo a norma ISO 15359<\/h2><p data-start=\"5319\" data-end=\"5394\">Uma forma eficaz de <strong data-start=\"5332\" data-end=\"5378\">dispositivo de medi\u00e7\u00e3o do coeficiente de atrito<\/strong> deve fornecer:<\/p><ul data-start=\"5396\" data-end=\"5573\"><li data-section-id=\"95apux\" data-start=\"5396\" data-end=\"5424\">Medi\u00e7\u00e3o precisa da for\u00e7a<\/li><li data-section-id=\"1wkqtp4\" data-start=\"5425\" data-end=\"5447\">Movimento est\u00e1vel do tren\u00f3<\/li><li data-section-id=\"1ambzod\" data-start=\"5448\" data-end=\"5473\">Velocidade de desloca\u00e7\u00e3o controlada<\/li><li data-section-id=\"8zbj5p\" data-start=\"5474\" data-end=\"5505\">Alinhamento consistente das amostras<\/li><li data-section-id=\"1w2fvuv\" data-start=\"5506\" data-end=\"5534\">Aquisi\u00e7\u00e3o automatizada de dados<\/li><li data-section-id=\"dhe7ks\" data-start=\"5535\" data-end=\"5573\">An\u00e1lise do atrito est\u00e1tico e cin\u00e9tico<\/li><\/ul><h3 data-section-id=\"1cgsfz\" data-start=\"5575\" data-end=\"5616\">COF-01 Aparelho de ensaio do coeficiente de atrito<\/h3><p data-start=\"5618\" data-end=\"5772\">O <strong data-start=\"5622\" data-end=\"5663\">COF-01 Aparelho de ensaio do coeficiente de atrito<\/strong> \u00e9 adequado para ensaios de atrito em papel, cart\u00e3o, pel\u00edculas pl\u00e1sticas, materiais de embalagem e substratos revestidos.<\/p><h3 data-section-id=\"16eyy6q\" data-start=\"6478\" data-end=\"6541\">Solu\u00e7\u00e3o alternativa: M\u00e1quina de ensaio de tra\u00e7\u00e3o TST-01 com dispositivo de fixa\u00e7\u00e3o COF<\/h3><p data-start=\"6543\" data-end=\"6715\">Para os laborat\u00f3rios que procuram uma maior flexibilidade nos ensaios, o <strong data-start=\"6601\" data-end=\"6643\">M\u00e1quina de ensaio de tra\u00e7\u00e3o TST-01 com dispositivo de fixa\u00e7\u00e3o COF<\/strong> combina ensaios de tra\u00e7\u00e3o e de atrito numa \u00fanica plataforma.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-edfa484 e-con-full e-flex e-con e-child\" data-id=\"edfa484\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4a3c5bb elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"4a3c5bb\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.packtests.com\/pt\/product\/plastic-tensile-strength-tester\/\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"400\" height=\"600\" src=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/06\/ISO-15359-Paper-Coefficient-of-Friction-Testing-TST-01-Tensile-Tester-with-COF-Fixture.webp\" class=\"attachment-large size-large wp-image-1319\" alt=\"Ensaio do coeficiente de atrito do papel segundo a norma ISO 15359 - M\u00e1quina de ensaio de tra\u00e7\u00e3o TST-01 com dispositivo de fixa\u00e7\u00e3o para o COF\" srcset=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/06\/ISO-15359-Paper-Coefficient-of-Friction-Testing-TST-01-Tensile-Tester-with-COF-Fixture.webp 400w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/06\/ISO-15359-Paper-Coefficient-of-Friction-Testing-TST-01-Tensile-Tester-with-COF-Fixture-200x300.webp 200w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/06\/ISO-15359-Paper-Coefficient-of-Friction-Testing-TST-01-Tensile-Tester-with-COF-Fixture-8x12.webp 8w\" sizes=\"(max-width: 400px) 100vw, 400px\" title=\"\">\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">M\u00e1quina de ensaio de tra\u00e7\u00e3o TST-01 com dispositivo de fixa\u00e7\u00e3o COF<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d81d43d elementor-widget__width-inherit elementor-widget elementor-widget-text-editor\" data-id=\"d81d43d\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h4 data-section-id=\"1l3n95q\" data-start=\"6717\" data-end=\"6731\">Vantagens<\/h4><ul data-start=\"6733\" data-end=\"6878\"><li data-section-id=\"itgc1h\" data-start=\"6733\" data-end=\"6759\">Ensaios \u00e0s propriedades de tra\u00e7\u00e3o<\/li><li data-section-id=\"id91at\" data-start=\"6760\" data-end=\"6794\">Medi\u00e7\u00e3o do coeficiente de atrito<\/li><li data-section-id=\"1dpauwy\" data-start=\"6795\" data-end=\"6809\">Teste de descama\u00e7\u00e3o<\/li><li data-section-id=\"pysvb4\" data-start=\"6810\" data-end=\"6833\">Ensaio de resist\u00eancia da veda\u00e7\u00e3o<\/li><li data-section-id=\"1tdlc0s\" data-start=\"6834\" data-end=\"6848\">Teste de l\u00e1grimas<\/li><li data-section-id=\"4z4sdf\" data-start=\"6849\" data-end=\"6878\">Compatibilidade com v\u00e1rios dispositivos<\/li><\/ul><p data-start=\"6880\" data-end=\"6925\">Esta solu\u00e7\u00e3o \u00e9 particularmente interessante para:<\/p><ul data-start=\"6927\" data-end=\"7052\"><li data-section-id=\"74uwfm\" data-start=\"6927\" data-end=\"6951\">Laborat\u00f3rios de embalagem<\/li><li data-section-id=\"k73ajc\" data-start=\"6952\" data-end=\"6985\">Fabricantes de embalagens m\u00e9dicas<\/li><li data-section-id=\"1t31nfa\" data-start=\"6986\" data-end=\"7009\">Institui\u00e7\u00f5es de investiga\u00e7\u00e3o<\/li><li data-section-id=\"a04ni3\" data-start=\"7010\" data-end=\"7052\">Instala\u00e7\u00f5es multifuncionais de controlo de qualidade<\/li><\/ul><p data-start=\"7054\" data-end=\"7199\">A gama de velocidades ajust\u00e1vel de\u00a0<strong data-start=\"7084\" data-end=\"7100\">1\u2013500 mm\/min<\/strong>\u00a0permite a adapta\u00e7\u00e3o a v\u00e1rios requisitos de ensaio de materiais, para al\u00e9m das medi\u00e7\u00f5es de atrito normalizadas.<\/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-2933119 elementor-widget elementor-widget-text-editor\" data-id=\"2933119\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2 data-section-id=\"bfcdr4\" data-start=\"7206\" data-end=\"7246\">ISO 15359 vs. outras normas relativas ao atrito<\/h2><div class=\"TyagGW_tableContainer\"><div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"><table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"7248\" data-end=\"7701\"><thead data-start=\"7248\" data-end=\"7286\"><tr data-start=\"7248\" data-end=\"7286\"><th class=\"last:pe-10\" data-start=\"7248\" data-end=\"7259\" data-col-size=\"sm\">Padr\u00e3o<\/th><th class=\"last:pe-10\" data-start=\"7259\" data-end=\"7276\" data-col-size=\"sm\">Foco no material<\/th><th class=\"last:pe-10\" data-start=\"7276\" data-end=\"7286\" data-col-size=\"sm\">M\u00e9todo<\/th><\/tr><\/thead><tbody data-start=\"7327\" data-end=\"7701\"><tr data-start=\"7327\" data-end=\"7398\"><td style=\"text-align: center;\" data-start=\"7327\" data-end=\"7339\" data-col-size=\"sm\">ISO 15359<\/td><td style=\"text-align: center;\" data-start=\"7339\" data-end=\"7357\" data-col-size=\"sm\">Papel e cart\u00e3o<\/td><td style=\"text-align: center;\" data-start=\"7357\" data-end=\"7398\" data-col-size=\"sm\">Plano horizontal com avalia\u00e7\u00e3o do desgaste<\/td><\/tr><tr data-start=\"7399\" data-end=\"7457\"><td style=\"text-align: center;\" data-start=\"7399\" data-end=\"7410\" data-col-size=\"sm\">ISO 8295<\/td><td style=\"text-align: center;\" data-start=\"7410\" data-end=\"7437\" data-col-size=\"sm\">Filmes e chapas de pl\u00e1stico<\/td><td style=\"text-align: center;\" data-start=\"7437\" data-end=\"7457\" data-col-size=\"sm\">Plano horizontal<\/td><\/tr><tr data-start=\"7458\" data-end=\"7519\"><td style=\"text-align: center;\" data-start=\"7458\" data-end=\"7471\" data-col-size=\"sm\">ASTM D1894<\/td><td style=\"text-align: center;\" data-start=\"7471\" data-end=\"7499\" data-col-size=\"sm\">Pel\u00edculas e folhas de pl\u00e1stico<\/td><td style=\"text-align: center;\" data-start=\"7499\" data-end=\"7519\" data-col-size=\"sm\">Plano horizontal<\/td><\/tr><tr data-start=\"7520\" data-end=\"7576\"><td style=\"text-align: center;\" data-start=\"7520\" data-end=\"7533\" data-col-size=\"sm\">TAPPI T549<\/td><td style=\"text-align: center;\" data-start=\"7533\" data-end=\"7556\" data-col-size=\"sm\">Papel e cart\u00e3o<\/td><td style=\"text-align: center;\" data-start=\"7556\" data-end=\"7576\" data-col-size=\"sm\">Plano horizontal<\/td><\/tr><tr data-start=\"7577\" data-end=\"7645\"><td style=\"text-align: center;\" data-start=\"7577\" data-end=\"7589\" data-col-size=\"sm\">DIN 53119<\/td><td style=\"text-align: center;\" data-start=\"7589\" data-end=\"7621\" data-col-size=\"sm\">Papel e materiais de embalagem<\/td><td style=\"text-align: center;\" data-start=\"7621\" data-end=\"7645\" data-col-size=\"sm\">Medi\u00e7\u00e3o do atrito<\/td><\/tr><tr data-start=\"7646\" data-end=\"7701\"><td style=\"text-align: center;\" data-start=\"7646\" data-end=\"7660\" data-col-size=\"sm\">EN ISO 8295<\/td><td style=\"text-align: center;\" data-start=\"7660\" data-end=\"7680\" data-col-size=\"sm\">Materiais pl\u00e1sticos<\/td><td style=\"text-align: center;\" data-start=\"7680\" data-end=\"7701\" data-col-size=\"sm\">Determina\u00e7\u00e3o do COF<\/td><\/tr><\/tbody><\/table><\/div><\/div><p data-start=\"7703\" data-end=\"7881\">A caracter\u00edstica distintiva de <strong data-start=\"7733\" data-end=\"7746\">ISO 15359<\/strong> \u00e9 a sua avalia\u00e7\u00e3o do comportamento do atrito antes e depois de ciclos repetidos de deslizamento, o que permite compreender as altera\u00e7\u00f5es no atrito relacionadas com o desgaste.<\/p>\t\t\t\t\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>ISO 15359 defines the horizontal plane method for coefficient of friction of paper and board.<\/p>","protected":false},"featured_media":0,"parent":0,"template":"","meta":{"_acf_changed":false},"standard-category":[65],"class_list":["post-1313","standard","type-standard","status-publish","hentry","standard-category-iso"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packtests.com\/pt\/wp-json\/wp\/v2\/standard\/1313","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packtests.com\/pt\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.packtests.com\/pt\/wp-json\/wp\/v2\/types\/standard"}],"version-history":[{"count":5,"href":"https:\/\/www.packtests.com\/pt\/wp-json\/wp\/v2\/standard\/1313\/revisions"}],"predecessor-version":[{"id":1325,"href":"https:\/\/www.packtests.com\/pt\/wp-json\/wp\/v2\/standard\/1313\/revisions\/1325"}],"wp:attachment":[{"href":"https:\/\/www.packtests.com\/pt\/wp-json\/wp\/v2\/media?parent=1313"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packtests.com\/pt\/wp-json\/wp\/v2\/standard-category?post=1313"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}