{"id":8006,"date":"2026-06-30T16:12:08","date_gmt":"2026-06-30T08:12:08","guid":{"rendered":"https:\/\/www.qualitester.com\/?page_id=8006"},"modified":"2026-06-30T16:14:34","modified_gmt":"2026-06-30T08:14:34","slug":"iso-13937-1","status":"publish","type":"page","link":"https:\/\/www.qualitester.com\/pt\/standards\/iso-13937-1\/","title":{"rendered":"ISO 13937-1"},"content":{"rendered":"<p class=\"PDq2pG_selectionAnchorContainer\" data-start=\"9410\" data-end=\"9910\"><strong>ISO 13937-1<\/strong> especifica o m\u00e9todo do p\u00eandulo de Elmendorf para determinar a for\u00e7a de rasgo necess\u00e1ria para propagar um rasgo pr\u00e9-cortado em tecidos. O ensaio mede a energia absorvida durante o rasgo e fornece informa\u00e7\u00f5es valiosas sobre a durabilidade do tecido e a sua resist\u00eancia a danos. Amplamente utilizado para tecidos e muitos materiais n\u00e3o tecidos, o m\u00e9todo apoia o controlo de qualidade, o desenvolvimento de produtos, a compara\u00e7\u00e3o de materiais e os ensaios de conformidade em aplica\u00e7\u00f5es t\u00eaxteis, industriais e de tecidos t\u00e9cnicos.<\/p>\n<h2 data-section-id=\"vy42b5\" data-start=\"1121\" data-end=\"1144\">O que \u00e9 a norma ISO 13937-1?<\/h2>\n<p data-start=\"1146\" data-end=\"1375\"><strong data-start=\"1146\" data-end=\"1282\">ISO 13937-1: T\u00eaxteis \u2014 Propriedades de rasgo dos tecidos \u2014 Parte 1: Determina\u00e7\u00e3o da for\u00e7a de rasgo utilizando o m\u00e9todo do p\u00eandulo bal\u00edstico (Elmendorf)<\/strong> especifica um m\u00e9todo para medir a for\u00e7a necess\u00e1ria para propagar um rasgo pr\u00e9-cortado num tecido.<\/p>\n<p data-start=\"1377\" data-end=\"1598\">A norma avalia a energia necess\u00e1ria para prolongar um rasgo ao longo de uma dist\u00e2ncia fixa ap\u00f3s a aplica\u00e7\u00e3o de uma for\u00e7a repentina. O valor resultante fornece uma indica\u00e7\u00e3o da capacidade do tecido para resistir ao rasgo durante a utiliza\u00e7\u00e3o pr\u00e1tica.<\/p>\n<p data-start=\"1600\" data-end=\"1734\">Este m\u00e9todo \u00e9 amplamente reconhecido como um dos mais importantes <strong data-start=\"1661\" data-end=\"1690\">ensaio de resist\u00eancia ao rasgo do tecido<\/strong> procedimentos utilizados no controlo de qualidade t\u00eaxtil.<\/p>\n<h3 data-section-id=\"nkh8wz\" data-start=\"1736\" data-end=\"1760\">Aplica\u00e7\u00f5es principais<\/h3>\n<p data-start=\"1762\" data-end=\"1799\">Este m\u00e9todo \u00e9 adequado principalmente para:<\/p>\n<ul data-start=\"1801\" data-end=\"1932\">\n<li data-section-id=\"1qs3l7n\" data-start=\"1801\" data-end=\"1816\">Tecidos<\/li>\n<li data-section-id=\"19ygzfa\" data-start=\"1817\" data-end=\"1851\">Tecidos n\u00e3o tecidos (em muitos casos)<\/li>\n<li data-section-id=\"rnlaol\" data-start=\"1852\" data-end=\"1872\">T\u00eaxteis t\u00e9cnicos<\/li>\n<li data-section-id=\"669o9t\" data-start=\"1873\" data-end=\"1893\">Tecidos industriais<\/li>\n<li data-section-id=\"p1liny\" data-start=\"1894\" data-end=\"1910\">Tecidos revestidos<\/li>\n<li data-section-id=\"12z86qf\" data-start=\"1911\" data-end=\"1932\">T\u00eaxteis de prote\u00e7\u00e3o<\/li>\n<\/ul>\n<p data-start=\"1934\" data-end=\"1975\">Este m\u00e9todo n\u00e3o \u00e9, em geral, adequado para:<\/p>\n<ul data-start=\"1977\" data-end=\"2126\">\n<li data-section-id=\"4ri0p7\" data-start=\"1977\" data-end=\"1994\">Tecidos de malha<\/li>\n<li data-section-id=\"1lxhzb1\" data-start=\"1995\" data-end=\"2025\">Tecidos altamente el\u00e1sticos<\/li>\n<li data-section-id=\"1e1lix0\" data-start=\"2026\" data-end=\"2052\">Constru\u00e7\u00f5es muito flex\u00edveis<\/li>\n<li data-section-id=\"cey5xh\" data-start=\"2053\" data-end=\"2126\">Materiais altamente anisotr\u00f3picos em que a dire\u00e7\u00e3o do rasgo varia significativamente<\/li>\n<\/ul>\n<h2 data-section-id=\"1ykpkdw\" data-start=\"3059\" data-end=\"3102\">Princ\u00edpio do ensaio de resist\u00eancia ao rasgo de Elmendorf<\/h2>\n<p data-start=\"3104\" data-end=\"3223\">O <strong data-start=\"3108\" data-end=\"3137\">Resist\u00eancia ao rasgo de Elmendorf<\/strong> Este m\u00e9todo mede o trabalho necess\u00e1rio para prolongar um rasgo que j\u00e1 tenha sido iniciado.<\/p>\n<p data-start=\"3225\" data-end=\"3256\">O sistema de testes \u00e9 composto por:<\/p>\n<ul data-start=\"3258\" data-end=\"3370\">\n<li data-section-id=\"1ybo19w\" data-start=\"3258\" data-end=\"3281\">Um p\u00eandulo calibrado<\/li>\n<li data-section-id=\"15awh3h\" data-start=\"3282\" data-end=\"3295\">Bra\u00e7adeira fixa<\/li>\n<li data-section-id=\"w9k77z\" data-start=\"3296\" data-end=\"3310\">Bra\u00e7adeira m\u00f3vel<\/li>\n<li data-section-id=\"1ujhzp7\" data-start=\"3311\" data-end=\"3335\">Faca de corte de amostras<\/li>\n<li data-section-id=\"150cpmu\" data-start=\"3336\" data-end=\"3370\">Mecanismo de medi\u00e7\u00e3o da for\u00e7a de rasgo<\/li>\n<\/ul>\n<h3 data-section-id=\"b5zq8b\" data-start=\"3372\" data-end=\"3394\">Como funciona o teste<\/h3>\n<ol data-start=\"3396\" data-end=\"3769\">\n<li data-section-id=\"1x3blkx\" data-start=\"3396\" data-end=\"3462\">A amostra \u00e9 firmemente fixada entre mand\u00edbulas fixas e m\u00f3veis.<\/li>\n<li data-section-id=\"zvagzr\" data-start=\"3463\" data-end=\"3513\">\u00c9 feita uma incis\u00e3o precisa na amostra.<\/li>\n<li data-section-id=\"1qxhqa6\" data-start=\"3514\" data-end=\"3568\">O p\u00eandulo \u00e9 elevado at\u00e9 uma posi\u00e7\u00e3o pr\u00e9-determinada.<\/li>\n<li data-section-id=\"9olx5t\" data-start=\"3569\" data-end=\"3597\">O p\u00eandulo \u00e9 solto.<\/li>\n<li data-section-id=\"19h9b9v\" data-start=\"3598\" data-end=\"3656\">\u00c0 medida que o p\u00eandulo oscila para baixo, rasga a amostra.<\/li>\n<li data-section-id=\"1leaszr\" data-start=\"3657\" data-end=\"3716\">\u00c9 medida a energia absorvida durante a propaga\u00e7\u00e3o da ruptura.<\/li>\n<li data-section-id=\"g8r7vy\" data-start=\"3717\" data-end=\"3769\">A for\u00e7a de rasgo \u00e9 calculada e expressa em newtons.<\/li>\n<\/ol>\n<p data-start=\"3771\" data-end=\"3925\">Uma vez que o teste mede a energia de rasgo, em vez da for\u00e7a de tra\u00e7\u00e3o direta, simula com grande precis\u00e3o a propaga\u00e7\u00e3o repentina do rasgo que ocorre durante a utiliza\u00e7\u00e3o na pr\u00e1tica.<\/p>\n<h2 data-section-id=\"1sm7vut\" data-start=\"3932\" data-end=\"3961\">ISO 13937-1: Procedimento de ensaio de rasgo Elmendorf para tecidos<\/h2>\n<h3 data-section-id=\"yu21th\" data-start=\"3963\" data-end=\"3987\">Prepara\u00e7\u00e3o de Amostras<\/h3>\n<p data-start=\"3989\" data-end=\"4129\">De acordo com <strong data-start=\"4002\" data-end=\"4017\">ISO 13937-1<\/strong>, as amostras s\u00e3o preparadas com dimens\u00f5es controladas e submetidas a condi\u00e7\u00f5es espec\u00edficas em ambientes normalizados de ensaio t\u00eaxtil.<\/p>\n<p data-start=\"4131\" data-end=\"4171\">Entre os requisitos importantes relativos \u00e0s amostras contam-se:<\/p>\n<ul data-start=\"4173\" data-end=\"4301\">\n<li data-section-id=\"1lh8xes\" data-start=\"4173\" data-end=\"4197\">Amostras de tecido para uniformes<\/li>\n<li data-section-id=\"1lqt89p\" data-start=\"4198\" data-end=\"4243\">Dire\u00e7\u00f5es representativas na m\u00e1quina e transversais<\/li>\n<li data-section-id=\"1jmcphd\" data-start=\"4244\" data-end=\"4264\">Sem defeitos vis\u00edveis<\/li>\n<li data-section-id=\"spbbcu\" data-start=\"4265\" data-end=\"4301\">Condicionamento adequado antes do teste<\/li>\n<\/ul>\n<h3 data-section-id=\"7npe9k\" data-start=\"4303\" data-end=\"4328\">Montagem do esp\u00e9cime<\/h3>\n<p data-start=\"4330\" data-end=\"4383\">A amostra \u00e9 fixada no centro das pin\u00e7as com:<\/p>\n<ul data-start=\"4385\" data-end=\"4496\">\n<li data-section-id=\"7t164v\" data-start=\"4385\" data-end=\"4421\">Lado comprido paralelo \u00e0 borda da mand\u00edbula<\/li>\n<li data-section-id=\"1x6dxlp\" data-start=\"4422\" data-end=\"4458\">Borda inferior alinhada com os batentes da mand\u00edbula<\/li>\n<li data-section-id=\"hxkp8\" data-start=\"4459\" data-end=\"4496\">Fixa\u00e7\u00e3o segura para evitar deslizamentos<\/li>\n<\/ul>\n<p data-start=\"4498\" data-end=\"4508\">Uma fenda de:<\/p>\n<p data-start=\"4510\" data-end=\"4528\"><strong data-start=\"4510\" data-end=\"4528\">20 mm \u00b1 0,5 mm<\/strong><\/p>\n<p data-start=\"4530\" data-end=\"4570\">\u00e9 cortado na amostra antes do ensaio.<\/p>\n<p data-start=\"4572\" data-end=\"4612\">Isto resulta num comprimento restante do rasgo de:<\/p>\n<p data-start=\"4614\" data-end=\"4632\"><strong data-start=\"4614\" data-end=\"4632\">43 mm \u00b1 0,5 mm<\/strong><\/p>\n<h3 data-section-id=\"10bgihu\" data-start=\"4634\" data-end=\"4652\">Execu\u00e7\u00e3o de testes<\/h3>\n<p data-start=\"4654\" data-end=\"4667\">O operador:<\/p>\n<ul data-start=\"4669\" data-end=\"4772\">\n<li data-section-id=\"ai1yls\" data-start=\"4669\" data-end=\"4690\">Levanta o p\u00eandulo<\/li>\n<li data-section-id=\"35g49u\" data-start=\"4691\" data-end=\"4715\">Verifica a posi\u00e7\u00e3o zero<\/li>\n<li data-section-id=\"1f9nljp\" data-start=\"4716\" data-end=\"4739\">Liberta o p\u00eandulo<\/li>\n<li data-section-id=\"6zako2\" data-start=\"4740\" data-end=\"4772\">Regista a leitura da for\u00e7a de rasgo<\/li>\n<\/ul>\n<p data-start=\"4774\" data-end=\"4834\">A gama de p\u00eandulos selecionada deve produzir leituras entre:<\/p>\n<p data-start=\"4836\" data-end=\"4865\"><strong data-start=\"4836\" data-end=\"4865\">15% e 85% em escala real<\/strong><\/p>\n<p data-start=\"4867\" data-end=\"4900\">para manter a precis\u00e3o da medi\u00e7\u00e3o.<\/p>\n<h3 data-section-id=\"fhphft\" data-start=\"4902\" data-end=\"4921\">N\u00famero de testes<\/h3>\n<p data-start=\"4923\" data-end=\"4945\">A norma exige:<\/p>\n<ul data-start=\"4947\" data-end=\"5042\">\n<li data-section-id=\"y0c6w4\" data-start=\"4947\" data-end=\"4992\">M\u00ednimo de cinco amostras por dire\u00e7\u00e3o do tecido<\/li>\n<li data-section-id=\"a1pmy7\" data-start=\"4993\" data-end=\"5017\">Ensaio da dire\u00e7\u00e3o da urdidura<\/li>\n<li data-section-id=\"luj30b\" data-start=\"5018\" data-end=\"5042\">Ensaio da dire\u00e7\u00e3o da trama<\/li>\n<\/ul>\n<h2 data-section-id=\"jv2y8j\" data-start=\"5127\" data-end=\"5162\">Interpreta\u00e7\u00e3o dos resultados da norma ISO 13937-1<\/h2>\n<p data-start=\"5164\" data-end=\"5248\">A for\u00e7a de rasgo indicada representa a for\u00e7a m\u00e9dia necess\u00e1ria para propagar o rasgo.<\/p>\n<p data-start=\"5250\" data-end=\"5283\">Valores mais elevados indicam, em geral:<\/p>\n<ul data-start=\"5285\" data-end=\"5373\">\n<li data-section-id=\"dezlej\" data-start=\"5285\" data-end=\"5310\">Maior resist\u00eancia ao rasgo<\/li>\n<li data-section-id=\"xdw9g7\" data-start=\"5311\" data-end=\"5332\">Maior durabilidade<\/li>\n<li data-section-id=\"wdbbg5\" data-start=\"5333\" data-end=\"5373\">Maior resist\u00eancia a danos acidentais<\/li>\n<\/ul>\n<p data-start=\"5375\" data-end=\"5401\">Valores mais baixos podem indicar:<\/p>\n<ul data-start=\"5403\" data-end=\"5498\">\n<li data-section-id=\"9k1bko\" data-start=\"5403\" data-end=\"5430\">Constru\u00e7\u00f5es leves<\/li>\n<li data-section-id=\"1ax5f3h\" data-start=\"5431\" data-end=\"5451\">Durabilidade reduzida<\/li>\n<li data-section-id=\"1d17qai\" data-start=\"5452\" data-end=\"5498\">Poss\u00edvel suscetibilidade \u00e0 propaga\u00e7\u00e3o de fissuras<\/li>\n<\/ul>\n<h3 data-section-id=\"b2ztr6\" data-start=\"5500\" data-end=\"5524\">Exemplo de resultados de testes<\/h3>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"5526\" data-end=\"5794\">\n<thead data-start=\"5526\" data-end=\"5585\">\n<tr data-start=\"5526\" data-end=\"5585\">\n<th class=\"last:pe-10\" data-start=\"5526\" data-end=\"5540\" data-col-size=\"sm\">Tipo de tecido<\/th>\n<th class=\"last:pe-10\" data-start=\"5540\" data-end=\"5562\" data-col-size=\"sm\">For\u00e7a de Rasgo Warp (N)<\/th>\n<th class=\"last:pe-10\" data-start=\"5562\" data-end=\"5585\" data-col-size=\"sm\">For\u00e7a de ruptura da trama (N)<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"5645\" data-end=\"5794\">\n<tr data-start=\"5645\" data-end=\"5682\">\n<td data-start=\"5645\" data-end=\"5667\" data-col-size=\"sm\">Tecido de algod\u00e3o<\/td>\n<td data-start=\"5667\" data-end=\"5674\" data-col-size=\"sm\">18.4<\/td>\n<td data-start=\"5674\" data-end=\"5682\" data-col-size=\"sm\">16.7<\/td>\n<\/tr>\n<tr data-start=\"5683\" data-end=\"5717\">\n<td data-start=\"5683\" data-end=\"5702\" data-col-size=\"sm\">Tecido de poli\u00e9ster<\/td>\n<td data-start=\"5702\" data-end=\"5709\" data-col-size=\"sm\">24.6<\/td>\n<td data-start=\"5709\" data-end=\"5717\" data-col-size=\"sm\">22.8<\/td>\n<\/tr>\n<tr data-start=\"5718\" data-end=\"5760\">\n<td data-start=\"5718\" data-end=\"5745\" data-col-size=\"sm\">T\u00eaxtil t\u00e9cnico revestido<\/td>\n<td data-start=\"5745\" data-end=\"5752\" data-col-size=\"sm\">41.2<\/td>\n<td data-start=\"5752\" data-end=\"5760\" data-col-size=\"sm\">38.9<\/td>\n<\/tr>\n<tr data-start=\"5761\" data-end=\"5794\">\n<td data-start=\"5761\" data-end=\"5781\" data-col-size=\"sm\">Material n\u00e3o tecido<\/td>\n<td data-start=\"5781\" data-end=\"5787\" data-col-size=\"sm\">9.3<\/td>\n<td data-start=\"5787\" data-end=\"5794\" data-col-size=\"sm\">8.7<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p data-start=\"5796\" data-end=\"5889\">Os crit\u00e9rios de aceita\u00e7\u00e3o efetivos variam de acordo com as especifica\u00e7\u00f5es do produto e os requisitos de utiliza\u00e7\u00e3o final.<\/p>\n<h2 data-section-id=\"fuzdeq\" data-start=\"6453\" data-end=\"6506\">Compara\u00e7\u00e3o da norma ISO 13937-1 com outros m\u00e9todos de ensaio de resist\u00eancia ao rasgo<\/h2>\n<p data-start=\"6508\" data-end=\"6598\">Est\u00e3o dispon\u00edveis diferentes normas de ensaio de resist\u00eancia ao rasgo, dependendo do tipo de material e da aplica\u00e7\u00e3o.<\/p>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"6600\" data-end=\"6938\">\n<thead data-start=\"6600\" data-end=\"6643\">\n<tr data-start=\"6600\" data-end=\"6643\">\n<th class=\"last:pe-10\" data-start=\"6600\" data-end=\"6611\" data-col-size=\"sm\">Padr\u00e3o<\/th>\n<th class=\"last:pe-10\" data-start=\"6611\" data-end=\"6620\" data-col-size=\"sm\">M\u00e9todo<\/th>\n<th class=\"last:pe-10\" data-start=\"6620\" data-end=\"6643\" data-col-size=\"sm\">Aplica\u00e7\u00e3o t\u00edpica<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"6689\" data-end=\"6938\">\n<tr data-start=\"6689\" data-end=\"6742\">\n<td style=\"text-align: center;\" data-start=\"6689\" data-end=\"6703\" data-col-size=\"sm\">ISO 13937-1<\/td>\n<td style=\"text-align: center;\" data-start=\"6703\" data-end=\"6724\" data-col-size=\"sm\">P\u00eandulo de Elmendorf<\/td>\n<td style=\"text-align: center;\" data-start=\"6724\" data-end=\"6742\" data-col-size=\"sm\">T\u00eaxteis tecidos<\/td>\n<\/tr>\n<tr data-start=\"6743\" data-end=\"6790\">\n<td style=\"text-align: center;\" data-start=\"6743\" data-end=\"6757\" data-col-size=\"sm\">ISO 13937-2<\/td>\n<td style=\"text-align: center;\" data-start=\"6757\" data-end=\"6779\" data-col-size=\"sm\">M\u00e9todo do rasgo nas cal\u00e7as<\/td>\n<td style=\"text-align: center;\" data-start=\"6779\" data-end=\"6790\" data-col-size=\"sm\">Tecidos<\/td>\n<\/tr>\n<tr data-start=\"6791\" data-end=\"6836\">\n<td style=\"text-align: center;\" data-start=\"6791\" data-end=\"6805\" data-col-size=\"sm\">ISO 13937-3<\/td>\n<td style=\"text-align: center;\" data-start=\"6805\" data-end=\"6824\" data-col-size=\"sm\">M\u00e9todo da Rasgadura da Asa<\/td>\n<td style=\"text-align: center;\" data-start=\"6824\" data-end=\"6836\" data-col-size=\"sm\">T\u00eaxteis<\/td>\n<\/tr>\n<tr data-start=\"6837\" data-end=\"6891\">\n<td style=\"text-align: center;\" data-start=\"6837\" data-end=\"6850\" data-col-size=\"sm\">ASTM D1424<\/td>\n<td style=\"text-align: center;\" data-start=\"6850\" data-end=\"6872\" data-col-size=\"sm\">Teste de rasgamento Elmendorf<\/td>\n<td style=\"text-align: center;\" data-start=\"6872\" data-end=\"6891\" data-col-size=\"sm\">Tecidos<\/td>\n<\/tr>\n<tr data-start=\"6892\" data-end=\"6938\">\n<td style=\"text-align: center;\" data-start=\"6892\" data-end=\"6905\" data-col-size=\"sm\">ASTM D5734<\/td>\n<td style=\"text-align: center;\" data-start=\"6905\" data-end=\"6925\" data-col-size=\"sm\">Ensaio de resist\u00eancia ao rasgo das cal\u00e7as<\/td>\n<td style=\"text-align: center;\" data-start=\"6925\" data-end=\"6938\" data-col-size=\"sm\">Tecidos n\u00e3o tecidos<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p data-start=\"6940\" data-end=\"7073\">Entre estes m\u00e9todos, <strong data-start=\"6961\" data-end=\"6976\">ISO 13937-1<\/strong> continua a ser uma das normas mais amplamente adotadas para a avalia\u00e7\u00e3o de rotina da resist\u00eancia ao rasgo dos t\u00eaxteis.<\/p>\n<h2 data-section-id=\"1s0nvn8\" data-start=\"7080\" data-end=\"7129\">Como escolher um aparelho de ensaio de resist\u00eancia ao rasgo Elmendorf<\/h2>\n<p data-start=\"7131\" data-end=\"7216\">Ao escolher um <a href=\"https:\/\/www.qualitester.com\/pt\/produto\/sld-01-elimendorf-tear-resistance-testing-machine\/\" target=\"_blank\" rel=\"noopener\"><strong data-start=\"7148\" data-end=\"7185\">Aparelho de ensaio de resist\u00eancia ao rasgo Elmendorf<\/strong><\/a>, os laborat\u00f3rios devem avaliar:<\/p>\n<h3 data-section-id=\"100qtaa\" data-start=\"7218\" data-end=\"7244\">Crit\u00e9rios-chave de sele\u00e7\u00e3o<\/h3>\n<ul data-start=\"7246\" data-end=\"7447\">\n<li data-section-id=\"m6hd6p\" data-start=\"7246\" data-end=\"7275\">Conformidade com a norma ISO 13937-1<\/li>\n<li data-section-id=\"dydz90\" data-start=\"7276\" data-end=\"7306\">V\u00e1rias capacidades de p\u00eandulo<\/li>\n<li data-section-id=\"9q6c8x\" data-start=\"7307\" data-end=\"7336\">C\u00e1lculo autom\u00e1tico da for\u00e7a<\/li>\n<li data-section-id=\"7e20qc\" data-start=\"7337\" data-end=\"7372\">Repetibilidade e reprodutibilidade<\/li>\n<li data-section-id=\"15hov1\" data-start=\"7373\" data-end=\"7403\">Capacidades de gest\u00e3o de dados<\/li>\n<li data-section-id=\"udxlh5\" data-start=\"7404\" data-end=\"7429\">Facilidade de calibra\u00e7\u00e3o<\/li>\n<li data-section-id=\"1yaetuc\" data-start=\"7430\" data-end=\"7447\">Seguran\u00e7a do operador<\/li>\n<\/ul>\n<p data-start=\"7449\" data-end=\"7539\">Os sistemas modernos melhoram significativamente a efici\u00eancia dos ensaios, reduzindo simultaneamente a influ\u00eancia do operador.<\/p>\n<h3 data-section-id=\"1ll1804\" data-start=\"7546\" data-end=\"7606\">Cell Instruments SLD-01 \u2014 Aparelho de ensaio de resist\u00eancia ao rasgo Elmendorf<\/h3>\n<p data-start=\"7608\" data-end=\"7808\">Para laborat\u00f3rios que realizam <strong data-start=\"7636\" data-end=\"7651\">ISO 13937-1<\/strong> testes, o <a href=\"https:\/\/www.qualitester.com\/pt\/produto\/sld-01-elimendorf-tear-resistance-testing-machine\/\" target=\"_blank\" rel=\"noopener\"><strong data-start=\"7665\" data-end=\"7709\">SLD-01 Aparelho de ensaio de resist\u00eancia ao rasgo Elmendorf<\/strong><\/a> da Cell Instruments foi concebido para permitir medi\u00e7\u00f5es precisas e repet\u00edveis da resist\u00eancia ao rasgo.<\/p>\n<h4 data-section-id=\"1dac35e\" data-start=\"7810\" data-end=\"7832\">Caracter\u00edsticas t\u00e9cnicas<\/h4>\n<p><a href=\"https:\/\/www.qualitester.com\/pt\/produto\/sld-01-elimendorf-tear-resistance-testing-machine\/\"><img fetchpriority=\"high\" decoding=\"async\" class=\"alignleft wp-image-8007 size-medium\" src=\"https:\/\/www.qualitester.com\/wp-content\/uploads\/2026\/06\/ISO-13937-1-Fabric-Tear-Strength-Test-by-Elmendorf-Method-300x300.webp\" alt=\"Ensaio de resist\u00eancia ao rasgo de tecidos segundo a norma ISO 13937-1, pelo m\u00e9todo de Elmendorf\" width=\"300\" height=\"300\" srcset=\"https:\/\/www.qualitester.com\/wp-content\/uploads\/2026\/06\/ISO-13937-1-Fabric-Tear-Strength-Test-by-Elmendorf-Method-300x300.webp 300w, https:\/\/www.qualitester.com\/wp-content\/uploads\/2026\/06\/ISO-13937-1-Fabric-Tear-Strength-Test-by-Elmendorf-Method-150x150.webp 150w, https:\/\/www.qualitester.com\/wp-content\/uploads\/2026\/06\/ISO-13937-1-Fabric-Tear-Strength-Test-by-Elmendorf-Method-12x12.webp 12w, https:\/\/www.qualitester.com\/wp-content\/uploads\/2026\/06\/ISO-13937-1-Fabric-Tear-Strength-Test-by-Elmendorf-Method-100x100.webp 100w, https:\/\/www.qualitester.com\/wp-content\/uploads\/2026\/06\/ISO-13937-1-Fabric-Tear-Strength-Test-by-Elmendorf-Method.webp 600w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<ul data-start=\"7834\" data-end=\"8251\">\n<li data-section-id=\"1oe2g3b\" data-start=\"7834\" data-end=\"7868\">Controlo por PLC com ecr\u00e3 t\u00e1til HMI<\/li>\n<li data-section-id=\"yr9dzn\" data-start=\"7869\" data-end=\"7925\">Fixa\u00e7\u00e3o pneum\u00e1tica de amostras para uma for\u00e7a de fixa\u00e7\u00e3o uniforme<\/li>\n<li data-section-id=\"1o7df2o\" data-start=\"7926\" data-end=\"7985\">Liberta\u00e7\u00e3o autom\u00e1tica do p\u00eandulo para minimizar a varia\u00e7\u00e3o do operador<\/li>\n<li data-section-id=\"odkmlo\" data-start=\"7986\" data-end=\"8030\">Verifica\u00e7\u00e3o integrada das massas de calibra\u00e7\u00e3o<\/li>\n<li data-section-id=\"ufwsnn\" data-start=\"8031\" data-end=\"8076\">An\u00e1lise estat\u00edstica autom\u00e1tica de dados de teste<\/li>\n<li data-section-id=\"1otk3s3\" data-start=\"8077\" data-end=\"8126\">Microimpressora opcional e comunica\u00e7\u00e3o RS-232<\/li>\n<li data-section-id=\"16bkaxq\" data-start=\"8127\" data-end=\"8191\">Software profissional opcional para an\u00e1lise de dados e elabora\u00e7\u00e3o de relat\u00f3rios<\/li>\n<li data-section-id=\"15aq636\" data-start=\"8192\" data-end=\"8251\">Unidades opcionais da ind\u00fastria do papel, incluindo mN e \u00edndice de resist\u00eancia ao rasgo<\/li>\n<\/ul>\n<h4 data-section-id=\"nucr17\" data-start=\"8253\" data-end=\"8281\">Especifica\u00e7\u00f5es t\u00e9cnicas<\/h4>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"8283\" data-end=\"8542\">\n<thead data-start=\"8283\" data-end=\"8312\">\n<tr data-start=\"8283\" data-end=\"8312\">\n<th class=\"last:pe-10\" data-start=\"8283\" data-end=\"8295\" data-col-size=\"sm\">Par\u00e2metro<\/th>\n<th class=\"last:pe-10\" data-start=\"8295\" data-end=\"8312\" data-col-size=\"sm\">Especifica\u00e7\u00e3o<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"8342\" data-end=\"8542\">\n<tr data-start=\"8342\" data-end=\"8400\">\n<td style=\"text-align: center;\" data-start=\"8342\" data-end=\"8362\" data-col-size=\"sm\">Capacidade do p\u00eandulo<\/td>\n<td style=\"text-align: center;\" data-start=\"8362\" data-end=\"8400\" data-col-size=\"sm\">200, 400, 800, 1600, 3200, 6400 gf<\/td>\n<\/tr>\n<tr data-start=\"8401\" data-end=\"8425\">\n<td style=\"text-align: center;\" data-start=\"8401\" data-end=\"8414\" data-col-size=\"sm\">Fonte de g\u00e1s<\/td>\n<td style=\"text-align: center;\" data-start=\"8414\" data-end=\"8425\" data-col-size=\"sm\">0,6 MPa<\/td>\n<\/tr>\n<tr data-start=\"8426\" data-end=\"8461\">\n<td style=\"text-align: center;\" data-start=\"8426\" data-end=\"8447\" data-col-size=\"sm\">Comprimento do bra\u00e7o de rasgar<\/td>\n<td style=\"text-align: center;\" data-start=\"8447\" data-end=\"8461\" data-col-size=\"sm\">104 \u00b1 1 mm<\/td>\n<\/tr>\n<tr data-start=\"8462\" data-end=\"8502\">\n<td style=\"text-align: center;\" data-start=\"8462\" data-end=\"8486\" data-col-size=\"sm\">\u00c2ngulo de rasgo inicial<\/td>\n<td style=\"text-align: center;\" data-start=\"8486\" data-end=\"8502\" data-col-size=\"sm\">27,5\u00b0 \u00b1 0,5\u00b0<\/td>\n<\/tr>\n<tr data-start=\"8503\" data-end=\"8542\">\n<td style=\"text-align: center;\" data-start=\"8503\" data-end=\"8518\" data-col-size=\"sm\">Fonte de energia<\/td>\n<td style=\"text-align: center;\" data-start=\"8518\" data-end=\"8542\" data-col-size=\"sm\">CA 110\u2013220 V, 50\/60 Hz<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p data-start=\"8544\" data-end=\"8689\">Estas funcionalidades ajudam os laborat\u00f3rios a obter resultados consistentes, cumprindo simultaneamente os requisitos de <strong data-start=\"8638\" data-end=\"8653\">ISO 13937-1<\/strong> e normas relacionadas com ensaios de resist\u00eancia ao rasgo.<\/p>\n<p data-start=\"9085\" data-end=\"9381\">Uma vez que a resist\u00eancia ao rasgo continua a ser uma caracter\u00edstica de desempenho fundamental para muitos produtos t\u00eaxteis, a implementa\u00e7\u00e3o de normas <strong data-start=\"9203\" data-end=\"9232\">ensaio de resist\u00eancia ao rasgo do tecido<\/strong> procedimentos e utilizando um sistema devidamente concebido <strong data-start=\"9278\" data-end=\"9315\">Aparelho de ensaio de resist\u00eancia ao rasgo Elmendorf<\/strong> s\u00e3o componentes essenciais de um programa eficaz de controlo de qualidade.<\/p>\n<p data-start=\"9085\" data-end=\"9381\">Dados precisos sobre a resist\u00eancia ao rasgo ajudam os fabricantes a melhorar o desempenho dos produtos, a otimizar a composi\u00e7\u00e3o dos tecidos e a garantir o cumprimento dos requisitos dos clientes. Quer se trate de um controlo de qualidade de rotina ou de uma avalia\u00e7\u00e3o avan\u00e7ada de materiais, a escolha de um m\u00e9todo fi\u00e1vel <strong data-start=\"10192\" data-end=\"10229\">Aparelho de ensaio de resist\u00eancia ao rasgo Elmendorf<\/strong> \u00e9 essencial. A Cell Instruments disponibiliza o Tester de Resist\u00eancia ao Rasgo Elmendorf SLD-01, concebido para apoiar <a href=\"https:\/\/www.iso.org\/standard\/23369.html\" target=\"_blank\" rel=\"noopener nofollow\">ISO 13937-1<\/a> ensaios com funcionamento automatizado, controlo preciso e capacidades abrangentes de gest\u00e3o de dados. Contacte a nossa equipa para conhecer as solu\u00e7\u00f5es de ensaio de rasgo adequadas \u00e0s necessidades do seu laborat\u00f3rio e \u00e0s suas aplica\u00e7\u00f5es.<\/p>","protected":false},"excerpt":{"rendered":"<p>ISO 13937-1 specifies the Elmendorf pendulum method for determining the tear force required to propagate a pre-cut tear in textile fabrics. The test measures the energy absorbed during tearing and provides valuable information about fabric durability and resistance to damage. Widely used for woven fabrics and many nonwoven materials, the method supports quality control, product &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/www.qualitester.com\/pt\/standards\/iso-13937-1\/\"> <span class=\"screen-reader-text\">ISO 13937-1<\/span> Ler mais \"<\/a><\/p>","protected":false},"author":4,"featured_media":8007,"parent":4948,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"class_list":["post-8006","page","type-page","status-publish","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/www.qualitester.com\/pt\/wp-json\/wp\/v2\/pages\/8006","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.qualitester.com\/pt\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.qualitester.com\/pt\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.qualitester.com\/pt\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.qualitester.com\/pt\/wp-json\/wp\/v2\/comments?post=8006"}],"version-history":[{"count":3,"href":"https:\/\/www.qualitester.com\/pt\/wp-json\/wp\/v2\/pages\/8006\/revisions"}],"predecessor-version":[{"id":8010,"href":"https:\/\/www.qualitester.com\/pt\/wp-json\/wp\/v2\/pages\/8006\/revisions\/8010"}],"up":[{"embeddable":true,"href":"https:\/\/www.qualitester.com\/pt\/wp-json\/wp\/v2\/pages\/4948"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.qualitester.com\/pt\/wp-json\/wp\/v2\/media\/8007"}],"wp:attachment":[{"href":"https:\/\/www.qualitester.com\/pt\/wp-json\/wp\/v2\/media?parent=8006"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}