{"id":518,"date":"2024-12-24T06:09:32","date_gmt":"2024-12-24T06:09:32","guid":{"rendered":"https:\/\/www.wrapfilmtest.com\/?page_id=518"},"modified":"2025-01-13T08:36:13","modified_gmt":"2025-01-13T08:36:13","slug":"elmendorf-tear-test","status":"publish","type":"page","link":"https:\/\/www.wrapfilmtest.com\/pt\/elmendorf-tear-test","title":{"rendered":"Teste de l\u00e1grima de Elmendorf"},"content":{"rendered":"<div class=\"slider-wrapper relative\" id=\"slider-47824377\" >\n    <div class=\"slider slider-nav-circle slider-nav-large slider-nav-light slider-style-normal\"\n        data-flickity-options='{            \"cellAlign\": \"center\",            \"imagesLoaded\": true,            \"lazyLoad\": 1,            \"freeScroll\": false,            \"wrapAround\": true,            \"autoPlay\": 6000,            \"pauseAutoPlayOnHover\" : true,            \"prevNextButtons\": true,            \"contain\" : true,            \"adaptiveHeight\" : true,            \"dragThreshold\" : 10,            \"percentPosition\": true,            \"pageDots\": true,            \"rightToLeft\": false,            \"draggable\": true,            \"selectedAttraction\": 0.1,            \"parallax\" : 0,            \"friction\": 0.6        }'\n        >\n        \n\n\n  <div class=\"banner has-hover\" id=\"banner-1967327403\">\n          <div class=\"banner-inner fill\">\n        <div class=\"banner-bg fill\" >\n            <div class=\"bg fill bg-fill\"><\/div>\n                        <div class=\"overlay\"><\/div>            \n                    <\/div>\n\t\t\n        <div class=\"banner-layers container\">\n            <div class=\"fill banner-link\"><\/div>            \n\n   <div id=\"text-box-15147409\" class=\"text-box banner-layer x50 md-x50 lg-x50 y50 md-y50 lg-y50 res-text\">\n                     <div data-animate=\"fadeInLeft\">           <div class=\"text-box-content text dark text-shadow-1\">\n              \n              <div class=\"text-inner text-center\">\n                  \n\n<h2>Teste de l\u00e1grima de Elmendorf<br \/>\u2013 Medi\u00e7\u00e3o precisa da resist\u00eancia ao rasgo em filmes de envolt\u00f3rio<\/h2>\n<p>\u00a0<\/p>\n<div class=\"is-divider divider clearfix\" ><\/div>\n\n<a href=\"https:\/\/www.wrapfilmtest.com\/pt\/contact\/\" target=\"_blank\" class=\"button success box-shadow-3\" rel=\"noopener\"  >\n    <span>Solicite um or\u00e7amento<\/span>\n  <\/a>\n\n\n\n              <\/div>\n           <\/div>\n       <\/div>                     \n<style>\n#text-box-15147409 {\n  width: 66%;\n}\n#text-box-15147409 .text-box-content {\n  font-size: 100%;\n}\n<\/style>\n    <\/div>\n \n\n        <\/div>\n      <\/div>\n\n            \n<style>\n#banner-1967327403 {\n  padding-top: 30%;\n}\n#banner-1967327403 .bg.bg-loaded {\n  background-image: url(https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Wrap-Film-Test-Price-768x224.webp);\n}\n#banner-1967327403 .overlay {\n  background-color: rgba(0, 0, 0, 0.25);\n}\n#banner-1967327403 .bg {\n  background-position: 71% 54%;\n}\n<\/style>\n  <\/div>\n\n\n\n     <\/div>\n\n     <div class=\"loading-spin dark large centered\"><\/div>\n\n\t<\/div>\n\n\n<div class=\"row align-middle\"  id=\"row-2078153153\">\n\n\n\t<div id=\"col-1423692489\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<p>O <strong>Teste de l\u00e1grima de Elmendorf<\/strong> \u00e9 um m\u00e9todo crucial para avaliar a <strong>resist\u00eancia ao rasgo<\/strong> de materiais de embalagem, incluindo <strong>filmes de embrulho<\/strong> e <strong>filmes stretch<\/strong>. Ao avaliar a capacidade de um material de resistir ao rasgo sob estresse, este teste ajuda a determinar sua durabilidade e adequa\u00e7\u00e3o para aplica\u00e7\u00f5es de embalagem. Comumente usado nas ind\u00fastrias de embalagens, pl\u00e1stico e borracha, o <strong>Resist\u00eancia ao rasgo Elmendorf<\/strong> O teste fornece dados essenciais para P&amp;D, controle de qualidade e desenvolvimento de produtos.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1791056284\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1548667252\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner image-cover dark\" style=\"padding-top:75%;\">\n\t\t\t<img decoding=\"async\" width=\"533\" height=\"400\" src=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Elmendorf-Tear-Tester-533x400.webp\" class=\"attachment-medium size-medium\" alt=\"Testador de rasgo Elmendorf\" srcset=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Elmendorf-Tear-Tester-533x400.webp 533w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Elmendorf-Tear-Tester-1067x800.webp 1067w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Elmendorf-Tear-Tester-768x576.webp 768w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Elmendorf-Tear-Tester-1536x1152.webp 1536w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Elmendorf-Tear-Tester-2048x1536.webp 2048w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Elmendorf-Tear-Tester-510x383.webp 510w\" sizes=\"(max-width: 533px) 100vw, 533px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1548667252 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\t<section class=\"section\" id=\"section_546056917\">\n\t\t<div class=\"bg section-bg fill bg-fill\" >\n\n\t\t\t\n\t\t\t<div class=\"section-bg-overlay absolute fill\"><\/div>\n\t\t\t\n\t<div class=\"is-border\"\n\t\tstyle=\"border-color:rgb(235, 235, 235);border-width:1px 0px 0px 0px;\">\n\t<\/div>\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n\n<div class=\"row\"  id=\"row-168065200\">\n\n\n\t<div id=\"col-1480216146\" class=\"col medium-4 small-12 large-4\"  >\n\t\t\t\t<div class=\"col-inner text-left\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-1790224013\" class=\"text\">\n\t\t\n\n<h2 class=\"uppercase\">Compreendendo o teste de l\u00e1grima de Elmendorf<\/h2>\n\t\t\n<style>\n#text-1790224013 {\n  color: rgb(253, 253, 253);\n}\n#text-1790224013 > * {\n  color: rgb(253, 253, 253);\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-973721826\" class=\"col medium-8 small-12 large-8\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-1657347251\" class=\"text\">\n\t\t\n\n<p>O <strong>Teste de l\u00e1grima de Elmendorf<\/strong> \u00e9 um m\u00e9todo amplamente reconhecido para determinar a <strong>resist\u00eancia ao rasgo<\/strong> e <strong>resist\u00eancia ao rasgo<\/strong> de materiais, especialmente na ind\u00fastria de embalagens. Ao simular condi\u00e7\u00f5es de rasgo do mundo real, ajuda a garantir a durabilidade e a confiabilidade dos materiais usados em produtos como <strong>filmes de embrulho<\/strong>, <strong>filmes stretch<\/strong>, e <strong>materiais resistentes a rasgos<\/strong>. Esta p\u00e1gina explora a import\u00e2ncia do teste, o <strong>Norma ASTM D1922<\/strong> padr\u00e3o, como o teste \u00e9 realizado e principais considera\u00e7\u00f5es ao us\u00e1-lo.<\/p>\n\t\t\n<style>\n#text-1657347251 {\n  color: rgb(255, 255, 255);\n}\n#text-1657347251 > * {\n  color: rgb(255, 255, 255);\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\n\t\t\n<style>\n#section_546056917 {\n  padding-top: 60px;\n  padding-bottom: 60px;\n  min-height: 300px;\n  background-color: rgb(245, 245, 245);\n}\n#section_546056917 .section-bg-overlay {\n  background-color: rgba(0,0,0,.5);\n}\n#section_546056917 .section-bg.bg-loaded {\n  background-image: url(https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Elmendorf-Tear-Test-1.webp);\n}\n#section_546056917 .section-bg {\n  background-position: 56% 64%;\n}\n<\/style>\n\t<\/section>\n\t\n<div class=\"text-center\"><div class=\"is-divider divider clearfix\" ><\/div><\/div>\n\n\t<div id=\"text-2210192601\" class=\"text\">\n\t\t\n\n<h2>Por que o teste de ruptura de Elmendorf \u00e9 crucial para materiais de embalagem e filmes de envolt\u00f3rio?<\/h2>\n\t\t\n<style>\n#text-2210192601 {\n  text-align: center;\n}\n<\/style>\n\t<\/div>\n\t\n\t<section class=\"section\" id=\"section_365041476\">\n\t\t<div class=\"bg section-bg fill bg-fill  bg-loaded\" >\n\n\t\t\t\n\t\t\t\n\t\t\t\n\t<div class=\"is-border\"\n\t\tstyle=\"border-color:rgb(235, 235, 235);border-width:1px 0px 0px 0px;\">\n\t<\/div>\n\n\t\t<\/div>\n\n\t\t\t<div class=\"ux-shape-divider ux-shape-divider--top ux-shape-divider--style-arrow\">\n\t\t<svg viewbox=\"0 0 1000 100\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" preserveaspectratio=\"none\">\n\t<path class=\"ux-shape-fill\" d=\"M1000 100H0L0 96H483L500 79L517 96H1000V100Z\"\/>\n<\/svg>\n\t<\/div>\n\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n\n<div class=\"row align-middle\"  id=\"row-778309363\">\n\n\n\t<div id=\"col-854118499\" class=\"col medium-4 small-12 large-4\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<p>Filmes de envolt\u00f3rio, filmes stretch e outros materiais de embalagem devem apresentar qualidade superior <strong>resist\u00eancia ao rasgo<\/strong> para proteger produtos durante o transporte, manuseio e armazenamento. <strong>Resist\u00eancia ao rasgo<\/strong> \u00e9 um dos atributos mais cr\u00edticos para materiais que s\u00e3o expostos a v\u00e1rios fatores de estresse, como alongamento, impactos e press\u00e3o.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-249173171\" class=\"col medium-4 small-12 large-4\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<p><strong>Resist\u00eancia ao rasgo do filme de embrulho<\/strong>: Materiais de embalagem como <strong>filmes de embrulho<\/strong> s\u00e3o frequentemente submetidos a alongamento e rasgo durante os processos de embalagem manual e automatizado. Testando esses materiais com o <strong>Teste de l\u00e1grima de Elmendorf<\/strong> garante que eles podem suportar as for\u00e7as que encontrar\u00e3o sem falhar.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1748425947\" class=\"col medium-4 small-12 large-4\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<p><strong>Resist\u00eancia ao rasgo do filme stretch<\/strong>:Os filmes stretch utilizados no envolt\u00f3rio de paletes devem apresentar excelente <strong>resist\u00eancia ao rasgo<\/strong> para garantir que permane\u00e7am intactos por toda a cadeia de suprimentos. Qualquer falha no filme pode levar a danos ao produto, perda de integridade ou at\u00e9 mesmo contamina\u00e7\u00e3o.<\/p>\n<p>\u00a0<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\n\t\t\n<style>\n#section_365041476 {\n  padding-top: 60px;\n  padding-bottom: 60px;\n  min-height: 300px;\n}\n#section_365041476 .ux-shape-divider--top svg {\n  height: 150px;\n  --divider-top-width: 100%;\n}\n#section_365041476 .ux-shape-divider--top .ux-shape-fill {\n  fill: rgb(122, 156, 89);\n}\n<\/style>\n\t<\/section>\n\t\n\t<section class=\"section dark has-parallax\" id=\"section_1990669078\">\n\t\t<div class=\"bg section-bg fill bg-fill\" data-parallax-container=\".section\" data-parallax-background data-parallax=\"-3\">\n\n\t\t\t\n\t\t\t<div class=\"section-bg-overlay absolute fill\"><\/div>\n\t\t\t\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n\n\t<div id=\"gap-253037068\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-253037068 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n\n<div class=\"row\"  id=\"row-899543761\">\n\n\n\t<div id=\"col-1812170200\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<p>O <strong>Teste de resist\u00eancia ao rasgo Elmendorf<\/strong> permite que os fabricantes avaliem o <strong>resist\u00eancia ao rasgo<\/strong> de materiais sob condi\u00e7\u00f5es controladas, ajudando-os a escolher ou projetar filmes que podem suportar o estresse externo. Isso \u00e9 particularmente crucial em ind\u00fastrias como <strong>embalagem de alimentos<\/strong>, <strong>eletr\u00f4nica<\/strong>, e <strong>produtos farmac\u00eauticos<\/strong>, onde a integridade da embalagem deve ser mantida para proteger os produtos e atender aos padr\u00f5es de qualidade.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\n\t\t\n<style>\n#section_1990669078 {\n  padding-top: 45px;\n  padding-bottom: 45px;\n}\n#section_1990669078 .section-bg-overlay {\n  background-color: rgba(0,0,0,.5);\n}\n#section_1990669078 .section-bg.bg-loaded {\n  background-image: url(https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Pendulum-impact-tester-scaled.webp);\n}\n#section_1990669078 .section-bg {\n  background-position: 93% 59%;\n}\n@media (min-width:550px) {\n  #section_1990669078 {\n    padding-top: 65px;\n    padding-bottom: 65px;\n  }\n}\n@media (min-width:850px) {\n  #section_1990669078 {\n    padding-top: 30px;\n    padding-bottom: 30px;\n  }\n}\n<\/style>\n\t<\/section>\n\t\n<div class=\"text-center\"><div class=\"is-divider divider clearfix\" ><\/div><\/div>\n\n\t<div id=\"text-2121802026\" class=\"text\">\n\t\t\n\n<h2>Normas de orienta\u00e7\u00e3o para o teste de ruptura de Elmendorf<\/h2>\n\t\t\n<style>\n#text-2121802026 {\n  text-align: center;\n}\n<\/style>\n\t<\/div>\n\t\n\t<section class=\"section\" id=\"section_1543661009\">\n\t\t<div class=\"bg section-bg fill bg-fill  bg-loaded\" >\n\n\t\t\t\n\t\t\t\n\t\t\t\n\t<div class=\"is-border\"\n\t\tstyle=\"border-color:rgb(235, 235, 235);border-width:1px 0px 0px 0px;\">\n\t<\/div>\n\n\t\t<\/div>\n\n\t\t\t<div class=\"ux-shape-divider ux-shape-divider--top ux-shape-divider--style-arrow-2\">\n\t\t<svg viewbox=\"0 0 1000 100\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" preserveaspectratio=\"none\">\n\t<path class=\"ux-shape-fill\" d=\"M1000 100H0L0 96H480.929C482.255 96 483.527 95.4732 484.464 94.5355L497.879 81.1213C499.05 79.9497 500.95 79.9497 502.121 81.1213L515.536 94.5355C516.473 95.4732 517.745 96 519.071 96H1000V100Z\"\/>\n<\/svg>\n\t<\/div>\n\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n\n<div class=\"row\"  id=\"row-1167109042\">\n\n\n\t<div id=\"col-586094763\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\n\t\t<div class=\"icon-box featured-box icon-box-top text-left\"  >\n\t\t\t\t<div class=\"icon-box-text last-reset\">\n\t\t\t\t\t\t\t\t\t\n\n<h3>ASTM D1922 \u2013 M\u00e9todo de teste padr\u00e3o para resist\u00eancia \u00e0 perfura\u00e7\u00e3o de protrus\u00e3o de filme stretch wrap <span class=\"fontstyle0\">M\u00e9todo de teste padr\u00e3o para <\/span><span class=\"fontstyle0\">Propaga\u00e7\u00e3o Resist\u00eancia ao Rasgo de Filme Pl\u00e1stico e Fino <\/span><span class=\"fontstyle0\">M\u00e9todo de lamina\u00e7\u00e3o pelo p\u00eandulo<\/span>\u00a0<\/h3>\n<div id=\"pdp-description\">\n<div>O <a href=\"https:\/\/www.astm.org\/d1922-15r20.html\" target=\"_blank\" rel=\"noopener\">Norma ASTM D1922<\/a> <span class=\"fontstyle0\">abrange a determina\u00e7\u00e3o da for\u00e7a m\u00e9dia para propagar o rasgo atrav\u00e9s de um comprimento especificado de filme pl\u00e1stico ou de uma pel\u00edcula n\u00e3o r\u00edgida ap\u00f3s o rasgo ter sido iniciado, usando um testador de rasgo do tipo Elmendorf.<\/span> \u00a0<\/div>\n<\/div>\n\n\t\t<\/div>\n\t<\/div>\n\t\n\t\n<a class=\"button primary\"  >\n    <span>Saiba mais sobre ASTM D1922<\/span>\n  <\/a>\n\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1795964041\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<h3>ISO 6383-2 \u2013 Pl\u00e1sticos: Filmes e chapas \u2014 Determina\u00e7\u00e3o da resist\u00eancia ao rasgo Parte 2: M\u00e9todo Elmendorf<\/h3>\n<p>A norma ISO 6383-2 especifica um m\u00e9todo para determinar a for\u00e7a necess\u00e1ria para propagar um rasgo atrav\u00e9s de uma fenda especificada, cortada em um corpo de prova de uma fina pel\u00edcula ou folha pl\u00e1stica flex\u00edvel, sob condi\u00e7\u00f5es espec\u00edficas de carga.<\/p>\n<a class=\"button primary\"  >\n    <span>Saiba mais sobre a ISO 6383-2<\/span>\n  <\/a>\n\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\n\t\t\n<style>\n#section_1543661009 {\n  padding-top: 60px;\n  padding-bottom: 60px;\n  min-height: 300px;\n  background-color: rgb(245, 245, 245);\n}\n#section_1543661009 .ux-shape-divider--top svg {\n  height: 150px;\n  --divider-top-width: 100%;\n}\n#section_1543661009 .ux-shape-divider--top .ux-shape-fill {\n  fill: #7a9c59;\n}\n<\/style>\n\t<\/section>\n\t\n\n  <div class=\"banner has-hover\" id=\"banner-1745363924\">\n          <div class=\"banner-inner fill\">\n        <div class=\"banner-bg fill\" >\n            <div class=\"bg fill bg-fill\"><\/div>\n                        <div class=\"overlay\"><\/div>            \n                    <\/div>\n\t\t\n        <div class=\"banner-layers container\">\n            <div class=\"fill banner-link\"><\/div>            \n\n   <div id=\"text-box-340608638\" class=\"text-box banner-layer x5 md-x5 lg-x5 y50 md-y50 lg-y50 res-text\">\n                                <div class=\"text-box-content text dark\">\n              \n              <div class=\"text-inner text-left\">\n                  \n\n<h2 class=\"uppercase\"><strong>Como o teste de l\u00e1grima de Elmendorf \u00e9 realizado<\/strong><\/h2>\n\n              <\/div>\n           <\/div>\n                            \n<style>\n#text-box-340608638 {\n  width: 60%;\n}\n#text-box-340608638 .text-box-content {\n  font-size: 100%;\n}\n@media (min-width:550px) {\n  #text-box-340608638 {\n    width: 50%;\n  }\n}\n<\/style>\n    <\/div>\n \n\t<div class=\"img has-hover x100 md-x100 lg-x100 y50 md-y50 lg-y50\" id=\"image_259328329\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img decoding=\"async\" width=\"345\" height=\"496\" src=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Tear-Tester-Elmendorf-Method-Operation.webp\" class=\"attachment-medium_large size-medium_large\" alt=\"Testador de L\u00e1grimas M\u00e9todo Elmendorf Opera\u00e7\u00e3o\" srcset=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Tear-Tester-Elmendorf-Method-Operation.webp 345w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Tear-Tester-Elmendorf-Method-Operation-278x400.webp 278w\" sizes=\"(max-width: 345px) 100vw, 345px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_259328329 {\n  width: 47%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n        <\/div>\n      <\/div>\n\n            \n<style>\n#banner-1745363924 {\n  padding-top: 500px;\n}\n#banner-1745363924 .overlay {\n  background-color: rgba(0, 0, 0, 0.31);\n}\n<\/style>\n  <\/div>\n\n\n\t<section class=\"section\" id=\"section_1826857008\">\n\t\t<div class=\"bg section-bg fill bg-fill  bg-loaded\" >\n\n\t\t\t\n\t\t\t\n\t\t\t\n\n\t\t<\/div>\n\n\t\t\t<div class=\"ux-shape-divider ux-shape-divider--top ux-shape-divider--style-waves-opacity-2 ux-shape-divider--flip\">\n\t\t<svg viewbox=\"0 0 1000 300\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" preserveaspectratio=\"none\">\n  <path class=\"ux-shape-fill\" opacity=\"0.15\" d=\"M0 299L-2 19.9998C153 -16.0002 308 155 413 184C515.64 212.35 562 152 645 153C725 154 787 206 874 233C939.54 253.34 975 248 1000 244.61V299H0Z\"\/>\n  <path class=\"ux-shape-fill\" opacity=\"0.3\" d=\"M0 300L-2 34C155 -9.00003 300 178 403 212C504.11 245.38 562 165 645 166C725 167 790.09 220.07 874 253C939.21 278.59 978.07 269.72 1000 263.61V300H0Z\"\/>\n  <path class=\"ux-shape-fill\" d=\"M0 300L-1 69.7099C216 56.9999 299.47 198.86 403 226C506 253 577 196 660 197C740 198 790.09 234.07 874 267C935.23 291 982 282.61 1000 277.61V300H0Z\"\/>\n<\/svg>\n\t<\/div>\n\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n\n<div class=\"row row-large align-center\"  id=\"row-1442594868\">\n\n\n\t<div id=\"col-666852297\" class=\"col medium-11 small-12 large-11\"  >\n\t\t\t\t<div class=\"col-inner text-right\"  >\n\t\t\t\n\t\t\t\n\n\n\t\t<div class=\"icon-box featured-box icon-box-top text-left\"  >\n\t\t\t\t<div class=\"icon-box-text last-reset\">\n\t\t\t\t\t\t\t\t\t\n\n<h3>Vis\u00e3o geral do teste<\/h3>\n<p>O <strong>Teste de l\u00e1grima de Elmendorf<\/strong> \u00e9 um m\u00e9todo padronizado para determinar a <strong>resist\u00eancia ao rasgo<\/strong> de materiais, particularmente utilizados para <strong>filmes pl\u00e1sticos<\/strong>, <strong>filmes stretch<\/strong>, <strong>filmes de embrulho<\/strong>, e outros materiais finos. Este teste \u00e9 essencial para avaliar a capacidade de um material de resistir ao rasgo sob estresse, uma propriedade cr\u00edtica para materiais de embalagem expostos a condi\u00e7\u00f5es de manuseio, tr\u00e2nsito e armazenamento. Aqui est\u00e1 um guia passo a passo sobre como o <strong>Teste de l\u00e1grima de Elmendorf<\/strong> \u00e9 realizada, com base em <strong>Norma ASTM D1922<\/strong>, <strong>ISO 6383-2<\/strong>, e outras normas relevantes.<\/p>\n<p><span class=\"fontstyle0\">A for\u00e7a em gramas necess\u00e1ria para propagar o rasgo atrav\u00e9s de um filme ou esp\u00e9cime de folha \u00e9 medida usando um SLD-01 Elmendorf Tear Tester. Agindo por gravidade, o p\u00eandulo oscila atrav\u00e9s de um arco, rasgando o esp\u00e9cime de uma fenda pr\u00e9-cortada. O esp\u00e9cime \u00e9 segurado de um lado pelo p\u00eandulo e do outro lado por um membro estacion\u00e1rio. A perda de energia pelo p\u00eandulo \u00e9 indicada diretamente na tela, que \u00e9 a indica\u00e7\u00e3o \u00e9 uma fun\u00e7\u00e3o da for\u00e7a necess\u00e1ria para rasgar o esp\u00e9cime.<\/span><\/p>\n<div class=\"text-right\"><div class=\"is-divider divider clearfix\" style=\"max-width:100px;\"><\/div><\/div>\n\n\t<div id=\"text-450949313\" class=\"text\">\n\t\t\n\n<h3>Procedimento de teste passo a passo<\/h3>\n\t\t\n<style>\n#text-450949313 {\n  text-align: center;\n  color: #7a9c59;\n}\n#text-450949313 > * {\n  color: #7a9c59;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t<\/div>\n\t\n\t\n<div class=\"row row-divided\"  id=\"row-1362519159\">\n\n\n\t<div id=\"col-798223876\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\n\t\t<div class=\"icon-box featured-box icon-box-top text-left\"  >\n\t\t\t\t<div class=\"icon-box-text last-reset\">\n\t\t\t\t\t\t\t\t\t\n\n\t<div id=\"text-2067834750\" class=\"text\">\n\t\t\n\n<p><span style=\"font-size: 140%;\">1.Prepara\u00e7\u00e3o da amostra<\/span><\/p>\n<p><span class=\"fontstyle0\">Os esp\u00e9cimes de teste de rasgo devem ser cortados para formar um comprimento de teste de raio constante. <\/span> <\/p>\n\t\t\n<style>\n#text-2067834750 {\n  text-align: left;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1126820882\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img decoding=\"async\" width=\"431\" height=\"543\" src=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/FIG.-1-Constant-Radius-Test-Specimen-for-Tear-Resistance-Test.webp\" class=\"attachment-large size-large\" alt=\"Amostra de teste de raio constante para teste de resist\u00eancia ao rasgo\" srcset=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/FIG.-1-Constant-Radius-Test-Specimen-for-Tear-Resistance-Test.webp 431w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/FIG.-1-Constant-Radius-Test-Specimen-for-Tear-Resistance-Test-317x400.webp 317w\" sizes=\"(max-width: 431px) 100vw, 431px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t\t\t<div class=\"caption\">Amostra de teste de raio constante para teste de resist\u00eancia ao rasgo<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1126820882 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n<p>Considerando o fato de que os filmes de envolt\u00f3rio s\u00e3o macios, oferecemos l\u00e2minas de corte do padr\u00e3o acima para cortar amostras de rasgo com efici\u00eancia.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n\t\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1017697400\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner text-center\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-135099718\" class=\"text\">\n\t\t\n\n<p><span style=\"font-size: 140%;\">2. Prepara\u00e7\u00e3o do testador<\/span><\/p>\n<p><strong>Instrumento <span class=\"fontstyle0\">Prepara\u00e7\u00e3o<\/span>:<\/strong> \u00c9 utilizado o testador de ruptura SLD-01 Elmendorf.<\/p>\n<p><span class=\"fontstyle0\">Com o p\u00eandulo em sua posi\u00e7\u00e3o elevada, coloque o esp\u00e9cime no meio dos grampos de modo que sua borda superior fique paralela ao topo dos grampos e a fenda inicial fique na parte inferior e entre os grampos em \u00e2ngulos retos ao topo deles. A fenda inicial \u00e9 criada pela faca de teste.<\/span><\/p>\n\t\t\n<style>\n#text-135099718 {\n  text-align: left;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1058887595\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img decoding=\"async\" width=\"523\" height=\"800\" src=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Elmendorf-tear-test-creating-slit-523x800.webp\" class=\"attachment-large size-large\" alt=\"Teste de ruptura de Elmendorf criando fenda\" srcset=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Elmendorf-tear-test-creating-slit-523x800.webp 523w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Elmendorf-tear-test-creating-slit-262x400.webp 262w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Elmendorf-tear-test-creating-slit-510x780.webp 510w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Elmendorf-tear-test-creating-slit.webp 601w\" sizes=\"(max-width: 523px) 100vw, 523px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t\t\t<div class=\"caption\">Teste de ruptura de Elmendorf criando fenda<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1058887595 {\n  width: 63%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n<div class=\"text-center\"><div class=\"is-divider divider clearfix\" ><\/div><\/div>\n\n<div class=\"row row-divided row-box-shadow-2-hover\"  id=\"row-2003639270\">\n\n\n\t<div id=\"col-1902165336\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner text-center\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-3263794877\" class=\"text\">\n\t\t\n\n<p><span style=\"font-size: 140%;\">3. Libera\u00e7\u00e3o do p\u00eandulo<\/span><\/p>\n<p><span class=\"fontstyle0\">Solte o batente do setor pendular e rasgue o esp\u00e9cime. Agindo pela for\u00e7a da gravidade, o <\/span>a energia do p\u00eandulo faz com que a amostra se rasgue ao longo do entalhe.<\/p>\n<p><span style=\"font-size: 140%;\">4. C\u00e1lculo<\/span><\/p>\n<p><span class=\"fontstyle0\">Calcule a for\u00e7a m\u00e9dia de ruptura em milinewtons (mN) e\/ou em gramas-for\u00e7a (gf).<\/span><\/p>\n\t\t\n<style>\n#text-3263794877 {\n  text-align: left;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\t\t\t\t\n<style>\n#col-666852297 > .col-inner {\n  padding: 55px 0px 0px 0px;\n}\n<\/style>\n\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\n\t\t\n<style>\n#section_1826857008 {\n  padding-top: 30px;\n  padding-bottom: 30px;\n}\n#section_1826857008 .ux-shape-divider--top svg {\n  height: 150px;\n  --divider-top-width: 100%;\n}\n#section_1826857008 .ux-shape-divider--top .ux-shape-fill {\n  fill: #7a9c59;\n}\n<\/style>\n\t<\/section>\n\t\n\n  <div class=\"banner has-hover\" id=\"banner-1923772189\">\n          <div class=\"banner-inner fill\">\n        <div class=\"banner-bg fill\" >\n            <div class=\"bg fill bg-fill\"><\/div>\n                        <div class=\"overlay\"><\/div>            \n                    <\/div>\n\t\t\n        <div class=\"banner-layers container\">\n            <div class=\"fill banner-link\"><\/div>            \n\n   <div id=\"text-box-286130184\" class=\"text-box banner-layer x95 md-x95 lg-x95 y50 md-y50 lg-y50 res-text\">\n                                <div class=\"text-box-content text dark\">\n              \n              <div class=\"text-inner text-right\">\n                  \n\n\t<div id=\"text-3889393636\" class=\"text\">\n\t\t\n\n<h2 class=\"h-large uppercase\" style=\"text-align: right;\">Precisa de solu\u00e7\u00f5es para testes de resist\u00eancia ao rasgo?<\/h2>\n<p>Garanta que seu filme atenda aos mais altos padr\u00f5es de durabilidade com precis\u00e3o <strong>Teste de resist\u00eancia ao rasgo<\/strong>. Se voc\u00ea est\u00e1 avaliando <strong>filme de embrulho<\/strong>, <strong>filme stretch<\/strong>, ou outros materiais resistentes a rasgos, nossas solu\u00e7\u00f5es avan\u00e7adas de testes fornecem os dados precisos e confi\u00e1veis de que voc\u00ea precisa.<\/p>\n\t\t\n<style>\n#text-3889393636 {\n  text-align: right;\n}\n<\/style>\n\t<\/div>\n\t\n<a class=\"button white is-outline\"  >\n    <span>Verifique o testador de ruptura SLD-01 Elmendorf<\/span>\n  <\/a>\n\n\n\n              <\/div>\n           <\/div>\n                            \n<style>\n#text-box-286130184 {\n  width: 60%;\n}\n#text-box-286130184 .text-box-content {\n  font-size: 100%;\n}\n@media (min-width:550px) {\n  #text-box-286130184 {\n    width: 51%;\n  }\n}\n<\/style>\n    <\/div>\n \n\t<div class=\"img has-hover x0 md-x0 lg-x0 y100 md-y100 lg-y100\" id=\"image_1045630645\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img decoding=\"async\" width=\"248\" height=\"400\" src=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/SLD-01-Emendorf-Tear-Tester-248x400.webp\" class=\"attachment-medium size-medium\" alt=\"SLD-01 Elmendorf Testador de rasgo\" srcset=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/SLD-01-Emendorf-Tear-Tester-248x400.webp 248w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/SLD-01-Emendorf-Tear-Tester-495x800.webp 495w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/SLD-01-Emendorf-Tear-Tester-768x1240.webp 768w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/SLD-01-Emendorf-Tear-Tester-951x1536.webp 951w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/SLD-01-Emendorf-Tear-Tester-1268x2048.webp 1268w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/SLD-01-Emendorf-Tear-Tester-510x824.webp 510w, https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/SLD-01-Emendorf-Tear-Tester-scaled.webp 1585w\" sizes=\"(max-width: 248px) 100vw, 248px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1045630645 {\n  width: 45%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n        <\/div>\n      <\/div>\n\n            \n<style>\n#banner-1923772189 {\n  padding-top: 500px;\n}\n#banner-1923772189 .overlay {\n  background-color: rgba(0, 0, 0, 0.2);\n}\n<\/style>\n  <\/div>\n\n\n\t<section class=\"section\" id=\"section_63446533\">\n\t\t<div class=\"bg section-bg fill bg-fill  bg-loaded\" >\n\n\t\t\t\n\t\t\t\n\t\t\t\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n\n<div class=\"row\"  id=\"row-1147607364\">\n\n\n\t<div id=\"col-1280678679\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner text-center\"  >\n\t\t\t\n\t\t\t\n\n<h2>Perguntas frequentes sobre o teste de l\u00e1grima de Elmendorf<\/h2>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n<div class=\"row align-equal row-solid\"  id=\"row-1533667209\">\n\n\n\t<div id=\"col-1512712496\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<h3>Em que o teste lacrimal de Elmendorf \u00e9 diferente de outros testes lacrimais?<\/h3>\n<p>O <strong>Teste de l\u00e1grima de Elmendorf<\/strong> distingue-se por usar um testador do tipo p\u00eandulo para medir a energia necess\u00e1ria para propagar um rasgo em uma amostra. Ao contr\u00e1rio de outros testes de rasgo, como o <strong>testes de resist\u00eancia ao rasgo usando m\u00e1quinas de taxa de extens\u00e3o constante (rasgo tipo cal\u00e7a, por exemplo)<\/strong>, o <strong>Teste de l\u00e1grima de Elmendorf<\/strong> foca na energia din\u00e2mica aplicada ao material, tornando-o adequado para testar filmes finos e materiais flex\u00edveis. Este teste fornece uma representa\u00e7\u00e3o de como os materiais ir\u00e3o se comportar sob estresse mec\u00e2nico do mundo real, como aqueles encontrados durante o transporte.<\/p>\n<p>\u00a0<\/p>\n<h3>Como interpretar os resultados do teste de l\u00e1grima de Elmendorf?<\/h3>\n<p>O resultado de um <strong>Teste de l\u00e1grima de Elmendorf<\/strong> \u00e9 expresso como o <strong>resist\u00eancia ao rasgo<\/strong> do material, normalmente medido em <strong>gramas<\/strong> (g) ou <strong>Newtons<\/strong> (N). Quanto maior a resist\u00eancia ao rasgo, mais resistente o material ser\u00e1 ao rasgo sob estresse.<\/p>\n<ul>\n<li><strong>Maior resist\u00eancia ao rasgo<\/strong>: Materiais com maior resist\u00eancia ao rasgo s\u00e3o geralmente mais dur\u00e1veis e adequados para aplica\u00e7\u00f5es que envolvem manuseio ou transporte.<\/li>\n<li><strong>Menor resist\u00eancia ao rasgo<\/strong>: Materiais com menor resist\u00eancia ao rasgo podem ser mais propensos a rasgos ou perfura\u00e7\u00f5es, o que os torna menos ideais para aplica\u00e7\u00f5es de embalagem que exigem prote\u00e7\u00e3o robusta.<\/li>\n<\/ul>\n<p>O teste geralmente envolve v\u00e1rios esp\u00e9cimes para garantir que os resultados sejam estatisticamente significativos. Uma resist\u00eancia m\u00e9dia ao rasgo \u00e9 calculada a partir dos testes individuais para dar uma avalia\u00e7\u00e3o geral da resist\u00eancia ao rasgo do material.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1248456826\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<h3>Qual \u00e9 o objetivo do teste de l\u00e1grima de Elmendorf?<\/h3>\n<p>O <strong>Teste de l\u00e1grima de Elmendorf<\/strong> \u00e9 usado principalmente para medir a <strong>resist\u00eancia ao rasgo<\/strong> de materiais, como <strong>filmes pl\u00e1sticos<\/strong>, <strong>filmes stretch<\/strong>, e <strong>filmes de embrulho<\/strong>. Este teste quantifica a quantidade de energia necess\u00e1ria para propagar um rasgo em um esp\u00e9cime. \u00c9 essencial para determinar o qu\u00e3o bem um material pode suportar for\u00e7as de rasgo durante o manuseio, embalagem e transporte. A resist\u00eancia ao rasgo \u00e9 particularmente importante para filmes usados em aplica\u00e7\u00f5es exigentes, como embalagens de alimentos, embalagens m\u00e9dicas e envolt\u00f3rios de prote\u00e7\u00e3o.<\/p>\n<h3>Como o teste de ruptura de Elmendorf explica o rompimento direcional obl\u00edquo?<\/h3>\n<p>O rasgo obl\u00edquo ocorre quando o rasgo se desvia da dire\u00e7\u00e3o pretendida, geralmente devido \u00e0 natureza anisotr\u00f3pica de alguns filmes. A ASTM D 1922 fornece uma solu\u00e7\u00e3o usando o esp\u00e9cime de raio constante, que compensa esse problema. Para materiais que exibem rasgo obl\u00edquo, pode ser necess\u00e1rio usar um m\u00e9todo como placas Polaroid cruzadas para identificar a dire\u00e7\u00e3o da orienta\u00e7\u00e3o m\u00e1xima e cortar o esp\u00e9cime ao longo desse eixo. Isso ajuda a garantir resultados mais reprodut\u00edveis, especialmente para filmes com v\u00e1rios graus de orienta\u00e7\u00e3o ou elasticidade.<\/p>\n<h3>O teste de rasgo de Elmendorf pode ser usado para todos os tipos de filmes e chapas pl\u00e1sticas?<\/h3>\n<p>Embora o teste de rasgo de Elmendorf seja amplamente usado para avaliar a resist\u00eancia ao rasgo de filmes pl\u00e1sticos e chapas finas, sua confiabilidade \u00e9 mais adequada para materiais menos extens\u00edveis. O teste pode mostrar reprodutibilidade vari\u00e1vel para filmes mais extens\u00edveis ou altamente orientados, pois esses materiais podem sofrer alongamento significativo durante o rasgo, o que afeta a consist\u00eancia do teste. Portanto, \u00e9 importante confirmar a reprodutibilidade dos resultados para materiais espec\u00edficos antes de usar o teste para controle de produ\u00e7\u00e3o ou avalia\u00e7\u00e3o de servi\u00e7o.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\n<style>\n#row-1533667209 > .col > .col-inner {\n  padding: 30px 30px 30px 30px;\n}\n<\/style>\n<\/div>\n\n\t\t<\/div>\n\n\t\t\n<style>\n#section_63446533 {\n  padding-top: 60px;\n  padding-bottom: 60px;\n  background-color: rgb(255,255,255);\n}\n<\/style>\n\t<\/section>\n\t\n<div class=\"container section-title-container\" ><h3 class=\"section-title section-title-center\"><b><\/b><span class=\"section-title-main\" >Mais testes para filme de envolt\u00f3rio<\/span><b><\/b><\/h3><\/div>","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":20,"parent":0,"menu_order":4,"comment_status":"closed","ping_status":"closed","template":"page-blank.php","meta":{"footnotes":""},"class_list":["post-518","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Elmendorf Tear Test - Wrap Film Test<\/title>\n<meta name=\"description\" content=\"Learn about the Elmendorf Tear Test, a crucial method for evaluating tear resistance in packaging materials such as stretch films and wrap films. 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