{"id":9849,"date":"2026-02-24T15:11:45","date_gmt":"2026-02-24T07:11:45","guid":{"rendered":"https:\/\/www.packqc.com\/standard\/astm-d1922-2\/"},"modified":"2026-04-16T09:53:05","modified_gmt":"2026-04-16T01:53:05","slug":"astm-d1922","status":"publish","type":"standard","link":"https:\/\/www.packqc.com\/nn\/standard\/astm-d1922\/","title":{"rendered":"ASTM D1922"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Elmendorf Tear Resistance: Why ASTM D1922 Matters<\/h2>\n\n\n\n<p><strong data-start=\"842\" data-end=\"871\">Elmendorf tear resistance<\/strong> is a fundamental mechanical property for materials like polyethylene, polypropylene, polyester, and other films used in flexible packaging. The ASTM D1922 standard outlines a consistent, repeatable method to evaluate this property.<\/p>\n\n\n\n<p>The significance of ASTM D1922 lies in its ability to:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"1163\" data-end=\"1189\">Quantify tear strength<\/strong> in both machine and transverse directions.<\/li>\n\n\n\n<li>Reveal material <strong data-start=\"1251\" data-end=\"1265\">anisotropy<\/strong>, especially in oriented films.<\/li>\n\n\n\n<li>Simulate tear conditions similar to actual packaging use.<\/li>\n<\/ul>\n\n\n\n<p>This method is particularly beneficial for comparing <strong data-start=\"1411\" data-end=\"1454\">tear resistance across material batches<\/strong>, ensuring film consistency in production, and verifying supplier specifications.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Key Principles Behind ASTM D1922 Testing<\/h2>\n\n\n\n<p>ASTM D1922 measures tear propagation using a <strong data-start=\"1632\" data-end=\"1671\">pendulum-type Elmendorf tear tester<\/strong>. A precut specimen is clamped between a stationary arm and a movable pendulum arm. Upon release, the pendulum tears the sample along the precut slit. The energy lost during this process, as indicated by the pendulum\u2019s arc, corresponds to the material&#8217;s tear strength.<\/p>\n\n\n\n<p>This test provides a quantitative reading of <strong data-start=\"1986\" data-end=\"2021\">tear force in millinewtons (mN)<\/strong> or <strong data-start=\"2025\" data-end=\"2045\">grams-force (gf)<\/strong>, depending on the device&#8217;s configuration. It is essential to consider factors like:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"2133\" data-end=\"2157\">Specimen orientation<\/strong> (machine vs. transverse direction)<\/li>\n\n\n\n<li><strong data-start=\"2195\" data-end=\"2217\">Specimen thickness<\/strong>, which should be reported but not directly correlated with tearing force<\/li>\n\n\n\n<li><strong data-start=\"2293\" data-end=\"2312\">Test conditions<\/strong>, such as temperature and humidity, which must follow ASTM guidelines (typically 23\u202f\u00b1\u202f2\u00b0C and 50\u202f\u00b1\u202f10% RH)<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<div class=\"ast-oembed-container\" style=\"height: 100%;\"><iframe title=\"How to perform Elmendort Tear Test on Plastic Film Sample\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/oo5j21g_thM?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Tear Strength of Plastic Film: Real-World Relevance<\/h2>\n\n\n\n<p>Plastic films used in food packaging, pharmaceutical wrapping, and industrial applications often face mechanical stress. A film with poor <strong data-start=\"2619\" data-end=\"2636\">tear strength<\/strong> might rupture during filling, sealing, or transport, leading to:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Product loss<\/li>\n\n\n\n<li>Shelf-life reduction<\/li>\n\n\n\n<li>Brand reputation damage<\/li>\n<\/ul>\n\n\n\n<p>ASTM D1922 enables material developers and QC professionals to <strong data-start=\"2837\" data-end=\"2870\">select the most durable films<\/strong> for specific applications. It also helps packaging manufacturers set acceptable performance thresholds during new product development.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">The Role of Elmendorf Tear Tester in ASTM D1922<\/h2>\n\n\n\n<p>An <strong data-start=\"3067\" data-end=\"3092\">Elmendorf tear tester<\/strong> is an essential instrument in this test method. It provides:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"3157\" data-end=\"3186\">Repeatable test mechanics<\/strong>, with pendulum energy calibrated per ASTM guidelines<\/li>\n\n\n\n<li><strong data-start=\"3244\" data-end=\"3272\">Precise digital readouts<\/strong>, minimizing interpretation error<\/li>\n\n\n\n<li><strong data-start=\"3310\" data-end=\"3333\">Consistent clamping<\/strong>, ensuring uniform tear path<\/li>\n<\/ul>\n\n\n\n<p>Cell Instruments offers the <strong data-start=\"3393\" data-end=\"3425\">SLD-01 Elmendorf Tear Tester<\/strong>, a reliable solution for laboratories and production floors. The SLD-01 is compliant with <strong data-start=\"3516\" data-end=\"3530\">ASTM D1922<\/strong> and <strong data-start=\"3535\" data-end=\"3549\">ISO 6383-2<\/strong>, featuring:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Configurable pendulum weights for various material types<\/li>\n\n\n\n<li>Digital results display with data logging capability<\/li>\n\n\n\n<li>Sturdy construction for long-term accuracy and reliability<\/li>\n<\/ul>\n\n\n\n<p>This device is ideal for <strong data-start=\"3770\" data-end=\"3819\">quality control in plastic film manufacturing<\/strong>, flexible packaging evaluation, and research labs analyzing polymer behavior under mechanical stress.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Choosing the Right Co-efficient of Friction Tester<br>\n<\/h2>\n\n\n\n<p><a href=\"https:\/\/www.packqc.com\/nn\/\">Cell Instruments Co., Ltd.<\/a> specializes in <strong data-start=\"4020\" data-end=\"4069\">film and packaging material testing solutions<\/strong>. With years of experience serving industries such as pharmaceuticals, food, electronics, and medical packaging, we understand the demand for <strong data-start=\"4211\" data-end=\"4241\">precise, reproducible data<\/strong>.<\/p>\n\n\n\n<p>We support our clients with:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"4276\" data-end=\"4308\">High-performance instruments<\/strong>, like the SLD-01<\/li>\n\n\n\n<li><strong data-start=\"4328\" data-end=\"4353\">Custom testing setups<\/strong> for specialized films<\/li>\n\n\n\n<li><strong data-start=\"4378\" data-end=\"4413\">Automation and data integration<\/strong> to streamline QC processes<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\n\t\t\t\tContact Us Get ASTM D1894 Testing Solution\t\t\t\t<\/h2>\n\n\n\n<p>Understanding and applying the <strong data-start=\"5050\" data-end=\"5064\"><a href=\"https:\/\/store.astm.org\/d1922-23.html?_gl=1*xkuj15*_gcl_aw*R0NMLjE3Njg3ODk3MzcuQ2owS0NRaUFwckxMQmhDTUFSSXNBRURoZFBmZnpaMHVBMGMtdjB4RWdqR0hGSWVCaVZjeTJBM3RfRHV0ajduOVh3QlJuQUVlbGdZOU00TWFBcWlSRUFMd193Y0I.*_gcl_au*MTkwOTY2MzAwNC4xNzY1Nzc5ODUz\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">ASTM D1922<\/a><\/strong> test method is essential for evaluating <strong data-start=\"5105\" data-end=\"5134\">Elmendorf tear resistance<\/strong> and ensuring the <strong data-start=\"5152\" data-end=\"5186\">tear strength of plastic films<\/strong> meets application demands. Whether you\u2019re developing new materials, validating production batches, or conducting comparative analysis, ASTM D1922 provides a standardized, internationally recognized approach.<\/p>\n\n\n\n<p>By incorporating the <strong data-start=\"5417\" data-end=\"5449\">SLD-01 Elmendorf Tear Tester<\/strong> from Cell Instruments into your lab or production workflow, you gain access to <strong data-start=\"5529\" data-end=\"5585\">accurate, efficient, and standards-compliant testing<\/strong> \u2014 enabling better decisions and improved product quality.<\/p>","protected":false},"excerpt":{"rendered":"<p>Elmendorf Tear Resistance: Why ASTM D1922 Matters Elmendorf tear resistance is a fundamental mechanical property for materials like polyethylene, polypropylene, polyester, and other films used in flexible packaging. The ASTM D1922 standard outlines a consistent, repeatable method to evaluate this property. The significance of ASTM D1922 lies in its ability to: This method is particularly [&hellip;]<\/p>","protected":false},"featured_media":6516,"parent":0,"template":"","meta":{"_acf_changed":true,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","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":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}}},"standard-category":[611],"class_list":["post-9849","standard","type-standard","status-publish","has-post-thumbnail","hentry","standard-category-astm"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packqc.com\/nn\/wp-json\/wp\/v2\/standard\/9849","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/nn\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.packqc.com\/nn\/wp-json\/wp\/v2\/types\/standard"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/nn\/wp-json\/wp\/v2\/media\/6516"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/nn\/wp-json\/wp\/v2\/media?parent=9849"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packqc.com\/nn\/wp-json\/wp\/v2\/standard-category?post=9849"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}