{"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\/sk\/standard\/astm-d1922\/","title":{"rendered":"ASTM D1922"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Odolnos\u0165 proti slz\u00e1m Elmendorf: Pre\u010do je d\u00f4le\u017eit\u00e1 norma ASTM D1922<\/h2>\n\n\n\n<p><strong data-start=\"842\" data-end=\"871\">Odolnos\u0165 proti roztrhnutiu Elmendorf<\/strong> je z\u00e1kladnou mechanickou vlastnos\u0165ou materi\u00e1lov, ako s\u00fa polyetyl\u00e9n, polypropyl\u00e9n, polyester a in\u00e9 f\u00f3lie pou\u017e\u00edvan\u00e9 v pru\u017en\u00fdch obaloch. Norma ASTM D1922 stanovuje konzistentn\u00fa a opakovate\u013en\u00fa met\u00f3du na hodnotenie tejto vlastnosti.<\/p>\n\n\n\n<p>V\u00fdznam normy ASTM D1922 spo\u010d\u00edva v jej schopnosti:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"1163\" data-end=\"1189\">Kvantifik\u00e1cia pevnosti pri roztrhnut\u00ed<\/strong> v strojovom aj prie\u010dnom smere.<\/li>\n\n\n\n<li>Odha\u013ete materi\u00e1l <strong data-start=\"1251\" data-end=\"1265\">anizotropia<\/strong>, najm\u00e4 v orientovan\u00fdch filmoch.<\/li>\n\n\n\n<li>Simulujte podmienky trhania podobn\u00e9 skuto\u010dn\u00e9mu pou\u017e\u00edvaniu obalov.<\/li>\n<\/ul>\n\n\n\n<p>T\u00e1to met\u00f3da je obzvl\u00e1\u0161\u0165 v\u00fdhodn\u00e1 na porovn\u00e1vanie <strong data-start=\"1411\" data-end=\"1454\">odolnos\u0165 proti roztrhnutiu v r\u00e1mci jednotliv\u00fdch d\u00e1vok materi\u00e1lu<\/strong>, zabezpe\u010denie konzistentnosti f\u00f3lie pri v\u00fdrobe a overovanie \u0161pecifik\u00e1ci\u00ed dod\u00e1vate\u013ea.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">K\u013e\u00fa\u010dov\u00e9 princ\u00edpy testovania pod\u013ea normy ASTM D1922<\/h2>\n\n\n\n<p>Pod\u013ea normy ASTM D1922 sa meria \u0161\u00edrenie trhl\u00edn pomocou <strong data-start=\"1632\" data-end=\"1671\">kyvadlov\u00fd Elmendorfov tester trhania<\/strong>. Predrezan\u00e1 vzorka je upnut\u00e1 medzi stacion\u00e1rnym ramenom a pohybliv\u00fdm ramenom kyvadla. Po uvo\u013enen\u00ed kyvadlo roztrhne vzorku pozd\u013a\u017e predrezanej \u0161trbiny. Energia straten\u00e1 po\u010das tohto procesu, ako je zn\u00e1zornen\u00e1 obl\u00fakom kyvadla, zodpoved\u00e1 pevnosti materi\u00e1lu pri roztrhnut\u00ed.<\/p>\n\n\n\n<p>Tento test poskytuje kvantitat\u00edvne \u00fadaje o <strong data-start=\"1986\" data-end=\"2021\">trhacia sila v milinewtonoch (mN)<\/strong> alebo <strong data-start=\"2025\" data-end=\"2045\">sila v gramoch (gf)<\/strong>, v z\u00e1vislosti od konfigur\u00e1cie zariadenia. Je nevyhnutn\u00e9 zv\u00e1\u017ei\u0165 faktory, ako napr:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"2133\" data-end=\"2157\">Orient\u00e1cia vzorky<\/strong> (stroj vs. prie\u010dny smer)<\/li>\n\n\n\n<li><strong data-start=\"2195\" data-end=\"2217\">Hr\u00fabka vzorky<\/strong>, ktor\u00e9 by sa mali uv\u00e1dza\u0165, ale nie priamo s\u00favisie\u0165 so silou trhania<\/li>\n\n\n\n<li><strong data-start=\"2293\" data-end=\"2312\">Testovacie podmienky<\/strong>, ako je teplota a vlhkos\u0165, ktor\u00e9 musia by\u0165 v s\u00falade so smernicami ASTM (zvy\u010dajne 23 \u00b1 2 \u00b0C a 50 \u00b1 10% 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=\"Ako vykona\u0165 Elmendortovu sk\u00fa\u0161ku trhania na vzorke plastovej f\u00f3lie\" 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\">Pevnos\u0165 plastovej f\u00f3lie v roztrhnut\u00ed: V\u00fdznam v re\u00e1lnom svete<\/h2>\n\n\n\n<p>Plastov\u00e9 f\u00f3lie pou\u017e\u00edvan\u00e9 na balenie potrav\u00edn, balenie liekov a priemyseln\u00e9 aplik\u00e1cie s\u00fa \u010dasto vystaven\u00e9 mechanick\u00e9mu nam\u00e1haniu. F\u00f3lia so zl\u00fdm <strong data-start=\"2619\" data-end=\"2636\">pevnos\u0165 pri roztrhnut\u00ed<\/strong> m\u00f4\u017ee po\u010das plnenia, uzatv\u00e1rania alebo prepravy praskn\u00fa\u0165, \u010do m\u00f4\u017ee vies\u0165 k:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Strata produktu<\/li>\n\n\n\n<li>Skr\u00e1tenie doby skladovania<\/li>\n\n\n\n<li>Po\u0161kodenie dobr\u00e9ho mena zna\u010dky<\/li>\n<\/ul>\n\n\n\n<p>Norma ASTM D1922 umo\u017e\u0148uje v\u00fdvoj\u00e1rom materi\u00e1lov a odborn\u00edkom na kontrolu kvality <strong data-start=\"2837\" data-end=\"2870\">vyberte najodolnej\u0161ie f\u00f3lie<\/strong> pre \u0161pecifick\u00e9 aplik\u00e1cie. Pom\u00e1ha tie\u017e v\u00fdrobcom obalov stanovi\u0165 prijate\u013en\u00e9 prahov\u00e9 hodnoty v\u00fdkonu po\u010das v\u00fdvoja nov\u00fdch v\u00fdrobkov.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u00daloha Elmendorfovho testera na trhanie v norme ASTM D1922<\/h2>\n\n\n\n<p>An <strong data-start=\"3067\" data-end=\"3092\">Elmendorfov slzn\u00fd tester<\/strong> je z\u00e1kladn\u00fdm n\u00e1strojom tejto sk\u00fa\u0161obnej met\u00f3dy. Poskytuje:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"3157\" data-end=\"3186\">Opakovate\u013en\u00e1 testovacia mechanika<\/strong>, s energiou kyvadla kalibrovanou pod\u013ea smern\u00edc ASTM<\/li>\n\n\n\n<li><strong data-start=\"3244\" data-end=\"3272\">Presn\u00e9 digit\u00e1lne \u00fadaje<\/strong>, \u010d\u00edm sa minimalizuje chyba interpret\u00e1cie<\/li>\n\n\n\n<li><strong data-start=\"3310\" data-end=\"3333\">D\u00f4sledn\u00e9 up\u00ednanie<\/strong>, \u010d\u00edm sa zabezpe\u010d\u00ed rovnomern\u00e1 dr\u00e1ha trhania<\/li>\n<\/ul>\n\n\n\n<p>Cell Instruments pon\u00faka <strong data-start=\"3393\" data-end=\"3425\">SLD-01 Elmendorf Tear Tester<\/strong>, spo\u013eahliv\u00e9 rie\u0161enie pre laborat\u00f3ri\u00e1 a v\u00fdrobn\u00e9 haly. SLD-01 je v s\u00falade s <strong data-start=\"3516\" data-end=\"3530\">ASTM D1922<\/strong> a <strong data-start=\"3535\" data-end=\"3549\">ISO 6383-2<\/strong>, v ktorom sa nach\u00e1dza:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Konfigurovate\u013en\u00e9 kyvadlov\u00e9 z\u00e1va\u017eia pre r\u00f4zne typy materi\u00e1lov<\/li>\n\n\n\n<li>Digit\u00e1lne zobrazenie v\u00fdsledkov s mo\u017enos\u0165ou zaznamen\u00e1vania \u00fadajov<\/li>\n\n\n\n<li>Robustn\u00e1 kon\u0161trukcia pre dlhodob\u00fa presnos\u0165 a spo\u013eahlivos\u0165<\/li>\n<\/ul>\n\n\n\n<p>Toto zariadenie je ide\u00e1lne na <strong data-start=\"3770\" data-end=\"3819\">kontrola kvality pri v\u00fdrobe plastov\u00fdch f\u00f3li\u00ed<\/strong>, hodnotenie flexibiln\u00fdch obalov a v\u00fdskumn\u00e9 laborat\u00f3ri\u00e1 analyzuj\u00face spr\u00e1vanie polym\u00e9rov pri mechanickom nam\u00e1han\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">V\u00fdber spr\u00e1vneho testera koeficientu trenia<br>\n<\/h2>\n\n\n\n<p><a href=\"https:\/\/www.packqc.com\/sk\/\">Cell Instruments Co., Ltd.<\/a> sa \u0161pecializuje na <strong data-start=\"4020\" data-end=\"4069\">rie\u0161enia na testovanie f\u00f3li\u00ed a obalov\u00fdch materi\u00e1lov<\/strong>. V\u010faka dlhoro\u010dn\u00fdm sk\u00fasenostiam v odvetviach, ako s\u00fa farmaceutick\u00fd, potravin\u00e1rsky, elektronick\u00fd a lek\u00e1rsky priemysel, rozumieme po\u017eiadavk\u00e1m na <strong data-start=\"4211\" data-end=\"4241\">presn\u00e9 a reprodukovate\u013en\u00e9 \u00fadaje<\/strong>.<\/p>\n\n\n\n<p>Na\u0161im klientom poskytujeme:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"4276\" data-end=\"4308\">Vysoko v\u00fdkonn\u00e9 n\u00e1stroje<\/strong>, ako je SLD-01<\/li>\n\n\n\n<li><strong data-start=\"4328\" data-end=\"4353\">Vlastn\u00e9 testovacie nastavenia<\/strong> pre \u0161pecializovan\u00e9 filmy<\/li>\n\n\n\n<li><strong data-start=\"4378\" data-end=\"4413\">Automatiz\u00e1cia a integr\u00e1cia \u00fadajov<\/strong> zefekt\u00edvnenie procesov kontroly kvality<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\n\t\t\t\tKontaktujte n\u00e1s Z\u00edskajte rie\u0161enie na testovanie pod\u013ea normy ASTM D1894\t\t\t\t<\/h2>\n\n\n\n<p>Pochopenie a uplat\u0148ovanie <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> testovacia met\u00f3da je nevyhnutn\u00e1 na vyhodnotenie <strong data-start=\"5105\" data-end=\"5134\">Odolnos\u0165 proti roztrhnutiu Elmendorf<\/strong> a zabezpe\u010denie <strong data-start=\"5152\" data-end=\"5186\">pevnos\u0165 plastov\u00fdch f\u00f3li\u00ed v roztrhnut\u00ed<\/strong> sp\u013a\u0148a po\u017eiadavky aplik\u00e1cie. \u010ci u\u017e vyv\u00edjate nov\u00e9 materi\u00e1ly, overujete v\u00fdrobn\u00e9 d\u00e1vky alebo vykon\u00e1vate porovn\u00e1vacie anal\u00fdzy, norma ASTM D1922 poskytuje \u0161tandardizovan\u00fd, medzin\u00e1rodne uzn\u00e1van\u00fd pr\u00edstup.<\/p>\n\n\n\n<p>Za\u010dlenen\u00edm <strong data-start=\"5417\" data-end=\"5449\">SLD-01 Elmendorf Tear Tester<\/strong> z Cell Instruments do v\u00e1\u0161ho laborat\u00f3ria alebo v\u00fdrobn\u00e9ho pracovn\u00e9ho postupu, z\u00edskate pr\u00edstup k <strong data-start=\"5529\" data-end=\"5585\">presn\u00e9, efekt\u00edvne a \u0161tandardy sp\u013a\u0148aj\u00face testovanie<\/strong> - umo\u017e\u0148uje lep\u0161ie rozhodovanie a zlep\u0161uje kvalitu v\u00fdrobkov.<\/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\/sk\/wp-json\/wp\/v2\/standard\/9849","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/sk\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.packqc.com\/sk\/wp-json\/wp\/v2\/types\/standard"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/sk\/wp-json\/wp\/v2\/media\/6516"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/sk\/wp-json\/wp\/v2\/media?parent=9849"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packqc.com\/sk\/wp-json\/wp\/v2\/standard-category?post=9849"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}