{"id":1277,"date":"2026-01-26T07:23:10","date_gmt":"2026-01-26T07:23:10","guid":{"rendered":"https:\/\/www.wrapfilmtest.com\/?p=1277"},"modified":"2026-01-26T07:57:54","modified_gmt":"2026-01-26T07:57:54","slug":"tear-strength-of-film","status":"publish","type":"post","link":"https:\/\/www.wrapfilmtest.com\/cs\/tear-strength-of-film","title":{"rendered":"Zkoum\u00e1n\u00ed pevnosti filmu v roztr\u017een\u00ed: Pochopen\u00ed normy ASTM D1922 a Elmendorfova testu"},"content":{"rendered":"

Pevnost filmu v roztr\u017een\u00ed: Pochopen\u00ed testov\u00e1n\u00ed podle normy ASTM D1922<\/h2>\n\n\n\n

Pevnost filmu v roztr\u017een\u00ed<\/strong> je kritickou vlastnost\u00ed p\u0159i posuzov\u00e1n\u00ed trvanlivosti materi\u00e1l\u016f pou\u017e\u00edvan\u00fdch v obalech, l\u00e9ka\u0159sk\u00fdch aplikac\u00edch a dal\u0161\u00edch oborech. ASTM D1922<\/a> je zlat\u00fdm standardem pro m\u011b\u0159en\u00ed t\u00e9to pevnosti a pom\u00e1h\u00e1 v\u00fdrobc\u016fm vyhodnocovat odolnost plastov\u00fdch f\u00f3li\u00ed a tenk\u00fdch f\u00f3li\u00ed proti roztr\u017een\u00ed za specifick\u00fdch podm\u00ednek. Tato standardn\u00ed metoda vyu\u017e\u00edv\u00e1 Elmendorf\u016fv trhac\u00ed test zalo\u017een\u00fd na kyvadle<\/strong>, spolehlivou metodu m\u011b\u0159en\u00ed s\u00edly pot\u0159ebn\u00e9 k \u0161\u00ed\u0159en\u00ed trhliny nap\u0159\u00ed\u010d filmem, jakmile je iniciov\u00e1na.<\/p>\n\n\n\n

V pr\u016fmyslov\u00fdch odv\u011btv\u00edch, jako je obalov\u00fd pr\u016fmysl, zdravotnictv\u00ed a potravin\u00e1\u0159stv\u00ed, mus\u00ed f\u00f3lie odol\u00e1vat nam\u00e1h\u00e1n\u00ed p\u0159i manipulaci, p\u0159eprav\u011b a skladov\u00e1n\u00ed. Na str\u00e1nk\u00e1ch pevnost v roztr\u017een\u00ed<\/strong> t\u011bchto materi\u00e1l\u016f p\u0159\u00edmo ovliv\u0148uje jejich vlastnosti a zaji\u0161\u0165uje ochranu obsahu, kter\u00fd uzav\u00edraj\u00ed.<\/p>\n\n\n\n

\"Porozum\u011bn\u00ed<\/figure>\n\n\n\n

Elmendorf\u016fv trhac\u00ed test: Spolehliv\u00e1 metoda m\u011b\u0159en\u00ed pevnosti v tahu<\/strong><\/h2>\n\n\n\n

The Elmendorf\u016fv trhac\u00ed test<\/strong> hraje kl\u00ed\u010dovou roli v norm\u011b ASTM D1922, proto\u017ee poskytuje \u00fa\u010dinn\u00fd zp\u016fsob, jak ur\u010dit, jak\u00e1 s\u00edla je pot\u0159ebn\u00e1 k \u0161\u00ed\u0159en\u00ed trhliny vzorkem. Zkou\u0161ka zahrnuje p\u0159esn\u011b kalibrovan\u00e9 kyvadlo, kter\u00e9 se pohybuje obloukem a trh\u00e1 materi\u00e1l, p\u0159i\u010dem\u017e ztr\u00e1ta energie je indikov\u00e1na na stupnici. S\u00edla pot\u0159ebn\u00e1 k pokra\u010dov\u00e1n\u00ed procesu trh\u00e1n\u00ed p\u0159\u00edmo souvis\u00ed s materi\u00e1lovou pevnost\u00ed. pevnost v roztr\u017een\u00ed<\/strong>.<\/p>\n\n\n\n

Tato zku\u0161ebn\u00ed metoda je ide\u00e1ln\u00ed pro filmy, v\u010detn\u011b obalov\u00e9 f\u00f3lie<\/strong>, b\u011b\u017en\u011b pou\u017e\u00edvan\u00e9 v obalov\u00fdch aplikac\u00edch. Na Elmendorf\u016fv trhac\u00ed tester<\/strong> poskytuje jasnou a opakovatelnou metodu testov\u00e1n\u00ed odolnosti materi\u00e1l\u016f proti roztr\u017een\u00ed, kter\u00e1 zaji\u0161\u0165uje, \u017ee v\u00fdrobci spl\u0148uj\u00ed po\u017eadovan\u00e9 normy pro trvanlivost a v\u00fdkon.<\/p>\n\n\n\n

V\u00fdznam normy ASTM D1922 pro hodnocen\u00ed pevnosti filmu<\/h2>\n\n\n\n

ASTM D1922<\/strong> je z\u00e1sadn\u00ed pro ur\u010den\u00ed pevnost f\u00f3li\u00ed v roztr\u017een\u00ed<\/strong>, zejm\u00e9na p\u0159i hodnocen\u00ed materi\u00e1l\u016f pro obalov\u00e9 aplikace. Zku\u0161ebn\u00ed metoda pom\u00e1h\u00e1 hodnotit odolnost r\u016fzn\u00fdch plastov\u00fdch f\u00f3li\u00ed a tenk\u00fdch f\u00f3li\u00ed proti roztr\u017een\u00ed. Pro materi\u00e1ly jako nap\u0159. obalov\u00e9 f\u00f3lie<\/strong>, je schopnost odol\u00e1vat roztr\u017een\u00ed kl\u00ed\u010dov\u00e1 pro zachov\u00e1n\u00ed integrity v\u00fdrobku v cel\u00e9m dodavatelsk\u00e9m \u0159et\u011bzci.<\/p>\n\n\n\n

V\u00fdsledky test\u016f pom\u00e1haj\u00ed v\u00fdrobc\u016fm a pracovn\u00edk\u016fm kontroly kvality porozum\u011bt pevnost filmu<\/strong> za b\u011b\u017en\u00fdch podm\u00ednek. Je \u0161iroce pou\u017e\u00edv\u00e1n pro p\u0159ej\u00edmac\u00ed zkou\u0161ky specifikac\u00ed a pro hodnocen\u00ed vhodnosti materi\u00e1l\u016f pro konkr\u00e9tn\u00ed aplikace.<\/p>\n\n\n\n

Kl\u00ed\u010dov\u00e9 faktory ovliv\u0148uj\u00edc\u00ed pevnost filmu v roztr\u017een\u00ed<\/h2>\n\n\n\n

The pevnost v roztr\u017een\u00ed<\/strong> film\u016f ovliv\u0148uje n\u011bkolik faktor\u016f:<\/p>\n\n\n\n

    \n
  1. Materi\u00e1lov\u00e9 slo\u017een\u00ed:<\/strong> R\u016fzn\u00e9 polymery, jako je polyethylen (PE), polypropylen (PP) a polyester (PET), vykazuj\u00ed r\u016fzn\u00e9 \u00farovn\u011b pevnost v roztr\u017een\u00ed<\/strong> vzhledem k jejich molekul\u00e1rn\u00ed struktu\u0159e a metod\u00e1m zpracov\u00e1n\u00ed.<\/li>\n\n\n\n
  2. Tlou\u0161\u0165ka:<\/strong> Siln\u011bj\u0161\u00ed f\u00f3lie maj\u00ed obvykle vy\u0161\u0161\u00ed odolnost proti roztr\u017een\u00ed. Ne v\u017edy v\u0161ak existuje p\u0159\u00edm\u00fd line\u00e1rn\u00ed vztah mezi tlou\u0161\u0165ka filmu<\/strong> a pevnost v roztr\u017een\u00ed<\/strong>. V\u00fdsledky podle normy ASTM D1922 se obvykle porovn\u00e1vaj\u00ed pro filmy stejn\u00e9 tlou\u0161\u0165ky, aby bylo mo\u017en\u00e9 prov\u00e9st p\u0159esn\u00e9 srovn\u00e1n\u00ed.<\/li>\n\n\n\n
  3. Orientace:<\/strong> Mnoh\u00e9 filmy, zejm\u00e9na biaxi\u00e1ln\u011b orientovan\u00e9, vykazuj\u00ed anizotropn\u00ed<\/strong> chov\u00e1n\u00ed. To znamen\u00e1, \u017ee jejich pevnost v roztr\u017een\u00ed se m\u016f\u017ee li\u0161it v z\u00e1vislosti na sm\u011bru roztr\u017een\u00ed vzhledem ke sm\u011bru stroje. Na str\u00e1nk\u00e1ch . Elmendorf\u016fv trhac\u00ed test<\/strong> pom\u00e1h\u00e1 zachytit tyto sm\u011brov\u00e9 rozd\u00edly a poskytuje p\u0159esn\u00e9 \u00fadaje o pevnosti v roztr\u017een\u00ed.<\/li>\n\n\n\n
  4. Prodlou\u017een\u00ed:<\/strong> Materi\u00e1ly, kter\u00e9 se b\u011bhem trh\u00e1n\u00ed v\u00fdrazn\u011b prodlu\u017euj\u00ed, mohou vykazovat sn\u00ed\u017eenou reprodukovatelnost v\u00fdsledk\u016f zkou\u0161ek, zejm\u00e9na u v\u00edce rozta\u017eiteln\u00fdch f\u00f3li\u00ed. Norma ASTM D1922 tyto probl\u00e9my uzn\u00e1v\u00e1, zejm\u00e9na u materi\u00e1l\u016f s velk\u00fdm prodlou\u017een\u00edm nebo orientac\u00ed.<\/li>\n<\/ol>\n\n\n\n

    V\u00fdznam pevnosti v tahu u obal\u016f<\/h2>\n\n\n\n

    U obalov\u00fdch materi\u00e1l\u016f pevnost filmu v roztr\u017een\u00ed<\/strong> m\u00e1 z\u00e1sadn\u00ed v\u00fdznam. F\u00f3lie, kter\u00e9 se snadno roztrhnou, mohou ohrozit ochranu v\u00fdrobku a v\u00e9st ke kontaminaci, zka\u017een\u00ed nebo ztr\u00e1t\u011b v\u00fdrobku. Obalov\u00e9 materi\u00e1ly, zejm\u00e9na ty, kter\u00e9 se pou\u017e\u00edvaj\u00ed pro potraviny, zdravotnick\u00e9 a spot\u0159ebn\u00ed zbo\u017e\u00ed, mus\u00ed b\u00fdt dostate\u010dn\u011b odoln\u00e9, aby odolaly n\u00e1hodn\u00e9mu prop\u00edchnut\u00ed a roztr\u017een\u00ed b\u011bhem manipulace a p\u0159epravy.<\/p>\n\n\n\n

    Nap\u0159\u00edklad u obal\u016f na potraviny mus\u00ed materi\u00e1ly poskytovat odolnost proti roztr\u017een\u00ed<\/strong> aby se zajistilo, \u017ee p\u0159i b\u011b\u017en\u00e9m zach\u00e1zen\u00ed neprasknou. Stejn\u011b tak je t\u0159eba, aby zdravotnick\u00e9 obalov\u00e9 f\u00f3lie byly odolnost proti roztr\u017een\u00ed<\/strong> aby byla zachov\u00e1na sterilita a aby se daly snadno otev\u0159\u00edt bez po\u0161kozen\u00ed obsahu.<\/p>\n\n\n\n

    Pro\u010d pou\u017e\u00edvat \u0159e\u0161en\u00ed Cell Instruments pro testov\u00e1n\u00ed slz?<\/h2>\n\n\n\n

    Pro podniky, kter\u00e9 cht\u011bj\u00ed zajistit pevnost f\u00f3li\u00ed v roztr\u017een\u00ed<\/strong> a dal\u0161\u00ed plastov\u00e9 f\u00f3lie spl\u0148uj\u00ed pr\u016fmyslov\u00e9 normy, Bun\u011b\u010dn\u00e9 n\u00e1stroje<\/strong> poskytuje pokro\u010dil\u00e9 za\u0159\u00edzen\u00ed pro testov\u00e1n\u00ed trh\u00e1n\u00ed<\/a><\/strong>, v\u010detn\u011b Elmendorf\u016fv trhac\u00ed tester<\/strong>. Na\u0161e za\u0159\u00edzen\u00ed je ur\u010deno pro p\u0159esn\u00e9 m\u011b\u0159en\u00ed pevnost v roztr\u017een\u00ed<\/strong>, co\u017e pom\u00e1h\u00e1 spole\u010dnostem udr\u017eovat nejvy\u0161\u0161\u00ed standardy kontroly kvality.<\/p>\n\n\n\n

    Pomoc\u00ed Cell Instruments\u2019<\/strong> mohou v\u00fdrobci dos\u00e1hnout spolehliv\u00fdch a reprodukovateln\u00fdch v\u00fdsledk\u016f, kter\u00e9 jsou v souladu s normami. ASTM D1922<\/strong> a zaji\u0161\u0165uj\u00ed, \u017ee jejich obalov\u00e9 materi\u00e1ly maj\u00ed odolnost pot\u0159ebnou pro ka\u017edodenn\u00ed pou\u017eit\u00ed i n\u00e1ro\u010dn\u00e9 prost\u0159ed\u00ed.<\/p>\n\n\n\n

    ASTM D1922<\/strong> je definitivn\u00ed metodou m\u011b\u0159en\u00ed pevnost f\u00f3li\u00ed v roztr\u017een\u00ed<\/strong>, p\u0159i\u010dem\u017e Elmendorf\u016fv trhac\u00ed test<\/strong> nab\u00edz\u00ed kontrolovan\u00fd a p\u0159esn\u00fd zp\u016fsob hodnocen\u00ed odolnosti materi\u00e1lu proti roztr\u017een\u00ed. Pochopen\u00edm faktor\u016f, kter\u00e9 ovliv\u0148uj\u00ed pevnost filmu<\/strong>, mohou v\u00fdrobci optimalizovat sv\u00e9 obalov\u00e9 materi\u00e1ly tak, aby spl\u0148ovaly po\u017eadovan\u00e9 v\u00fdkonnostn\u00ed normy a zajistily bezpe\u010dnost a kvalitu v\u00fdrobk\u016f.<\/p>\n\n\n\n

    <\/p>","protected":false},"excerpt":{"rendered":"

    Pevnost filmu v roztr\u017een\u00ed: Pevnost v roztr\u017een\u00ed f\u00f3lie je kritickou vlastnost\u00ed p\u0159i posuzov\u00e1n\u00ed trvanlivosti materi\u00e1l\u016f pou\u017e\u00edvan\u00fdch v obalech, zdravotnictv\u00ed a dal\u0161\u00edch odv\u011btv\u00edch. Norma ASTM D1922 je zlat\u00fdm standardem pro m\u011b\u0159en\u00ed t\u00e9to pevnosti a pom\u00e1h\u00e1 v\u00fdrobc\u016fm hodnotit odolnost plastov\u00fdch f\u00f3li\u00ed a tenk\u00fdch f\u00f3li\u00ed proti roztr\u017een\u00ed za specifick\u00fdch podm\u00ednek. [...]","protected":false},"author":4,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1277","post","type-post","status-publish","format-standard","hentry","category-wrap-film-test"],"yoast_head":"\nUnderstanding Tear Strength of Film with ASTM D1922 and Elmendorf Test<\/title>\n<meta name=\"description\" content=\"Explore ASTM D1922 and the Elmendorf tear test for measuring the tear strength of plastic films. Learn about film strength, wrap films, and key testing methods.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wrapfilmtest.com\/cs\/tear-strength-of-film\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Understanding Tear Strength of Film with ASTM D1922 and Elmendorf Test\" \/>\n<meta property=\"og:description\" content=\"Explore ASTM D1922 and the Elmendorf tear test for measuring the tear strength of plastic films. Learn about film strength, wrap films, and key testing methods.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wrapfilmtest.com\/cs\/tear-strength-of-film\" \/>\n<meta property=\"og:site_name\" content=\"Wrap Film Test\" \/>\n<meta property=\"article:published_time\" content=\"2026-01-26T07:23:10+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-01-26T07:57:54+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2026\/01\/Understanding-Tear-Strength-of-Film-with-ASTM-D1922-and-Elmendorf-Test.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"600\" \/>\n\t<meta property=\"og:image:height\" content=\"600\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"Editor\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Napsal(a)\" \/>\n\t<meta name=\"twitter:data1\" content=\"Editor\" \/>\n\t<meta name=\"twitter:label2\" content=\"Odhadovan\u00e1 doba \u010dten\u00ed\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 minut\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.wrapfilmtest.com\/tear-strength-of-film#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.wrapfilmtest.com\/tear-strength-of-film\"},\"author\":{\"name\":\"Editor\",\"@id\":\"https:\/\/www.wrapfilmtest.com\/#\/schema\/person\/af72fdf41210d9fbf69df47b54d723be\"},\"headline\":\"Exploring the Tear Strength of Film: Understanding ASTM D1922 and the Elmendorf Test\",\"datePublished\":\"2026-01-26T07:23:10+00:00\",\"dateModified\":\"2026-01-26T07:57:54+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.wrapfilmtest.com\/tear-strength-of-film\"},\"wordCount\":756,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.wrapfilmtest.com\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.wrapfilmtest.com\/tear-strength-of-film#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2026\/01\/Understanding-Tear-Strength-of-Film-with-ASTM-D1922-and-Elmendorf-Test.webp\",\"articleSection\":[\"Wrap Film Test\"],\"inLanguage\":\"cs\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.wrapfilmtest.com\/tear-strength-of-film#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wrapfilmtest.com\/tear-strength-of-film\",\"url\":\"https:\/\/www.wrapfilmtest.com\/tear-strength-of-film\",\"name\":\"Understanding Tear Strength of Film with ASTM D1922 and Elmendorf Test\",\"isPartOf\":{\"@id\":\"https:\/\/www.wrapfilmtest.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.wrapfilmtest.com\/tear-strength-of-film#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.wrapfilmtest.com\/tear-strength-of-film#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2026\/01\/Understanding-Tear-Strength-of-Film-with-ASTM-D1922-and-Elmendorf-Test.webp\",\"datePublished\":\"2026-01-26T07:23:10+00:00\",\"dateModified\":\"2026-01-26T07:57:54+00:00\",\"description\":\"Explore ASTM D1922 and the Elmendorf tear test for measuring the tear strength of plastic films. Learn about film strength, wrap films, and key testing methods.\",\"breadcrumb\":{\"@id\":\"https:\/\/www.wrapfilmtest.com\/tear-strength-of-film#breadcrumb\"},\"inLanguage\":\"cs\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.wrapfilmtest.com\/tear-strength-of-film\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"cs\",\"@id\":\"https:\/\/www.wrapfilmtest.com\/tear-strength-of-film#primaryimage\",\"url\":\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2026\/01\/Understanding-Tear-Strength-of-Film-with-ASTM-D1922-and-Elmendorf-Test.webp\",\"contentUrl\":\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2026\/01\/Understanding-Tear-Strength-of-Film-with-ASTM-D1922-and-Elmendorf-Test.webp\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.wrapfilmtest.com\/tear-strength-of-film#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.wrapfilmtest.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Exploring the Tear Strength of Film: Understanding ASTM D1922 and the Elmendorf Test\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.wrapfilmtest.com\/#website\",\"url\":\"https:\/\/www.wrapfilmtest.com\/\",\"name\":\"Wrap Film Test\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/www.wrapfilmtest.com\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.wrapfilmtest.com\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"cs\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.wrapfilmtest.com\/#organization\",\"name\":\"Wrap Film Test\",\"url\":\"https:\/\/www.wrapfilmtest.com\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"cs\",\"@id\":\"https:\/\/www.wrapfilmtest.com\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Wrap-Film-Test-site-logo.webp\",\"contentUrl\":\"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Wrap-Film-Test-site-logo.webp\",\"width\":836,\"height\":238,\"caption\":\"Wrap Film Test\"},\"image\":{\"@id\":\"https:\/\/www.wrapfilmtest.com\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.wrapfilmtest.com\/#\/schema\/person\/af72fdf41210d9fbf69df47b54d723be\",\"name\":\"Editor\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"cs\",\"@id\":\"https:\/\/www.wrapfilmtest.com\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/95df1d699cb620958de379e8fcffd6ab3f1693eafdfbb86ed0594de528b77bb0?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/95df1d699cb620958de379e8fcffd6ab3f1693eafdfbb86ed0594de528b77bb0?s=96&d=mm&r=g\",\"caption\":\"Editor\"},\"url\":\"https:\/\/www.wrapfilmtest.com\/cs\/author\/editor\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Porozum\u011bn\u00ed pevnosti filmu v roztr\u017een\u00ed pomoc\u00ed ASTM D1922 a Elmendorfova testu","description":"Prozkoumejte normu ASTM D1922 a Elmendorfovu zkou\u0161ku odolnosti proti roztr\u017een\u00ed plastov\u00fdch f\u00f3li\u00ed. P\u0159e\u010dt\u011bte si informace o pevnosti f\u00f3li\u00ed, f\u00f3li\u00edch na balen\u00ed a kl\u00ed\u010dov\u00fdch zku\u0161ebn\u00edch metod\u00e1ch.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.wrapfilmtest.com\/cs\/tear-strength-of-film","og_locale":"cs_CZ","og_type":"article","og_title":"Understanding Tear Strength of Film with ASTM D1922 and Elmendorf Test","og_description":"Explore ASTM D1922 and the Elmendorf tear test for measuring the tear strength of plastic films. Learn about film strength, wrap films, and key testing methods.","og_url":"https:\/\/www.wrapfilmtest.com\/cs\/tear-strength-of-film","og_site_name":"Wrap Film Test","article_published_time":"2026-01-26T07:23:10+00:00","article_modified_time":"2026-01-26T07:57:54+00:00","og_image":[{"width":600,"height":600,"url":"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2026\/01\/Understanding-Tear-Strength-of-Film-with-ASTM-D1922-and-Elmendorf-Test.webp","type":"image\/webp"}],"author":"Editor","twitter_card":"summary_large_image","twitter_misc":{"Napsal(a)":"Editor","Odhadovan\u00e1 doba \u010dten\u00ed":"5 minut"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.wrapfilmtest.com\/tear-strength-of-film#article","isPartOf":{"@id":"https:\/\/www.wrapfilmtest.com\/tear-strength-of-film"},"author":{"name":"Editor","@id":"https:\/\/www.wrapfilmtest.com\/#\/schema\/person\/af72fdf41210d9fbf69df47b54d723be"},"headline":"Exploring the Tear Strength of Film: Understanding ASTM D1922 and the Elmendorf Test","datePublished":"2026-01-26T07:23:10+00:00","dateModified":"2026-01-26T07:57:54+00:00","mainEntityOfPage":{"@id":"https:\/\/www.wrapfilmtest.com\/tear-strength-of-film"},"wordCount":756,"commentCount":0,"publisher":{"@id":"https:\/\/www.wrapfilmtest.com\/#organization"},"image":{"@id":"https:\/\/www.wrapfilmtest.com\/tear-strength-of-film#primaryimage"},"thumbnailUrl":"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2026\/01\/Understanding-Tear-Strength-of-Film-with-ASTM-D1922-and-Elmendorf-Test.webp","articleSection":["Wrap Film Test"],"inLanguage":"cs","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.wrapfilmtest.com\/tear-strength-of-film#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.wrapfilmtest.com\/tear-strength-of-film","url":"https:\/\/www.wrapfilmtest.com\/tear-strength-of-film","name":"Porozum\u011bn\u00ed pevnosti filmu v roztr\u017een\u00ed pomoc\u00ed ASTM D1922 a Elmendorfova testu","isPartOf":{"@id":"https:\/\/www.wrapfilmtest.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.wrapfilmtest.com\/tear-strength-of-film#primaryimage"},"image":{"@id":"https:\/\/www.wrapfilmtest.com\/tear-strength-of-film#primaryimage"},"thumbnailUrl":"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2026\/01\/Understanding-Tear-Strength-of-Film-with-ASTM-D1922-and-Elmendorf-Test.webp","datePublished":"2026-01-26T07:23:10+00:00","dateModified":"2026-01-26T07:57:54+00:00","description":"Prozkoumejte normu ASTM D1922 a Elmendorfovu zkou\u0161ku odolnosti proti roztr\u017een\u00ed plastov\u00fdch f\u00f3li\u00ed. P\u0159e\u010dt\u011bte si informace o pevnosti f\u00f3li\u00ed, f\u00f3li\u00edch na balen\u00ed a kl\u00ed\u010dov\u00fdch zku\u0161ebn\u00edch metod\u00e1ch.","breadcrumb":{"@id":"https:\/\/www.wrapfilmtest.com\/tear-strength-of-film#breadcrumb"},"inLanguage":"cs","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.wrapfilmtest.com\/tear-strength-of-film"]}]},{"@type":"ImageObject","inLanguage":"cs","@id":"https:\/\/www.wrapfilmtest.com\/tear-strength-of-film#primaryimage","url":"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2026\/01\/Understanding-Tear-Strength-of-Film-with-ASTM-D1922-and-Elmendorf-Test.webp","contentUrl":"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2026\/01\/Understanding-Tear-Strength-of-Film-with-ASTM-D1922-and-Elmendorf-Test.webp"},{"@type":"BreadcrumbList","@id":"https:\/\/www.wrapfilmtest.com\/tear-strength-of-film#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.wrapfilmtest.com\/"},{"@type":"ListItem","position":2,"name":"Exploring the Tear Strength of Film: Understanding ASTM D1922 and the Elmendorf Test"}]},{"@type":"WebSite","@id":"https:\/\/www.wrapfilmtest.com\/#website","url":"https:\/\/www.wrapfilmtest.com\/","name":"Test obalov\u00e9ho filmu","description":"","publisher":{"@id":"https:\/\/www.wrapfilmtest.com\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.wrapfilmtest.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"cs"},{"@type":"Organization","@id":"https:\/\/www.wrapfilmtest.com\/#organization","name":"Test obalov\u00e9ho filmu","url":"https:\/\/www.wrapfilmtest.com\/","logo":{"@type":"ImageObject","inLanguage":"cs","@id":"https:\/\/www.wrapfilmtest.com\/#\/schema\/logo\/image\/","url":"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Wrap-Film-Test-site-logo.webp","contentUrl":"https:\/\/www.wrapfilmtest.com\/wp-content\/uploads\/2024\/12\/Wrap-Film-Test-site-logo.webp","width":836,"height":238,"caption":"Wrap Film Test"},"image":{"@id":"https:\/\/www.wrapfilmtest.com\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.wrapfilmtest.com\/#\/schema\/person\/af72fdf41210d9fbf69df47b54d723be","name":"Editor","image":{"@type":"ImageObject","inLanguage":"cs","@id":"https:\/\/www.wrapfilmtest.com\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/95df1d699cb620958de379e8fcffd6ab3f1693eafdfbb86ed0594de528b77bb0?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/95df1d699cb620958de379e8fcffd6ab3f1693eafdfbb86ed0594de528b77bb0?s=96&d=mm&r=g","caption":"Editor"},"url":"https:\/\/www.wrapfilmtest.com\/cs\/author\/editor"}]}},"_links":{"self":[{"href":"https:\/\/www.wrapfilmtest.com\/cs\/wp-json\/wp\/v2\/posts\/1277","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wrapfilmtest.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wrapfilmtest.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wrapfilmtest.com\/cs\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wrapfilmtest.com\/cs\/wp-json\/wp\/v2\/comments?post=1277"}],"version-history":[{"count":3,"href":"https:\/\/www.wrapfilmtest.com\/cs\/wp-json\/wp\/v2\/posts\/1277\/revisions"}],"predecessor-version":[{"id":1283,"href":"https:\/\/www.wrapfilmtest.com\/cs\/wp-json\/wp\/v2\/posts\/1277\/revisions\/1283"}],"wp:attachment":[{"href":"https:\/\/www.wrapfilmtest.com\/cs\/wp-json\/wp\/v2\/media?parent=1277"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wrapfilmtest.com\/cs\/wp-json\/wp\/v2\/categories?post=1277"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wrapfilmtest.com\/cs\/wp-json\/wp\/v2\/tags?post=1277"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}