{"id":9843,"date":"2026-02-24T15:11:45","date_gmt":"2026-02-24T07:11:45","guid":{"rendered":"https:\/\/www.packqc.com\/standard\/astm-f392-2\/"},"modified":"2026-04-16T09:53:45","modified_gmt":"2026-04-16T01:53:45","slug":"astm-f392","status":"publish","type":"standard","link":"https:\/\/www.packqc.com\/cs\/standard\/astm-f392\/","title":{"rendered":"ASTM F392"},"content":{"rendered":"<h2 class=\"wp-block-heading\">V\u00fdznam odolnosti flexe v obalov\u00fdch aplikac\u00edch<\/h2>\n\n\n\n<p>Trvanlivost p\u0159i ohybu je kritick\u00fdm atributem kvality obalov\u00fdch materi\u00e1l\u016f, zejm\u00e9na v odv\u011btv\u00edch, jako jsou nap\u0159. <strong data-start=\"2878\" data-end=\"2889\">l\u00e9ka\u0159sk\u00e9<\/strong>, <strong data-start=\"2891\" data-end=\"2909\">farmaceutick\u00fd<\/strong>a <strong data-start=\"2915\" data-end=\"2933\">balen\u00ed potravin<\/strong>, kde v\u00fdkonnost bari\u00e9ry mus\u00ed z\u016fstat v pr\u016fb\u011bhu \u010dasu zachov\u00e1na. Obalov\u00e9 f\u00f3lie, kter\u00e9 ztr\u00e1cej\u00ed integritu v d\u016fsledku opakovan\u00e9ho oh\u00fdb\u00e1n\u00ed, mohou v\u00e9st k <strong data-start=\"3065\" data-end=\"3085\">selh\u00e1n\u00ed d\u011br<\/strong>, <strong data-start=\"3087\" data-end=\"3109\">vnik\u00e1n\u00ed vlhkosti<\/strong>, nebo <strong data-start=\"3114\" data-end=\"3132\">vnik\u00e1n\u00ed kysl\u00edku<\/strong>, kter\u00e9 ohro\u017euj\u00ed bezpe\u010dnost a trvanlivost v\u00fdrobku.<\/p>\n\n\n\n<p><strong data-start=\"3190\" data-end=\"3203\">ASTM F392<\/strong> umo\u017e\u0148uje v\u00fdrobc\u016fm:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Simulace z\u00e1t\u011b\u017ee p\u0159i p\u0159eprav\u011b a manipulaci<\/li>\n\n\n\n<li>Vyhodnocen\u00ed rozd\u00edl\u016f v konstrukci v\u00edcevrstv\u00fdch f\u00f3li\u00ed<\/li>\n\n\n\n<li>P\u0159edpov\u00edd\u00e1n\u00ed skladovatelnosti obal\u016f p\u0159i mechanick\u00e9m nam\u00e1h\u00e1n\u00ed<\/li>\n\n\n\n<li>Porovn\u00e1n\u00ed v\u00fdkonnosti r\u016fzn\u00fdch materi\u00e1lov\u00fdch struktur<\/li>\n\n\n\n<li>Podporovat rozhodnut\u00ed v oblasti v\u00fdzkumu a v\u00fdvoje a zaji\u0161\u0165ov\u00e1n\u00ed kvality<\/li>\n<\/ul>\n\n\n\n<p>V kombinaci s postkondi\u010dn\u00edmi testy, jako je nap\u0159. <strong data-start=\"3556\" data-end=\"3587\">p\u0159enosov\u00e1 rychlost plynu (GTR)<\/strong> nebo <strong data-start=\"3591\" data-end=\"3634\">rychlost prostupu vodn\u00ed p\u00e1ry (MVTR)<\/strong> se norma ASTM F392 st\u00e1v\u00e1 z\u00e1kladn\u00edm postupem p\u0159i zaji\u0161\u0165ov\u00e1n\u00ed kvality obal\u016f.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Porozum\u011bn\u00ed norm\u011b ASTM F392 a jej\u00edmu \u00fa\u010delu<\/h2>\n\n\n\n<p><strong data-start=\"891\" data-end=\"904\">ASTM F392<\/strong>, ofici\u00e1ln\u00ed n\u00e1zev <em data-start=\"924\" data-end=\"1007\">Standardn\u00ed postup pro \u00fapravu pru\u017en\u00fdch bari\u00e9rov\u00fdch materi\u00e1l\u016f pro odolnost v ohybu<\/em>, poskytuje systematick\u00fd p\u0159\u00edstup k p\u0159edb\u011b\u017en\u00e9mu kondicionov\u00e1n\u00ed vzork\u016f p\u0159ed hodnocen\u00edm jejich mechanick\u00fdch nebo bari\u00e9rov\u00fdch vlastnost\u00ed. P\u0159esto\u017ee p\u0159\u00edmo netestuje kone\u010dn\u00e9 bari\u00e9rov\u00e9 nebo mechanick\u00e9 vlastnosti, definuje konzistentn\u00ed protokoly kondicionov\u00e1n\u00ed, kter\u00e9 simuluj\u00ed re\u00e1ln\u00e9 podm\u00ednky oh\u00fdb\u00e1n\u00ed.<\/p>\n\n\n\n<p>Norma uv\u00e1d\u00ed p\u011bt \u00farovn\u00ed kondicionov\u00e1n\u00ed (A a\u017e E), z nich\u017e ka\u017ed\u00e1 simuluje jin\u00fd stupe\u0148 mechanick\u00e9ho nam\u00e1h\u00e1n\u00ed. Tyto podm\u00ednky se li\u0161\u00ed v cyklech ohybu od <strong data-start=\"1449\" data-end=\"1463\">20 a\u017e 2700<\/strong>, co\u017e umo\u017e\u0148uje p\u0159esn\u00e9 p\u0159izp\u016fsoben\u00ed podle typu materi\u00e1lu a zam\u00fd\u0161len\u00e9ho pou\u017eit\u00ed. A\u0165 u\u017e je c\u00edlem posouzen\u00ed <strong data-start=\"1571\" data-end=\"1592\">tvorba d\u011br<\/strong>, <strong data-start=\"1594\" data-end=\"1614\">propustnost plynu<\/strong>, nebo <strong data-start=\"1619\" data-end=\"1645\">Delaminace v\u00edce vrstev<\/strong>, norma ASTM F392 vytv\u00e1\u0159\u00ed z\u00e1klad pro spolehliv\u00e9 a reprodukovateln\u00e9 zkou\u0161ky.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Gelbo Flex Tester: Z\u00e1kladn\u00ed p\u0159\u00edstroj podle normy ASTM F392<\/h2>\n\n\n\n<p>D\u016fle\u017eitou sou\u010d\u00e1st\u00ed <strong data-start=\"1810\" data-end=\"1823\">ASTM F392<\/strong> je postup <strong data-start=\"1841\" data-end=\"1862\">Gelbo flex tester<\/strong>. Tento p\u0159\u00edstroj kop\u00edruje v\u00edcesm\u011brn\u00e9 nam\u00e1h\u00e1n\u00ed, kter\u00e9mu jsou vystaveny filmy p\u0159i oh\u00fdb\u00e1n\u00ed. Jeho pohyb kombinuje <strong data-start=\"1977\" data-end=\"2002\">kroucen\u00ed (a\u017e 440\u00b0)<\/strong> a <strong data-start=\"2007\" data-end=\"2030\">horizont\u00e1ln\u00ed drcen\u00ed<\/strong>, co\u017e \u00fa\u010dinn\u011b simuluje podm\u00ednky re\u00e1ln\u00e9ho pou\u017eit\u00ed.<\/p>\n\n\n\n<p>The <strong data-start=\"2081\" data-end=\"2102\">Gelbo testovac\u00ed metoda<\/strong> vyu\u017e\u00edv\u00e1 tohoto mechanick\u00e9ho p\u016fsoben\u00ed k oh\u00fdb\u00e1n\u00ed vzorku rychlost\u00ed <strong data-start=\"2163\" data-end=\"2187\">45 cykl\u016f za minutu<\/strong>, p\u0159i kontrolovan\u00e9 teplot\u011b a vlhkosti. V z\u00e1vislosti na c\u00edli testu - zda se jedn\u00e1 o studium ohybem indukovan\u00e9ho <strong data-start=\"2294\" data-end=\"2317\">degradace bari\u00e9r<\/strong> nebo vznik <strong data-start=\"2338\" data-end=\"2350\">d\u00edrkov\u00e1n\u00ed<\/strong>-tester je nakonfigurov\u00e1n pro podm\u00ednky pln\u00e9ho nebo \u010d\u00e1ste\u010dn\u00e9ho ohybu.<\/p>\n\n\n\n<p>The <strong data-start=\"2418\" data-end=\"2461\">Cell Instruments Tester odolnosti flexe<\/strong> nab\u00edz\u00ed p\u0159esnou implementaci metody Gelbo flex, kter\u00e1 je pln\u011b v souladu s normou ASTM F392. Je navr\u017een s nastaviteln\u00fdm zdvihem flexe a \u0159\u00edzen\u00edm cyklu, podporuje v\u0161echny \u00farovn\u011b kondicionov\u00e1n\u00ed (A a\u017e E) a zaji\u0161\u0165uje vysokou reprodukovatelnost a efektivitu testov\u00e1n\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">V\u00fdhody Gelbovy zku\u0161ebn\u00ed metody odolnosti proti ohybu<\/h2>\n\n\n\n<p>Integrace <strong data-start=\"3804\" data-end=\"3825\">zku\u0161ebn\u00ed metoda gelbo<\/strong> v r\u00e1mci normy ASTM F392 poskytuje m\u011b\u0159iteln\u00e9 v\u00fdhody:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"3890\" data-end=\"3921\">Standardizovan\u00fd ohybov\u00fd pohyb<\/strong>: Reprodukuje realistickou mechanickou \u00fanavu pomoc\u00ed definovan\u00e9 dr\u00e1hy kroucen\u00ed a stla\u010dov\u00e1n\u00ed.<\/li>\n\n\n\n<li><strong data-start=\"4012\" data-end=\"4042\">\u0158\u00edzen\u00e9 zku\u0161ebn\u00ed podm\u00ednky<\/strong>: Vlhkost a teplota jsou regulov\u00e1ny pro dosa\u017een\u00ed konzistentn\u00edch v\u00fdsledk\u016f.<\/li>\n\n\n\n<li><strong data-start=\"4120\" data-end=\"4145\">Kvantifikovateln\u00e9 v\u00fdsledky<\/strong>: Po\u010det d\u011br, celistvost bari\u00e9ry nebo mechanickou pevnost po ohybu lze objektivn\u011b posoudit.<\/li>\n\n\n\n<li><strong data-start=\"4245\" data-end=\"4267\">Anal\u00fdza v\u00edce vrstev<\/strong>: Podporuje hodnocen\u00ed struktur\u00e1ln\u00edch poruch slo\u017eit\u00fdch lamin\u00e1t\u016f.<\/li>\n<\/ul>\n\n\n\n<p>Pou\u017eit\u00edm normy ASTM F392 spolu s dopl\u0148kov\u00fdmi normami, jako je nap\u0159. <strong data-start=\"4397\" data-end=\"4409\">ASTM F88<\/strong> (pevnost t\u011bsn\u011bn\u00ed) nebo <strong data-start=\"4429\" data-end=\"4443\">ASTM F1249<\/strong> (WVTR) z\u00edskaj\u00ed v\u00fdrobci \u00fapln\u00fd profil vlastnost\u00ed sv\u00e9 obalov\u00e9 f\u00f3lie p\u0159i z\u00e1t\u011b\u017ei.<\/p>\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=\"ASTM F392 tester odolnosti ohybu Gelbo flex\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/vkZ57kJslSY?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\">V\u00fdb\u011br spr\u00e1vn\u00e9ho testeru t\u011bsnosti<\/h2>\n\n\n\n<p>Ve spole\u010dnosti Cell Instruments se specializujeme na \u0159e\u0161en\u00ed pro testov\u00e1n\u00ed flexibiln\u00edch obal\u016f. Na\u0161e str\u00e1nky <strong data-start=\"4697\" data-end=\"4723\">tester odolnosti flexe<\/strong> je speci\u00e1ln\u011b navr\u017een tak, aby spl\u0148oval specifikace ASTM F392. D\u00edky programovateln\u00fdm \u00farovn\u00edm klimatizace, p\u0159esn\u00e9mu \u0159\u00edzen\u00ed pohybu a p\u0159izp\u016fsobiteln\u00fdm konfigurac\u00edm podporuje jak. <strong data-start=\"4900\" data-end=\"4907\">V\u00ddZKUM A V\u00ddVOJ<\/strong> a <strong data-start=\"4912\" data-end=\"4918\">QA<\/strong> pracovn\u00ed postupy.<\/p>\n\n\n\n<p>A\u0165 u\u017e jste balic\u00ed in\u017een\u00fdr, laboratorn\u00ed technik nebo specialista na zaji\u0161t\u011bn\u00ed kvality, na\u0161e p\u0159\u00edstroje v\u00e1m umo\u017en\u00ed:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Identifikace slab\u00fdch m\u00edst v n\u00e1vrhu materi\u00e1lu<\/li>\n\n\n\n<li>Ov\u011b\u0159en\u00ed shody s protokoly ASTM<\/li>\n\n\n\n<li>Zaji\u0161t\u011bn\u00ed dlouhodob\u00e9ho v\u00fdkonu bari\u00e9r v kritick\u00fdch aplikac\u00edch<\/li>\n<\/ul>\n\n\n\n<p>V kombinaci s na\u0161imi odborn\u00fdmi znalostmi v oblasti <strong data-start=\"5230\" data-end=\"5258\">zak\u00e1zkov\u00e1 testovac\u00ed \u0159e\u0161en\u00ed<\/strong> a <strong data-start=\"5263\" data-end=\"5286\">automatizovan\u00e9 platformy<\/strong>, Cell Instruments nab\u00edz\u00ed komplexn\u00ed podporu pro pokro\u010dil\u00e9 testov\u00e1n\u00ed obalov\u00fdch materi\u00e1l\u016f.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\n\t\t\t\tKontaktujte n\u00e1s Z\u00edskejte \u0159e\u0161en\u00ed pro testov\u00e1n\u00ed koeficientu t\u0159en\u00ed\t\t\t\t<\/h2>\n\n\n\n<p><strong data-start=\"5396\" data-end=\"5409\"><a href=\"https:\/\/store.astm.org\/f0392_f0392m-23.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">ASTM F392<\/a><\/strong> je z\u00e1sadn\u00edm standardem pro hodnocen\u00ed <strong data-start=\"5449\" data-end=\"5468\">odolnost proti ohybu<\/strong> pru\u017en\u00fdch bari\u00e9rov\u00fdch materi\u00e1l\u016f. \u0158\u00edzenou mechanickou \u00fapravou pomoc\u00ed <strong data-start=\"5553\" data-end=\"5574\">Gelbo flex tester<\/strong>, z\u00edskaj\u00ed v\u00fdrobci z\u00e1sadn\u00ed informace o tom, jak se obalov\u00e9 f\u00f3lie chovaj\u00ed p\u0159i re\u00e1ln\u00e9m nam\u00e1h\u00e1n\u00ed. Na str\u00e1nk\u00e1ch <strong data-start=\"5675\" data-end=\"5696\">zku\u0161ebn\u00ed metoda gelbo<\/strong> umo\u017e\u0148uje p\u0159esnou simulaci prost\u0159ed\u00ed ohybu, co\u017e umo\u017e\u0148uje odhalit potenci\u00e1ln\u00ed m\u00edsta poruch je\u0161t\u011b p\u0159edt\u00edm, ne\u017e se obal dostane na trh.<\/p>\n\n\n\n<p>Pro podniky, kter\u00e9 hledaj\u00ed robustn\u00ed a opakovateln\u00e9 mo\u017enosti testov\u00e1n\u00ed flex, <strong data-start=\"5902\" data-end=\"5946\"><a href=\"https:\/\/www.packqc.com\/cs\/\">Bun\u011b\u010dn\u00e9 n\u00e1stroje<\/a>' tester odolnosti flexe<\/strong> poskytuje d\u016fv\u011bryhodn\u00e9 \u0159e\u0161en\u00ed, kter\u00e9 je v souladu s mezin\u00e1rodn\u00edmi standardy a pot\u0159ebami odv\u011btv\u00ed.<\/p>","protected":false},"excerpt":{"rendered":"<p>The Importance of Flex Durability in Packaging Applications Flex durability is a critical quality attribute for packaging materials, especially in sectors like medical, pharmaceutical, and food packaging, where barrier performance must remain intact over time. Packaging films that lose integrity due to repetitive flexing can lead to pinhole failures, moisture intrusion, or oxygen ingress, all [&hellip;]<\/p>","protected":false},"featured_media":6039,"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-9843","standard","type-standard","status-publish","has-post-thumbnail","hentry","standard-category-astm"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/standard\/9843","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/types\/standard"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/media\/6039"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/media?parent=9843"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/standard-category?post=9843"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}