{"id":1271,"date":"2026-01-29T23:51:18","date_gmt":"2026-01-29T23:51:18","guid":{"rendered":"https:\/\/www.gelbotest.com\/?p=1271"},"modified":"2026-01-29T23:51:34","modified_gmt":"2026-01-29T23:51:34","slug":"effect-of-flexing-on-barrier-properties-test-method","status":"publish","type":"post","link":"https:\/\/www.gelbotest.com\/cs\/effect-of-flexing-on-barrier-properties-test-method\/","title":{"rendered":"Vliv oh\u00fdb\u00e1n\u00ed na vlastnosti bari\u00e9r: Gelbo Flex Test a ASTM F392"},"content":{"rendered":"<p data-start=\"415\" data-end=\"976\">P\u0159i posuzov\u00e1n\u00ed trvanlivosti flexibiln\u00edch obalov\u00fdch materi\u00e1l\u016f, zejm\u00e9na t\u011bch, kter\u00e9 slou\u017e\u00ed jako bari\u00e9rov\u00e1 ochrana, je z\u00e1sadn\u00ed zhodnotit, jak opakovan\u00e9 oh\u00fdb\u00e1n\u00ed ovliv\u0148uje vlastnosti materi\u00e1lu. Tento <strong data-start=\"624\" data-end=\"643\">Gelbo Flex Test<\/strong> je spolehliv\u00e1 metoda pro stanoven\u00ed <strong data-start=\"681\" data-end=\"728\">vliv oh\u00fdb\u00e1n\u00ed na bari\u00e9rov\u00e9 vlastnosti<\/strong>, jako jsou nap\u0159\u00edklad rychlosti propustnosti plynu a vlhkosti, kter\u00e9 jsou z\u00e1sadn\u00ed pro neporu\u0161enost obalu. Norma ASTM F392, kter\u00e1 stanovuje postupy pro tuto zkou\u0161ku, poskytuje komplexn\u00ed r\u00e1mec pro posuzov\u00e1n\u00ed <strong data-start=\"931\" data-end=\"950\">odolnost v flexi<\/strong> za r\u016fzn\u00fdch podm\u00ednek.<\/p>\n<p data-start=\"978\" data-end=\"1211\">Tento \u010dl\u00e1nek p\u0159in\u00e1\u0161\u00ed podrobn\u00fd \u00favod do <strong data-start=\"1035\" data-end=\"1054\">Gelbo Flex Test<\/strong>, jej\u00ed metodika, normy uveden\u00e9 v <strong data-start=\"1099\" data-end=\"1112\">ASTM F392<\/strong>, a jak to pom\u00e1h\u00e1 v\u00fdrobc\u016fm zajistit kvalitu a trvanlivost flexibiln\u00edch obalov\u00fdch materi\u00e1l\u016f.<\/p>\n<h2 data-start=\"1213\" data-end=\"1275\">Zkou\u0161ka ohybem a odolnost proti ohybu materi\u00e1lu Gelbo Flex: Norma ASTM F392<\/h2>\n<h3 data-start=\"1277\" data-end=\"1302\">P\u0159ehled normy ASTM F392<\/h3>\n<p data-start=\"1304\" data-end=\"1736\"><a href=\"https:\/\/www.astm.org\/f0392_f0392m-21.html\"><strong data-start=\"1304\" data-end=\"1317\">ASTM F392<\/strong><\/a> je standardn\u00ed postup pro stanoven\u00ed odolnosti ohybem u pru\u017en\u00fdch bari\u00e9rov\u00fdch materi\u00e1l\u016f. Stanovuje, jak je t\u0159eba pru\u017en\u00e9 materi\u00e1ly p\u0159ipravit pro stanoven\u00ed <strong data-start=\"1484\" data-end=\"1503\">odolnost v flexi<\/strong> a vliv oh\u00fdb\u00e1n\u00ed na vlastnosti materi\u00e1lu <strong data-start=\"1549\" data-end=\"1571\">bari\u00e9rov\u00e9 vlastnosti<\/strong>. Tato zkou\u0161ka je obzvl\u00e1\u0161t\u011b d\u016fle\u017eit\u00e1 pro obalov\u00e9 materi\u00e1ly pou\u017e\u00edvan\u00e9 u v\u00fdrobk\u016f, u nich\u017e je ochrana p\u0159ed vlhkost\u00ed nebo plyny z\u00e1sadn\u00ed, jako jsou nap\u0159\u00edklad obaly na potraviny nebo l\u00e9\u010diva.<\/p>\n<p data-start=\"1738\" data-end=\"2162\">V <strong data-start=\"1745\" data-end=\"1764\">Gelbo Flex Test<\/strong>, vzorek pru\u017en\u00e9ho materi\u00e1lu je za standardn\u00edch podm\u00ednek podroben s\u00e9rii ohybov\u00fdch z\u00e1t\u011b\u017e\u00ed. Tento <strong data-start=\"1867\" data-end=\"1885\">ohybov\u00fd pohyb<\/strong> obvykle zahrnuje kroutiv\u00fd pohyb, na kter\u00fd navazuje horizont\u00e1ln\u00ed pohyb, \u010d\u00edm\u017e se napodobuj\u00ed fyzik\u00e1ln\u00ed nam\u00e1h\u00e1n\u00ed, kter\u00fdm jsou obalov\u00e9 materi\u00e1ly vystaveny b\u011bhem p\u0159epravy a manipulace. Tento <strong data-start=\"2064\" data-end=\"2092\">po\u010det ohybov\u00fdch cykl\u016f<\/strong> se li\u0161\u00ed v z\u00e1vislosti na podm\u00ednk\u00e1ch zkou\u0161ky a zkou\u0161en\u00e9m materi\u00e1lu.<\/p>\n<h3 data-start=\"2955\" data-end=\"3012\">M\u011b\u0159en\u00ed vlivu ohybu na bari\u00e9rov\u00e9 vlastnosti<\/h3>\n<p data-start=\"3014\" data-end=\"3414\">The <strong data-start=\"3018\" data-end=\"3037\">Gelbo Flex Test<\/strong> zam\u011b\u0159uje se p\u0159edev\u0161\u00edm na <strong data-start=\"3059\" data-end=\"3081\">bari\u00e9rov\u00e9 vlastnosti<\/strong>, mezi n\u011b\u017e pat\u0159\u00ed rychlost propustnosti plynu a vlhkosti. Oh\u00fdb\u00e1n\u00ed m\u016f\u017ee v\u00e9st ke vzniku drobn\u00fdch d\u00edrky nebo trhlin v obalov\u00fdch materi\u00e1lech, co\u017e sni\u017euje jejich schopnost fungovat jako \u00fa\u010dinn\u00e1 bari\u00e9ra. Pomoc\u00ed oh\u00fdb\u00e1n\u00ed za kontrolovan\u00fdch podm\u00ednek tato zkou\u0161ka m\u011b\u0159\u00ed <strong data-start=\"3355\" data-end=\"3384\">ztr\u00e1ta neporu\u0161enosti bari\u00e9ry<\/strong> po uplynut\u00ed stanoven\u00e9ho po\u010dtu cykl\u016f.<\/p>\n<p data-start=\"3416\" data-end=\"3793\">V\u00fdsledky test\u016f mohou odhalit, do jak\u00e9 m\u00edry je materi\u00e1l <strong data-start=\"3468\" data-end=\"3490\">bari\u00e9rov\u00e9 vlastnosti<\/strong> se p\u0159i oh\u00fdb\u00e1n\u00ed znehodnocuje, co\u017e poskytuje cenn\u00e9 informace o vlastnostech materi\u00e1lu <strong data-start=\"3560\" data-end=\"3585\">dlouhodob\u00e1 v\u00fdkonnost<\/strong>. V\u00fdrobci mohou tyto v\u00fdsledky vyu\u017e\u00edt k posouzen\u00ed, zda je dan\u00fd materi\u00e1l vhodn\u00fd pro konkr\u00e9tn\u00ed \u00fa\u010dely, jako je nap\u0159\u00edklad balen\u00ed citliv\u00fdch v\u00fdrobk\u016f, nap\u0159\u00edklad potravin, zdravotnick\u00fdch prost\u0159edk\u016f nebo l\u00e9\u010div.<\/p>\n<h3 data-start=\"3795\" data-end=\"3842\">V\u00fdznam a pou\u017eit\u00ed testu Gelbo Flex<\/h3>\n<p data-start=\"3844\" data-end=\"4265\">The <strong data-start=\"3848\" data-end=\"3867\">Gelbo Flex Test<\/strong> je nezbytn\u00e9 pro stanoven\u00ed <strong data-start=\"3905\" data-end=\"3924\">odolnost v flexi<\/strong> z pru\u017en\u00fdch obalov\u00fdch materi\u00e1l\u016f. Nej\u010dast\u011bji se pou\u017e\u00edv\u00e1 k hodnocen\u00ed <strong data-start=\"3998\" data-end=\"4045\">vliv oh\u00fdb\u00e1n\u00ed na bari\u00e9rov\u00e9 vlastnosti<\/strong> u materi\u00e1l\u016f, kter\u00e9 budou p\u0159i b\u011b\u017en\u00e9m pou\u017e\u00edv\u00e1n\u00ed nebo p\u0159eprav\u011b vystaveny opakovan\u00e9mu oh\u00fdb\u00e1n\u00ed, kroucen\u00ed nebo stla\u010dov\u00e1n\u00ed. Pat\u0159\u00ed sem nap\u0159\u00edklad plastov\u00e9 f\u00f3lie, v\u00edcevrstv\u00e9 struktury a dal\u0161\u00ed pru\u017en\u00e9 obalov\u00e9 komponenty.<\/p>\n<ul data-start=\"4267\" data-end=\"4871\">\n<li data-start=\"4267\" data-end=\"4464\">\n<p data-start=\"4269\" data-end=\"4464\"><strong data-start=\"4269\" data-end=\"4288\">Kontrola kvality<\/strong>: Pravideln\u00fdm prov\u00e1d\u011bn\u00edm <strong data-start=\"4318\" data-end=\"4337\">Gelbo Flex Test<\/strong>, mohou v\u00fdrobci sledovat \u017eivotnost sv\u00fdch materi\u00e1l\u016f a zajistit, aby spl\u0148ovaly po\u017eadovan\u00e9 v\u00fdkonnostn\u00ed specifikace.<\/p>\n<\/li>\n<li data-start=\"4465\" data-end=\"4673\">\n<p data-start=\"4467\" data-end=\"4673\"><strong data-start=\"4467\" data-end=\"4495\">V\u00fdzkum a v\u00fdvoj<\/strong>: Tento test m\u00e1 tak\u00e9 velk\u00fd v\u00fdznam v oblasti v\u00fdzkumu a v\u00fdvoje, kde pom\u00e1h\u00e1 v\u00fdrobc\u016fm vyv\u00edjet nov\u00e9 materi\u00e1ly nebo vylep\u0161ovat st\u00e1vaj\u00edc\u00ed t\u00edm, \u017ee umo\u017e\u0148uje pochopit, jak r\u016fzn\u00e9 podm\u00ednky ohybu ovliv\u0148uj\u00ed bari\u00e9rov\u00e9 vlastnosti.<\/p>\n<\/li>\n<li data-start=\"4674\" data-end=\"4871\">\n<p data-start=\"4676\" data-end=\"4871\"><strong data-start=\"4676\" data-end=\"4699\">Srovn\u00e1n\u00ed materi\u00e1l\u016f<\/strong>: Tato zkou\u0161ka umo\u017e\u0148uje p\u0159\u00edm\u00e9 srovn\u00e1n\u00ed r\u016fzn\u00fdch materi\u00e1l\u016f \u010di konstrukc\u00ed a pom\u00e1h\u00e1 v\u00fdrobc\u016fm vybrat pro jejich v\u00fdrobky nejodoln\u011bj\u0161\u00ed a nej\u00fa\u010dinn\u011bj\u0161\u00ed varianty.<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"4873\" data-end=\"4918\">Pro\u010d je u obal\u016f d\u016fle\u017eit\u00e1 odolnost materi\u00e1lu Flex<\/h3>\n<p data-start=\"4920\" data-end=\"5386\"><strong data-start=\"4920\" data-end=\"4939\">Flexibiln\u00ed odolnost<\/strong> je z\u00e1sadn\u00ed u obalov\u00fdch materi\u00e1l\u016f, kter\u00e9 jsou vystaveny \u010dast\u00e9 manipulaci, skl\u00e1d\u00e1n\u00ed nebo stla\u010dov\u00e1n\u00ed. <strong data-start=\"5040\" data-end=\"5123\">Blistrov\u00e1 balen\u00ed, obaly na potraviny, obaly na l\u00e9\u010diva a dokonce i obaly na elektroniku<\/strong> V\u0161ichni mohou t\u011b\u017eit z testov\u00e1n\u00ed odolnosti sv\u00fdch materi\u00e1l\u016f proti ohybu. N\u00edzk\u00e1 odolnost proti ohybu m\u016f\u017ee v\u00e9st k po\u0161kozen\u00ed materi\u00e1lu, co\u017e ohro\u017euje integritu v\u00fdrobku a zvy\u0161uje riziko kontaminace, znehodnocen\u00ed nebo po\u0161kozen\u00ed b\u011bhem skladov\u00e1n\u00ed a p\u0159epravy.<\/p>\n<p data-start=\"5388\" data-end=\"5695\">Pou\u017eit\u00edm <strong data-start=\"5401\" data-end=\"5420\">Gelbo Flex Test<\/strong> v souladu s <strong data-start=\"5440\" data-end=\"5453\">ASTM F392<\/strong>, v\u00fdrobci zaji\u0161\u0165uj\u00ed, aby jejich obalov\u00e9 materi\u00e1ly odol\u00e1valy fyzick\u00fdm nam\u00e1h\u00e1n\u00edm, kter\u00fdm jsou vystaveny p\u0159i b\u011b\u017en\u00e9 manipulaci. T\u00edm se sni\u017euje riziko selh\u00e1n\u00ed materi\u00e1lu a zaji\u0161\u0165uje se, \u017ee obal si i v pr\u016fb\u011bhu \u010dasu zachov\u00e1 sv\u00e9 ochrann\u00e9 vlastnosti.<\/p>\n<h2 data-start=\"5697\" data-end=\"5734\">Pr\u016fzkumn\u00edk Gelbo Flex od spole\u010dnosti Cell Instruments<\/h2>\n<p><a href=\"https:\/\/www.gelbotest.com\/cs\/\"><img decoding=\"async\" class=\"alignleft wp-image-1273\" src=\"https:\/\/www.gelbotest.com\/wp-content\/uploads\/2026\/01\/The-Effect-of-Flexing-on-Barrier-Properties-Gelbo-Flex-Test-and-ASTM-F392-300x296.webp\" alt=\"Vliv ohybu na bari\u00e9rov\u00e9 vlastnosti \u2013 zkou\u0161ka Gelbo Flex a norma ASTM F392\" width=\"205\" height=\"203\" srcset=\"https:\/\/www.gelbotest.com\/wp-content\/uploads\/2026\/01\/The-Effect-of-Flexing-on-Barrier-Properties-Gelbo-Flex-Test-and-ASTM-F392-300x296.webp 300w, https:\/\/www.gelbotest.com\/wp-content\/uploads\/2026\/01\/The-Effect-of-Flexing-on-Barrier-Properties-Gelbo-Flex-Test-and-ASTM-F392-150x150.webp 150w, https:\/\/www.gelbotest.com\/wp-content\/uploads\/2026\/01\/The-Effect-of-Flexing-on-Barrier-Properties-Gelbo-Flex-Test-and-ASTM-F392-12x12.webp 12w, https:\/\/www.gelbotest.com\/wp-content\/uploads\/2026\/01\/The-Effect-of-Flexing-on-Barrier-Properties-Gelbo-Flex-Test-and-ASTM-F392.webp 406w\" sizes=\"(max-width: 205px) 100vw, 205px\" \/><\/a><\/p>\n<p data-start=\"5736\" data-end=\"6294\">Pro v\u00fdrobce, kte\u0159\u00ed cht\u011bj\u00ed prov\u00e1d\u011bt <strong data-start=\"5773\" data-end=\"5793\">Zkou\u0161ky Gelbo Flex<\/strong> v souladu s <strong data-start=\"5813\" data-end=\"5826\">ASTM F392<\/strong>, ten <strong data-start=\"5832\" data-end=\"5870\">Cell Instruments <a href=\"https:\/\/www.gelbotest.com\/cs\/\">Tester pru\u017enosti Gelbo Flex GFT-01<\/a><\/strong>\u00a0je ide\u00e1ln\u00edm \u0159e\u0161en\u00edm. Tento tester, navr\u017een\u00fd tak, aby spl\u0148oval p\u0159\u00edsn\u00e9 normy stanoven\u00e9 v norm\u011b ASTM F392, poskytuje p\u0159esn\u00e9 a reprodukovateln\u00e9 v\u00fdsledky pro hodnocen\u00ed <strong data-start=\"6024\" data-end=\"6043\">odolnost v flexi<\/strong> z flexibiln\u00edch obalov\u00fdch materi\u00e1l\u016f. D\u00edky intuitivn\u00edmu rozhran\u00ed a spolehliv\u00e9mu v\u00fdkonu je tento <strong data-start=\"6136\" data-end=\"6157\">Tester Gelbo Flex<\/strong> pom\u00e1h\u00e1 v\u00fdrobc\u016fm rychle posoudit <strong data-start=\"6197\" data-end=\"6240\">vliv oh\u00fdb\u00e1n\u00ed na bari\u00e9rov\u00e9 vlastnosti<\/strong> a \u010dinit informovan\u00e1 rozhodnut\u00ed ohledn\u011b v\u00fdb\u011bru materi\u00e1lu.<\/p>\n<h2 data-start=\"6296\" data-end=\"6309\">Z\u00e1v\u011br<\/h2>\n<p data-start=\"6311\" data-end=\"6696\">The <strong data-start=\"6315\" data-end=\"6334\">Gelbo Flex Test<\/strong> je nezbytn\u00fdm n\u00e1strojem pro stanoven\u00ed <strong data-start=\"6376\" data-end=\"6395\">odolnost v flexi<\/strong> z pru\u017en\u00fdch bari\u00e9rov\u00fdch materi\u00e1l\u016f, zejm\u00e9na p\u0159i hodnocen\u00ed <strong data-start=\"6458\" data-end=\"6501\">vliv oh\u00fdb\u00e1n\u00ed na bari\u00e9rov\u00e9 vlastnosti<\/strong> jako je pronik\u00e1n\u00ed vlhkosti a plyn\u016f. Dodr\u017eov\u00e1n\u00edm pokyn\u016f uveden\u00fdch v <strong data-start=\"6569\" data-end=\"6582\">ASTM F392<\/strong>, mohou v\u00fdrobci zajistit, aby jejich materi\u00e1ly spl\u0148ovaly nezbytn\u00e9 normy pro dlouhodobou funk\u010dnost a spolehlivost.<\/p>\n<p data-start=\"6698\" data-end=\"7127\">A\u0165 u\u017e jde o <strong data-start=\"6710\" data-end=\"6729\">kontrola kvality<\/strong>, <strong data-start=\"6731\" data-end=\"6743\">v\u00fdzkum<\/strong>, nebo <strong data-start=\"6748\" data-end=\"6771\">srovn\u00e1n\u00ed materi\u00e1l\u016f<\/strong>, ten <strong data-start=\"6777\" data-end=\"6796\">Gelbo Flex Test<\/strong> poskytuje cenn\u00e9 \u00fadaje, kter\u00e9 pom\u00e1haj\u00ed zajistit, aby obalov\u00e9 materi\u00e1ly odol\u00e1valy nam\u00e1h\u00e1n\u00ed p\u0159i ka\u017edodenn\u00ed manipulaci a nad\u00e1le chr\u00e1nily obsah uvnit\u0159. Tento <strong data-start=\"6955\" data-end=\"6993\">Pr\u016fzkumn\u00edk Gelbo Flex od spole\u010dnosti Cell Instruments<\/strong> nab\u00edz\u00ed efektivn\u00ed a p\u0159esn\u00e9 \u0159e\u0161en\u00ed pro prov\u00e1d\u011bn\u00ed t\u011bchto test\u016f, d\u00edky \u010demu\u017e je nepostradateln\u00fdm n\u00e1strojem pro modern\u00ed v\u00fdrobce obal\u016f.<\/p>","protected":false},"excerpt":{"rendered":"<p>When it comes to evaluating the durability of flexible packaging materials, particularly those used for barrier protection, it\u2019s critical to assess how repeated flexing impacts the material&#8217;s performance. The Gelbo Flex Test is a reliable method for determining the effect of flexing on barrier properties, such as gas and moisture transmission rates, which are vital [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"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":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","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":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","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-opacity":"","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-opacity":"","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-opacity":"","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-opacity":"","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-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1271","post","type-post","status-publish","format-standard","hentry","category-gelbo-flex-durability-test"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Effect of Flexing on Barrier Properties: Gelbo Flex Test and ASTM F392<\/title>\n<meta name=\"description\" content=\"Explore the effect of flexing on barrier properties using the Gelbo Flex Test and ASTM F392. 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