{"id":1180,"date":"2025-07-04T07:55:18","date_gmt":"2025-07-04T07:55:18","guid":{"rendered":"https:\/\/www.gelbotest.com\/?p=1180"},"modified":"2025-07-08T03:34:10","modified_gmt":"2025-07-08T03:34:10","slug":"meat-vacuum-packaging-flex-durability-testing-using-astm-f392","status":"publish","type":"post","link":"https:\/\/www.gelbotest.com\/cs\/meat-vacuum-packaging-flex-durability-testing-using-astm-f392\/","title":{"rendered":"Zkou\u0161ka odolnosti flexibiln\u00edch obal\u016f pro vakuov\u00e9 balen\u00ed masa podle normy ASTM F392"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"1180\" class=\"elementor elementor-1180\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e1d5888 e-flex e-con-boxed e-con e-parent\" data-id=\"e1d5888\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8c0c3ff elementor-widget elementor-widget-text-editor\" data-id=\"8c0c3ff\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"308\" data-end=\"999\">Vakuov\u00e9 balen\u00ed je v masn\u00e9m pr\u016fmyslu nezbytn\u00e9 pro prodlou\u017een\u00ed trvanlivosti, zachov\u00e1n\u00ed \u010derstvosti a zabr\u00e1n\u011bn\u00ed kontaminaci. V\u00fdkonnost v\u0161ak <em data-start=\"456\" data-end=\"479\">vakuov\u00e9 balen\u00ed masa<\/em> z\u00e1le\u017e\u00ed do zna\u010dn\u00e9 m\u00edry na odolnosti pou\u017eit\u00fdch pru\u017en\u00fdch bari\u00e9rov\u00fdch materi\u00e1l\u016f. V pr\u016fb\u011bhu \u010dasu m\u016f\u017ee mechanick\u00e9 nam\u00e1h\u00e1n\u00ed, jako je kroucen\u00ed, oh\u00fdb\u00e1n\u00ed a ma\u010dk\u00e1n\u00ed p\u0159i manipulaci a distribuci, v\u00e9st ke vzniku drobn\u00fdch otvor\u016f, co\u017e ohro\u017euje bezpe\u010dnost v\u00fdrobku. Pr\u00e1v\u011b v tomto bod\u011b <strong data-start=\"730\" data-end=\"757\">testov\u00e1n\u00ed odolnosti proti ohybu<\/strong>, zejm\u00e9na <strong data-start=\"776\" data-end=\"802\">Zku\u0161ebn\u00ed metoda Gelbo flex<\/strong>, nab\u00fdv\u00e1 z\u00e1sadn\u00edho v\u00fdznamu. Tento \u010dl\u00e1nek nab\u00edz\u00ed odborn\u00fd n\u00e1vod k hodnocen\u00ed materi\u00e1l\u016f pro vakuov\u00e9 balen\u00ed masa podle normy ASTM F392 a pom\u00e1h\u00e1 tak in\u017een\u00fdr\u016fm v oboru balen\u00ed a odborn\u00edk\u016fm na kontrolu kvality \u010dinit informovan\u00e1 rozhodnut\u00ed.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1c941fd e-flex e-con-boxed e-con e-parent\" data-id=\"1c941fd\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-23fbdf0 elementor-widget elementor-widget-heading\" data-id=\"23fbdf0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">V\u00fdznam zkou\u0161ek pru\u017enosti p\u0159i vakuov\u00e9m balen\u00ed masa<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-166ba7d e-flex e-con-boxed e-con e-parent\" data-id=\"166ba7d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2744d04 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"2744d04\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"1067\" data-end=\"1477\">Flexibiln\u00ed bari\u00e9rov\u00e9 f\u00f3lie pou\u017e\u00edvan\u00e9 v <em data-start=\"1098\" data-end=\"1121\">vakuov\u00e9 balen\u00ed masa<\/em> mus\u00ed odol\u00e1vat mechanick\u00e9mu nam\u00e1h\u00e1n\u00ed, ani\u017e by do\u0161lo ke zhor\u0161en\u00ed jejich bari\u00e9rov\u00fdch vlastnost\u00ed. Poruchy, jako jsou d\u00edrky nebo odd\u011blen\u00ed vrstev, mohou v\u00e9st k pronik\u00e1n\u00ed kysl\u00edku a p\u0159enosu vlhkosti, co\u017e urychluje znehodnocen\u00ed a sni\u017euje kvalitu produktu. Norma ASTM F392 stanovuje standardizovanou metodu kondicionov\u00e1n\u00ed, kter\u00e1 simuluje tyto ohybov\u00e9 podm\u00ednky v kontrolovan\u00e9m laboratorn\u00edm prost\u0159ed\u00ed.<\/p><p data-start=\"1479\" data-end=\"1697\">D\u00edky simulaci re\u00e1ln\u00fdch dopravn\u00edch a manipula\u010dn\u00edch situac\u00ed pom\u00e1h\u00e1 zkou\u0161ka ohybem odhalit slab\u00e1 m\u00edsta v obalov\u00fdch materi\u00e1lech <strong data-start=\"1607\" data-end=\"1639\">ne\u017e se dostanou na trh<\/strong>, \u010d\u00edm\u017e se sn\u00ed\u017e\u00ed po\u010det sta\u017een\u00ed v\u00fdrobk\u016f z trhu a zlep\u0161\u00ed se pov\u011bst zna\u010dky.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e114cce elementor-widget elementor-widget-video\" data-id=\"e114cce\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/youtu.be\\\/HDpqg4jkaeA?si=wP8c6pQQeDmxGYIx&quot;,&quot;autoplay&quot;:&quot;yes&quot;,&quot;play_on_mobile&quot;:&quot;yes&quot;,&quot;mute&quot;:&quot;yes&quot;,&quot;loop&quot;:&quot;yes&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-87eed71 e-flex e-con-boxed e-con e-parent\" data-id=\"87eed71\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-518c678 elementor-widget elementor-widget-heading\" data-id=\"518c678\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Zku\u0161ebn\u00ed za\u0159\u00edzen\u00ed Flex Tester a metoda zkou\u0161ky ohybu Gelbo podle normy ASTM F392<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-32488d4 e-flex e-con-boxed e-con e-parent\" data-id=\"32488d4\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3f47ba0 elementor-widget elementor-widget-text-editor\" data-id=\"3f47ba0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Norma ASTM F392 vyu\u017e\u00edv\u00e1 <strong data-start=\"1781\" data-end=\"1807\">Zku\u0161ebn\u00ed metoda Gelbo flex<\/strong>, p\u0159i kter\u00e9m se prov\u00e1d\u011bj\u00ed kroutiv\u00e9 a tlakov\u00e9 pohyby za \u00fa\u010delem simulace opakovan\u00e9ho mechanick\u00e9ho nam\u00e1h\u00e1n\u00ed obalov\u00fdch f\u00f3li\u00ed. Tato <strong data-start=\"1917\" data-end=\"1932\">flex tester<\/strong> je speci\u00e1ln\u011b navr\u017eeno k vyv\u00edjen\u00ed \u0159\u00edzen\u00e9ho nam\u00e1h\u00e1n\u00ed prost\u0159ednictv\u00edm cyklick\u00e9ho pohybu s frekvenc\u00ed 45 cykl\u016f za minutu. V t\u00e9to \u010d\u00e1sti jsou vysv\u011btleny kl\u00ed\u010dov\u00e9 prvky t\u00e9to metody:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e2566ea e-flex e-con-boxed e-con e-parent\" data-id=\"e2566ea\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-cbe1d84 elementor-widget elementor-widget-heading\" data-id=\"cbe1d84\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Konstrukce za\u0159\u00edzen\u00ed pro zkou\u0161en\u00ed pru\u017enosti<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-82edeaa e-flex e-con-boxed e-con e-parent\" data-id=\"82edeaa\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-783b59b elementor-widget elementor-widget-text-editor\" data-id=\"783b59b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"2118\" data-end=\"2202\">The <strong data-start=\"2122\" data-end=\"2165\"><a href=\"https:\/\/www.gelbotest.com\/cs\/\">Cell Instruments<\/a> Flex Durability Tester<\/strong>, v souladu s normou ASTM F392, vlastnosti:<\/p><ul><li data-start=\"2206\" data-end=\"2257\">Dva trny, kter\u00e9 jsou ve v\u00fdchoz\u00ed poloze od sebe vzd\u00e1leny 180 mm.<\/li><li data-start=\"2260\" data-end=\"2333\">Kroutiv\u00fd pohyb o 440\u00b0, na kter\u00fd navazuje vodorovn\u00fd posun o 65 mm.<\/li><li data-start=\"2336\" data-end=\"2406\">Mo\u017enost testov\u00e1n\u00ed obou <strong data-start=\"2364\" data-end=\"2377\">pln\u00e1 ohebnost<\/strong> a <strong data-start=\"2382\" data-end=\"2398\">\u010d\u00e1ste\u010dn\u00e9 ohnut\u00ed<\/strong> cykly.<\/li><\/ul><p data-start=\"2408\" data-end=\"2514\">Tento n\u00e1vrh napodobuje kombinovan\u00e9 nam\u00e1h\u00e1n\u00ed, kter\u00e9mu jsou obalov\u00e9 f\u00f3lie vystaveny b\u011bhem skladov\u00e1n\u00ed a p\u0159epravy.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b67e9ba e-flex e-con-boxed e-con e-parent\" data-id=\"b67e9ba\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-17909f6 elementor-widget elementor-widget-heading\" data-id=\"17909f6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Zku\u0161ebn\u00ed podm\u00ednky a cykly<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b0363cf e-flex e-con-boxed e-con e-parent\" data-id=\"b0363cf\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6f4deec elementor-widget elementor-widget-text-editor\" data-id=\"6f4deec\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"2548\" data-end=\"2605\">Norma ASTM F392 definuje p\u011bt standardn\u00edch \u00farovn\u00ed kondicionov\u00e1n\u00ed ohybem:<\/p><div class=\"_tableContainer_80l1q_1\"><div class=\"_tableWrapper_80l1q_14 group flex w-fit flex-col-reverse\"><table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"2607\" data-end=\"3130\"><thead data-start=\"2607\" data-end=\"2676\"><tr data-start=\"2607\" data-end=\"2676\"><th data-start=\"2607\" data-end=\"2623\" data-col-size=\"sm\"><strong data-start=\"2609\" data-end=\"2622\">Stav<\/strong><\/th><th data-start=\"2623\" data-end=\"2636\" data-col-size=\"sm\"><strong data-start=\"2625\" data-end=\"2635\">Cykly<\/strong><\/th><th data-start=\"2636\" data-end=\"2661\" data-col-size=\"sm\"><strong data-start=\"2638\" data-end=\"2660\">Doba trv\u00e1n\u00ed p\u0159i 45 cpm<\/strong><\/th><th data-start=\"2661\" data-end=\"2676\" data-col-size=\"sm\"><strong data-start=\"2663\" data-end=\"2674\">\u00da\u010del<\/strong><\/th><\/tr><\/thead><tbody data-start=\"2748\" data-end=\"3130\"><tr data-start=\"2748\" data-end=\"2830\"><td data-start=\"2748\" data-end=\"2764\" data-col-size=\"sm\">A<\/td><td data-col-size=\"sm\" data-start=\"2764\" data-end=\"2777\">2700<\/td><td data-col-size=\"sm\" data-start=\"2777\" data-end=\"2802\">1 hodina<\/td><td data-col-size=\"sm\" data-start=\"2802\" data-end=\"2830\">Simulace extr\u00e9mn\u00edho nam\u00e1h\u00e1n\u00ed<\/td><\/tr><tr data-start=\"2831\" data-end=\"2904\"><td data-start=\"2831\" data-end=\"2847\" data-col-size=\"sm\">B<\/td><td data-col-size=\"sm\" data-start=\"2847\" data-end=\"2860\">900<\/td><td data-col-size=\"sm\" data-start=\"2860\" data-end=\"2885\">20 minut<\/td><td data-col-size=\"sm\" data-start=\"2885\" data-end=\"2904\">M\u00edrn\u00fd stres<\/td><\/tr><tr data-start=\"2905\" data-end=\"2975\"><td data-start=\"2905\" data-end=\"2921\" data-col-size=\"sm\">C<\/td><td data-col-size=\"sm\" data-start=\"2921\" data-end=\"2934\">270<\/td><td data-col-size=\"sm\" data-start=\"2934\" data-end=\"2959\">6 minut<\/td><td data-col-size=\"sm\" data-start=\"2959\" data-end=\"2975\">M\u00edrn\u00fd stres<\/td><\/tr><tr data-start=\"2976\" data-end=\"3033\"><td data-start=\"2976\" data-end=\"2992\" data-col-size=\"sm\">D<\/td><td data-col-size=\"sm\" data-start=\"2992\" data-end=\"3005\">20<\/td><td data-col-size=\"sm\" data-start=\"3005\" data-end=\"3033\">Detekce \u010d\u00e1ste\u010dn\u00e9ho po\u0161kozen\u00ed<\/td><td data-col-size=\"sm\">\u00a0<\/td><\/tr><tr data-start=\"3034\" data-end=\"3130\"><td data-start=\"3034\" data-end=\"3050\" data-col-size=\"sm\">E<\/td><td data-col-size=\"sm\" data-start=\"3050\" data-end=\"3075\">20 (pouze \u010d\u00e1ste\u010dn\u00e9 ohnut\u00ed)<\/td><td data-col-size=\"sm\" data-start=\"3075\" data-end=\"3102\">Kr\u00e1tk\u00fd zdvih, m\u00edrn\u00e9 kroucen\u00ed<\/td><td data-col-size=\"sm\" data-start=\"3102\" data-end=\"3130\">Detekce minim\u00e1ln\u00edho nap\u011bt\u00ed<\/td><\/tr><\/tbody><\/table><div class=\"sticky end-(--thread-content-margin) h-0 self-end select-none\"><div class=\"absolute end-0 flex items-end\">\u00a0<\/div><\/div><\/div><\/div><p data-start=\"3132\" data-end=\"3307\">Pro <em data-start=\"3136\" data-end=\"3159\">vakuov\u00e9 balen\u00ed masa<\/em>, <strong data-start=\"3161\" data-end=\"3181\">Podm\u00ednka A nebo B<\/strong> se \u010dasto vol\u00ed pro simulaci n\u00e1ro\u010dn\u00fdch p\u0159epravn\u00edch a manipula\u010dn\u00edch podm\u00ednek, kde je b\u011b\u017en\u00e1 logistika chladic\u00edho \u0159et\u011bzce na dlouh\u00e9 vzd\u00e1lenosti.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f08e0ae e-flex e-con-boxed e-con e-parent\" data-id=\"f08e0ae\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8a95cf2 elementor-widget elementor-widget-heading\" data-id=\"8a95cf2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">P\u0159\u00edprava vzork\u016f masa zabalen\u00fdch ve vakuov\u00e9m obalu pro zkou\u0161ku ohybem<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b3b7e50 e-flex e-con-boxed e-con e-parent\" data-id=\"b3b7e50\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9cb8169 elementor-widget elementor-widget-text-editor\" data-id=\"9cb8169\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"3370\" data-end=\"3397\">Aby byly zaji\u0161t\u011bny p\u0159esn\u00e9 v\u00fdsledky:<\/p><ul><li data-start=\"3401\" data-end=\"3441\">Vzorky rozst\u0159\u00edhejte na listy o rozm\u011brech 200 mm \u00d7 280 mm.<\/li><li data-start=\"3444\" data-end=\"3513\">Okraje f\u00f3lie p\u0159ipevn\u011bte k trn\u016fm testeru pomoc\u00ed oboustrann\u00e9 lepic\u00ed p\u00e1sky.<\/li><li data-start=\"3516\" data-end=\"3584\">Nezalepujte kr\u00e1tk\u00e9 hrany, aby se materi\u00e1l mohl p\u0159irozen\u011b deformovat.<\/li><li data-start=\"3587\" data-end=\"3660\">P\u0159ed zkou\u0161kou nechte vzorky 24 hodin kondicionovat p\u0159i teplot\u011b 23 \u00b1 2 \u00b0C a relativn\u00ed vlhkosti 50 \u00b1 5%.<\/li><\/ul><p data-start=\"3662\" data-end=\"3792\">Hodnocen\u00ed po testov\u00e1n\u00ed m\u016f\u017ee zahrnovat posouzen\u00ed bari\u00e9rov\u00fdch vlastnost\u00ed, jako je rychlost propustnosti kysl\u00edku (OTR) nebo vizu\u00e1ln\u00ed detekce mikrod\u011brek.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3c15c63 e-flex e-con-boxed e-con e-parent\" data-id=\"3c15c63\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-13d2fd9 elementor-widget elementor-widget-heading\" data-id=\"13d2fd9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Hodnocen\u00ed stavu t\u011bsnosti po ohybu u vakuov\u00e9ho balen\u00ed masa <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-55a3ed4 e-flex e-con-boxed e-con e-parent\" data-id=\"55a3ed4\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-52eb3aa elementor-widget elementor-widget-text-editor\" data-id=\"52eb3aa\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"3851\" data-end=\"3903\">Po proveden\u00ed z\u00e1t\u011b\u017eov\u00fdch zkou\u0161ek se u obalov\u00fdch materi\u00e1l\u016f posuzuje:<\/p><ul><li data-start=\"3907\" data-end=\"4000\"><strong data-start=\"3907\" data-end=\"3928\">Vznik d\u00edrky<\/strong>: pomoc\u00ed metod detekce net\u011bsnost\u00ed na b\u00e1zi penetrace barvivem, vakuov\u00e9ho \u00faniku nebo bublin.<\/li><li data-start=\"4003\" data-end=\"4076\"><strong data-start=\"4003\" data-end=\"4033\">Ztr\u00e1ta bari\u00e9rov\u00fdch vlastnost\u00ed<\/strong>: pomoc\u00ed zkou\u0161ek propustnosti pro plyn nebo vlhkost.<\/li><\/ul><p data-start=\"4078\" data-end=\"4228\">Pokud po\u010det mikrod\u011brek p\u0159ekro\u010d\u00ed p\u0159\u00edpustn\u00e9 limity nebo dojde k v\u00fdrazn\u00e9mu poklesu bari\u00e9rov\u00fdch vlastnost\u00ed, m\u016f\u017ee b\u00fdt nutn\u00e9 p\u0159epracovat konstrukci obalu nebo slo\u017een\u00ed materi\u00e1lu.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9d078e8 e-flex e-con-boxed e-con e-parent\" data-id=\"9d078e8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-9b3f828 e-con-full e-flex e-con e-child\" data-id=\"9b3f828\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-cdbd1b8 elementor-widget elementor-widget-heading\" data-id=\"cdbd1b8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Pro\u010d pou\u017e\u00edvat p\u0159\u00edstroj na zkou\u0161en\u00ed odolnosti Flex od spole\u010dnosti Cell Instruments?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2532425 elementor-widget elementor-widget-text-editor\" data-id=\"2532425\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"4288\" data-end=\"4438\">Pro dosa\u017een\u00ed p\u0159esn\u00fdch a opakovateln\u00fdch v\u00fdsledk\u016f je z\u00e1sadn\u00ed pou\u017e\u00edvat spolehliv\u00fd a norm\u00e1m vyhovuj\u00edc\u00ed testovac\u00ed syst\u00e9m. <strong data-start=\"4386\" data-end=\"4430\">Spole\u010dnost Cell Instruments\u2019 <a href=\"https:\/\/www.gelbotest.com\/cs\/\">Flex Durability Tester<\/a><\/strong> nab\u00edz\u00ed:<\/p><ul><li data-start=\"4442\" data-end=\"4488\">Pln\u00e1 shoda se specifikacemi normy ASTM F392.<\/li><li data-start=\"4491\" data-end=\"4569\">Nastaviteln\u00e9 podm\u00ednky ohybu pro simulaci r\u016fzn\u00fdch distribu\u010dn\u00edch prost\u0159ed\u00ed.<\/li><li data-start=\"4572\" data-end=\"4653\">Vysok\u00e1 odolnost a opakovatelnost, vhodn\u00e9 pro ka\u017edodenn\u00ed \u010dinnosti v r\u00e1mci kontroly kvality i pro v\u00fdzkumn\u00e9 a v\u00fdvojov\u00e9 laborato\u0159e.<\/li><\/ul><p data-start=\"4655\" data-end=\"4817\">Za\u010dlen\u011bn\u00ed na\u0161eho \u0159e\u0161en\u00ed do va\u0161eho procesu validace obal\u016f zajist\u00ed, \u017ee materi\u00e1ly pro vakuov\u00e9 balen\u00ed masa budou spl\u0148ovat o\u010dek\u00e1van\u00e9 v\u00fdkonnostn\u00ed parametry i regula\u010dn\u00ed po\u017eadavky.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cf375a3 elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"cf375a3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/www.gelbotest.com\/wp-content\/uploads\/2025\/07\/GFT-1024x1024.webp\" class=\"attachment-large size-large wp-image-1191\" alt=\"Vakuov\u00e9 balen\u00ed masa \u2013 zkou\u0161ka Gelbo Flex\" srcset=\"https:\/\/www.gelbotest.com\/wp-content\/uploads\/2025\/07\/GFT-1024x1024.webp 1024w, https:\/\/www.gelbotest.com\/wp-content\/uploads\/2025\/07\/GFT-300x300.webp 300w, https:\/\/www.gelbotest.com\/wp-content\/uploads\/2025\/07\/GFT-150x150.webp 150w, https:\/\/www.gelbotest.com\/wp-content\/uploads\/2025\/07\/GFT-768x768.webp 768w, https:\/\/www.gelbotest.com\/wp-content\/uploads\/2025\/07\/GFT-12x12.webp 12w, https:\/\/www.gelbotest.com\/wp-content\/uploads\/2025\/07\/GFT.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-c0558ae e-flex e-con-boxed e-con e-parent\" data-id=\"c0558ae\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-91f8640 elementor-widget elementor-widget-heading\" data-id=\"91f8640\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Z\u00e1v\u011br<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a0550ec e-flex e-con-boxed e-con e-parent\" data-id=\"a0550ec\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-985ffa9 elementor-widget elementor-widget-text-editor\" data-id=\"985ffa9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>\u00da\u010dinn\u00fd <em data-start=\"4849\" data-end=\"4872\">vakuov\u00e9 balen\u00ed masa<\/em> Nejde jen o vlastnosti bari\u00e9ry za statick\u00fdch podm\u00ednek \u2013 stejn\u011b d\u016fle\u017eit\u00e1 je i jej\u00ed odolnost p\u0159i mechanick\u00e9m nam\u00e1h\u00e1n\u00ed. Pou\u017eit\u00edm <strong data-start=\"5008\" data-end=\"5034\">Zku\u0161ebn\u00ed metoda Gelbo flex<\/strong> jak je uvedeno v <a href=\"https:\/\/www.gelbotest.com\/cs\/astm-f392\/\"><strong data-start=\"5047\" data-end=\"5060\">ASTM F392<\/strong><\/a>, mohou odborn\u00edci posoudit a zv\u00fd\u0161it spolehlivost obalov\u00fdch f\u00f3li\u00ed pou\u017e\u00edvan\u00fdch u masn\u00fdch v\u00fdrobk\u016f. V\u00fdb\u011brem vhodn\u00e9ho p\u0159\u00edstroje pro zkou\u0161en\u00ed ohybov\u00e9 pevnosti, jako je ten, kter\u00fd nab\u00edz\u00ed <strong data-start=\"5218\" data-end=\"5238\">Cell Instruments<\/strong>, zaji\u0161\u0165uje v\u00fdsledky test\u016f, kter\u00e9 jsou v souladu s normami, efektivn\u00ed a poskytuj\u00ed u\u017eite\u010dn\u00e9 informace.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-720f8b3 e-flex e-con-boxed e-con e-parent\" data-id=\"720f8b3\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0b9890a elementor-widget elementor-widget-heading\" data-id=\"0b9890a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u010casto kladen\u00e9 ot\u00e1zky<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f190883 e-flex e-con-boxed e-con e-parent\" data-id=\"f190883\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-725b4e8 elementor-widget elementor-widget-text-editor\" data-id=\"725b4e8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li><strong data-start=\"5322\" data-end=\"5388\">Pro\u010d je odolnost f\u00f3lie d\u016fle\u017eit\u00e1 p\u0159i vakuov\u00e9m balen\u00ed masa?<\/strong><br data-start=\"5388\" data-end=\"5391\" \/>Zabra\u0148uje po\u0161kozen\u00ed obalu b\u011bhem p\u0159epravy a manipulace, \u010d\u00edm\u017e zaji\u0161\u0165uje \u010derstvost a bezpe\u010dnost produktu.<\/li><li><strong data-start=\"5490\" data-end=\"5536\">Co simuluje z\u00e1t\u011b\u017eov\u00fd test Gelbo?<\/strong><br data-start=\"5536\" data-end=\"5539\" \/>Simuluje krout\u00edc\u00ed a tlakov\u00e9 nam\u00e1h\u00e1n\u00ed, \u010d\u00edm\u017e napodobuje mechanick\u00e9 po\u0161kozen\u00ed vznikaj\u00edc\u00ed b\u011bhem p\u0159epravy.<\/li><li><strong data-start=\"5628\" data-end=\"5695\">Kter\u00e1 norma ASTM upravuje zkou\u0161ky ohybem u obalov\u00fdch f\u00f3li\u00ed?<\/strong><br data-start=\"5695\" data-end=\"5698\" \/>Norma ASTM F392 stanovuje postup pro kondicionov\u00e1n\u00ed pru\u017en\u00fdch bari\u00e9rov\u00fdch materi\u00e1l\u016f za \u00fa\u010delem stanoven\u00ed jejich odolnosti proti ohybu.<\/li><li><strong data-start=\"5797\" data-end=\"5849\">Jak mohu po zkou\u0161ce ohybem odhalit drobn\u00e9 d\u00edrky?<\/strong><br data-start=\"5849\" data-end=\"5852\" \/>Prost\u0159ednictv\u00edm vizu\u00e1ln\u00ed kontroly, testu penetrace barviva nebo zkou\u0161ek bari\u00e9rov\u00fdch vlastnost\u00ed, jako je nap\u0159\u00edklad OTR.<\/li><li><strong data-start=\"5938\" data-end=\"5994\">Jak\u00e9 vybaven\u00ed je vhodn\u00e9 pro zkou\u0161ky podle normy ASTM F392?<\/strong><br data-start=\"5994\" data-end=\"5997\" \/>Zku\u0161ebn\u00ed za\u0159\u00edzen\u00ed Flex Durability Tester od spole\u010dnosti Cell Instruments spl\u0148uje v\u0161echny technick\u00e9 specifikace po\u017eadovan\u00e9 normou ASTM F392.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Vacuum packaging is essential in the meat industry to extend shelf life, preserve freshness, and prevent contamination. However, the performance of meat vacuum packaging depends heavily on the durability of the flexible barrier materials used. Over time, mechanical stress such as twisting, folding, and crushing during handling and distribution can lead to pinhole formation, jeopardizing [&hellip;]<\/p>\n","protected":false},"author":1,"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 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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-1180","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>Test Meat Vacuum Packaging Using Gelbo Flex and ASTM F392 - Gelbo Test<\/title>\n<meta name=\"description\" content=\"Explore how to conduct flex durability testing for meat vacuum packaging using the Gelbo flex test method in accordance with ASTM F392.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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