{"id":9862,"date":"2026-02-24T15:11:46","date_gmt":"2026-02-24T07:11:46","guid":{"rendered":"https:\/\/www.packqc.com\/standard\/iso-7854\/"},"modified":"2026-04-16T09:54:22","modified_gmt":"2026-04-16T01:54:22","slug":"iso-7854","status":"publish","type":"standard","link":"https:\/\/www.packqc.com\/sk\/standard\/iso-7854\/","title":{"rendered":"ISO 7854"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Pochopenie normy ISO 7854 a jej v\u00fdznamu<\/h2>\n\n\n\n<p>Norma obsahuje tri r\u00f4zne sk\u00fa\u0161obn\u00e9 met\u00f3dy, pri\u010dom <strong data-start=\"958\" data-end=\"996\">Met\u00f3da C - met\u00f3da Crumple\/Flex<\/strong> - je jedn\u00fdm z najkomplexnej\u0161\u00edch pr\u00edstupov. Simuluje re\u00e1lne podmienky oh\u00fdbania t\u00fdm, \u017ee po\u0165ahovan\u00e9 text\u00edlie vystavuje nepretr\u017eit\u00e9mu kr\u00fateniu a stl\u00e1\u010daniu, \u010do je nevyhnutn\u00e9 pre odvetvia, v ktor\u00fdch je be\u017en\u00e9 mechanick\u00e9 nam\u00e1hanie a opakovan\u00fd pohyb.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Vysvetlenie testera pru\u017enosti pri pokr\u010den\u00ed a met\u00f3dy C<\/h2>\n\n\n\n<p>The <a href=\"https:\/\/www.packqc.com\/sk\/product\/gft-gelbo-flex-tester\/\" target=\"_blank\" rel=\"noopener\"><strong data-start=\"2006\" data-end=\"2029\">tester ohybu pri pokr\u010den\u00ed<\/strong><\/a> je k\u013e\u00fa\u010dov\u00fdm pr\u00edstrojom pre <strong data-start=\"2055\" data-end=\"2076\">ISO 7854 Met\u00f3da C<\/strong>. Pri tejto met\u00f3de sa <strong data-start=\"2096\" data-end=\"2132\">vzorka obd\u013a\u017enikovej potiahnutej tkaniny<\/strong> je zo\u0161it\u00e1 do tvaru valca a upevnen\u00e1 medzi dva rotuj\u00face a vratn\u00e9 disky.<\/p>\n\n\n\n<p>Po\u010das <strong data-start=\"2238\" data-end=\"2256\">met\u00f3da pokr\u010denia<\/strong> test:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Jeden disk <strong data-start=\"2277\" data-end=\"2311\">osciluje pod uhlom 90\u00b0<\/strong>, a to kr\u00fa\u017eiv\u00fdm pohybom.<\/li>\n\n\n\n<li>Druh\u00fd disk <strong data-start=\"2360\" data-end=\"2377\">pohybuje sa v osi<\/strong>, \u010d\u00edm sa valec pozd\u013a\u017ene stla\u010d\u00ed.<\/li>\n\n\n\n<li>Tieto kombinovan\u00e9 \u010dinnosti simuluj\u00fa opakovan\u00e9 <strong data-start=\"2461\" data-end=\"2499\">oh\u00fdbanie, kr\u00fatenie a stl\u00e1\u010danie<\/strong>, podobn\u00e9 nam\u00e1haniu, ktor\u00e9 sa vyskytuje pri skuto\u010dnom pou\u017e\u00edvan\u00ed v\u00fdrobku.<\/li>\n<\/ul>\n\n\n\n<p>Test pokra\u010duje po\u010das stanoven\u00e9ho po\u010dtu cyklov alebo k\u00fdm nie je vidite\u013en\u00fd <strong data-start=\"2628\" data-end=\"2678\">praskliny, porucha povlaku alebo zlyhanie materi\u00e1lu<\/strong> sa objavuj\u00fa. V\u00fdsledky poskytuj\u00fa kvantifikovate\u013en\u00fa mieru <strong data-start=\"2733\" data-end=\"2752\">odolnos\u0165 proti ohybu<\/strong> a <strong data-start=\"2757\" data-end=\"2780\">trvanlivos\u0165 materi\u00e1lu<\/strong>.<\/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=\"Tester odolnosti Gelbo flex od Cell Instruments\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/HDpqg4jkaeA?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\">Sk\u00fa\u0161ka ohybnosti potiahnutej tkaniny a jej ciele<\/h2>\n\n\n\n<p>The <strong data-start=\"1311\" data-end=\"1338\">test ohybu potiahnutej tkaniny<\/strong> meria, ako dobre textil s povrchovou \u00fapravou odol\u00e1va deform\u00e1cii bez po\u0161kodenia povrchu alebo straty funk\u010dnosti. Medzi hlavn\u00e9 ciele patr\u00ed:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ur\u010denie <strong data-start=\"1496\" data-end=\"1544\">odolnos\u0165 vo\u010di praskaniu alebo odde\u013eovaniu povlaku<\/strong> po\u010das opakovan\u00e9ho oh\u00fdbania.<\/li>\n\n\n\n<li>Porovnanie vlastnost\u00ed materi\u00e1lu v simulovan\u00fdch podmienkach pou\u017e\u00edvania.<\/li>\n\n\n\n<li>Zabezpe\u010denie spo\u013eahlivosti v\u00fdrobkov v n\u00e1ro\u010dn\u00fdch aplik\u00e1ci\u00e1ch, ako s\u00fa interi\u00e9ry automobilov, lek\u00e1rske obaly a outdoorov\u00e9 vybavenie.<\/li>\n<\/ul>\n\n\n\n<p>Nasledovan\u00edm <strong data-start=\"1781\" data-end=\"1793\">ISO 7854<\/strong>, m\u00f4\u017eu v\u00fdrobcovia zabezpe\u010di\u0165 konzistentn\u00fa kvalitu, zlep\u0161i\u0165 dizajn v\u00fdrobkov a overi\u0165 materi\u00e1ly dod\u00e1vate\u013eov na z\u00e1klade uzn\u00e1van\u00fdch medzin\u00e1rodn\u00fdch referen\u010dn\u00fdch hodn\u00f4t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Hodnotenie v\u00fdsledkov: Ukazovatele trvanlivosti flexibility<\/h2>\n\n\n\n<p>Po testovan\u00ed sa vzorky vizu\u00e1lne skontroluj\u00fa na:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"2900\" data-end=\"2942\">Povrchov\u00e9 trhliny alebo delamin\u00e1cia povlaku<\/strong><\/li>\n\n\n\n<li><strong data-start=\"2947\" data-end=\"2972\">Zmena farby alebo lesku<\/strong><\/li>\n\n\n\n<li><strong data-start=\"2977\" data-end=\"3014\">Strata pri\u013enavosti alebo vodotesnosti<\/strong><\/li>\n<\/ul>\n\n\n\n<p>Vy\u0161\u0161\u00ed po\u010det cyklov pred po\u0161koden\u00edm znamen\u00e1 lep\u0161ie <strong data-start=\"3075\" data-end=\"3094\">trvanlivos\u0165 ohybu<\/strong>. Tieto v\u00fdsledky s\u00fa vod\u00edtkom pre t\u00edmy kontroly kvality a materi\u00e1lov\u00fdch in\u017einierov pri optimaliz\u00e1cii recept\u00far, n\u00e1terov a kombin\u00e1ci\u00ed substr\u00e1tov.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Aplik\u00e1cie sk\u00fa\u0161ky odolnosti proti ohybu pod\u013ea normy ISO 7854<\/h2>\n\n\n\n<p>The <strong data-start=\"3295\" data-end=\"3319\">sk\u00fa\u0161ka odolnosti proti ohybu<\/strong> zohr\u00e1va d\u00f4le\u017eit\u00fa \u00falohu v odvetviach, ako s\u00fa:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"3372\" data-end=\"3404\">Text\u00edlie a potiahnut\u00e9 text\u00edlie:<\/strong> pre stany, plachty a ochrann\u00e9 odevy.<\/li>\n\n\n\n<li><strong data-start=\"3457\" data-end=\"3491\">Zdravotn\u00edcke pom\u00f4cky a obaly:<\/strong> zabezpe\u010denie spo\u013eahlivosti materi\u00e1lu v steriliza\u010dn\u00fdch obaloch alebo man\u017eet\u00e1ch na krvn\u00fd tlak.<\/li>\n\n\n\n<li><strong data-start=\"3574\" data-end=\"3603\">Automobilov\u00fd a leteck\u00fd priemysel:<\/strong> hodnotenie pru\u017en\u00fdch vn\u00fatorn\u00fdch materi\u00e1lov a tesnen\u00ed.<\/li>\n\n\n\n<li><strong data-start=\"3658\" data-end=\"3677\">Spotrebn\u00fd tovar:<\/strong> ako s\u00fa pl\u00e1\u0161te do da\u017e\u010fa, obuv a \u010dal\u00fanenie.<\/li>\n<\/ul>\n\n\n\n<p>Prijat\u00edm <strong data-start=\"3738\" data-end=\"3768\">Testovanie v s\u00falade s normou ISO 7854<\/strong>, spolo\u010dnosti zabezpe\u010duj\u00fa, aby si ich potiahnut\u00e9 text\u00edlie zachovali funk\u010dnos\u0165 a estetiku pri opakovanom nam\u00e1han\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">V\u00fdber spr\u00e1vneho testera pru\u017enosti pri pokr\u010den\u00ed<\/h2>\n\n\n\n<p>Pre laborat\u00f3ri\u00e1 a v\u00fdrobcov, ktor\u00ed potrebuj\u00fa spo\u013eahliv\u00e9 <strong data-start=\"3996\" data-end=\"4025\">Testovanie met\u00f3dou C pod\u013ea normy ISO 7854<\/strong>, <strong data-start=\"4027\" data-end=\"4082\">Cell Instruments pon\u00faka GFT Crumple Flex Tester<\/strong>.<\/p>\n\n\n\n<p>The <strong data-start=\"4091\" data-end=\"4098\">GFT<\/strong> je ur\u010den\u00fd pre <strong data-start=\"4115\" data-end=\"4166\">presn\u00e9 a opakovate\u013en\u00e9 vyhodnocovanie odolnosti proti ohybu<\/strong> z potiahnut\u00fdch tkan\u00edn, lamin\u00e1tov a podobn\u00fdch pru\u017en\u00fdch materi\u00e1lov. M\u00e1 tieto vlastnosti:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Presne riaden\u00e9 mechanizmy oscil\u00e1cie a kompresie.<\/li>\n\n\n\n<li>Nastavite\u013en\u00e9 r\u00fdchlosti a zdvihu pre \u0161tandardn\u00e9 alebo vlastn\u00e9 testovacie podmienky.<\/li>\n\n\n\n<li>Automatick\u00e9 po\u010d\u00edtanie cyklov a bezpe\u010dnostn\u00e9 funkcie.<\/li>\n\n\n\n<li>Kompatibilita s <strong data-start=\"4463\" data-end=\"4475\">ISO 7854<\/strong>, <strong data-start=\"4477\" data-end=\"4491\">ASTM F392<\/strong>, a s\u00favisiace normy odolnosti proti ohybu.<\/li>\n<\/ul>\n\n\n\n<p>S <strong data-start=\"4540\" data-end=\"4564\">Cell Instruments GFT<\/strong>, m\u00f4\u017eu pou\u017e\u00edvatelia zabezpe\u010di\u0165 presn\u00e9 a efekt\u00edvne <strong data-start=\"4606\" data-end=\"4630\">testovanie ohybu pri pokr\u010den\u00ed<\/strong> pri zachovan\u00ed s\u00faladu s glob\u00e1lnymi testovac\u00edmi normami.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Kontaktujte n\u00e1s Z\u00edskajte rie\u0161enie na testovanie pod\u013ea normy ISO 7854 <\/h2>\n\n\n\n<p>V\u00fdber spo\u013eahliv\u00e9ho n\u00e1stroja, ako je <strong data-start=\"5100\" data-end=\"5125\">Cell Instruments\u2019 GFT<\/strong> nielen\u017ee zlep\u0161uje \u00fa\u010dinnos\u0165 testovania, ale zvy\u0161uje aj d\u00f4veryhodnos\u0165 pri hodnoten\u00ed materi\u00e1lov. Pre odvetvia, kde je d\u00f4le\u017eit\u00e1 spo\u013eahlivos\u0165 potiahnut\u00fdch tkan\u00edn, <strong data-start=\"5273\" data-end=\"5309\"><a href=\"https:\/\/www.iso.org\/standard\/14777.html\" target=\"_blank\" rel=\"noopener nofollow\">ISO 7854<\/a> testovanie odolnosti pri oh\u00fdban\u00ed<\/strong> je k\u013e\u00fa\u010dov\u00fdm krokom na zabezpe\u010denie st\u00e1lej kvality a spokojnosti z\u00e1kazn\u00edkov.<\/p>","protected":false},"excerpt":{"rendered":"<p>Understanding ISO 7854 and Its Importance The standard includes three different test methods, with Method C \u2013 the Crumple\/Flex method \u2013 being one of the most comprehensive approaches. It simulates real-world flexing conditions by subjecting coated fabrics to continuous twisting and compression, making it essential for industries where mechanical stress and repeated motion are common. [&hellip;]<\/p>","protected":false},"featured_media":8052,"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":[612],"class_list":["post-9862","standard","type-standard","status-publish","has-post-thumbnail","hentry","standard-category-iso"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packqc.com\/sk\/wp-json\/wp\/v2\/standard\/9862","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\/8052"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/sk\/wp-json\/wp\/v2\/media?parent=9862"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packqc.com\/sk\/wp-json\/wp\/v2\/standard-category?post=9862"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}