{"id":9849,"date":"2026-02-24T15:11:45","date_gmt":"2026-02-24T07:11:45","guid":{"rendered":"https:\/\/www.packqc.com\/standard\/astm-d1922-2\/"},"modified":"2026-04-16T09:53:05","modified_gmt":"2026-04-16T01:53:05","slug":"astm-d1922","status":"publish","type":"standard","link":"https:\/\/www.packqc.com\/cs\/standard\/astm-d1922\/","title":{"rendered":"ASTM D1922"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Elmendorf Tear Resistance: Pro\u010d je d\u016fle\u017eit\u00e1 norma ASTM D1922<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong data-start=\"842\" data-end=\"871\">Odolnost proti roztr\u017een\u00ed Elmendorf<\/strong> je z\u00e1kladn\u00ed mechanickou vlastnost\u00ed materi\u00e1l\u016f, jako jsou polyethylen, polypropylen, polyester a dal\u0161\u00ed f\u00f3lie pou\u017e\u00edvan\u00e9 v pru\u017en\u00fdch obalech. Norma ASTM D1922 popisuje konzistentn\u00ed a opakovatelnou metodu pro hodnocen\u00ed t\u00e9to vlastnosti.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00fdznam normy ASTM D1922 spo\u010d\u00edv\u00e1 ve schopnosti:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"1163\" data-end=\"1189\">Kvantifikace s\u00edly trh\u00e1n\u00ed<\/strong> ve strojn\u00edm i p\u0159\u00ed\u010dn\u00e9m sm\u011bru.<\/li>\n\n\n\n<li>Odhalen\u00ed materi\u00e1lu <strong data-start=\"1251\" data-end=\"1265\">anizotropie<\/strong>, zejm\u00e9na v orientovan\u00fdch filmech.<\/li>\n\n\n\n<li>Simulujte podm\u00ednky trh\u00e1n\u00ed podobn\u00e9 skute\u010dn\u00e9mu pou\u017eit\u00ed obalu.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Tato metoda je v\u00fdhodn\u00e1 zejm\u00e9na pro porovn\u00e1v\u00e1n\u00ed <strong data-start=\"1411\" data-end=\"1454\">odolnost proti roztr\u017een\u00ed nap\u0159\u00ed\u010d \u0161ar\u017eemi materi\u00e1lu<\/strong>, zaji\u0161\u0165ov\u00e1n\u00ed konzistence f\u00f3lie ve v\u00fdrob\u011b a ov\u011b\u0159ov\u00e1n\u00ed specifikac\u00ed dodavatel\u016f.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Kl\u00ed\u010dov\u00e9 principy testov\u00e1n\u00ed podle normy ASTM D1922<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Norma ASTM D1922 m\u011b\u0159\u00ed \u0161\u00ed\u0159en\u00ed trhliny pomoc\u00ed p\u0159\u00edstroje <strong data-start=\"1632\" data-end=\"1671\">kyvadlov\u00fd Elmendorf\u016fv trhac\u00ed tester<\/strong>. P\u0159ed\u0159ezan\u00fd vzorek je upnut mezi stacion\u00e1rn\u00ed rameno a pohybliv\u00e9 rameno kyvadla. Po uvoln\u011bn\u00ed kyvadlo roztrhne vzorek pod\u00e9l p\u0159ed\u0159ezan\u00e9 \u0161t\u011brbiny. Energie ztracen\u00e1 b\u011bhem tohoto procesu, jak ukazuje oblouk kyvadla, odpov\u00edd\u00e1 pevnosti materi\u00e1lu v tahu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tento test poskytuje kvantitativn\u00ed \u00fadaje o <strong data-start=\"1986\" data-end=\"2021\">trhac\u00ed s\u00edla v milinewtonech (mN)<\/strong> nebo <strong data-start=\"2025\" data-end=\"2045\">s\u00edla v gramech (gf)<\/strong>, v z\u00e1vislosti na konfiguraci za\u0159\u00edzen\u00ed. Je nezbytn\u00e9 vz\u00edt v \u00favahu faktory, jako nap\u0159:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"2133\" data-end=\"2157\">Orientace vzorku<\/strong> (stroj vs. p\u0159\u00ed\u010dn\u00fd sm\u011br)<\/li>\n\n\n\n<li><strong data-start=\"2195\" data-end=\"2217\">Tlou\u0161\u0165ka vzorku<\/strong>, kter\u00e1 by m\u011bla b\u00fdt uv\u00e1d\u011bna, ale nem\u00e1 p\u0159\u00edmou souvislost s trhac\u00ed silou.<\/li>\n\n\n\n<li><strong data-start=\"2293\" data-end=\"2312\">Zku\u0161ebn\u00ed podm\u00ednky<\/strong>, jako je teplota a vlhkost, kter\u00e9 mus\u00ed odpov\u00eddat sm\u011brnic\u00edm ASTM (obvykle 23 \u00b1 2 \u00b0C a 50 \u00b1 10% relativn\u00ed vlhkosti).<\/li>\n<\/ul>\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=\"Jak prov\u00e9st Elmendortovu zkou\u0161ku trh\u00e1n\u00ed na vzorku plastov\u00e9 f\u00f3lie\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/oo5j21g_thM?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\">Pevnost plastov\u00e9 f\u00f3lie v roztr\u017een\u00ed: V\u00fdznam v re\u00e1ln\u00e9m sv\u011bt\u011b<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Plastov\u00e9 f\u00f3lie pou\u017e\u00edvan\u00e9 p\u0159i balen\u00ed potravin, balen\u00ed l\u00e9\u010div a v pr\u016fmyslov\u00fdch aplikac\u00edch jsou \u010dasto vystaveny mechanick\u00e9mu nam\u00e1h\u00e1n\u00ed. F\u00f3lie se \u0161patn\u00fdm <strong data-start=\"2619\" data-end=\"2636\">pevnost v roztr\u017een\u00ed<\/strong> m\u016f\u017ee p\u0159i pln\u011bn\u00ed, uzav\u00edr\u00e1n\u00ed nebo p\u0159eprav\u011b prasknout, co\u017e m\u016f\u017ee v\u00e9st k:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ztr\u00e1ta produktu<\/li>\n\n\n\n<li>Zkr\u00e1cen\u00ed doby pou\u017eitelnosti<\/li>\n\n\n\n<li>Po\u0161kozen\u00ed dobr\u00e9ho jm\u00e9na zna\u010dky<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">ASTM D1922 umo\u017e\u0148uje v\u00fdvoj\u00e1\u0159\u016fm materi\u00e1l\u016f a odborn\u00edk\u016fm na kontrolu kvality <strong data-start=\"2837\" data-end=\"2870\">v\u00fdb\u011br nejodoln\u011bj\u0161\u00edch f\u00f3li\u00ed<\/strong> pro konkr\u00e9tn\u00ed aplikace. Pom\u00e1h\u00e1 tak\u00e9 v\u00fdrobc\u016fm obal\u016f stanovit p\u0159ijateln\u00e9 v\u00fdkonnostn\u00ed limity p\u0159i v\u00fdvoji nov\u00fdch v\u00fdrobk\u016f.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u00daloha Elmendorfova trhac\u00edho testu v norm\u011b ASTM D1922<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">An <strong data-start=\"3067\" data-end=\"3092\">Elmendorf\u016fv trhac\u00ed tester<\/strong> je z\u00e1kladn\u00edm n\u00e1strojem t\u00e9to zku\u0161ebn\u00ed metody. Poskytuje:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"3157\" data-end=\"3186\">Opakovateln\u00e1 zku\u0161ebn\u00ed mechanika<\/strong>, s energi\u00ed kyvadla kalibrovanou podle sm\u011brnic ASTM<\/li>\n\n\n\n<li><strong data-start=\"3244\" data-end=\"3272\">P\u0159esn\u00e9 digit\u00e1ln\u00ed \u00fadaje<\/strong>, \u010d\u00edm\u017e se minimalizuje chyba interpretace<\/li>\n\n\n\n<li><strong data-start=\"3310\" data-end=\"3333\">D\u016fsledn\u00e9 up\u00edn\u00e1n\u00ed<\/strong>, co\u017e zaji\u0161\u0165uje rovnom\u011brnou dr\u00e1hu trh\u00e1n\u00ed<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Cell Instruments nab\u00edz\u00ed <strong data-start=\"3393\" data-end=\"3425\">SLD-01 Elmendorf Tear Tester<\/strong>, spolehliv\u00e9 \u0159e\u0161en\u00ed pro laborato\u0159e a v\u00fdrobn\u00ed haly. SLD-01 je v souladu s <strong data-start=\"3516\" data-end=\"3530\">ASTM D1922<\/strong> a <strong data-start=\"3535\" data-end=\"3549\">ISO 6383-2<\/strong>, ve kter\u00e9m se nach\u00e1z\u00ed:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Konfigurovateln\u00e9 kyvadlov\u00e9 z\u00e1va\u017e\u00ed pro r\u016fzn\u00e9 typy materi\u00e1l\u016f<\/li>\n\n\n\n<li>Digit\u00e1ln\u00ed zobrazen\u00ed v\u00fdsledk\u016f s mo\u017enost\u00ed z\u00e1znamu dat<\/li>\n\n\n\n<li>Robustn\u00ed konstrukce pro dlouhodobou p\u0159esnost a spolehlivost<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Toto za\u0159\u00edzen\u00ed je ide\u00e1ln\u00ed pro <strong data-start=\"3770\" data-end=\"3819\">kontrola kvality p\u0159i v\u00fdrob\u011b plastov\u00fdch f\u00f3li\u00ed<\/strong>, hodnocen\u00ed flexibiln\u00edch obal\u016f a v\u00fdzkumn\u00e9 laborato\u0159e analyzuj\u00edc\u00ed chov\u00e1n\u00ed polymer\u016f p\u0159i mechanick\u00e9m nam\u00e1h\u00e1n\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">V\u00fdb\u011br spr\u00e1vn\u00e9ho sou\u010dinitele t\u0159en\u00ed<br>\n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.packqc.com\/cs\/\">Spole\u010dnost Cell Instruments Co., Ltd.<\/a> se specializuje na <strong data-start=\"4020\" data-end=\"4069\">\u0159e\u0161en\u00ed pro testov\u00e1n\u00ed f\u00f3li\u00ed a obalov\u00fdch materi\u00e1l\u016f<\/strong>. D\u00edky dlouholet\u00fdm zku\u0161enostem ve farmaceutick\u00e9m, potravin\u00e1\u0159sk\u00e9m, elektronick\u00e9m a zdravotnick\u00e9m pr\u016fmyslu rozum\u00edme popt\u00e1vce po obalech. <strong data-start=\"4211\" data-end=\"4241\">p\u0159esn\u00e9 a reprodukovateln\u00e9 \u00fadaje<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Na\u0161im klient\u016fm poskytujeme:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"4276\" data-end=\"4308\">Vysoce v\u00fdkonn\u00e9 p\u0159\u00edstroje<\/strong>, jako je SLD-01<\/li>\n\n\n\n<li><strong data-start=\"4328\" data-end=\"4353\">Vlastn\u00ed testovac\u00ed nastaven\u00ed<\/strong> pro specializovan\u00e9 filmy<\/li>\n\n\n\n<li><strong data-start=\"4378\" data-end=\"4413\">Automatizace a integrace dat<\/strong> zefektivn\u011bn\u00ed proces\u016f kontroly kvality<\/li>\n<\/ul>\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 podle normy ASTM D1894\t\t\t\t<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Pochopen\u00ed a pou\u017eit\u00ed <strong data-start=\"5050\" data-end=\"5064\"><a href=\"https:\/\/store.astm.org\/d1922-23.html?_gl=1*xkuj15*_gcl_aw*R0NMLjE3Njg3ODk3MzcuQ2owS0NRaUFwckxMQmhDTUFSSXNBRURoZFBmZnpaMHVBMGMtdjB4RWdqR0hGSWVCaVZjeTJBM3RfRHV0ajduOVh3QlJuQUVlbGdZOU00TWFBcWlSRUFMd193Y0I.*_gcl_au*MTkwOTY2MzAwNC4xNzY1Nzc5ODUz\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">ASTM D1922<\/a><\/strong> zku\u0161ebn\u00ed metoda je nezbytn\u00e1 pro hodnocen\u00ed <strong data-start=\"5105\" data-end=\"5134\">Odolnost proti roztr\u017een\u00ed Elmendorf<\/strong> a zaji\u0161t\u011bn\u00ed <strong data-start=\"5152\" data-end=\"5186\">pevnost plastov\u00fdch f\u00f3li\u00ed v roztr\u017een\u00ed<\/strong> spl\u0148uje po\u017eadavky aplikac\u00ed. A\u0165 u\u017e vyv\u00edj\u00edte nov\u00e9 materi\u00e1ly, ov\u011b\u0159ujete v\u00fdrobn\u00ed \u0161ar\u017ee nebo prov\u00e1d\u00edte srovn\u00e1vac\u00ed anal\u00fdzu, norma ASTM D1922 poskytuje standardizovan\u00fd, mezin\u00e1rodn\u011b uzn\u00e1van\u00fd p\u0159\u00edstup.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Za\u010dlen\u011bn\u00edm <strong data-start=\"5417\" data-end=\"5449\">SLD-01 Elmendorf Tear Tester<\/strong> z Cell Instruments do va\u0161eho laboratorn\u00edho nebo v\u00fdrobn\u00edho pracovn\u00edho postupu, z\u00edsk\u00e1te p\u0159\u00edstup k <strong data-start=\"5529\" data-end=\"5585\">p\u0159esn\u00e9, efektivn\u00ed a standard\u016fm vyhovuj\u00edc\u00ed testov\u00e1n\u00ed.<\/strong> - umo\u017e\u0148uj\u00edc\u00ed lep\u0161\u00ed rozhodov\u00e1n\u00ed a vy\u0161\u0161\u00ed kvalitu v\u00fdrobk\u016f.<\/p>","protected":false},"excerpt":{"rendered":"<p>Odolnost proti roztr\u017een\u00ed podle Elmendorfa: Pro\u010d je norma ASTM D1922 d\u016fle\u017eit\u00e1 Odolnost proti roztr\u017een\u00ed podle Elmendorfa je z\u00e1kladn\u00ed mechanick\u00e1 vlastnost materi\u00e1l\u016f, jako jsou polyethylen, polypropylen, polyester a dal\u0161\u00ed f\u00f3lie pou\u017e\u00edvan\u00e9 v flexibiln\u00edch obalech. Norma ASTM D1922 stanovuje konzistentn\u00ed a opakovatelnou metodu pro hodnocen\u00ed t\u00e9to vlastnosti. V\u00fdznam normy ASTM D1922 spo\u010d\u00edv\u00e1 v jej\u00ed schopnosti: Tato metoda je obzvl\u00e1\u0161t\u011b [\u2026]<\/p>","protected":false},"featured_media":6516,"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-9849","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\/9849","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\/6516"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/media?parent=9849"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/standard-category?post=9849"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}