{"id":8143,"date":"2025-11-25T16:34:15","date_gmt":"2025-11-25T08:34:15","guid":{"rendered":"https:\/\/www.packqc.com\/?p=8143"},"modified":"2025-11-25T16:34:19","modified_gmt":"2025-11-25T08:34:19","slug":"elmendorf-tearing-test-guide-with-astm-d1922-explained","status":"publish","type":"post","link":"https:\/\/www.packqc.com\/cs\/elmendorf-tearing-test-guide-with-astm-d1922-explained\/","title":{"rendered":"Elmendorfova zkou\u0161ka trh\u00e1n\u00ed - komplexn\u00ed p\u0159\u00edru\u010dka pro obalov\u00e9 materi\u00e1ly"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"8143\" class=\"elementor elementor-8143\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6a5bf84 e-flex e-con-boxed e-con e-parent\" data-id=\"6a5bf84\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8b80ce6 elementor-widget elementor-widget-heading\" data-id=\"8b80ce6\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Elmendorfova zkou\u0161ka trh\u00e1n\u00ed - komplexn\u00ed p\u0159\u00edru\u010dka pro obalov\u00e9 materi\u00e1ly<\/h1>\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-00e97ae e-flex e-con-boxed e-con e-parent\" data-id=\"00e97ae\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-27e638c elementor-widget elementor-widget-heading\" data-id=\"27e638c\" data-element_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\">\u00davod do Elmendorfova trhac\u00edho testu<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4dbf277 elementor-widget elementor-widget-text-editor\" data-id=\"4dbf277\" data-element_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=\"604\" data-end=\"1151\">The <strong data-start=\"608\" data-end=\"634\">elmendorf\u016fv trhac\u00ed test<\/strong> je jednou z nejpou\u017e\u00edvan\u011bj\u0161\u00edch metod pro hodnocen\u00ed odolnosti proti roztr\u017een\u00ed plastov\u00fdch f\u00f3li\u00ed, flexibiln\u00edch obal\u016f, pap\u00edru a podobn\u00fdch tenk\u00fdch materi\u00e1l\u016f. T\u00fdmy kontroly kvality v obalov\u00e9m, potravin\u00e1\u0159sk\u00e9m, zdravotnick\u00e9m, farmaceutick\u00e9m a spot\u0159ebn\u00edm pr\u016fmyslu se spol\u00e9haj\u00ed na tuto metodu, aby zajistily trvanlivost v\u00fdrobk\u016f a neporu\u0161enost obal\u016f. Proto\u017ee odolnost proti roztr\u017een\u00ed p\u0159\u00edmo ovliv\u0148uje vlastnosti obalu p\u0159i pln\u011bn\u00ed, manipulaci a p\u0159eprav\u011b, pom\u00e1h\u00e1 porozum\u011bn\u00ed t\u00e9to zkou\u0161ce v\u00fdrobc\u016fm p\u0159edch\u00e1zet poruch\u00e1m a zlep\u0161ovat konstrukci materi\u00e1l\u016f.<\/p><p data-start=\"1153\" data-end=\"1429\">Tato zku\u0161ebn\u00ed metoda pou\u017e\u00edv\u00e1 kyvadlov\u00fd trhac\u00ed p\u0159\u00edstroj k m\u011b\u0159en\u00ed s\u00edly pot\u0159ebn\u00e9 k \u0161\u00ed\u0159en\u00ed trhliny p\u0159es p\u0159edem na\u0159ezan\u00fd vzorek. D\u00edky \u0159\u00edzen\u00e9 mechanick\u00e9 konstrukci je metoda jednoduch\u00e1, opakovateln\u00e1 a \u00fa\u010dinn\u00e1 pro porovn\u00e1n\u00ed pevnosti v tahu r\u016fzn\u00fdch tenk\u00fdch materi\u00e1l\u016f.<\/p><p data-start=\"1431\" data-end=\"1678\">Spole\u010dnost Cell Instruments, specialista na za\u0159\u00edzen\u00ed pro testov\u00e1n\u00ed materi\u00e1l\u016f, nab\u00edz\u00ed vysoce p\u0159esn\u00e9 testery na trh\u00e1n\u00ed, kter\u00e9 spl\u0148uj\u00ed mezin\u00e1rodn\u00ed normy, v\u010detn\u011b po\u017eadavk\u016f ASTM a ISO, a jsou tak ide\u00e1ln\u00ed pro laborato\u0159e a v\u00fdrobn\u00ed prost\u0159ed\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-1d4a68a e-flex e-con-boxed e-con e-parent\" data-id=\"1d4a68a\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ef9622e elementor-widget elementor-widget-image\" data-id=\"ef9622e\" data-element_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=\"300\" height=\"225\" src=\"https:\/\/www.packqc.com\/wp-content\/uploads\/2025\/11\/elmendorf-tearing-test-astm-d1922_\u526f\u672c.webp\" class=\"attachment-large size-large wp-image-8159\" alt=\"elmendorfsk\u00e1 zkou\u0161ka trh\u00e1n\u00ed astm d1922\" srcset=\"https:\/\/www.packqc.com\/wp-content\/uploads\/2025\/11\/elmendorf-tearing-test-astm-d1922_\u526f\u672c.webp 300w, https:\/\/www.packqc.com\/wp-content\/uploads\/2025\/11\/elmendorf-tearing-test-astm-d1922_\u526f\u672c-16x12.webp 16w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\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-d2daa56 e-flex e-con-boxed e-con e-parent\" data-id=\"d2daa56\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ff34484 elementor-widget elementor-widget-heading\" data-id=\"ff34484\" data-element_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\">Elmendorf\u016fv trhac\u00ed test a jeho v\u00fdznam<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c38bfb5 elementor-widget elementor-widget-text-editor\" data-id=\"c38bfb5\" data-element_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=\"1732\" data-end=\"2046\">Elmendorf\u016fv test trh\u00e1n\u00ed simuluje n\u00e1hlou s\u00edlu, kter\u00e1 p\u016fsob\u00ed p\u0159i n\u00e1hodn\u00e9m roztr\u017een\u00ed f\u00f3lie nebo pap\u00edru b\u011bhem skute\u010dn\u00e9ho pou\u017e\u00edv\u00e1n\u00ed. Nam\u00edsto m\u011b\u0159en\u00ed s\u00edly, kter\u00e1 zp\u016fsob\u00ed roztr\u017een\u00ed, se m\u011b\u0159\u00ed <strong data-start=\"1929\" data-end=\"1968\">s\u00edla pot\u0159ebn\u00e1 k pokra\u010dov\u00e1n\u00ed trh\u00e1n\u00ed<\/strong>, co\u017e umo\u017e\u0148uje nahl\u00e9dnout do hou\u017eevnatosti materi\u00e1lu a jeho odolnosti v\u016f\u010di po\u0161kozen\u00ed \u0161\u00ed\u0159en\u00edm.<\/p><p data-start=\"2048\" data-end=\"2080\">V\u00fdrobci tyto \u00fadaje pou\u017e\u00edvaj\u00ed pro:<\/p><ul><li data-start=\"2084\" data-end=\"2121\">V\u00fdb\u011br druh\u016f f\u00f3li\u00ed pro balen\u00ed<\/li><li data-start=\"2124\" data-end=\"2163\">Srovn\u00e1n\u00ed materi\u00e1l\u016f od r\u016fzn\u00fdch dodavatel\u016f<\/li><li data-start=\"2166\" data-end=\"2199\">Sledov\u00e1n\u00ed stability v\u00fdroby<\/li><li data-start=\"2202\" data-end=\"2249\">Zaji\u0161t\u011bn\u00ed souladu s pr\u016fmyslov\u00fdmi p\u0159edpisy<\/li><li data-start=\"2250\" data-end=\"2300\"><p data-start=\"2252\" data-end=\"2300\">Hodnocen\u00ed orientace a anizotropie materi\u00e1lu<\/p><\/li><\/ul><p data-start=\"2302\" data-end=\"2520\">Vzhledem k tomu, \u017ee filmy a pap\u00edry \u010dasto vykazuj\u00ed sm\u011brov\u00e9 chov\u00e1n\u00ed v d\u016fsledku v\u00fdrobn\u00edch proces\u016f, test obvykle zahrnuje m\u011b\u0159en\u00ed ve sm\u011bru stroje (MD) i v p\u0159\u00ed\u010dn\u00e9m sm\u011bru (TD), aby bylo zaji\u0161t\u011bno \u00fapln\u00e9 vyhodnocen\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-875d848 e-flex e-con-boxed e-con e-parent\" data-id=\"875d848\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b26854d elementor-widget elementor-widget-text-editor\" data-id=\"b26854d\" data-element_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<hr data-start=\"2522\" data-end=\"2525\" \/><h2 data-start=\"2527\" data-end=\"2582\">ASTM D1922 Po\u017eadavky na zkou\u0161ku trh\u00e1n\u00ed podle Elmendorfsk\u00e9 normy<\/h2><h2 data-start=\"2583\" data-end=\"2624\">Standardn\u00ed r\u00e1mec podle astm d1922<\/h2>\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-647c619 elementor-widget elementor-widget-text-editor\" data-id=\"647c619\" data-element_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=\"2625\" data-end=\"2880\">The <strong data-start=\"2629\" data-end=\"2643\">ASTM D1922<\/strong> norma popisuje podrobnou metodu pro stanoven\u00ed odolnosti proti \u0161\u00ed\u0159en\u00ed trhliny plastov\u00fdch f\u00f3li\u00ed a tenk\u00fdch f\u00f3li\u00ed pomoc\u00ed kyvadlov\u00e9ho syst\u00e9mu. Jedn\u00e1 se o nejuzn\u00e1van\u011bj\u0161\u00ed mezin\u00e1rodn\u00ed sm\u011brnici pro prov\u00e1d\u011bn\u00ed elmendorfsk\u00e9 zkou\u0161ky trh\u00e1n\u00ed.<\/p><p data-start=\"2882\" data-end=\"2926\">Kl\u00ed\u010dov\u00e9 aspekty vypl\u00fdvaj\u00edc\u00ed z normy zahrnuj\u00ed:<\/p><h3 data-start=\"2928\" data-end=\"2957\">Oblast p\u016fsobnosti a pou\u017eitelnost<\/h3><p data-start=\"2958\" data-end=\"3191\">Norma ASTM D1922 se zam\u011b\u0159uje na filmy o tlou\u0161\u0165ce do p\u0159ibli\u017en\u011b 0,25 mm. Slou\u017e\u00ed pr\u016fmyslov\u00fdm odv\u011btv\u00edm, kter\u00e1 vy\u017eaduj\u00ed p\u0159esn\u00e9 porovn\u00e1n\u00ed odolnosti proti roztr\u017een\u00ed mezi podobn\u00fdmi materi\u00e1ly, zejm\u00e9na pru\u017en\u00fdm obal\u016fm a obal\u016fm pro zdravotnick\u00e9 prost\u0159edky.<\/p><h3 data-start=\"3193\" data-end=\"3213\">Princip testu<\/h3><p data-start=\"3214\" data-end=\"3464\">P\u0159esn\u011b kalibrovan\u00e9 kyvadlo trh\u00e1 vzorek po pevn\u011b stanoven\u00e9 d\u00e9lce. Na adrese <strong data-start=\"3293\" data-end=\"3324\">energetick\u00e9 ztr\u00e1ty kyvadla<\/strong> p\u0159\u00edmo souvis\u00ed se silou pot\u0159ebnou k \u0161\u00ed\u0159en\u00ed trhliny. Metoda poskytuje konzistentn\u00ed m\u00edry deformace podobn\u00e9 re\u00e1ln\u00e9mu pou\u017eit\u00ed.<\/p><h3 data-start=\"3466\" data-end=\"3492\">P\u0159\u00edprava vzork\u016f<\/h3><ul><li data-start=\"3495\" data-end=\"3528\">Standardn\u00ed d\u00e9lka trh\u00e1n\u00ed: <strong data-start=\"3517\" data-end=\"3526\">43 mm<\/strong><\/li><li data-start=\"3531\" data-end=\"3579\">Typy vzork\u016f: obd\u00e9ln\u00edkov\u00e9 nebo s konstantn\u00edm polom\u011brem<\/li><li data-start=\"3582\" data-end=\"3601\">Hloubka \u0161t\u011brbiny: 20 mm<\/li><li data-start=\"3604\" data-end=\"3634\">Testovan\u00e9 pokyny: MD a TD<\/li><li data-start=\"3637\" data-end=\"3677\">Minim\u00e1ln\u00ed po\u010det vzork\u016f na sm\u011br: <strong data-start=\"3670\" data-end=\"3677\">deset<\/strong><\/li><\/ul><p data-start=\"3679\" data-end=\"3793\">Spr\u00e1vn\u00e1 geometrie vzorku je nezbytn\u00e1 pro eliminaci odchylek zp\u016fsoben\u00fdch \u0161ikm\u00fdm trh\u00e1n\u00edm nebo anizotropi\u00ed materi\u00e1lu.<\/p><h3 data-start=\"3795\" data-end=\"3827\">Podm\u00ednky prost\u0159ed\u00ed<\/h3><p data-start=\"3828\" data-end=\"4001\">Norma ASTM D1922 vy\u017eaduje, aby vzorky byly kondicionov\u00e1ny p\u0159i <strong data-start=\"3879\" data-end=\"3891\">23 \u00b1 2\u00b0C<\/strong> a <strong data-start=\"3896\" data-end=\"3911\">50 \u00b1 10% RH<\/strong> po dobu nejm\u00e9n\u011b 40 hodin. To stabilizuje mechanick\u00e9 vlastnosti a zaji\u0161\u0165uje reprodukovatelnost.<\/p><h3 data-start=\"4003\" data-end=\"4036\">M\u011b\u0159en\u00ed a v\u00fdpo\u010det<\/h3><p data-start=\"4037\" data-end=\"4275\">V\u00fdsledky jsou vyj\u00e1d\u0159eny v milinewtonech (mN) nebo gramech s\u00edly (gf) v z\u00e1vislosti na konfiguraci p\u0159\u00edstroje. P\u0159i standardn\u00ed kapacit\u011b kyvadla se s\u00edla na roztr\u017een\u00ed vypo\u010d\u00edt\u00e1 pomoc\u00ed \u00fadaj\u016f ze stupnice upraven\u00fdch podle tlou\u0161\u0165ky vzorku a po\u010dtu vrstev.<\/p><h3 data-start=\"4277\" data-end=\"4303\">V\u00fdznam a pou\u017eit\u00ed<\/h3><p data-start=\"4304\" data-end=\"4566\">Norma ASTM D1922 je v\u0161eobecn\u011b uzn\u00e1v\u00e1na jako m\u011b\u0159\u00edtko odolnosti proti roztr\u017een\u00ed plastov\u00fdch obalov\u00fdch f\u00f3li\u00ed. A\u010dkoli nemus\u00ed p\u0159\u00edmo korelovat se v\u0161emi mechanick\u00fdmi vlastnostmi, z\u016fst\u00e1v\u00e1 jedn\u00edm z nejcenn\u011bj\u0161\u00edch ukazatel\u016f v\u00fdkonnosti f\u00f3lie v podm\u00ednk\u00e1ch n\u00e1hl\u00e9ho zat\u00ed\u017een\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-306e1d4 e-flex e-con-boxed e-con e-parent\" data-id=\"306e1d4\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-25b0b1c elementor-widget elementor-widget-heading\" data-id=\"25b0b1c\" data-element_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\">Jak funguje Elmendorf\u016fv trhac\u00ed test<\/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-0bcb0b2 e-flex e-con-boxed e-con e-parent\" data-id=\"0bcb0b2\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4cd5fbf elementor-widget elementor-widget-text-editor\" data-id=\"4cd5fbf\" data-element_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=\"4615\" data-end=\"4650\">Typick\u00fd test prob\u00edh\u00e1 podle n\u00e1sleduj\u00edc\u00edch krok\u016f:<\/p><ol data-start=\"4652\" data-end=\"5088\"><li data-start=\"4652\" data-end=\"4707\"><p data-start=\"4655\" data-end=\"4707\"><strong data-start=\"4655\" data-end=\"4682\">Stav vzork\u016f<\/strong> a zm\u011b\u0159te tlou\u0161\u0165ku.<\/p><\/li><li data-start=\"4708\" data-end=\"4797\"><p data-start=\"4711\" data-end=\"4797\"><strong data-start=\"4711\" data-end=\"4742\">Upn\u011bte p\u0159ed\u0159ezan\u00fd vzorek<\/strong> mezi kyvadlovou svorkou a stacion\u00e1rn\u00ed svorkou.<\/p><\/li><li data-start=\"4798\" data-end=\"4870\"><p data-start=\"4801\" data-end=\"4870\"><strong data-start=\"4801\" data-end=\"4825\">Uvoln\u011bte kyvadlo<\/strong>, \u010d\u00edm\u017e se vzorek protrhne.<\/p><\/li><li data-start=\"4871\" data-end=\"4934\"><p data-start=\"4874\" data-end=\"4934\"><strong data-start=\"4874\" data-end=\"4900\">Z\u00e1znam \u00fahlu zhoupnut\u00ed<\/strong> nebo hodnota digit\u00e1ln\u00ed trhac\u00ed s\u00edly.<\/p><\/li><li data-start=\"4935\" data-end=\"4995\"><p data-start=\"4938\" data-end=\"4995\"><strong data-start=\"4938\" data-end=\"4974\">Vypo\u010d\u00edtejte pr\u016fm\u011brnou odtrhovou s\u00edlu<\/strong> pro v\u0161echny vzorky.<\/p><\/li><li data-start=\"4996\" data-end=\"5088\"><p data-start=\"4999\" data-end=\"5088\">Vyhodnocen\u00ed v\u00fdsledk\u016f pro <strong data-start=\"5020\" data-end=\"5039\">\u0161ikm\u00e9 natr\u017een\u00ed<\/strong>, variabilita materi\u00e1lu a sm\u011brov\u00e9 chov\u00e1n\u00ed.<\/p><\/li><\/ol><p data-start=\"5090\" data-end=\"5204\">Jednoduchost nastaven\u00ed zaji\u0161\u0165uje vynikaj\u00edc\u00ed opakovatelnost, pokud nejsou materi\u00e1ly p\u0159\u00edli\u0161 rozta\u017eiteln\u00e9 nebo orientovan\u00e9.<\/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-5c9c021 e-flex e-con-boxed e-con e-parent\" data-id=\"5c9c021\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5862e23 elementor-widget elementor-widget-heading\" data-id=\"5862e23\" data-element_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\">Aplikace nap\u0159\u00ed\u010d odv\u011btv\u00edmi<\/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-0a997f5 e-flex e-con-boxed e-con e-parent\" data-id=\"0a997f5\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-eba0a23 elementor-widget elementor-widget-text-editor\" data-id=\"eba0a23\" data-element_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=\"5247\" data-end=\"5358\">Proto\u017ee odolnost proti roztr\u017een\u00ed ovliv\u0148uje bezpe\u010dnost v\u00fdrobku a u\u017eivatelsk\u00fd komfort, je elmendorfsk\u00e1 zkou\u0161ka odolnosti proti roztr\u017een\u00ed z\u00e1sadn\u00ed pro:<\/p><ul><li data-start=\"5362\" data-end=\"5413\"><strong data-start=\"5362\" data-end=\"5411\">Potravin\u00e1\u0159sk\u00e9 f\u00f3lie (PE, PP, PET, lamin\u00e1ty)<\/strong><\/li><li data-start=\"5416\" data-end=\"5449\"><strong data-start=\"5416\" data-end=\"5447\">Zdravotnick\u00e9 obalov\u00e9 materi\u00e1ly<\/strong><\/li><li data-start=\"5452\" data-end=\"5494\"><strong data-start=\"5452\" data-end=\"5492\">F\u00f3lie na p\u0159ikr\u00fdv\u00e1n\u00ed blistr\u016f<\/strong><\/li><li data-start=\"5497\" data-end=\"5537\"><strong data-start=\"5497\" data-end=\"5535\">Pr\u016fmyslov\u00e9 balic\u00ed f\u00f3lie a s\u00e1\u010dky<\/strong><\/li><li><strong data-start=\"5540\" data-end=\"5573\">V\u00fdrobky z pap\u00edru a lepenky<\/strong><\/li><li data-start=\"5578\" data-end=\"5600\"><strong data-start=\"5578\" data-end=\"5598\">Netkan\u00e9 textilie<\/strong><\/li><li data-start=\"5603\" data-end=\"5638\"><strong data-start=\"5603\" data-end=\"5638\">Pru\u017en\u00e9 elektronick\u00e9 substr\u00e1ty<\/strong><\/li><\/ul><p data-start=\"5640\" data-end=\"5737\">Spole\u010dnosti vyu\u017e\u00edvaj\u00ed \u00fadaje z test\u016f, aby zabr\u00e1nily p\u0159ed\u010dasn\u00e9mu roztr\u017een\u00ed p\u0159i pln\u011bn\u00ed, ut\u011bs\u0148ov\u00e1n\u00ed a p\u0159eprav\u011b.<\/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-afcb87e e-flex e-con-boxed e-con e-parent\" data-id=\"afcb87e\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c5dabdb elementor-widget elementor-widget-heading\" data-id=\"c5dabdb\" data-element_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\u00fdb\u011br spr\u00e1vn\u00e9ho testeru na trh\u00e1n\u00ed<\/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-3f9c390 e-flex e-con-boxed e-con e-parent\" data-id=\"3f9c390\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8452238 elementor-widget elementor-widget-text-editor\" data-id=\"8452238\" data-element_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=\"5783\" data-end=\"5898\">Vysoce kvalitn\u00ed tester trh\u00e1n\u00ed zaji\u0161\u0165uje p\u0159esn\u00e9, stabiln\u00ed a norm\u00e1m vyhovuj\u00edc\u00ed v\u00fdsledky. P\u0159\u00edstroje by m\u011bly poskytovat:<\/p><ul><li data-start=\"5902\" data-end=\"5929\">P\u0159esn\u00e1 konstrukce kyvadla<\/li><li data-start=\"5932\" data-end=\"5978\">V\u00edcekapacitn\u00ed kyvadla a p\u0159\u00eddavn\u00e1 z\u00e1va\u017e\u00ed<\/li><li data-start=\"5981\" data-end=\"6028\">Digit\u00e1ln\u00ed m\u011b\u0159en\u00ed a automatick\u00fd v\u00fdpo\u010det<\/li><li data-start=\"6031\" data-end=\"6073\">Inteligentn\u00ed detekce \u0161ikm\u00e9ho roztr\u017een\u00ed<\/li><li data-start=\"6076\" data-end=\"6126\">Stabiln\u00ed uspo\u0159\u00e1d\u00e1n\u00ed svorek a tuh\u00e1 konstrukce r\u00e1mu<\/li><li data-start=\"6127\" data-end=\"6172\"><p data-start=\"6129\" data-end=\"6172\">Shoda s normami ASTM D1922 a ISO 6383-2<\/p><\/li><\/ul><p><strong data-start=\"6174\" data-end=\"6209\">Cell Instruments Tester trh\u00e1n\u00ed<\/strong> je navr\u017een tak, aby tyto po\u017eadavky spl\u0148oval. Podporuje v\u00edce kapacit kyvadla, nab\u00edz\u00ed digit\u00e1ln\u00ed automatick\u00e9 \u010dten\u00ed a vynikaj\u00edc\u00ed citlivost pro tenk\u00e9 vrstvy. D\u00edky odoln\u00e9 konstrukci a p\u0159esn\u00e9 kalibraci slou\u017e\u00ed agentur\u00e1m pro kontrolu kvality, v\u00fdrobc\u016fm obal\u016f a v\u00fdzkumn\u00fdm a v\u00fdvojov\u00fdm laborato\u0159\u00edm, kter\u00e9 hledaj\u00ed spolehlivou anal\u00fdzu odolnosti proti roztr\u017een\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-011a317 e-flex e-con-boxed e-con e-parent\" data-id=\"011a317\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-d953f0b e-con-full e-flex e-con e-child\" data-id=\"d953f0b\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7644614 elementor-widget elementor-widget-image\" data-id=\"7644614\" data-element_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 decoding=\"async\" width=\"600\" height=\"600\" src=\"https:\/\/www.packqc.com\/wp-content\/uploads\/2025\/11\/Elmendorf-Tearing-Test-Guide-with-ASTM-D1922-Explained.webp\" class=\"attachment-large size-large wp-image-8160\" alt=\"\" srcset=\"https:\/\/www.packqc.com\/wp-content\/uploads\/2025\/11\/Elmendorf-Tearing-Test-Guide-with-ASTM-D1922-Explained.webp 600w, https:\/\/www.packqc.com\/wp-content\/uploads\/2025\/11\/Elmendorf-Tearing-Test-Guide-with-ASTM-D1922-Explained-300x300.webp 300w, https:\/\/www.packqc.com\/wp-content\/uploads\/2025\/11\/Elmendorf-Tearing-Test-Guide-with-ASTM-D1922-Explained-100x100.webp 100w, https:\/\/www.packqc.com\/wp-content\/uploads\/2025\/11\/Elmendorf-Tearing-Test-Guide-with-ASTM-D1922-Explained-150x150.webp 150w, https:\/\/www.packqc.com\/wp-content\/uploads\/2025\/11\/Elmendorf-Tearing-Test-Guide-with-ASTM-D1922-Explained-12x12.webp 12w\" sizes=\"(max-width: 600px) 100vw, 600px\">\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<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7d81595 e-flex e-con-boxed e-con e-parent\" data-id=\"7d81595\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6c44a0f elementor-widget elementor-widget-text-editor\" data-id=\"6c44a0f\" data-element_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<h2 data-start=\"6553\" data-end=\"6568\">Z\u00e1v\u011br<\/h2><p data-start=\"6569\" data-end=\"7053\">The <strong data-start=\"6573\" data-end=\"6599\">elmendorf\u016fv trhac\u00ed test<\/strong> z\u016fst\u00e1v\u00e1 jedn\u00edm z nejd\u016fle\u017eit\u011bj\u0161\u00edch hodnocen\u00ed pro pochopen\u00ed chov\u00e1n\u00ed film\u016f a pap\u00edr\u016f p\u0159i \u0161\u00ed\u0159en\u00ed trhlin. Sledov\u00e1n\u00edm <strong data-start=\"6728\" data-end=\"6742\">astm d1922<\/strong> mohou laborato\u0159e a v\u00fdrobci dos\u00e1hnout konzistentn\u00edch v\u00fdsledk\u016f, kter\u00e9 podporuj\u00ed v\u00fdvoj v\u00fdrobk\u016f, dodr\u017eov\u00e1n\u00ed p\u0159edpis\u016f a zaji\u0161\u0165ov\u00e1n\u00ed kvality. Spole\u010dnost Cell Instruments nab\u00edz\u00ed spole\u010dnostem, kter\u00e9 vy\u017eaduj\u00ed p\u0159esn\u00e1 a snadno ovladateln\u00e1 testovac\u00ed \u0159e\u0161en\u00ed, pokro\u010dil\u00e9 testery trh\u00e1n\u00ed p\u0159izp\u016fsoben\u00e9 pr\u016fmyslov\u00fdm a regula\u010dn\u00edm pot\u0159eb\u00e1m.<\/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\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Elmendorfova zkou\u0161ka trh\u00e1n\u00ed Komplexn\u00ed p\u0159\u00edru\u010dka pro obalov\u00e9 materi\u00e1ly \u00davod do Elmendorfovy zkou\u0161ky trh\u00e1n\u00ed Elmendorfova zkou\u0161ka trh\u00e1n\u00ed je jednou z nejpou\u017e\u00edvan\u011bj\u0161\u00edch metod hodnocen\u00ed odolnosti plastov\u00fdch f\u00f3li\u00ed, flexibiln\u00edch obal\u016f, pap\u00edru a podobn\u00fdch tenk\u00fdch materi\u00e1l\u016f proti roztr\u017een\u00ed. T\u00fdmy kontroly kvality v obalov\u00e9m, potravin\u00e1\u0159sk\u00e9m, zdravotnick\u00e9m, farmaceutick\u00e9m a spot\u0159ebn\u00edm pr\u016fmyslu se spol\u00e9haj\u00ed na [...]<\/p>","protected":false},"author":5,"featured_media":0,"comment_status":"closed","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":"disabled","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":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-8143","post","type-post","status-publish","format-standard","hentry","category-blog"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/posts\/8143","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/comments?post=8143"}],"version-history":[{"count":0,"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/posts\/8143\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/media?parent=8143"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/categories?post=8143"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/tags?post=8143"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}