{"id":1352,"date":"2026-06-10T09:33:54","date_gmt":"2026-06-10T09:33:54","guid":{"rendered":"https:\/\/www.packtests.com\/?post_type=standard&#038;p=1352"},"modified":"2026-07-17T03:22:35","modified_gmt":"2026-07-17T03:22:35","slug":"astm-d1709","status":"publish","type":"standard","link":"https:\/\/www.packtests.com\/cs\/standard\/astm-d1709\/","title":{"rendered":"ASTM D1709"},"content":{"rendered":"<h2 class=\"wp-block-heading\">M\u011b\u0159en\u00ed odolnosti f\u00f3lie proti n\u00e1razu pomoc\u00ed zkou\u0161ky podle normy ASTM D1709<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>ASTM D1709<\/strong> jedn\u00e1 se o mezin\u00e1rodn\u011b uzn\u00e1vanou normu pro zkou\u0161ku n\u00e1razem \u0161ipkou, kter\u00e1 se pou\u017e\u00edv\u00e1 ke stanoven\u00ed odolnosti plastov\u00fdch f\u00f3li\u00ed proti n\u00e1razu metodou voln\u00e9ho p\u00e1du \u0161ipky. Zkou\u0161ka m\u011b\u0159\u00ed hmotnost padaj\u00edc\u00ed \u0161ipky pot\u0159ebnou k po\u0161kozen\u00ed 50% testovan\u00fdch vzork\u016f a poskytuje tak spolehliv\u00fd ukazatel hou\u017eevnatosti f\u00f3lie, odolnosti proti prop\u00edchnut\u00ed a odolnosti proti n\u00e1razu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00fdrobci flexibiln\u00edch obal\u016f, zem\u011bd\u011blsk\u00fdch f\u00f3li\u00ed, pr\u016fmyslov\u00fdch vlo\u017eek, obal\u016f pro zdravotnick\u00e9 \u00fa\u010dely a obal\u016f pro spot\u0159ebn\u00ed zbo\u017e\u00ed se p\u0159i hodnocen\u00ed vlastnost\u00ed materi\u00e1l\u016f v podm\u00ednk\u00e1ch n\u00e1hl\u00e9ho n\u00e1razu op\u00edraj\u00ed o zkou\u0161ku podle normy ASTM D1709. D\u00edky kvantifikaci odolnosti proti n\u00e1razu mohou laborato\u0159e optimalizovat strukturu f\u00f3li\u00ed, porovn\u00e1vat materi\u00e1ly, ov\u011b\u0159ovat konzistenci v\u00fdroby a zajistit kvalitu v\u00fdrobk\u016f p\u0159ed jejich uveden\u00edm na trh.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Co je norma ASTM D1709?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">ASTM D1709, <em>Standardn\u00ed zku\u0161ebn\u00ed metody pro stanoven\u00ed odolnosti plastov\u00fdch f\u00f3li\u00ed proti n\u00e1razu metodou voln\u011b padaj\u00edc\u00edho \u0161ipky<\/em>, stanov\u00ed postupy pro stanoven\u00ed odolnosti plastov\u00fdch f\u00f3li\u00ed proti n\u00e1razu pomoc\u00ed polokulovit\u00e9ho \u0161ipky vypu\u0161t\u011bn\u00e9 ze stanoven\u00e9 v\u00fd\u0161ky.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00fdsledek zkou\u0161ky ud\u00e1v\u00e1 hmotnost \u0161ipky, kter\u00e1 za kontrolovan\u00fdch zku\u0161ebn\u00edch podm\u00ednek statisticky zp\u016fsob\u00ed poru\u0161en\u00ed u 50% vzork\u016f.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Norma zahrnuje:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Zku\u0161ebn\u00ed metoda A<\/strong><\/li>\n\n\n\n<li><strong>Zku\u0161ebn\u00ed metoda B<\/strong><\/li>\n\n\n\n<li><strong>Technika testov\u00e1n\u00ed schodi\u0161\u0165<\/strong><\/li>\n\n\n\n<li><strong>Alternativn\u00ed metoda skupinov\u00e9ho testov\u00e1n\u00ed<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Tato metoda se \u0161iroce vyu\u017e\u00edv\u00e1 p\u0159i kontrole kvality, v\u00fdvoji v\u00fdrobk\u016f, srovn\u00e1v\u00e1n\u00ed materi\u00e1l\u016f a ov\u011b\u0159ov\u00e1n\u00ed specifikac\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Princip zkou\u0161ky podle normy ASTM D1709<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Tento test m\u011b\u0159\u00ed energii n\u00e1razu pot\u0159ebnou k roztr\u017een\u00ed vzorku f\u00f3lie.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Z ur\u010dit\u00e9 v\u00fd\u0161ky se vypust\u00ed polokulovit\u00fd \u0161\u00edp, kter\u00fd dopadne na upnut\u00fd vzorek f\u00f3lie. V z\u00e1vislosti na tom, zda vzorek spln\u00ed nebo nespln\u00ed po\u017eadavky, se hmotnost \u0161\u00edpu uprav\u00ed podle zvolen\u00e9ho zku\u0161ebn\u00edho postupu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Po n\u011bkolika pokusech syst\u00e9m vypo\u010d\u00edt\u00e1 hmotnost \u0161ipky, kter\u00e1 odpov\u00edd\u00e1 pravd\u011bpodobnosti selh\u00e1n\u00ed vzorku 50%.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00fdsledn\u00e1 hodnota slou\u017e\u00ed jako kvantitativn\u00ed m\u011b\u0159\u00edtko odolnosti proti n\u00e1razu.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Zku\u0161ebn\u00ed metoda A podle normy ASTM D1709 vs. metoda B<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-center\" data-align=\"center\">Parametr<\/th><th class=\"has-text-align-center\" data-align=\"center\">Metoda A<\/th><th class=\"has-text-align-center\" data-align=\"center\">Metoda B<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">Pr\u016fm\u011br \u0161ipky<\/td><td class=\"has-text-align-center\" data-align=\"center\">38 mm<\/td><td class=\"has-text-align-center\" data-align=\"center\">50 mm<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">V\u00fd\u0161ka p\u00e1du<\/td><td class=\"has-text-align-center\" data-align=\"center\">660 mm<\/td><td class=\"has-text-align-center\" data-align=\"center\">1520 mm<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Rozsah odolnosti proti n\u00e1raz\u016fm<\/td><td class=\"has-text-align-center\" data-align=\"center\">P\u0159ibli\u017en\u011b 50 g a\u017e 6 kg<\/td><td class=\"has-text-align-center\" data-align=\"center\">P\u0159ibli\u017en\u011b 300 g a\u017e 6 kg<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Typick\u00e9 pou\u017eit\u00ed<\/td><td class=\"has-text-align-center\" data-align=\"center\">Obecn\u00e9 balic\u00ed f\u00f3lie<\/td><td class=\"has-text-align-center\" data-align=\"center\">Filmy s v\u011bt\u0161\u00edm dopadem<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Pokyny pro zvy\u0161ov\u00e1n\u00ed hmotnosti<\/td><td class=\"has-text-align-center\" data-align=\"center\">P\u0159ibli\u017en\u011b 15% hmotnosti p\u0159i poru\u0161e<\/td><td class=\"has-text-align-center\" data-align=\"center\">P\u0159ibli\u017en\u011b 5\u2013151 TP5T hmotnosti p\u0159i poru\u0161e<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h3 class=\"wp-block-heading\">Metoda A<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Metoda A vyu\u017e\u00edv\u00e1:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>38 mm polokulovit\u00fd z\u00e1\u0161evek<\/li>\n\n\n\n<li>V\u00fd\u0161ka p\u00e1du 660 mm<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Tato metoda se b\u011b\u017en\u011b pou\u017e\u00edv\u00e1 pro:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Polyethylenov\u00e9 f\u00f3lie<\/li>\n\n\n\n<li>Balic\u00ed f\u00f3lie<\/li>\n\n\n\n<li>Stre\u010dov\u00e9 f\u00f3lie<\/li>\n\n\n\n<li>Zem\u011bd\u011blsk\u00e9 f\u00f3lie<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h3 class=\"wp-block-heading\">Metoda B<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Metoda B vyu\u017e\u00edv\u00e1:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>50 mm polokulovit\u00fd z\u00e1hyb<\/li>\n\n\n\n<li>V\u00fd\u0161ka p\u00e1du 1520 mm<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Tato konfigurace je vhodn\u00e1 pro:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>F\u00f3lie pro n\u00e1ro\u010dn\u00e9 podm\u00ednky<\/li>\n\n\n\n<li>Pr\u016fmyslov\u00e9 vlo\u017eky<\/li>\n\n\n\n<li>Siln\u011bj\u0161\u00ed plastov\u00e9 konstrukce<\/li>\n\n\n\n<li>Vysoce pevn\u00e9 obalov\u00e9 materi\u00e1ly<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">ASTM D1709 Zku\u0161ebn\u00ed metoda pro schodi\u0161t\u011b<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Technika schodi\u0161t\u011b je nej\u010dast\u011bji pou\u017e\u00edvan\u00fdm postupem.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Postup testov\u00e1n\u00ed<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Vyberte metodu A nebo metodu B.<\/li>\n\n\n\n<li>Zm\u011b\u0159te tlou\u0161\u0165ku vzorku.<\/li>\n\n\n\n<li>Zvolte po\u010d\u00e1te\u010dn\u00ed hmotnost \u0161ipky, kter\u00e1 se bl\u00ed\u017e\u00ed o\u010dek\u00e1van\u00e9mu bodu selh\u00e1n\u00ed.<\/li>\n\n\n\n<li>Vzorek pevn\u011b upn\u011bte.<\/li>\n\n\n\n<li>Vyst\u0159el \u0161ipku.<\/li>\n\n\n\n<li>Zaznamenejte, zda \u017e\u00e1k pro\u0161el nebo nepro\u0161el.<\/li>\n\n\n\n<li>Nastaven\u00ed hmotnosti \u0161ipky:\n<ul class=\"wp-block-list\">\n<li>Ne\u00fasp\u011bch \u2192 sn\u00ed\u017een\u00ed hmotnosti<\/li>\n\n\n\n<li>\u017d\u00e1dn\u00e1 porucha \u2192 zv\u00fd\u0161it z\u00e1t\u011b\u017e<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Pokra\u010dujte v testov\u00e1n\u00ed, dokud nedos\u00e1hnete po\u017eadovan\u00e9ho po\u010dtu selh\u00e1n\u00ed a \u00fasp\u011b\u0161n\u00fdch v\u00fdsledk\u016f.<\/li>\n\n\n\n<li>Vypo\u010d\u00edtejte poruchovou hmotnost 50%.<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">V\u00fdhody<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Efektivn\u00ed testov\u00e1n\u00ed<\/li>\n\n\n\n<li>Sn\u00ed\u017een\u00e1 spot\u0159eba vzorku<\/li>\n\n\n\n<li>Vysok\u00e1 statistick\u00e1 spolehlivost<\/li>\n\n\n\n<li>Vynikaj\u00edc\u00ed opakovatelnost<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Alternativn\u00ed metoda zkou\u0161ky p\u00e1dem \u0161ipky<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Tento alternativn\u00ed postup vyhodnocuje vzorky po deseti.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">P\u0159ehled postupu<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Testuje se deset vzork\u016f p\u0159i jedn\u00e9 hmotnosti \u0161ipky.<\/li>\n\n\n\n<li>Vypo\u010d\u00edt\u00e1 se procentu\u00e1ln\u00ed pod\u00edl selh\u00e1n\u00ed.<\/li>\n\n\n\n<li>Hmotnost \u0161ipky se pro n\u00e1sleduj\u00edc\u00ed skupiny upravuje.<\/li>\n\n\n\n<li>Testov\u00e1n\u00ed pokra\u010duje, dokud nebude shrom\u00e1\u017ed\u011bno dostate\u010dn\u00e9 mno\u017estv\u00ed datov\u00fdch bod\u016f v obdob\u00ed mezi ud\u00e1lost\u00ed 0% a selh\u00e1n\u00edm 100%.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Tento p\u0159\u00edstup se \u010dasto pou\u017e\u00edv\u00e1 v p\u0159\u00edpadech, kdy laborato\u0159e pot\u0159ebuj\u00ed prov\u00e9st \u0161ir\u0161\u00ed statistick\u00e9 vyhodnocen\u00ed vlastnost\u00ed materi\u00e1lu.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Po\u017eadavky na zku\u0161ebn\u00ed vzorky<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Pro spolehliv\u00e9 zkou\u0161ky podle normy ASTM D1709:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">P\u0159\u00edprava vzork\u016f<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>F\u00f3lie by nem\u011bla m\u00edt \u017e\u00e1dn\u00e9 vr\u00e1sky ani z\u00e1hyby.<\/li>\n\n\n\n<li>Je t\u0159eba zabr\u00e1nit zne\u010di\u0161t\u011bn\u00ed povrchu.<\/li>\n\n\n\n<li>Vzorky by m\u011bly odpov\u00eddat skute\u010dn\u00e9mu v\u00fdrobn\u00edmu materi\u00e1lu.<\/li>\n\n\n\n<li>Tlou\u0161\u0165ku je t\u0159eba zm\u011b\u0159it a zaznamenat.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Doporu\u010den\u00e1 velikost vzorku<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>V\u011bt\u0161\u00ed ne\u017e 150 mm \u00d7 150 mm<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Spr\u00e1vn\u00e1 p\u0159\u00edprava vzork\u016f v\u00fdrazn\u011b zvy\u0161uje opakovatelnost a reprodukovatelnost test\u016f.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pro\u010d prov\u00e1d\u011bt zkou\u0161ku n\u00e1razem \u0161ipkou?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Plastov\u00e9 f\u00f3lie jsou \u010dasto vystaveny n\u00e1raz\u016fm p\u0159i:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Balic\u00ed operace<\/li>\n\n\n\n<li>Doprava a logistika<\/li>\n\n\n\n<li>Skladov\u00e1n\u00ed<\/li>\n\n\n\n<li>Zach\u00e1zen\u00ed se spot\u0159ebiteli<\/li>\n\n\n\n<li>Automatizovan\u00e9 plnic\u00ed procesy<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Zkou\u0161ka n\u00e1razem \u0161ipkou pom\u00e1h\u00e1 v\u00fdrobc\u016fm pochopit, jak se f\u00f3lie chov\u00e1 p\u0159i p\u016fsoben\u00ed n\u00e1hl\u00fdch mechanick\u00fdch sil.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Hlavn\u00ed v\u00fdhody<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Vyhodnocen\u00ed hou\u017eevnatosti filmu<\/li>\n\n\n\n<li>Porovnejte r\u016fzn\u00e9 slo\u017een\u00ed prysky\u0159ic<\/li>\n\n\n\n<li>Ov\u011b\u0159it konzistenci v\u00fdroby<\/li>\n\n\n\n<li>Optimalizace v\u00edcevrstv\u00fdch f\u00f3liov\u00fdch struktur<\/li>\n\n\n\n<li>Sn\u00ed\u017eit po\u010det po\u0161kozen\u00fdch z\u00e1silek p\u0159i distribuci<\/li>\n\n\n\n<li>Podpora v\u00fdvoje produkt\u016f a v\u00fdb\u011bru materi\u00e1l\u016f<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Zku\u0161ebn\u00ed za\u0159\u00edzen\u00ed pro m\u011b\u0159en\u00ed n\u00e1razu padaj\u00edc\u00edm \u0161ipkem podle normy ASTM D1709 od spole\u010dnosti Cell Instruments<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Cell Instruments nab\u00edz\u00ed profesion\u00e1ln\u00ed <strong><a href=\"https:\/\/www.packtests.com\/cs\/product\/falling-dart-impact-tester\/\" target=\"_blank\" rel=\"noreferrer noopener\">Zku\u0161ebn\u00ed za\u0159\u00edzen\u00ed pro m\u011b\u0159en\u00ed n\u00e1razu \u0161ipek<\/a><\/strong> ur\u010deno pro zaji\u0161t\u011bn\u00ed souladu s normou ASTM D1709 a pro rutinn\u00ed laboratorn\u00ed zkou\u0161ky.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Integrace chytr\u00fdch technologi\u00ed<\/h3>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h4 class=\"wp-block-heading\">\u0158\u00edzen\u00ed pomoc\u00ed PLC a ovl\u00e1d\u00e1n\u00ed pomoc\u00ed dotykov\u00e9 obrazovky<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Architektura pr\u016fmyslov\u00fdch PLC<\/li>\n\n\n\n<li>7palcov\u00fd dotykov\u00fd displej HMI<\/li>\n\n\n\n<li>Intuitivn\u00ed ovl\u00e1d\u00e1n\u00ed<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Automatick\u00fd v\u00fdpo\u010det v\u00fdsledk\u016f<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Syst\u00e9m automaticky vypo\u010d\u00edt\u00e1 hodnoty odolnosti proti n\u00e1razu po proveden\u00ed test\u016f typu \u201esplnil\/nesplnil\u201c, \u010d\u00edm\u017e sni\u017euje pracovn\u00ed z\u00e1t\u011b\u017e obsluhy a minimalizuje chyby ve v\u00fdpo\u010dtech.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h4 class=\"wp-block-heading\">Elektromagnetick\u00e9 uvol\u0148ov\u00e1n\u00ed \u0161ipek<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Stabiln\u00ed zav\u011b\u0161en\u00ed \u0161ipky<\/li>\n\n\n\n<li>Jednotn\u00e9 podm\u00ednky uvoln\u011bn\u00ed<\/li>\n\n\n\n<li>Zlep\u0161en\u00e1 opakovatelnost<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Pneumatick\u00e9 up\u00edn\u00e1n\u00ed vzork\u016f<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Jednotn\u00e9 uchycen\u00ed vzork\u016f<\/li>\n\n\n\n<li>Omezen\u00fd vliv obsluhy<\/li>\n\n\n\n<li>Zlep\u0161en\u00e1 konzistentnost testov\u00e1n\u00ed<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Mo\u017enost pou\u017eit\u00ed dvou testovac\u00edch metod<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-center\" data-align=\"center\">Funkce<\/th><th class=\"has-text-align-center\" data-align=\"center\">Konfigurace<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">Metoda A<\/td><td class=\"has-text-align-center\" data-align=\"center\">Standardn\u00ed<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Metoda B<\/td><td class=\"has-text-align-center\" data-align=\"center\">Voliteln\u00e9<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Automatick\u00e9 v\u00fdpo\u010dty<\/td><td class=\"has-text-align-center\" data-align=\"center\">Ano<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Pneumatick\u00e9 up\u00edn\u00e1n\u00ed<\/td><td class=\"has-text-align-center\" data-align=\"center\">Ano<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Ovl\u00e1d\u00e1n\u00ed pomoc\u00ed dotykov\u00e9 obrazovky<\/td><td class=\"has-text-align-center\" data-align=\"center\">Ano<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Funkce pro bezpe\u010dnost a produktivitu<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ovl\u00e1d\u00e1n\u00ed no\u017en\u00edm sp\u00edna\u010dem<\/li>\n\n\n\n<li>Tla\u010d\u00edtko pro aktivaci testu<\/li>\n\n\n\n<li>Osv\u011btlen\u00ed pro pozorov\u00e1n\u00ed<\/li>\n\n\n\n<li>Voliteln\u00e1 mikrotisk\u00e1rna<\/li>\n\n\n\n<li>Voliteln\u00e1 integrace softwaru<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Technick\u00e9 specifikace<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-center\" data-align=\"center\">Polo\u017eka<\/th><th class=\"has-text-align-center\" data-align=\"center\">Specifikace<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">Zku\u0161ebn\u00ed metoda<\/td><td class=\"has-text-align-center\" data-align=\"center\">Metoda A \/ Metoda B (voliteln\u00e9)<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Testovac\u00ed rozsah<\/td><td class=\"has-text-align-center\" data-align=\"center\">Metoda A: 50\u20132000 g<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><\/td><td class=\"has-text-align-center\" data-align=\"center\">Zp\u016fsob B: 300\u20132000 g<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Pr\u016fm\u011br \u0161ipky<\/td><td class=\"has-text-align-center\" data-align=\"center\">Metoda A: 38 \u00b1 1 mm<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><\/td><td class=\"has-text-align-center\" data-align=\"center\">Metoda B: 50 \u00b1 1 mm<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">V\u00fd\u0161ka n\u00e1razu<\/td><td class=\"has-text-align-center\" data-align=\"center\">660 mm \/ 1500 mm<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">P\u0159esnost<\/td><td class=\"has-text-align-center\" data-align=\"center\">0,1 g (0,1 J)<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Up\u00ednac\u00ed syst\u00e9m<\/td><td class=\"has-text-align-center\" data-align=\"center\">Pneumatick\u00fd<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Air Supply<\/td><td class=\"has-text-align-center\" data-align=\"center\">0,6 MPa<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Velikost vzorku<\/td><td class=\"has-text-align-center\" data-align=\"center\">&gt;150 mm \u00d7 150 mm<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Nap\u00e1jen\u00ed<\/td><td class=\"has-text-align-center\" data-align=\"center\">110\u2013220 V st\u0159\u00eddav\u00e9ho proudu, 50 Hz<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"400\" height=\"600\" src=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/06\/\u672a\u547d\u540d.webp\" alt=\"Zku\u0161ebn\u00ed za\u0159\u00edzen\u00ed ASTM D1709 pro zkou\u0161ku n\u00e1razem padaj\u00edc\u00edm \u0161ipkem | Norma pro zkou\u0161ku n\u00e1razem \u0161ipkem\" class=\"wp-image-1356\" title=\"\" srcset=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/06\/\u672a\u547d\u540d.webp 400w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/06\/\u672a\u547d\u540d-200x300.webp 200w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/06\/\u672a\u547d\u540d-8x12.webp 8w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">V\u00fdb\u011br spr\u00e1vn\u00e9ho p\u0159\u00edstroje pro zkou\u0161en\u00ed odolnosti proti n\u00e1razu \u0161ipek<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">P\u0159i v\u00fdb\u011bru zku\u0161ebn\u00edho syst\u00e9mu podle normy ASTM D1709 by laborato\u0159e m\u011bly zohlednit:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Soulad s po\u017eadavky normy ASTM D1709<\/li>\n\n\n\n<li>Podpora metody A a metody B<\/li>\n\n\n\n<li>\u00darove\u0148 automatizace<\/li>\n\n\n\n<li>Funkce pro spr\u00e1vu dat<\/li>\n\n\n\n<li>Testovac\u00ed propustnost<\/li>\n\n\n\n<li>Po\u017eadavky na kalibraci a \u00fadr\u017ebu<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Modern\u00ed p\u0159\u00edstroj pro zkou\u0161en\u00ed n\u00e1razem \u0161ipek pom\u00e1h\u00e1 zv\u00fd\u0161it efektivitu testov\u00e1n\u00ed a z\u00e1rove\u0148 zaji\u0161\u0165uje p\u0159esn\u00e9 a opakovateln\u00e9 v\u00fdsledky pro \u00fa\u010dely kontroly kvality i v\u00fdzkumu a v\u00fdvoje.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/store.astm.org\/d1709-24.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">ASTM D1709<\/a> z\u016fst\u00e1v\u00e1 jednou z nejd\u016fle\u017eit\u011bj\u0161\u00edch norem pro hodnocen\u00ed odolnosti plastov\u00fdch f\u00f3li\u00ed proti n\u00e1razu. Prost\u0159ednictv\u00edm standardizovan\u00fdch zkou\u0161ek s voln\u011b padaj\u00edc\u00edm \u0161ipkem mohou v\u00fdrobci kvantifikovat hou\u017eevnatost f\u00f3lie, zlep\u0161it vlastnosti v\u00fdrobk\u016f, sn\u00ed\u017eit po\u010det vad obal\u016f a zajistit st\u00e1lou kvalitu v\u00fdroby. A\u0165 u\u017e se pou\u017e\u00edv\u00e1 pro zaji\u0161t\u011bn\u00ed kvality, v\u00fdvoj produkt\u016f nebo srovn\u00e1n\u00ed materi\u00e1l\u016f, spolehliv\u00fd tester odolnosti proti n\u00e1razu \u0161ipek je nezbytn\u00fdm n\u00e1strojem pro modern\u00ed laborato\u0159e zab\u00fdvaj\u00edc\u00ed se testov\u00e1n\u00edm f\u00f3li\u00ed.<\/p>","protected":false},"excerpt":{"rendered":"<p>M\u011b\u0159en\u00ed odolnosti f\u00f3li\u00ed proti n\u00e1razu pomoc\u00ed zkou\u0161ky podle normy ASTM D1709 Norma ASTM D1709 je mezin\u00e1rodn\u011b uzn\u00e1van\u00e1 norma pro zkou\u0161ku n\u00e1razem \u0161ipkou, kter\u00e1 se pou\u017e\u00edv\u00e1 ke stanoven\u00ed odolnosti plastov\u00fdch f\u00f3li\u00ed proti n\u00e1razu metodou voln\u00e9ho p\u00e1du \u0161ipky. Zkou\u0161ka m\u011b\u0159\u00ed hmotnost padaj\u00edc\u00edho \u0161ipky pot\u0159ebnou k po\u0161kozen\u00ed testovan\u00fdch vzork\u016f typu 50% a poskytuje tak spolehliv\u00fd ukazatel [\u2026]<\/p>","protected":false},"featured_media":1356,"parent":0,"template":"","meta":{"_acf_changed":false},"standard-category":[],"class_list":["post-1352","standard","type-standard","status-publish","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packtests.com\/cs\/wp-json\/wp\/v2\/standard\/1352","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packtests.com\/cs\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.packtests.com\/cs\/wp-json\/wp\/v2\/types\/standard"}],"version-history":[{"count":5,"href":"https:\/\/www.packtests.com\/cs\/wp-json\/wp\/v2\/standard\/1352\/revisions"}],"predecessor-version":[{"id":1717,"href":"https:\/\/www.packtests.com\/cs\/wp-json\/wp\/v2\/standard\/1352\/revisions\/1717"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packtests.com\/cs\/wp-json\/wp\/v2\/media\/1356"}],"wp:attachment":[{"href":"https:\/\/www.packtests.com\/cs\/wp-json\/wp\/v2\/media?parent=1352"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packtests.com\/cs\/wp-json\/wp\/v2\/standard-category?post=1352"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}