{"id":1326,"date":"2025-08-04T03:30:55","date_gmt":"2025-08-04T03:30:55","guid":{"rendered":"https:\/\/www.filmpendulumimpact.com\/?page_id=1326"},"modified":"2025-08-04T03:30:57","modified_gmt":"2025-08-04T03:30:57","slug":"astm-d3420","status":"publish","type":"page","link":"https:\/\/www.filmpendulumimpact.com\/cs\/astm-d3420\/","title":{"rendered":"ASTM D3420"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"1326\" class=\"elementor elementor-1326\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6fa5dd45 e-flex e-con-boxed e-con e-parent\" data-id=\"6fa5dd45\" 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-6df3f81c elementor-widget elementor-widget-text-editor\" data-id=\"6df3f81c\" 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\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\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-b9831ac e-flex e-con-boxed e-con e-parent\" data-id=\"b9831ac\" 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-09a113d elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"09a113d\" 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=\"768\" height=\"760\" src=\"https:\/\/www.filmpendulumimpact.com\/wp-content\/uploads\/2025\/08\/pendulum-impact-tester-2_11zon-768x760.webp\" class=\"attachment-medium_large size-medium_large wp-image-1328\" alt=\"astm d3420 pro filmov\u00fd kyvadlov\u00fd n\u00e1razov\u00fd tester\" srcset=\"https:\/\/www.filmpendulumimpact.com\/wp-content\/uploads\/2025\/08\/pendulum-impact-tester-2_11zon-768x760.webp 768w, https:\/\/www.filmpendulumimpact.com\/wp-content\/uploads\/2025\/08\/pendulum-impact-tester-2_11zon-300x297.webp 300w, https:\/\/www.filmpendulumimpact.com\/wp-content\/uploads\/2025\/08\/pendulum-impact-tester-2_11zon-1024x1014.webp 1024w, https:\/\/www.filmpendulumimpact.com\/wp-content\/uploads\/2025\/08\/pendulum-impact-tester-2_11zon-1536x1521.webp 1536w, https:\/\/www.filmpendulumimpact.com\/wp-content\/uploads\/2025\/08\/pendulum-impact-tester-2_11zon-2048x2027.webp 2048w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\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<div class=\"elementor-element elementor-element-ae65f3d e-con-full e-flex e-con e-child\" data-id=\"ae65f3d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1c52289 elementor-widget elementor-widget-heading\" data-id=\"1c52289\" 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<h1 class=\"elementor-heading-title elementor-size-default\">ASTM D3420<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-31ef404 elementor-widget elementor-widget-heading\" data-id=\"31ef404\" 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\">N\u00e1razov\u00e9 zkou\u0161ky kyvadla filmu<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-8613a03 e-con-full e-flex e-con e-child\" data-id=\"8613a03\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-797f492 elementor-widget elementor-widget-text-editor\" data-id=\"797f492\" 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=\"495\" data-end=\"885\">Pro obalov\u00e9, zdravotnick\u00e9 a pr\u016fmyslov\u00e9 f\u00f3lie, <strong data-start=\"541\" data-end=\"562\">odolnost proti n\u00e1razu<\/strong> je kritick\u00e1 vlastnost, kter\u00e1 ur\u010duje schopnost materi\u00e1lu odol\u00e1vat n\u00e1hl\u00e9mu mechanick\u00e9mu nam\u00e1h\u00e1n\u00ed b\u011bhem v\u00fdroby, p\u0159epravy a pou\u017e\u00edv\u00e1n\u00ed. Na str\u00e1nk\u00e1ch . <strong data-start=\"703\" data-end=\"717\">ASTM D3420<\/strong> norma poskytuje spolehlivou a opakovatelnou metodu hodnocen\u00ed t\u00e9to vlastnosti prost\u0159ednictv\u00edm <strong data-start=\"805\" data-end=\"834\">n\u00e1razov\u00e1 zkou\u0161ka kyvadlem na film<\/strong>, \u010dasto ozna\u010dovan\u00e9 jako <strong data-start=\"861\" data-end=\"884\">Spencerova n\u00e1razov\u00e1 zkou\u0161ka<\/strong>.<\/p>\n<p data-start=\"887\" data-end=\"1191\">Tato p\u0159\u00edru\u010dka p\u0159edstavuje principy <strong data-start=\"931\" data-end=\"945\">ASTM D3420<\/strong>, vysv\u011btluje kl\u00ed\u010dov\u00e9 testovac\u00ed postupy a ukazuje, jak modern\u00ed <strong data-start=\"1005\" data-end=\"1042\">kyvadlov\u00e9 n\u00e1razov\u00e9 zku\u0161ebn\u00ed za\u0159\u00edzen\u00ed<\/strong>-jako <strong data-start=\"1052\" data-end=\"1085\">PIT-01 kyvadlov\u00e1 r\u00e1zov\u00e1 zkou\u0161e\u010dka<\/strong> od Cell Instruments zaji\u0161\u0165uje p\u0159esn\u00e9 m\u011b\u0159en\u00ed <strong data-start=\"1144\" data-end=\"1190\">odolnost plastov\u00e9 f\u00f3lie proti kyvadlov\u00e9mu n\u00e1razu<\/strong>.<\/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>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f4bdff6 e-flex e-con-boxed e-con e-parent\" data-id=\"f4bdff6\" 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-777691f elementor-widget elementor-widget-heading\" data-id=\"777691f\" 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\">Porozum\u011bn\u00ed norm\u00e1m ASTM pro r\u00e1zov\u00e9 zkou\u0161ky plast\u016f<\/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-ef8e247 e-flex e-con-boxed e-con e-parent\" data-id=\"ef8e247\" 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-bffaf72 elementor-widget elementor-widget-text-editor\" data-id=\"bffaf72\" 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=\"1263\" data-end=\"1554\"><strong data-start=\"1263\" data-end=\"1277\">ASTM D3420<\/strong> m\u011b\u0159\u00ed energii pot\u0159ebnou k roztr\u017een\u00ed f\u00f3lie kyvadlov\u00fdm n\u00e1razem, kter\u00fd simuluje dynamick\u00e9 tahov\u00e9 zat\u00ed\u017een\u00ed. Na rozd\u00edl od pomalob\u011b\u017en\u00fdch tahov\u00fdch zkou\u0161ek tato vysokorychlostn\u00ed r\u00e1zov\u00e1 zkou\u0161ka l\u00e9pe odr\u00e1\u017e\u00ed skute\u010dn\u00e9 rychlosti deformace, kter\u00e9 se vyskytuj\u00ed v aplikac\u00edch pru\u017en\u00fdch obal\u016f a plastov\u00fdch f\u00f3li\u00ed.<\/p>\n<p data-start=\"1556\" data-end=\"1591\">Existuj\u00ed dva hlavn\u00ed zku\u0161ebn\u00ed postupy:<\/p>\n<ul data-start=\"1592\" data-end=\"1781\">\n<li data-start=\"1592\" data-end=\"1674\">\n<p data-start=\"1594\" data-end=\"1674\"><strong data-start=\"1594\" data-end=\"1609\">Postup A<\/strong>: Pou\u017e\u00edv\u00e1 60mm otvor a v\u011bt\u0161\u00ed n\u00e1razovou hlavu (pr\u016fm\u011br 25,4 mm).<\/p>\n<\/li>\n<li data-start=\"1675\" data-end=\"1781\">\n<p data-start=\"1677\" data-end=\"1781\"><strong data-start=\"1677\" data-end=\"1714\">Postup B (Spencerova n\u00e1razov\u00e1 zkou\u0161ka)<\/strong>: Pou\u017e\u00edv\u00e1 otvor 89 mm a men\u0161\u00ed n\u00e1razovou hlavu (pr\u016fm\u011br 19,0 mm).<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"1783\" data-end=\"2071\">Ka\u017ed\u00fd postup vypo\u010d\u00edt\u00e1 <strong data-start=\"1813\" data-end=\"1830\">n\u00e1razov\u00e1 energie<\/strong> na z\u00e1klad\u011b v\u00fdkyvu kyvadla, co\u017e umo\u017e\u0148uje nahl\u00e9dnout do trvanlivosti materi\u00e1lu a jeho lomov\u00e9ho chov\u00e1n\u00ed. \u00dadaje z t\u011bchto metod jsou <strong data-start=\"1972\" data-end=\"1995\">nezam\u011bniteln\u00e9<\/strong>, tak\u017ee v\u00fdb\u011br vhodn\u00e9 f\u00f3lie z\u00e1vis\u00ed na typu a pou\u017eit\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-ce15613 e-flex e-con-boxed e-con e-parent\" data-id=\"ce15613\" 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-558d644 elementor-widget elementor-widget-heading\" data-id=\"558d644\" 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\">Kl\u00ed\u010dov\u00e9 aplikace n\u00e1razov\u00fdch zkou\u0161ek filmov\u00fdm kyvadlem<\/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-53ecdf9 e-flex e-con-boxed e-con e-parent\" data-id=\"53ecdf9\" 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-d4db41a elementor-widget elementor-widget-text-editor\" data-id=\"d4db41a\" 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=\"2132\" data-end=\"2231\">Na str\u00e1nk\u00e1ch <strong data-start=\"2136\" data-end=\"2182\">odolnost plastov\u00e9 f\u00f3lie proti kyvadlov\u00e9mu n\u00e1razu<\/strong> je d\u016fle\u017eitou specifikac\u00ed v mnoha pr\u016fmyslov\u00fdch odv\u011btv\u00edch:<\/p>\n<ul data-start=\"2232\" data-end=\"2635\">\n<li data-start=\"2232\" data-end=\"2336\">\n<p data-start=\"2234\" data-end=\"2336\"><strong data-start=\"2234\" data-end=\"2256\">Flexibiln\u00ed obaly<\/strong>: Hodnot\u00ed odolnost proti prop\u00edchnut\u00ed u potravinov\u00fdch s\u00e1\u010dk\u016f, pytl\u00edk\u016f a zdravotnick\u00fdch obal\u016f.<\/p>\n<\/li>\n<li data-start=\"2337\" data-end=\"2434\">\n<p data-start=\"2339\" data-end=\"2434\"><strong data-start=\"2339\" data-end=\"2367\">Automobilov\u00fd a leteck\u00fd pr\u016fmysl<\/strong>: M\u011b\u0159\u00ed odolnost vnit\u0159n\u00edch f\u00f3li\u00ed a kompozitn\u00edch vrstev proti n\u00e1razu.<\/p>\n<\/li>\n<li data-start=\"2435\" data-end=\"2528\">\n<p data-start=\"2437\" data-end=\"2528\"><strong data-start=\"2437\" data-end=\"2453\">Stavebnictv\u00ed<\/strong>: Zkou\u0161ky mechanick\u00e9 odolnosti lamin\u00e1t\u016f, membr\u00e1n a paroz\u00e1bran.<\/p>\n<\/li>\n<li data-start=\"2529\" data-end=\"2635\">\n<p data-start=\"2531\" data-end=\"2635\"><strong data-start=\"2531\" data-end=\"2553\">Pap\u00edr a tisk<\/strong>: Posuzuje nat\u00edran\u00fd pap\u00edr a v\u00edcevrstv\u00e9 substr\u00e1ty z hlediska odolnosti proti roztr\u017een\u00ed a protr\u017een\u00ed.<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"2637\" data-end=\"2804\">Pro v\u0161echny tyto aplikace, <strong data-start=\"2665\" data-end=\"2699\">testov\u00e1n\u00ed odolnosti f\u00f3lie proti n\u00e1razu<\/strong> zaji\u0161\u0165uje, \u017ee materi\u00e1ly vydr\u017e\u00ed skute\u010dnou manipulaci, t\u011bsn\u011bn\u00ed a mechanick\u00e9 nam\u00e1h\u00e1n\u00ed, ani\u017e by do\u0161lo k jejich selh\u00e1n\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-0a31bd1 e-flex e-con-boxed e-con e-parent\" data-id=\"0a31bd1\" 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-10980f9 elementor-widget elementor-widget-heading\" data-id=\"10980f9\" 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\">Proveden\u00ed kyvadlov\u00e9 n\u00e1razov\u00e9 zkou\u0161ky filmu<\/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-a65f8a3 e-flex e-con-boxed e-con e-parent\" data-id=\"a65f8a3\" 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-e111a2b elementor-widget elementor-widget-text-editor\" data-id=\"e111a2b\" 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>Na str\u00e1nk\u00e1ch<a href=\"https:\/\/www.filmpendulumimpact.com\/cs\/impact-resistance-of-plastic-film\/\" target=\"_blank\" rel=\"noopener\"> <strong data-start=\"2859\" data-end=\"2882\">kyvadlov\u00e1 r\u00e1zov\u00e1 zkou\u0161ka<\/strong><\/a> metoda zahrnuje n\u011bkolik standardizovan\u00fdch krok\u016f:<\/p>\n<ol data-start=\"2928\" data-end=\"3856\">\n<li data-start=\"2928\" data-end=\"3121\">\n<p data-start=\"2931\" data-end=\"3121\"><strong data-start=\"2931\" data-end=\"2953\">P\u0159\u00edprava vzorku<\/strong>: Vyst\u0159ihn\u011bte alespo\u0148 p\u011bt zku\u0161ebn\u00edch vzork\u016f s rozm\u011bry vhodn\u00fdmi pro svorky (nap\u0159. pr\u016fm\u011br 100 mm nebo \u010dtverec). Ujist\u011bte se, \u017ee je f\u00f3lie rovn\u00e1, stejnom\u011brn\u00e1 a bez povrchov\u00fdch vad.<\/p>\n<\/li>\n<li data-start=\"3126\" data-end=\"3263\">\n<p data-start=\"3129\" data-end=\"3263\"><strong data-start=\"3129\" data-end=\"3145\">Kondice<\/strong>: Vzorky p\u0159ed zkou\u0161kou stabilizujte p\u0159i teplot\u011b 23 \u00b1 2 \u00b0C a relativn\u00ed vlhkosti 50 \u00b1 10% podle pokyn\u016f ASTM, aby se stabilizovaly mechanick\u00e9 vlastnosti.<\/p>\n<\/li>\n<li data-start=\"3265\" data-end=\"3503\">\n<p data-start=\"3268\" data-end=\"3286\"><strong data-start=\"3268\" data-end=\"3285\">Nastaven\u00ed testov\u00e1n\u00ed<\/strong>:<\/p>\n<ul data-start=\"3290\" data-end=\"3503\">\n<li data-start=\"3290\" data-end=\"3398\">\n<p data-start=\"3292\" data-end=\"3398\">Vlo\u017ete vzorek do up\u00ednac\u00ed jednotky s kruhov\u00fdm otvorem (postup A: 60 mm, postup B: 89 mm).<\/p>\n<\/li>\n<li data-start=\"3402\" data-end=\"3454\">\n<p data-start=\"3404\" data-end=\"3454\">Zvedn\u011bte a zajist\u011bte kyvadlo do nastaven\u00e9 v\u00fd\u0161ky.<\/p>\n<\/li>\n<li data-start=\"3458\" data-end=\"3503\">\n<p data-start=\"3460\" data-end=\"3503\">Vyrovnejte \u00faderovou hlavu se st\u0159edem filmu.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li data-start=\"3505\" data-end=\"3680\">\n<p data-start=\"3508\" data-end=\"3527\"><strong data-start=\"3508\" data-end=\"3526\">Proveden\u00ed testu<\/strong>:<\/p>\n<ul data-start=\"3531\" data-end=\"3680\">\n<li data-start=\"3531\" data-end=\"3607\">\n<p data-start=\"3533\" data-end=\"3607\">Uvoln\u011bte kyvadlo. Kyvadlo se zhoupne sm\u011brem dol\u016f, ude\u0159\u00ed do f\u00f3lie a roztrhne ji.<\/p>\n<\/li>\n<li data-start=\"3611\" data-end=\"3680\">\n<p data-start=\"3613\" data-end=\"3680\">Ztr\u00e1tu kinetick\u00e9 energie zm\u011b\u0159te pomoc\u00ed \u010d\u00edseln\u00edku nebo digit\u00e1ln\u00edho ukazatele.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li data-start=\"3682\" data-end=\"3856\">\n<p data-start=\"3685\" data-end=\"3706\"><strong data-start=\"3685\" data-end=\"3705\">Z\u00e1znam v\u00fdsledk\u016f<\/strong>:<\/p>\n<ul data-start=\"3710\" data-end=\"3856\">\n<li data-start=\"3710\" data-end=\"3795\">\n<p data-start=\"3712\" data-end=\"3795\">V\u00fdpo\u010det <strong data-start=\"3722\" data-end=\"3743\">odolnost proti n\u00e1razu<\/strong> v joulech (J) nebo cm-kgf podle rovnice ASTM D3420.<\/p>\n<\/li>\n<li data-start=\"3799\" data-end=\"3856\">\n<p data-start=\"3801\" data-end=\"3856\">Zaznamenejte pr\u016fm\u011brnou energii prasknut\u00ed pro v\u0161echny vzorky.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p data-start=\"3858\" data-end=\"3999\">Tato zkou\u0161ka poskytuje kvantitativn\u00ed ukazatel toho, kolik energie m\u016f\u017ee materi\u00e1l absorbovat, ne\u017e dojde k jeho selh\u00e1n\u00ed - co\u017e je d\u016fle\u017eit\u00e9 pro bezpe\u010dnost a kontrolu kvality.<\/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-70ee35d e-flex e-con-boxed e-con e-parent\" data-id=\"70ee35d\" 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-bed3f93 elementor-widget elementor-widget-video\" data-id=\"bed3f93\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/www.youtube.com\\\/watch?v=vEx4esxMESw&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-2459bfd e-flex e-con-boxed e-con e-parent\" data-id=\"2459bfd\" 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-b4e8225 elementor-widget elementor-widget-heading\" data-id=\"b4e8225\" 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\u00fdhody pou\u017e\u00edv\u00e1n\u00ed kyvadlov\u00e9 r\u00e1zov\u00e9 zkou\u0161ky PIT-01<\/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-0e34133 e-flex e-con-boxed e-con e-parent\" data-id=\"0e34133\" 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-9b66424 elementor-widget elementor-widget-text-editor\" data-id=\"9b66424\" 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=\"4063\" data-end=\"4364\">Pro laborato\u0159e a v\u00fdrobn\u00ed t\u00fdmy zaji\u0161\u0165uj\u00edc\u00ed kvalitu jsou p\u0159esnost, opakovatelnost a soulad s normami ASTM neoddiskutovateln\u00e9. Na str\u00e1nk\u00e1ch <strong data-start=\"4189\" data-end=\"4222\">PIT-01 kyvadlov\u00e1 r\u00e1zov\u00e1 zkou\u0161e\u010dka<\/strong> od spole\u010dnosti Cell Instruments je navr\u017een tak, aby spl\u0148oval p\u0159\u00edsn\u00e9 po\u017eadavky na <strong data-start=\"4293\" data-end=\"4307\">ASTM D3420<\/strong> a <strong data-start=\"4312\" data-end=\"4326\">NF T54-116<\/strong> pro <strong data-start=\"4331\" data-end=\"4363\">kyvadlov\u00e9 n\u00e1razov\u00e9 zkou\u0161ky filmu<\/strong>.<\/p>\n<p data-start=\"4366\" data-end=\"4391\"><strong data-start=\"4366\" data-end=\"4390\">Kl\u00ed\u010dov\u00e9 funkce zahrnuj\u00ed<\/strong>:<\/p>\n<ul data-start=\"4392\" data-end=\"4716\">\n<li data-start=\"4392\" data-end=\"4449\">\n<p data-start=\"4394\" data-end=\"4449\"><strong data-start=\"4394\" data-end=\"4449\">Vysoce p\u0159esn\u00e9 kyvadlo s automatick\u00fdm uvoln\u011bn\u00edm<\/strong><\/p>\n<\/li>\n<li data-start=\"4450\" data-end=\"4511\">\n<p data-start=\"4452\" data-end=\"4511\"><strong data-start=\"4452\" data-end=\"4484\">\u0158\u00edzen\u00ed PLC pr\u016fmyslov\u00e9 t\u0159\u00eddy<\/strong> a <strong data-start=\"4489\" data-end=\"4511\">7\u201d dotykov\u00fd displej HMI<\/strong><\/p>\n<\/li>\n<li data-start=\"4512\" data-end=\"4588\">\n<p data-start=\"4514\" data-end=\"4588\"><strong data-start=\"4514\" data-end=\"4557\">V\u00edce \u00farovn\u00ed energie a n\u00e1razov\u00fdch hlavic<\/strong> pokr\u00fdt \u0161irok\u00fd rozsah testov\u00e1n\u00ed<\/p>\n<\/li>\n<li data-start=\"4589\" data-end=\"4665\">\n<p data-start=\"4591\" data-end=\"4665\"><strong data-start=\"4591\" data-end=\"4620\">Pneumatick\u00fd up\u00ednac\u00ed syst\u00e9m<\/strong> pro konzistentn\u00ed a neklouzav\u00e9 upevn\u011bn\u00ed vzorku<\/p>\n<\/li>\n<li data-start=\"4666\" data-end=\"4716\">\n<p data-start=\"4668\" data-end=\"4716\"><strong data-start=\"4668\" data-end=\"4694\">Sn\u00edm\u00e1n\u00ed dat v re\u00e1ln\u00e9m \u010dase<\/strong> a digit\u00e1ln\u00ed zpravodajstv\u00ed<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"4718\" data-end=\"4910\">Tyto funkce sni\u017euj\u00ed chybovost obsluhy, minimalizuj\u00ed variabilitu test\u016f a zvy\u0161uj\u00ed efektivitu testov\u00e1n\u00ed. <strong data-start=\"4813\" data-end=\"4849\">zkou\u0161ky odolnosti proti kyvadlov\u00e9mu n\u00e1razu<\/strong> ve v\u00fdzkumu, v\u00fdrob\u011b a p\u0159i zaji\u0161\u0165ov\u00e1n\u00ed kvality.<\/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-dbde9b0 e-flex e-con-boxed e-con e-parent\" data-id=\"dbde9b0\" 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-571b456 elementor-widget elementor-widget-heading\" data-id=\"571b456\" 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\">Za\u0159\u00edzen\u00ed pro n\u00e1razov\u00e9 zkou\u0161ky Spencer vs. jin\u00e9 metody<\/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-2181135 e-flex e-con-boxed e-con e-parent\" data-id=\"2181135\" 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-a6c5eda elementor-widget elementor-widget-text-editor\" data-id=\"a6c5eda\" 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=\"4973\" data-end=\"5233\"><strong data-start=\"4973\" data-end=\"5009\">Za\u0159\u00edzen\u00ed pro n\u00e1razov\u00e9 zkou\u0161ky Spencer<\/strong> (postup B) je v\u0161eobecn\u011b uzn\u00e1v\u00e1n pro svou univerz\u00e1lnost p\u0159i testov\u00e1n\u00ed tenk\u00fdch plastov\u00fdch f\u00f3li\u00ed. V porovn\u00e1n\u00ed s metodami kapky \u0161ipky (nap\u0159. ASTM D1709), <strong data-start=\"5146\" data-end=\"5166\">kyvadlov\u00e9 metody<\/strong> poskytuj\u00ed konzistentn\u011bj\u0161\u00ed v\u00fdsledky pro hladk\u00e9, homogenn\u00ed materi\u00e1ly.<\/p>\n<p data-start=\"5235\" data-end=\"5254\">Mezi v\u00fdhody pat\u0159\u00ed:<\/p>\n<ul data-start=\"5255\" data-end=\"5455\">\n<li data-start=\"5255\" data-end=\"5302\">\n<p data-start=\"5257\" data-end=\"5302\"><strong data-start=\"5257\" data-end=\"5302\">\u0158\u00edzen\u00e1 a m\u011b\u0159iteln\u00e1 dod\u00e1vka energie<\/strong><\/p>\n<\/li>\n<li data-start=\"5303\" data-end=\"5351\">\n<p data-start=\"5305\" data-end=\"5351\"><strong data-start=\"5305\" data-end=\"5351\">Vhodnost pro \u0161irokou \u0161k\u00e1lu typ\u016f film\u016f<\/strong><\/p>\n<\/li>\n<li data-start=\"5352\" data-end=\"5399\">\n<p data-start=\"5354\" data-end=\"5399\"><strong data-start=\"5354\" data-end=\"5399\">Snadn\u00e1 kalibrace a vysok\u00e1 reprodukovatelnost<\/strong><\/p>\n<\/li>\n<li data-start=\"5400\" data-end=\"5455\">\n<p data-start=\"5402\" data-end=\"5455\"><strong data-start=\"5402\" data-end=\"5455\">Soulad s mnoha glob\u00e1ln\u00edmi testovac\u00edmi standardy<\/strong><\/p>\n<\/li>\n<\/ul>\n<p data-start=\"5457\" data-end=\"5644\">U vysoce rizikov\u00fdch aplikac\u00ed, jako jsou farmaceutick\u00e9 obaly nebo steriln\u00ed l\u00e9ka\u0159sk\u00e9 f\u00f3lie, je pou\u017eit\u00ed <strong data-start=\"5553\" data-end=\"5601\">standardizovan\u00e1 kyvadlov\u00e1 zkou\u0161ka odolnosti proti n\u00e1razu<\/strong> zaji\u0161\u0165uje d\u016fv\u011bru v neporu\u0161enost obalu.<\/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-141f172 e-flex e-con-boxed e-con e-parent\" data-id=\"141f172\" 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-bb35101 elementor-widget elementor-widget-heading\" data-id=\"bb35101\" 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-ed80c88 e-flex e-con-boxed e-con e-parent\" data-id=\"ed80c88\" 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-3c363cd elementor-widget elementor-widget-text-editor\" data-id=\"3c363cd\" 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=\"5667\" data-end=\"5922\"><strong data-start=\"5667\" data-end=\"5681\">ASTM D3420<\/strong> poskytuje z\u00e1klad pro p\u0159esn\u00e9 a spolehliv\u00e9 <strong data-start=\"5732\" data-end=\"5759\">kyvadlov\u00e1 n\u00e1razov\u00e1 zkou\u0161ka<\/strong> plastov\u00fdch f\u00f3li\u00ed. D\u00edky simulaci skute\u010dn\u00fdch n\u00e1raz\u016f pom\u00e1h\u00e1 v\u00fdrobc\u016fm posoudit odolnost a v\u00fdkonnost obalov\u00fdch materi\u00e1l\u016f p\u0159i dynamick\u00e9m nam\u00e1h\u00e1n\u00ed.<\/p>\n<p data-start=\"5924\" data-end=\"6215\">Pou\u017eit\u00ed <a href=\"https:\/\/www.celtec.cn\/productinfo\/1239673.html\" target=\"_blank\" rel=\"noopener\"><strong data-start=\"5934\" data-end=\"5967\">PIT-01 kyvadlov\u00e1 r\u00e1zov\u00e1 zkou\u0161e\u010dka<\/strong><\/a> od spole\u010dnosti Cell Instruments zajist\u00ed, \u017ee v\u00e1\u0161 zku\u0161ebn\u00ed proces bude nejen v souladu s normou ASTM, ale tak\u00e9 efektivn\u00ed a p\u0159esn\u00fd. Tato zku\u0161ebn\u00ed metoda a za\u0159\u00edzen\u00ed jsou nepostradateln\u00e9 pro dod\u00e1v\u00e1n\u00ed bezpe\u010dn\u00fdch a vysoce kvalitn\u00edch v\u00fdrobk\u016f, od potravin\u00e1\u0159sk\u00fdch obal\u016f a\u017e po automobilov\u00e9 membr\u00e1ny.<\/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>ASTM D3420 Film Pendulum Impact Testing For packaging, medical, and industrial films, impact resistance is a critical property that determines a material\u2019s ability to withstand sudden mechanical stress during production, shipping, and use. The ASTM D3420 standard provides a reliable and repeatable method to evaluate this property through a film pendulum impact test, often referred [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-1326","page","type-page","status-publish","hentry"],"acf":[],"rankMath":{"parentDomain":"filmpendulumimpact.com","noFollowDomains":[],"noFollowExcludeDomains":[],"noFollowExternalLinks":false,"featuredImageNotice":"Doporu\u010den\u00fd obr\u00e1zek by m\u011bl b\u00fdt alespo\u0148 200 x 200 pixel\u016f, aby jej bylo mo\u017en\u00e9 zachytit na Facebooku a na jin\u00fdch soci\u00e1ln\u00edch s\u00edt\u00edch.","pluginReviewed":false,"postSettings":{"linkSuggestions":true,"useFocusKeyword":false},"frontEndScore":false,"postName":"astm-d3420","permalinkFormat":"https:\/\/www.filmpendulumimpact.com\/cs\/%pagename%\/","showLockModifiedDate":true,"assessor":{"focusKeywordLink":"https:\/\/www.filmpendulumimpact.com\/wp-admin\/edit.php?focus_keyword=%focus_keyword%&post_type=%post_type%","hasTOCPlugin":true,"primaryTaxonomy":false,"serpData":{"title":"ASTM D3420 Kyvadlov\u00e1 zkou\u0161ka n\u00e1razu f\u00f3lie a pr\u016fvodce odolnost\u00ed proti n\u00e1razu","description":"Zjist\u011bte, jak norma ASTM D3420 definuje zkou\u0161ku odolnosti proti n\u00e1razu kyvadlem pro plastov\u00e9 f\u00f3lie. Prozkoumejte metody, vybaven\u00ed a osv\u011bd\u010den\u00e9 postupy kyvadlov\u00e9 r\u00e1zov\u00e9 zkou\u0161ky f\u00f3li\u00ed pomoc\u00ed kyvadlov\u00e9 r\u00e1zov\u00e9 zkou\u0161ky PIT-01.","focusKeywords":"astm d3420,film pendulum impact tester,impact resistance of plastic film,pendulum impact resistance 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