{"id":1173,"date":"2025-06-10T11:11:21","date_gmt":"2025-06-10T03:11:21","guid":{"rendered":"https:\/\/www.puncturetest.com\/?page_id=1173"},"modified":"2026-07-06T08:43:10","modified_gmt":"2026-07-06T00:43:10","slug":"astm-d5748","status":"publish","type":"page","link":"https:\/\/www.puncturetest.com\/cs\/standards\/astm-d5748\/","title":{"rendered":"ASTM D5748"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"1173\" class=\"elementor elementor-1173\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c60fdbb e-flex e-con-boxed e-con e-parent\" data-id=\"c60fdbb\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-db6fcba e-con-full e-flex e-con e-child\" data-id=\"db6fcba\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-9d1f798 e-con-full e-flex e-con e-child\" data-id=\"9d1f798\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-8cc5a79 e-con-full e-flex e-con e-child\" data-id=\"8cc5a79\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b6b67d4 elementor-widget elementor-widget-heading\" data-id=\"b6b67d4\" 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\"> ASTM D5748<br>Zkou\u0161ka pror\u00e1\u017een\u00edm<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-75302b5 elementor-widget elementor-widget-heading\" data-id=\"75302b5\" 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\">Odolnost stre\u010dov\u00e9 f\u00f3lie proti prop\u00edchnut\u00ed<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-69f526a elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"69f526a\" 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=\"414\" data-end=\"772\">Norma ASTM D5748 je z\u00e1sadn\u00ed normou pro m\u011b\u0159en\u00ed odolnosti plastov\u00fdch f\u00f3li\u00ed proti prop\u00edchnut\u00ed, zejm\u00e9na v aplikac\u00edch zahrnuj\u00edc\u00edch stretch f\u00f3lie a ochrann\u00e9 obaly. Dodr\u017eov\u00e1n\u00edm t\u00e9to zku\u0161ebn\u00ed metody mohou v\u00fdrobci a odborn\u00edci na kontrolu kvality zajistit, aby plastov\u00e9 f\u00f3lie spl\u0148ovaly v\u00fdkonnostn\u00ed normy a odol\u00e1valy re\u00e1ln\u00fdm v\u00fdzv\u00e1m.<\/p>\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-40a9fe8 elementor-button-align-stretch elementor-widget elementor-widget-form\" data-id=\"40a9fe8\" data-element_type=\"widget\" data-settings=\"{&quot;button_width&quot;:&quot;25&quot;,&quot;step_next_label&quot;:&quot;Next&quot;,&quot;step_previous_label&quot;:&quot;Previous&quot;,&quot;step_type&quot;:&quot;number_text&quot;,&quot;step_icon_shape&quot;:&quot;circle&quot;}\" data-widget_type=\"form.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<form class=\"elementor-form\" method=\"post\" name=\"New Form\" action=\"\">\n\t\t\t<input type=\"hidden\" name=\"post_id\" value=\"1173\"\/>\n\t\t\t<input type=\"hidden\" name=\"form_id\" value=\"40a9fe8\"\/>\n\t\t\t<input type=\"hidden\" name=\"referer_title\" value=\"Puncture Test\" \/>\n\n\t\t\t\n\t\t\t<div class=\"elementor-form-fields-wrapper elementor-labels-\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-text elementor-field-group elementor-column elementor-field-group-name elementor-col-100 elementor-field-required\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-name\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tN\u00e1zev\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"text\" name=\"form_fields[name]\" id=\"form-field-name\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"N\u00e1zev\" required=\"required\" aria-required=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-text elementor-field-group elementor-column elementor-field-group-field_26b0101 elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-field_26b0101\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tSpole\u010dnost\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"text\" name=\"form_fields[field_26b0101]\" id=\"form-field-field_26b0101\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Spole\u010dnost\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-email elementor-field-group elementor-column elementor-field-group-email elementor-col-100 elementor-field-required\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-email\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tE-mail\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"email\" name=\"form_fields[email]\" id=\"form-field-email\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"E-mail\" required=\"required\" aria-required=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-textarea elementor-field-group elementor-column elementor-field-group-message elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-message\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tZpr\u00e1va\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t<textarea class=\"elementor-field-textual elementor-field  elementor-size-sm\" name=\"form_fields[message]\" id=\"form-field-message\" rows=\"4\" placeholder=\"Zpr\u00e1va\"><\/textarea>\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-recaptcha_v3 elementor-field-group elementor-column elementor-field-group-field_50f0fd6 elementor-col-100 recaptcha_v3-bottomright\">\n\t\t\t\t\t<div class=\"elementor-field\" id=\"form-field-field_50f0fd6\"><div class=\"elementor-g-recaptcha\" data-sitekey=\"6LeLYK0rAAAAAHXMSRlZbLyPH_jDlVvvumr68egi\" data-type=\"v3\" data-action=\"Form\" data-badge=\"bottomright\" data-size=\"invisible\"><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-text\">\n\t\t\t\t\t<input size=\"1\" type=\"text\" name=\"form_fields[field_25e43d9]\" id=\"form-field-field_25e43d9\" class=\"elementor-field elementor-size-sm\" style=\"display:none !important;\">\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-group elementor-column elementor-field-type-submit elementor-col-25 e-form__buttons\">\n\t\t\t\t\t<button class=\"elementor-button elementor-size-sm\" type=\"submit\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Odeslat<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/button>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<input type=\"hidden\" name=\"trp-form-language\" value=\"cs\"\/><\/form>\n\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<div class=\"elementor-element elementor-element-163fe1b e-con-full e-flex e-con e-child\" data-id=\"163fe1b\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\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-3f2b60d e-flex e-con-boxed e-con e-parent\" data-id=\"3f2b60d\" 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-7c5f6d2 elementor-widget elementor-widget-heading\" data-id=\"7c5f6d2\" 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\">Co je ASTM D5748?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6126588 elementor-widget elementor-widget-text-editor\" data-id=\"6126588\" 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=\"779\" data-end=\"1196\">ASTM D5748, s n\u00e1zvem <em data-start=\"824\" data-end=\"905\">\"Standardn\u00ed zku\u0161ebn\u00ed metoda pro odolnost stre\u010dov\u00e9 f\u00f3lie proti prora\u017een\u00ed\".<\/em> popisuje postup pro stanoven\u00ed odolnosti plastov\u00e9 f\u00f3lie proti prop\u00edchnut\u00ed. Tato norma je d\u016fle\u017eit\u00e1 zejm\u00e9na pro pr\u016fmyslov\u00e1 odv\u011btv\u00ed, kter\u00e1 pou\u017e\u00edvaj\u00ed stretch f\u00f3lie p\u0159i <strong data-start=\"1069\" data-end=\"1185\">obaly, potraviny, l\u00e9ka\u0159sk\u00e9 a farmaceutick\u00e9 v\u00fdrobky, lepidla, n\u00e1poje, chemik\u00e1lie pro ka\u017edodenn\u00ed pou\u017eit\u00ed, textil, plasty, elektronika.<\/strong>a dal\u0161\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-a9693b2 e-flex e-con-boxed e-con e-parent\" data-id=\"a9693b2\" 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-b44c843 elementor-widget elementor-widget-heading\" data-id=\"b44c843\" 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\">Prora\u017een\u00ed a odolnost plastov\u00fdch f\u00f3li\u00ed proti prora\u017een\u00ed<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-038313d e-grid e-con-full e-con e-child\" data-id=\"038313d\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e6693a2 elementor-widget elementor-widget-image\" data-id=\"e6693a2\" 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=\"600\" height=\"200\" src=\"https:\/\/www.puncturetest.com\/wp-content\/uploads\/2025\/06\/ASTM-D5748.webp\" class=\"attachment-large size-large wp-image-1176\" alt=\"ASTM D5748\" srcset=\"https:\/\/www.puncturetest.com\/wp-content\/uploads\/2025\/06\/ASTM-D5748.webp 600w, https:\/\/www.puncturetest.com\/wp-content\/uploads\/2025\/06\/ASTM-D5748-300x100.webp 300w, https:\/\/www.puncturetest.com\/wp-content\/uploads\/2025\/06\/ASTM-D5748-18x6.webp 18w\" 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 class=\"elementor-element elementor-element-beb1dd0 elementor-widget elementor-widget-text-editor\" data-id=\"beb1dd0\" 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=\"1203\" data-end=\"1608\">Odolnost proti prora\u017een\u00ed vyjad\u0159uje schopnost plastov\u00fdch f\u00f3li\u00ed pohlcovat energii p\u0159i st\u0159etu s ostr\u00fdmi p\u0159edm\u011bty nebo v\u00fdstupky. V mnoha pr\u016fmyslov\u00fdch aplikac\u00edch mus\u00ed plastov\u00e9 f\u00f3lie chr\u00e1nit obsah p\u0159i manipulaci a skladov\u00e1n\u00ed. Norma ASTM D5748 zaji\u0161\u0165uje, \u017ee f\u00f3lie poskytuj\u00ed spolehlivou ochranu proti prop\u00edchnut\u00ed, co\u017e je <strong data-start=\"1561\" data-end=\"1607\">rozhoduj\u00edc\u00ed pro zachov\u00e1n\u00ed integrity v\u00fdrobku<\/strong>.<\/p><p data-start=\"1610\" data-end=\"1874\">Nap\u0159\u00edklad b\u011bhem p\u0159epravy nebo skladov\u00e1n\u00ed mohou b\u00fdt f\u00f3lie vystaveny dvouos\u00e9mu nam\u00e1h\u00e1n\u00ed podobn\u00e9mu tomu, kter\u00e9 bylo vytvo\u0159eno v tomto testu. A\u010dkoli se p\u0159esn\u00e9 podm\u00ednky v ter\u00e9nu mohou li\u0161it, poskytuje to <strong data-start=\"1799\" data-end=\"1838\">konzistentn\u00ed a srovnateln\u00fd r\u00e1mec<\/strong> pro hodnocen\u00ed odolnosti proti prop\u00edchnut\u00ed.<\/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\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a6df764 e-flex e-con-boxed e-con e-parent\" data-id=\"a6df764\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-e5f91e3 e-con-full e-flex e-con e-child\" data-id=\"e5f91e3\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-40d8734 e-con-full e-flex e-con e-child\" data-id=\"40d8734\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-15bd215 elementor-widget elementor-widget-heading\" data-id=\"15bd215\" 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\">Vybaven\u00ed a nastaven\u00ed<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-44c6d75 elementor-widget elementor-widget-text-editor\" data-id=\"44c6d75\" 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=\"1881\" data-end=\"2218\">K proveden\u00ed zkou\u0161ky podle normy ASTM D5748 je zapot\u0159eb\u00ed specializovan\u00e9 vybaven\u00ed. Puncturetest.com\u00a0<a href=\"https:\/\/www.puncturetest.com\/cs\/protrusion-puncture-resistance-tester\/\"><strong data-start=\"1992\" data-end=\"2029\">Tester pror\u00e1\u017eec\u00edho tlaku<\/strong><\/a> je velmi doporu\u010dov\u00e1n pro svou <strong data-start=\"2060\" data-end=\"2102\">p\u0159esnost, spolehlivost a dodr\u017eov\u00e1n\u00ed p\u0159edpis\u016f<\/strong> s po\u017eadavky normy ASTM D5748. Tento tester zaji\u0161\u0165uje p\u0159esn\u00e9 m\u011b\u0159en\u00ed energie pr\u016frazu a vzd\u00e1lenosti pr\u016frazu.<\/p><p data-start=\"2220\" data-end=\"2258\"><strong data-start=\"2220\" data-end=\"2256\">Kl\u00ed\u010dov\u00e9 kroky pro nastaven\u00ed a testov\u00e1n\u00ed:<\/strong><\/p><ul><li data-start=\"2261\" data-end=\"2340\">Nainstalujte p\u0159\u00edstroj sondy a vycentrujte jej nad up\u00ednac\u00edm p\u0159\u00edpravkem vzorku.<\/li><li data-start=\"2343\" data-end=\"2441\">Kalibraci za\u0159\u00edzen\u00ed prove\u010fte podle pokyn\u016f v\u00fdrobce, abyste zajistili p\u0159esn\u00e9 v\u00fdsledky.<\/li><li data-start=\"2444\" data-end=\"2570\">Pro ka\u017ed\u00fd vzorek p\u0159ipravte nejm\u00e9n\u011b p\u011bt vzork\u016f a zm\u011b\u0159en\u00edm kaliperu ve st\u0159edu vzorku zajist\u011bte stejnou tlou\u0161\u0165ku.<\/li><\/ul>\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 class=\"elementor-element elementor-element-e5f0632 elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"e5f0632\" 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\t<a href=\"https:\/\/www.puncturetest.com\/cs\/protrusion-puncture-resistance-tester\/\">\n\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.puncturetest.com\/wp-content\/uploads\/2025\/02\/astm-d5748-protrusion-puncture-resistance-tester-scaled.webp\" title=\"astm d5748 tester odolnosti proti prora\u017een\u00ed\" alt=\"astm d5748 tester odolnosti proti prora\u017een\u00ed\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t<\/a>\n\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-b39e9b8 e-flex e-con-boxed e-con e-parent\" data-id=\"b39e9b8\" 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-e01a403 elementor-widget elementor-widget-heading\" data-id=\"e01a403\" 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\">Podrobn\u00fd zku\u0161ebn\u00ed postup podle normy ASTM D5748<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ba15752 e-grid e-con-full e-con e-child\" data-id=\"ba15752\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3d8eac0 elementor-widget elementor-widget-video\" data-id=\"3d8eac0\" data-element_type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/youtu.be\\\/LIgUEoBGAcs?si=C6KOI-9cguQNvCBc&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<div class=\"elementor-element elementor-element-bab7d02 elementor-widget elementor-widget-text-editor\" data-id=\"bab7d02\" 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=\"2577\" data-end=\"2663\">Na str\u00e1nk\u00e1ch <a href=\"https:\/\/www.astm.org\/d5748-95r19.html\" target=\"_blank\" rel=\"noopener\">ASTM D5748<\/a> Test prob\u00edh\u00e1 podle \u0159ady p\u0159esn\u00fdch krok\u016f:<\/p><ol><li data-start=\"2668\" data-end=\"2764\"><strong data-start=\"2668\" data-end=\"2691\">Kalibrace za\u0159\u00edzen\u00ed<\/strong>: Pro zaji\u0161t\u011bn\u00ed p\u0159esn\u00e9ho nastaven\u00ed rozsahu zat\u00ed\u017een\u00ed postupujte podle n\u00e1vodu k obsluze za\u0159\u00edzen\u00ed.<\/li><li data-start=\"2768\" data-end=\"2886\"><strong data-start=\"2768\" data-end=\"2789\">P\u0159\u00edprava vzork\u016f<\/strong>: Pomoc\u00ed \u0161ablony a \u0159eza\u010dky p\u0159ipravte nejm\u00e9n\u011b p\u011bt vzork\u016f a zaznamenejte m\u011b\u0159en\u00ed tlou\u0161\u0165ky.<\/li><li data-start=\"2890\" data-end=\"3014\"><strong data-start=\"2890\" data-end=\"2909\">Upnut\u00ed a vyrovn\u00e1n\u00ed<\/strong>: Um\u00edst\u011bte vzorek do dr\u017e\u00e1ku a nastavte sondu tak, aby byla co nejbl\u00ed\u017ee a nedot\u00fdkala se.<\/li><li data-start=\"3018\" data-end=\"3039\"><strong data-start=\"3018\" data-end=\"3036\">Proveden\u00ed testu<\/strong>:<ul><li data-start=\"3045\" data-end=\"3122\">Nastavte rychlost k\u0159\u00ed\u017eov\u00e9 hlavy univerz\u00e1ln\u00edho testeru na 10 palc\u016f\/min (250 mm\/min).<\/li><li data-start=\"3128\" data-end=\"3199\">Zahajte testov\u00e1n\u00ed a ujist\u011bte se, \u017ee sonda zcela proch\u00e1z\u00ed f\u00f3li\u00ed.<\/li><li data-start=\"3205\" data-end=\"3273\">Zkou\u0161ky s otvory, kter\u00e9 se tvo\u0159\u00ed mimo m\u00edsto dopadu sondy, vy\u0159a\u010fte.<\/li><\/ul><\/li><li data-start=\"3277\" data-end=\"3427\"><strong data-start=\"3277\" data-end=\"3295\">Z\u00e1znam dat<\/strong>: Pomoc\u00ed integrovan\u00e9ho softwaru nebo z\u00e1znamov\u00fdch tabulek zaznamen\u00e1vejte \u0161pi\u010dkovou s\u00edlu, maxim\u00e1ln\u00ed s\u00edlu, energii do p\u0159eru\u0161en\u00ed a vzd\u00e1lenost pr\u016fniku sondy.<\/li><li data-start=\"3431\" data-end=\"3540\"><strong data-start=\"3431\" data-end=\"3459\">Opakujte pro v\u0161echny vzorky<\/strong>: Zaji\u0161t\u011bn\u00ed opakovatelnosti a konzistence testov\u00e1n\u00edm v\u0161ech vzork\u016f stejn\u00fdm zp\u016fsobem.<\/li><\/ol>\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-6821011 e-con-full e-flex e-con e-parent\" data-id=\"6821011\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-665057d elementor-cta--skin-classic elementor-animated-content elementor-bg-transform elementor-bg-transform-zoom-in elementor-widget elementor-widget-call-to-action\" data-id=\"665057d\" data-element_type=\"widget\" data-widget_type=\"call-to-action.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-cta\">\n\t\t\t\t\t<div class=\"elementor-cta__bg-wrapper\">\n\t\t\t\t<div class=\"elementor-cta__bg elementor-bg\" style=\"background-image: url(https:\/\/www.puncturetest.com\/wp-content\/uploads\/2025\/02\/Elastomeric-Closures-Penetrability-Test-1024x256.webp);\" role=\"img\" aria-label=\"Elastomerov\u00e9 uz\u00e1v\u011bry Zkou\u0161ka prody\u0161nosti\"><\/div>\n\t\t\t\t<div class=\"elementor-cta__bg-overlay\"><\/div>\n\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-cta__content\">\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<h2 class=\"elementor-cta__title elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t\tZajist\u011bte si shodu obal\u016f je\u0161t\u011b dnes\t\t\t\t\t<\/h2>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-cta__description elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t\tNorma ASTM D5748 poskytuje spolehliv\u00fd r\u00e1mec pro hodnocen\u00ed odolnosti plastov\u00fdch f\u00f3li\u00ed proti prop\u00edchnut\u00ed. Zaji\u0161\u0165uje, aby f\u00f3lie pou\u017e\u00edvan\u00e9 v obalov\u00fdch a ochrann\u00fdch aplikac\u00edch spl\u0148ovaly po\u017eadavky re\u00e1ln\u00e9ho prost\u0159ed\u00ed. D\u00edky integraci <b>Tester pror\u00e1\u017eec\u00edho tlaku<\/b> z <b>Puncturetest.com<\/b> do procesu kontroly kvality, m\u016f\u017eete zv\u00fd\u0161it p\u0159esnost testov\u00e1n\u00ed a <b>zaji\u0161t\u011bn\u00ed spolehliv\u00e9ho v\u00fdkonu<\/b> va\u0161ich plastov\u00fdch f\u00f3li\u00ed v r\u016fzn\u00fdch pr\u016fmyslov\u00fdch a spot\u0159ebitelsk\u00fdch aplikac\u00edch.\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-cta__button-wrapper elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t<a class=\"elementor-cta__button elementor-button elementor-size-\" href=\"https:\/\/www.puncturetest.com\/cs\/contact\/\">\n\t\t\t\t\t\tKlikn\u011bte zde\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\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>","protected":false},"excerpt":{"rendered":"<p>ASTM D5748 \u2013 Zkou\u0161ka odolnosti proti prop\u00edchnut\u00ed v\u00fd\u010dn\u011blkem u stre\u010dov\u00fdch f\u00f3li\u00ed Norma ASTM D5748 je kl\u00ed\u010dovou normou pro m\u011b\u0159en\u00ed odolnosti plastov\u00fdch f\u00f3li\u00ed proti prop\u00edchnut\u00ed, zejm\u00e9na v aplikac\u00edch zahrnuj\u00edc\u00edch stre\u010dov\u00e9 f\u00f3lie a ochrann\u00e9 obaly. Dodr\u017een\u00edm t\u00e9to zku\u0161ebn\u00ed metody mohou v\u00fdrobci a odborn\u00edci na kontrolu kvality zajistit, \u017ee plastov\u00e9 f\u00f3lie spl\u0148uj\u00ed v\u00fdkonnostn\u00ed normy a odol\u00e1vaj\u00ed n\u00e1rok\u016fm v re\u00e1ln\u00e9m provozu. [\u2026]<\/p>","protected":false},"author":3,"featured_media":0,"parent":974,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1173","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>ASTM D5748 Protrusion Puncture Resistance of Stretch Wrap Film<\/title>\n<meta name=\"description\" content=\"Learn how to perform ASTM D5748 puncture resistance test on stretch wrap film\/plastic films using the Protrusion Puncture Tester.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.puncturetest.com\/cs\/standards\/astm-d5748\/\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"ASTM D5748 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