{"id":9850,"date":"2026-02-24T15:11:45","date_gmt":"2026-02-24T07:11:45","guid":{"rendered":"https:\/\/www.packqc.com\/standard\/astm-d882-2\/"},"modified":"2026-04-16T09:53:22","modified_gmt":"2026-04-16T01:53:22","slug":"astm-d882","status":"publish","type":"standard","link":"https:\/\/www.packqc.com\/cs\/standard\/astm-d882\/","title":{"rendered":"ASTM D882"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Porozum\u011bn\u00ed norm\u011b ASTM D882 a jej\u00edmu \u00fa\u010delu<\/h2>\n\n\n\n<p>The <strong data-start=\"888\" data-end=\"901\">ASTM D882<\/strong> norma uv\u00e1d\u00ed zku\u0161ebn\u00ed metodu pro stanoven\u00ed tahov\u00fdch vlastnost\u00ed tenk\u00fdch plastov\u00fdch f\u00f3li\u00ed. Zam\u011b\u0159uje se na hodnocen\u00ed pevnosti v tahu, modulu pru\u017enosti a prodlou\u017een\u00ed p\u0159i p\u0159etr\u017een\u00ed. Tato metoda je p\u0159izp\u016fsobena pro vzorky s rovnom\u011brn\u00fdm pr\u016f\u0159ezem a je vhodn\u00e1 zejm\u00e9na pro materi\u00e1ly o tlou\u0161\u0165ce men\u0161\u00ed ne\u017e 1,0 mm, jako jsou plastov\u00e9 f\u00f3lie, pru\u017en\u00e9 lamin\u00e1ty a bari\u00e9rov\u00e9 materi\u00e1ly.<\/p>\n\n\n\n<p>Tahov\u00e9 vlastnosti pom\u00e1haj\u00ed v\u00fdrobc\u016fm pochopit, jak se jejich materi\u00e1ly chovaj\u00ed v tahu, co\u017e m\u00e1 p\u0159\u00edm\u00fd vliv na v\u00fdkonnost obalu, neporu\u0161enost t\u011bsn\u011bn\u00ed a spokojenost koncov\u00fdch u\u017eivatel\u016f.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">V\u00fdznam pro zkou\u0161ku pevnosti v tahu plast\u016f a obalov\u00e9 aplikace<\/h2>\n\n\n\n<p>The <strong data-start=\"1559\" data-end=\"1592\">zkou\u0161ka pevnosti v tahu plast\u016f<\/strong> je v obalech z\u00e1sadn\u00ed, zejm\u00e9na p\u0159i ur\u010dov\u00e1n\u00ed s\u00edly, kterou plastov\u00fd materi\u00e1l vydr\u017e\u00ed, ne\u017e se zlom\u00ed. Pou\u017eit\u00ed normy ASTM D882 zaji\u0161\u0165uje konzistenci a srovnatelnost mezi v\u00fdrobky a dodavateli.<\/p>\n\n\n\n<p>Kl\u00ed\u010dov\u00e9 hodnocen\u00e9 parametry:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"1822\" data-end=\"1851\">Pevnost v tahu p\u0159i p\u0159etr\u017een\u00ed<\/strong> (maxim\u00e1ln\u00ed s\u00edla p\u0159ed selh\u00e1n\u00edm)<\/li>\n\n\n\n<li><strong data-start=\"1885\" data-end=\"1908\">Prodlou\u017een\u00ed p\u0159i p\u0159etr\u017een\u00ed<\/strong> (rozta\u017enost materi\u00e1lu)<\/li>\n\n\n\n<li><strong data-start=\"1939\" data-end=\"1958\">Modul v tahu<\/strong> (tuhost materi\u00e1lu)<\/li>\n<\/ul>\n\n\n\n<p>Tyto parametry p\u0159\u00edmo ovliv\u0148uj\u00ed vlastnosti plastov\u00fdch obal\u016f p\u0159i uzav\u00edr\u00e1n\u00ed, p\u0159eprav\u011b a skladov\u00e1n\u00ed. Nap\u0159\u00edklad nedostate\u010dn\u00e1 pevnost v tahu m\u016f\u017ee m\u00edt za n\u00e1sledek selh\u00e1n\u00ed obalu b\u011bhem p\u0159epravy, zat\u00edmco n\u00edzk\u00e9 prodlou\u017een\u00ed m\u016f\u017ee zp\u016fsobit k\u0159ehkost a prask\u00e1n\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Hodnocen\u00ed pevnosti v tahu f\u00f3lie pro flexibiln\u00ed obaly<\/h2>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<div class=\"ast-oembed-container\" style=\"height: 100%;\"><iframe title=\"Provoz zkou\u0161ky tahu a prodlou\u017een\u00ed plastov\u00e9 f\u00f3lie podle normy ASTM D882 na tahov\u00e9 zkou\u0161e\u010dce TST-01\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/GekylTFLo0Q?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<\/div><\/figure>\n\n\n\n<p><strong data-start=\"2309\" data-end=\"2334\">Pevnost filmu v tahu<\/strong> ozna\u010duje maxim\u00e1ln\u00ed tahov\u00e9 zat\u00ed\u017een\u00ed, kter\u00e9 tenk\u00e1 plastov\u00e1 f\u00f3lie snese. Podle normy ASTM D882 se f\u00f3lie testuj\u00ed pomoc\u00ed <strong data-start=\"2447\" data-end=\"2494\">stroj s konstantn\u00ed rychlost\u00ed pohybu k\u0159\u00ed\u017eov\u00e9 hlavy<\/strong>, jako nap\u0159. <strong data-start=\"2505\" data-end=\"2566\">Cell Instruments TST-01 Tester pevnosti v tahu obal\u016f<\/strong>, \u010d\u00edm\u017e je zaji\u0161t\u011bna p\u0159esn\u00e1 kontrola testovac\u00edch parametr\u016f.<\/p>\n\n\n\n<p>D\u016fle\u017eit\u00e9 prvky nastaven\u00ed testu zahrnuj\u00ed:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Stejn\u00e1 \u0161\u00ed\u0159ka (5-25,4 mm) a tlou\u0161\u0165ka vzorku<\/li>\n\n\n\n<li>Spr\u00e1vn\u00e9 nastaven\u00ed rukojeti, aby se zabr\u00e1nilo prokluzov\u00e1n\u00ed<\/li>\n\n\n\n<li>M\u00edry odd\u011blov\u00e1n\u00ed p\u0159\u00ed\u010dn\u00fdch hlav na z\u00e1klad\u011b po\u010d\u00e1te\u010dn\u00edch rychlost\u00ed deformace<\/li>\n<\/ul>\n\n\n\n<p>Vysok\u00e1 pevnost v tahu je d\u016fle\u017eit\u00e1 zejm\u00e9na pro:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Vakuov\u00e9 balen\u00ed<\/li>\n\n\n\n<li>Bari\u00e9rov\u00e9 f\u00f3lie pro l\u00e9ka\u0159sk\u00e9 a farmaceutick\u00e9 v\u00fdrobky<\/li>\n\n\n\n<li>Vysoce v\u00fdkonn\u00e9 potravin\u00e1\u0159sk\u00e9 f\u00f3lie<\/li>\n<\/ul>\n\n\n\n<p>Pou\u017e\u00edv\u00e1n\u00ed str\u00e1nek <strong data-start=\"2986\" data-end=\"2996\">TST-01<\/strong>, mohou t\u00fdmy kontroly kvality rychle identifikovat nesrovnalosti v materi\u00e1lu, optimalizovat v\u00fdb\u011br dodavatel\u016f a zajistit shodu s pr\u016fmyslov\u00fdmi specifikacemi.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pevnost tepeln\u00e9ho t\u011bsn\u011bn\u00ed a jej\u00ed souvislost s normou ASTM D882<\/h2>\n\n\n\n<p>A\u010dkoli norma ASTM D882 nem\u011b\u0159\u00ed p\u0159\u00edmo <strong data-start=\"3251\" data-end=\"3273\">pevnost tepeln\u00e9ho t\u011bsn\u011bn\u00ed<\/strong>, dopl\u0148uje zkou\u0161ky tepeln\u00e9ho t\u011bsn\u011bn\u00ed hodnocen\u00edm mechanick\u00e9 integrity materi\u00e1l\u016f z\u00e1kladn\u00ed f\u00f3lie. Pokud z\u00e1kladn\u00ed f\u00f3lie nem\u00e1 dostate\u010dnou pevnost v tahu, m\u016f\u017ee se tepeln\u00e1 pe\u010de\u0165 p\u0159i nam\u00e1h\u00e1n\u00ed roztrhnout nebo rozvrstvit.<\/p>\n\n\n\n<p>U v\u00fdrobk\u016f, jako jsou s\u00e1\u010dky, pytl\u00edky a blistry, zaji\u0161\u0165uje hodnocen\u00ed pevnosti v tahu i pevnosti tepeln\u00e9ho uz\u00e1v\u011bru komplexn\u00ed zaji\u0161t\u011bn\u00ed kvality. Pom\u00e1h\u00e1 tak\u00e9 ur\u010dit, zda poruchy pramen\u00ed z probl\u00e9m\u016f s t\u011bsn\u011bn\u00edm nebo z vlastnost\u00ed materi\u00e1lu.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">V\u00fdhody standardizovan\u00e9ho testov\u00e1n\u00ed podle normy ASTM D882<\/h2>\n\n\n\n<p>Pou\u017eit\u00ed zku\u0161ebn\u00ed metody ASTM D882 poskytuje:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"4488\" data-end=\"4513\">Spolehliv\u00e9 srovn\u00e1v\u00e1n\u00ed<\/strong> nap\u0159\u00ed\u010d r\u016fzn\u00fdmi materi\u00e1ly a dodavateli f\u00f3li\u00ed<\/li>\n\n\n\n<li><strong data-start=\"4562\" data-end=\"4588\">V\u010dasn\u00e9 odhalen\u00ed z\u00e1vady<\/strong> v kvalit\u011b surovin<\/li>\n\n\n\n<li><strong data-start=\"4615\" data-end=\"4652\">D\u016fsledn\u00e1 kvalifikace materi\u00e1lu<\/strong> pro v\u00fdrobn\u00ed s\u00e9rie<\/li>\n\n\n\n<li><strong data-start=\"4675\" data-end=\"4723\">Podpora v\u00fdzkumu a v\u00fdvoje a v\u00fdvoje nov\u00fdch materi\u00e1l\u016f<\/strong><\/li>\n<\/ul>\n\n\n\n<p>V kombinaci se sekund\u00e1rn\u00edmi testy, jako je ASTM F88 pro pevnost t\u011bsn\u011bn\u00ed, umo\u017e\u0148uje ASTM D882 komplexn\u00ed posouzen\u00ed vlastnost\u00ed obalov\u00e9 f\u00f3lie.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">V\u00fdb\u011br spr\u00e1vn\u00e9ho testeru pevnosti v tahu obal\u016f<\/h2>\n\n\n\n<p><a href=\"https:\/\/www.packqc.com\/cs\/\">Bun\u011b\u010dn\u00e9 n\u00e1stroje<\/a>' <strong data-start=\"3792\" data-end=\"3836\">TST-01 Tester pevnosti v tahu obalu<\/strong> je p\u0159esn\u00fd p\u0159\u00edstroj navr\u017een\u00fd speci\u00e1ln\u011b pro spln\u011bn\u00ed po\u017eadavk\u016f normy ASTM D882. Nab\u00edz\u00ed:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Vysoce p\u0159esn\u00e9 m\u011b\u0159en\u00ed s\u00edly<\/li>\n\n\n\n<li>Programovateln\u00e1 rychlost odd\u011blov\u00e1n\u00ed rukojeti<\/li>\n\n\n\n<li>Sb\u011br dat v re\u00e1ln\u00e9m \u010dase pro k\u0159ivky nap\u011bt\u00ed a deformace<\/li>\n\n\n\n<li>Kompatibilita s extenzometry pro hodnocen\u00ed modulu pru\u017enosti<\/li>\n<\/ul>\n\n\n\n<p>Tento tester je ide\u00e1ln\u00ed pro aplikace vy\u017eaduj\u00edc\u00ed p\u0159\u00edsn\u00e9 hodnocen\u00ed plastov\u00fdch f\u00f3li\u00ed, lamin\u00e1t\u016f a zdravotnick\u00fdch obalov\u00fdch materi\u00e1l\u016f. Krom\u011b toho podporuje protokoly kontroly kvality v souladu s normami ISO a ASTM, co\u017e zvy\u0161uje shodu s p\u0159edpisy a d\u016fv\u011bru z\u00e1kazn\u00edk\u016f.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\n\t\t\t\tKontaktujte n\u00e1s Z\u00edskejte \u0159e\u0161en\u00ed pro testov\u00e1n\u00ed koeficientu t\u0159en\u00ed\t\t\t\t<\/h2>\n\n\n\n<p>V dne\u0161n\u00edm konkuren\u010dn\u00edm prost\u0159ed\u00ed obal\u016f je d\u016fle\u017eit\u00e9 porozum\u011bt <strong data-start=\"4954\" data-end=\"4999\">tahov\u00e9 vlastnosti plast\u016f a f\u00f3li\u00ed<\/strong> je nepostradateln\u00fd. Na str\u00e1nk\u00e1ch <strong data-start=\"5022\" data-end=\"5035\">ASTM D882<\/strong> standard z\u016fst\u00e1v\u00e1 m\u011b\u0159\u00edtkem pro takov\u00e1 hodnocen\u00ed a zaji\u0161\u0165uje p\u0159esn\u00e9, opakovateln\u00e9 a smyslupln\u00e9 \u00fadaje. Vyu\u017eit\u00edm pokro\u010dil\u00fdch testovac\u00edch syst\u00e9m\u016f, jako je nap\u0159. <strong data-start=\"5185\" data-end=\"5213\">Cell Instruments&#039; <a href=\"https:\/\/www.packqc.com\/cs\/product\/sale-packaging-tensile-strength-tester-film\/\">TST-01<\/a><\/strong>, mohou v\u00fdrobci a odborn\u00edci na kontrolu kvality udr\u017eovat mechanickou integritu a bezpe\u010dnost sv\u00fdch obalov\u00fdch \u0159e\u0161en\u00ed v r\u016fzn\u00fdch pr\u016fmyslov\u00fdch odv\u011btv\u00edch.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Nej\u010dast\u011bj\u0161\u00ed dotazy<\/h2>\n\n\n\n<p>1. Jak\u00e9 materi\u00e1ly lze testovat podle normy ASTM D882?<br>Norma ASTM D882 je ur\u010dena pro plastov\u00e9 f\u00f3lie, f\u00f3lie, lamin\u00e1ty a jin\u00e9 tenk\u00e9 materi\u00e1ly obvykle o tlou\u0161\u0165ce men\u0161\u00ed ne\u017e 1,0 mm.<\/p>\n\n\n\n<p>2. Je norma ASTM D882 vhodn\u00e1 pro zkou\u0161en\u00ed pevnosti tepeln\u00e9ho t\u011bsn\u011bn\u00ed?<br>Ne p\u0159\u00edmo. Hodnot\u00ed v\u0161ak pevnost z\u00e1kladn\u00edho materi\u00e1lu, kter\u00e1 ovliv\u0148uje celkovou pevnost t\u011bsn\u011bn\u00ed. Pro p\u0159\u00edm\u00e9 testov\u00e1n\u00ed pevnosti tepeln\u00e9ho t\u011bsn\u011bn\u00ed pou\u017eijte normu ASTM F88.<\/p>\n\n\n\n<p>3. Jak se li\u0161\u00ed norma ASTM D882 od normy ASTM D638?<br>Norma ASTM D882 je ur\u010dena pro tenk\u00e9 f\u00f3lie a desky, zat\u00edmco norma ASTM D638 se pou\u017e\u00edv\u00e1 pro siln\u011bj\u0161\u00ed plastov\u00e9 vzorky (\u010dasto vst\u0159ikovan\u00e9).<\/p>\n\n\n\n<p>4. Jak\u00e9 jsou typick\u00e9 testovac\u00ed rychlosti v <a href=\"https:\/\/store.astm.org\/d0882-18.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">ASTM D882<\/a>?<br>Zku\u0161ebn\u00ed rychlosti z\u00e1vis\u00ed na prodlou\u017een\u00ed materi\u00e1lu; pro v\u00fdpo\u010det rychlosti odd\u011blov\u00e1n\u00ed \u00fachopu se v\u0161ak pou\u017e\u00edv\u00e1 standardn\u00ed po\u010d\u00e1te\u010dn\u00ed deforma\u010dn\u00ed rychlost.<\/p>","protected":false},"excerpt":{"rendered":"<p>Porozum\u011bn\u00ed norm\u011b ASTM D882 a jej\u00edmu \u00fa\u010delu Norma ASTM D882 popisuje zku\u0161ebn\u00ed metodu pro stanoven\u00ed tahov\u00fdch vlastnost\u00ed tenk\u00fdch plastov\u00fdch f\u00f3li\u00ed. Zam\u011b\u0159uje se na hodnocen\u00ed pevnosti v tahu, modulu pru\u017enosti a prodlou\u017een\u00ed p\u0159i p\u0159etr\u017een\u00ed. Tato metoda je p\u0159izp\u016fsobena pro vzorky s rovnom\u011brn\u00fdm pr\u016f\u0159ezem a je vhodn\u00e1 zejm\u00e9na pro materi\u00e1ly o tlou\u0161\u0165ce men\u0161\u00ed ne\u017e 1,0 mm, kter\u00e9 jsou [...]<\/p>","protected":false},"featured_media":6544,"parent":0,"template":"","meta":{"_acf_changed":true,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}}},"standard-category":[611],"class_list":["post-9850","standard","type-standard","status-publish","has-post-thumbnail","hentry","standard-category-astm"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/standard\/9850","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/types\/standard"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/media\/6544"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/media?parent=9850"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/standard-category?post=9850"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}