{"id":59,"date":"2025-12-24T05:33:37","date_gmt":"2025-12-24T05:33:37","guid":{"rendered":"https:\/\/www.impacttesting.net\/?page_id=59"},"modified":"2025-12-24T06:11:16","modified_gmt":"2025-12-24T06:11:16","slug":"astm-d3420","status":"publish","type":"page","link":"https:\/\/www.impacttesting.net\/sk\/astm-d3420\/","title":{"rendered":"ASTM D3420"},"content":{"rendered":"<section class=\"section\" id=\"section_2137112915\">\n\t\t<div class=\"bg section-bg fill bg-fill  bg-loaded\" >\n\n\t\t\t\n\t\t\t\n\t\t\t\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n\n<div class=\"row\"  id=\"row-1121467461\">\n\n\n\t<div id=\"col-137821165\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\" style=\"background-color:rgb(92, 171, 188);\" >\n\t\t\t\n\t\t\t\n\n<div class=\"row\"  id=\"row-1867796812\">\n\n\n\t<div id=\"col-303527725\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-3578277255\" class=\"text\">\n\t\t\n\n<h1>ASTM D1709<\/h1>\n\t\t\n<style>\n#text-3578277255 {\n  font-size: 1.5rem;\n  text-align: center;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"text-2447954562\" class=\"text\">\n\t\t\n\n<h2>Odolnos\u0165 plastovej f\u00f3lie proti n\u00e1razu kyvadla<\/h2>\n\t\t\n<style>\n#text-2447954562 {\n  text-align: center;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\n<style>\n#col-303527725 > .col-inner {\n  padding: 50px 10px 10px 10px;\n}\n<\/style>\n\t<\/div>\n\n\t\n\n<\/div>\n<div class=\"row align-middle align-center\"  id=\"row-913632451\">\n\n\n\t<div id=\"col-359088472\" class=\"col medium-11 small-12 large-11\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<div class=\"row align-middle align-center\"  id=\"row-1388211856\">\n\n\n\t<div id=\"col-880158582\" class=\"col medium-7 small-12 large-7\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<div class=\"row\"  id=\"row-1106544814\">\n\n\n\t<div id=\"col-1512502236\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner text-center\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-3381537529\" class=\"text\">\n\t\t\n\n<p>Odolnos\u0165 proti n\u00e1razu zohr\u00e1va d\u00f4le\u017eit\u00fa \u00falohu pri posudzovan\u00ed trvanlivosti a v\u00fdkonnosti materi\u00e1lu pri n\u00e1hlom nam\u00e1han\u00ed. <a href=\"https:\/\/www.impacttesting.net\/sk\/astm-d3420\/\"><strong>ASTM D3420<\/strong><\/a>, \u0161tandardn\u00e1 sk\u00fa\u0161obn\u00e1 met\u00f3da pre <strong>Odolnos\u0165 plastovej f\u00f3lie proti n\u00e1razu kyvadla<\/strong>, poskytuje z\u00e1kladn\u00e9 krit\u00e9rium na ur\u010denie h\u00fa\u017eevnatosti plastov\u00fdch f\u00f3li\u00ed. T\u00e1to met\u00f3da je obzvl\u00e1\u0161\u0165 cenn\u00e1 pre obalov\u00fdch in\u017einierov, materi\u00e1lov\u00fdch vedcov a odborn\u00edkov na kontrolu kvality, ktor\u00ed sa sna\u017eia zabezpe\u010di\u0165, aby f\u00f3lie sp\u013a\u0148ali po\u017eiadavky na vlastnosti \u0161pecifick\u00e9 pre dan\u00fa aplik\u00e1ciu.<\/p>\n\t\t\n<style>\n#text-3381537529 {\n  color: rgb(0, 0, 0);\n}\n#text-3381537529 > * {\n  color: rgb(0, 0, 0);\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-423029394\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner text-center\"  >\n\t\t\t\n\t\t\t\n\n<a href=\"https:\/\/www.impacttesting.net\/sk\/contact-us\/\" class=\"button primary is-outline\"  style=\"border-radius:99px;\">\n    <span>Kontaktujte n\u00e1s<\/span>\n  <i class=\"icon-chat\" aria-hidden=\"true\" ><\/i><\/a>\n\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1580501181\" class=\"col medium-5 small-12 large-5\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<div class=\"row\"  id=\"row-1584092319\">\n\n\n\t<div id=\"col-861952193\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_663651201\">\n\t\t<a class=\"\" href=\"https:\/\/www.impacttesting.net\/sk\/falling-dart-impact-tester\/\" >\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img decoding=\"async\" width=\"600\" height=\"440\" src=\"https:\/\/www.impacttesting.net\/wp-content\/uploads\/2025\/12\/ASTM-D3420-Pendulum-Impact-Resistance-of-Plastic-Film.webp\" class=\"attachment-large size-large\" alt=\"ASTM D3420 Odolnos\u0165 plastovej f\u00f3lie proti n\u00e1razu kyvadla\" srcset=\"https:\/\/www.impacttesting.net\/wp-content\/uploads\/2025\/12\/ASTM-D3420-Pendulum-Impact-Resistance-of-Plastic-Film.webp 600w, https:\/\/www.impacttesting.net\/wp-content\/uploads\/2025\/12\/ASTM-D3420-Pendulum-Impact-Resistance-of-Plastic-Film-545x400.webp 545w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a>\t\t\n<style>\n#image_663651201 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\n<style>\n#row-1121467461 > .col > .col-inner {\n  border-radius: 25px;\n}\n<\/style>\n<\/div>\n\n\t\t<\/div>\n\n\t\t\n<style>\n#section_2137112915 {\n  padding-top: 30px;\n  padding-bottom: 30px;\n}\n<\/style>\n\t<\/section>\n\t\n\t<section class=\"section\" id=\"section_309740533\">\n\t\t<div class=\"bg section-bg fill bg-fill  bg-loaded\" >\n\n\t\t\t\n\t\t\t\n\t\t\t\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n\n<div class=\"row\"  id=\"row-1260850017\">\n\n\n\t<div id=\"col-1022947908\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<div class=\"row\"  id=\"row-1450017073\">\n\n\n\t<div id=\"col-346300834\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-3699481876\" class=\"text\">\n\t\t\n\n<h2>ASTM D3420 a jej v\u00fdznam<\/h2>\n\t\t\n<style>\n#text-3699481876 {\n  font-size: 1.3rem;\n  text-align: center;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1906761542\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<p>Norma ASTM D3420 definuje met\u00f3du merania energie potrebnej na prerazenie vzorky plastovej f\u00f3lie pomocou kyvadlov\u00e9ho pr\u00edstroja. Kinetick\u00e1 energia kyvadla napodob\u0148uje re\u00e1lne sily, s ktor\u00fdmi sa f\u00f3lia m\u00f4\u017ee stretn\u00fa\u0165, napr\u00edklad pri balen\u00ed, preprave alebo manipul\u00e1cii. V\u00fdsledok odr\u00e1\u017ea dynamick\u00e9 spr\u00e1vanie sa f\u00f3lie v \u0165ahu, \u010do poskytuje realistickej\u0161ie hodnotenie ako statick\u00e9 \u0165ahov\u00e9 sk\u00fa\u0161ky.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1773942236\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-2851821512\" class=\"text\">\n\t\t\n\n<h3>ASTM D3420 - Normy ASTM pre r\u00e1zov\u00e9 sk\u00fa\u0161ky plastov<\/h3>\n\t\t\n<style>\n#text-2851821512 {\n  text-align: center;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1895140302\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<p>Norma ASTM D3420 sa zameriava najm\u00e4 na <strong>odolnos\u0165 proti n\u00e1razu kyvadla<\/strong>, \u010d\u00edm sa st\u00e1va jedn\u00fdm z najd\u00f4le\u017eitej\u0161\u00edch <strong>Normy ASTM pre n\u00e1razov\u00e9 sk\u00fa\u0161ky plastov<\/strong>. Hoci in\u00e9 met\u00f3dy, ako napr\u00edklad ASTM D1709 alebo D4272, testuj\u00fa podobn\u00e9 vlastnosti, met\u00f3da D3420 je obzvl\u00e1\u0161\u0165 v\u00fdhodn\u00e1, preto\u017ee:<\/p>\n<ul>\n<li>Umo\u017e\u0148uje dynamick\u00e9 testovanie pri vy\u0161\u0161\u00edch r\u00fdchlostiach deform\u00e1cie.<\/li>\n<li>Pon\u00faka dva testovacie postupy (postup A a postup B) s r\u00f4znymi ve\u013ekos\u0165ami vzoriek a sond.<\/li>\n<li>Poskytuje v\u00fdsledky zalo\u017een\u00e9 na energii, ktor\u00e9 umo\u017e\u0148uj\u00fa nahliadnu\u0165 do vzniku aj \u0161\u00edrenia poruchy.<\/li>\n<\/ul>\n<p>T\u00e1to norma sa be\u017ene pou\u017e\u00edva pri hodnoten\u00ed filmov vyroben\u00fdch z <strong>polyetyl\u00e9n, polypropyl\u00e9n, PET<\/strong>a in\u00e9 be\u017en\u00e9 obalov\u00e9 materi\u00e1ly.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n<div class=\"row\"  id=\"row-1792486067\">\n\n\n\t<div id=\"col-1294555648\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<div class=\"row\"  id=\"row-1766117904\">\n\n\n\t<div id=\"col-1049423932\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-2490910362\" class=\"text\">\n\t\t\n\n<h2>S\u00favisiaci kyvadlov\u00fd n\u00e1razov\u00fd tester<\/h2>\n\t\t\n<style>\n#text-2490910362 {\n  font-size: 1.3rem;\n  text-align: center;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n<div class=\"row\"  id=\"row-199600493\">\n\n\n\t<div id=\"col-1443255322\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<h3>Testovacie zariadenie a nastavenie<\/h3>\n<p>Na vykonanie testov pod\u013ea normy ASTM D3420 potrebujete kalibrovan\u00fd kyvadlov\u00fd n\u00e1razov\u00fd tester. Na str\u00e1nke <a href=\"https:\/\/www.impacttesting.net\/sk\/pendulum-impact-tester\/\"><strong>PIT-01 kyvadlov\u00fd n\u00e1razov\u00fd tester<\/strong><\/a> z adresy <strong>Cell Instruments<\/strong> je vynikaj\u00facim rie\u0161en\u00edm, ktor\u00e9 plne vyhovuje po\u017eiadavk\u00e1m normy ASTM D3420 a pon\u00faka:<\/p>\n<ul>\n<li>Vysoko presn\u00e9 meranie energie (0,5 J a\u017e 5,0 J)<\/li>\n<li>Volite\u013en\u00e9 z\u00e1va\u017eia pre flexibiln\u00e9 testovacie rozsahy<\/li>\n<li>Digit\u00e1lne \u010d\u00edtanie na jednoduch\u00e9 zaznamen\u00e1vanie \u00fadajov<\/li>\n<li>Dve vymenite\u013en\u00e9 n\u00e1razov\u00e9 hlavy pre postup A (60 mm otvor) a postup B (89 mm otvor)<\/li>\n<\/ul>\n<p>Pri testoch s vy\u0161\u0161ou energiou by mal by\u0165 tester namontovan\u00fd na rovnom povrchu s vhodn\u00fdm ukotven\u00edm.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-626832647\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<h3>Pr\u00edprava a kondicionovanie vzorky<\/h3>\n<p>Spr\u00e1vna pr\u00edprava vzoriek zabezpe\u010duje presn\u00e9 a opakovate\u013en\u00e9 v\u00fdsledky. Postupujte pod\u013ea t\u00fdchto krokov:<\/p>\n<ul>\n<li><strong>Typ vzorky<\/strong>: Pou\u017eite kruhov\u00e9 alebo \u0161tvorcov\u00e9 vzorky f\u00f3lie s priemerom 100 mm alebo 100 \u00d7 100 mm.<\/li>\n<li><strong>Hr\u00fabka<\/strong>: Mikrometrom zmerajte s presnos\u0165ou na 0,00125 mm.<\/li>\n<li><strong>Kondi\u010dn\u00e1 pr\u00edprava<\/strong>: Vzorky predkondicionujte pri teplote 23 \u00b1 2 \u00b0C a relat\u00edvnej vlhkosti 50 \u00b1 10% (pod\u013ea normy ASTM D618) najmenej 40 hod\u00edn.<\/li>\n<\/ul>\n<p>Zabezpe\u010dte, aby vzorky boli <strong>bez z\u00e1hybov, defektov alebo nerovnomernej hr\u00fabky<\/strong>, \u010do by mohlo skresli\u0165 v\u00fdsledky.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n<div class=\"row\"  id=\"row-1509973593\">\n\n\n\t<div id=\"col-672104623\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<div class=\"row\"  id=\"row-1907843633\">\n\n\n\t<div id=\"col-2012548971\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<div class=\"row\"  id=\"row-616974143\">\n\n\n\t<div id=\"col-1635564827\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-3684717968\" class=\"text\">\n\t\t\n\n<h2>Preh\u013ead postupu sk\u00fa\u0161ania kyvadlom<\/h2>\n\t\t\n<style>\n#text-3684717968 {\n  font-size: 1.3rem;\n  text-align: center;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n<div class=\"row align-bottom align-center\"  id=\"row-2085797566\">\n\n\n\t<div id=\"col-427730018\" class=\"col medium-7 small-12 large-7\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<ol>\n<li><strong>Upnutie vzorky<\/strong> medzi dvoma kruhov\u00fdmi doskami.<\/li>\n<li><strong>Zdvihnite a zaistite kyvadlo<\/strong> do v\u00fdchodiskovej polohy.<\/li>\n<li><strong>Nulovanie odpo\u010dtu<\/strong> a skontrolujte spr\u00e1vne zarovnanie.<\/li>\n<li><strong>Uvo\u013enite kyvadlo<\/strong> na stred vzorky.<\/li>\n<li><strong>Od\u010d\u00edtanie hodnoty energie<\/strong> z digit\u00e1lneho alebo anal\u00f3gov\u00e9ho voli\u010da.<\/li>\n<\/ol>\n<p>Tento test zopakujte aspo\u0148 na piatich vzork\u00e1ch, aby ste z\u00edskali priemern\u00fa hodnotu na nahl\u00e1senie.<\/p>\n<p>Pozn\u00e1mka: Ak kyvadlo nedok\u00e1\u017ee prerazi\u0165 f\u00f3liu, zv\u00fd\u0161te energiu n\u00e1razu pridan\u00edm pomocn\u00fdch z\u00e1va\u017e\u00ed alebo pou\u017eit\u00edm ten\u0161ej vzorky.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-864678231\" class=\"col medium-5 small-12 large-5\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<div class=\"video video-fit mb\" style=\"padding-top:56.25%;\"><iframe title=\"ASTM D3420 kyvadlov\u00fd n\u00e1razov\u00fd tester pre plastov\u00e9 f\u00f3lie\" width=\"1020\" height=\"574\" src=\"https:\/\/www.youtube.com\/embed\/vEx4esxMESw?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\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n<div class=\"row\"  id=\"row-816415267\">\n\n\n\t<div id=\"col-1170518636\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<div class=\"row\"  id=\"row-969851217\">\n\n\n\t<div id=\"col-1849602683\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<div class=\"row\"  id=\"row-1867966885\">\n\n\n\t<div id=\"col-1336356233\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-2867115686\" class=\"text\">\n\t\t\n\n<h2>Interpret\u00e1cia \u00fadajov a anal\u00fdza v\u00fdsledkov<\/h2>\n\t\t\n<style>\n#text-2867115686 {\n  font-size: 1.3rem;\n  text-align: center;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n<div class=\"row align-middle align-center\"  id=\"row-1109350135\">\n\n\n\t<div id=\"col-627426595\" class=\"col medium-5 small-12 large-5\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<ol>\n<li>Kone\u010dn\u00fd v\u00fdsledok predstavuje energiu (v jouloch) potrebn\u00fa na prerazenie f\u00f3lie. Ide o priamu mieru odolnosti materi\u00e1lu vo\u010di n\u00e1razu. Vy\u0161\u0161ie hodnoty znamenaj\u00fa tvrd\u0161ie f\u00f3lie.<\/li>\n<li>Pri porovn\u00e1van\u00ed materi\u00e1lov alebo \u0161ar\u017e\u00ed je nevyhnutn\u00e9 zabezpe\u010di\u0165 konzistentn\u00fa hr\u00fabku, podmienky prostredia a nastavenia svoriek, aby sa eliminovala variabilita.<\/li>\n<\/ol>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1040155815\" class=\"col medium-5 small-12 large-5\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_660062116\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img decoding=\"async\" width=\"600\" height=\"440\" src=\"https:\/\/www.impacttesting.net\/wp-content\/uploads\/2025\/12\/ASTM-D3420-Pendulum-Impact-Resistance-of-Plastic-Film.webp\" class=\"attachment-large size-large\" alt=\"ASTM D3420 Odolnos\u0165 plastovej f\u00f3lie proti n\u00e1razu kyvadla\" srcset=\"https:\/\/www.impacttesting.net\/wp-content\/uploads\/2025\/12\/ASTM-D3420-Pendulum-Impact-Resistance-of-Plastic-Film.webp 600w, https:\/\/www.impacttesting.net\/wp-content\/uploads\/2025\/12\/ASTM-D3420-Pendulum-Impact-Resistance-of-Plastic-Film-545x400.webp 545w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_660062116 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\n\t\t\n<style>\n#section_309740533 {\n  padding-top: 30px;\n  padding-bottom: 30px;\n}\n<\/style>\n\t<\/section>\n\t\n\t<section class=\"section\" id=\"section_185248231\">\n\t\t<div class=\"bg section-bg fill bg-fill  bg-loaded\" >\n\n\t\t\t\n\t\t\t\n\t\t\t\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n\n<div class=\"row\"  id=\"row-2109294818\">\n\n\n\t<div id=\"col-1757743925\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<div class=\"row align-center\"  id=\"row-1151605921\">\n\n\n\t<div id=\"col-681706781\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-1008690130\" class=\"text\">\n\t\t\n\n<h2>Pre\u010do si vybra\u0165 Impacttesting.net<br \/>PIT-01 kyvadlov\u00fd n\u00e1razov\u00fd tester<\/h2>\n\t\t\n<style>\n#text-1008690130 {\n  font-size: 1.4rem;\n  text-align: center;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-2040485966\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<p>Str\u00e1nka <a href=\"https:\/\/www.impacttesting.net\/sk\/pendulum-impact-tester\/\"><strong>PIT-01 kyvadlov\u00fd n\u00e1razov\u00fd tester<\/strong><\/a> od spolo\u010dnosti Impacttesting.net je v\u010faka pokro\u010dil\u00e9mu technick\u00e9mu rie\u0161eniu a pou\u017e\u00edvate\u013esky pr\u00edvetiv\u00e9mu rozhraniu ide\u00e1lny pre:<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-188086570\" class=\"col medium-7 small-12 large-7\"  >\n\t\t\t\t<div class=\"col-inner text-center\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-939454704\" class=\"text\">\n\t\t\n\n<p>Kontrola kvality baliacich f\u00f3li\u00ed<br \/>Laborat\u00f3rne testovanie v\u00fdskumu a v\u00fdvoja<br \/>S\u00falad s <a href=\"https:\/\/www.impacttesting.net\/sk\/astm-d3420\/\"><strong>ASTM D3420<\/strong><\/a> a s\u00favisiace normy<\/p>\n\t\t\n<style>\n#text-939454704 {\n  font-size: 1.1rem;\n  line-height: 1.3;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"text-1735929798\" class=\"text\">\n\t\t\n\n<p>Prijat\u00edm PIT-01 z\u00edskaj\u00fa pou\u017e\u00edvatelia d\u00f4veru v <strong>presnos\u0165, opakovate\u013enos\u0165 a \u00fa\u010dinnos\u0165<\/strong> ich procesov testovania vplyvu.<\/p>\n\t\t\n<style>\n#text-1735929798 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