{"id":1402,"date":"2026-07-09T09:21:16","date_gmt":"2026-07-09T09:21:16","guid":{"rendered":"https:\/\/www.packtests.com\/?post_type=standard&#038;p=1402"},"modified":"2026-07-09T09:26:52","modified_gmt":"2026-07-09T09:26:52","slug":"iso-6383-2","status":"publish","type":"standard","link":"https:\/\/www.packtests.com\/sk\/standard\/iso-6383-2\/","title":{"rendered":"ISO 6383-2"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Plastov\u00e9 f\u00f3lie sa \u0161iroko vyu\u017e\u00edvaj\u00fa v oblasti flexibiln\u00fdch obalov, zdravotn\u00edckych obalov, po\u013enohospod\u00e1rskych f\u00f3li\u00ed, priemyseln\u00fdch vlo\u017eiek a spotrebn\u00e9ho tovaru. Hoci pevnos\u0165 v \u0165ahu a odolnos\u0165 proti prepichnutiu s\u00fa d\u00f4le\u017eit\u00e9 mechanick\u00e9 vlastnosti, <strong>odolnos\u0165 proti roztrhnutiu<\/strong> \u010dasto rozhoduje o tom, \u010di film vydr\u017e\u00ed manipul\u00e1ciu, prepravu a podmienky kone\u010dn\u00e9ho pou\u017eitia bez katastrof\u00e1lneho po\u0161kodenia.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>ISO 6383-2<\/strong> poskytuje \u0161tandardizovan\u00fd postup na meranie odolnosti proti pretrhnutiu pru\u017en\u00fdch plastov\u00fdch f\u00f3li\u00ed a pl\u00e1tov pomocou <strong>Elmendorfova met\u00f3da<\/strong>. V\u010faka kvantifik\u00e1cii sily potrebnej na roz\u0161\u00edrenie existuj\u00faceho trhl\u00edn umo\u017e\u0148uje t\u00e1to norma v\u00fdrobcom porovn\u00e1va\u0165 materi\u00e1ly, optimalizova\u0165 zlo\u017eenie, zabezpe\u010di\u0165 konzistentnos\u0165 v\u00fdroby a overova\u0165 kvalitu v\u00fdrobkov.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V tomto \u010dl\u00e1nku sa vysvet\u013euje \u00fa\u010del <strong>ISO 6383-2<\/strong>, princ\u00edp fungovania <strong>Elmendorfova sk\u00fa\u0161ka odolnosti plastovej f\u00f3lie proti roztrhnutiu<\/strong>, sk\u00fa\u0161obn\u00e9 postupy, interpret\u00e1cia v\u00fdsledkov, pou\u017eite\u013en\u00e9 materi\u00e1ly, v\u00fdber zariaden\u00ed a praktick\u00e9 vyu\u017eitie z h\u013eadiska laborat\u00f3rneho testovania a priemyselnej kontroly kvality.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u010co je norma ISO 6383-2?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>ISO 6383-2: Plasty \u2013 F\u00f3lie a plachty \u2013 Stanovenie odolnosti proti pretrhnutiu \u2013 \u010cas\u0165 2: Elmendorfova met\u00f3da<\/strong> ur\u010duje \u0161tandardizovan\u00fd test na stanovenie sily potrebnej na roz\u0161\u00edrenie trhlinky cez tenk\u00fa ohybn\u00fa plastov\u00fa f\u00f3liu alebo dosku.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Na rozdiel od sk\u00fa\u0161ky \u0165ahom, pri ktorej sa meria odolnos\u0165 vo\u010di natiahnutiu a\u017e do prasknutia, <strong>ISO 6383-2<\/strong> zameriava sa na <strong>\u0161\u00edrenie trhl\u00edn<\/strong>. Test hodnot\u00ed, ak\u00e1 ve\u013ek\u00e1 sila je potrebn\u00e1 na to, aby sa vzorka \u010falej trhala po vytvoren\u00ed kontrolovan\u00e9ho po\u010diato\u010dn\u00e9ho z\u00e1rezu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ke\u010f\u017ee poruchy obalov sa \u010dasto za\u010d\u00ednaj\u00fa mal\u00fdmi rezmi alebo vadami, odolnos\u0165 proti pretrhnutiu meran\u00e1 pod\u013ea <strong>ISO 6383-2<\/strong> je \u010dasto lep\u0161\u00edm ukazovate\u013eom skuto\u010dnej \u017eivotnosti ne\u017e samotn\u00e1 pevnos\u0165 v \u0165ahu.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pre\u010do je odolnos\u0165 proti roztrhnutiu d\u00f4le\u017eit\u00e1<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Pri mnoh\u00fdch pru\u017en\u00fdch materi\u00e1loch sa mal\u00e9 vady m\u00f4\u017eu po\u010das spracovania, plnenia, prepravy alebo pou\u017e\u00edvania spotrebite\u013eom r\u00fdchlo premeni\u0165 na z\u00e1va\u017en\u00e9 poruchy.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Medzi typick\u00e9 ciele v oblasti kvality patria:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Predch\u00e1dzanie po\u0161kodeniu bal\u00edkov po\u010das prepravy<\/li>\n\n\n\n<li>Zlep\u0161i\u0165 mieru otvorenia e-mailov zo strany spotrebite\u013eov<\/li>\n\n\n\n<li>Optimaliz\u00e1cia viacvrstvov\u00fdch filmov\u00fdch \u0161trukt\u00far<\/li>\n\n\n\n<li>Porovnanie zlo\u017eenia surov\u00edn<\/li>\n\n\n\n<li>Sledova\u0165 stabilitu procesu extrudovania<\/li>\n\n\n\n<li>Overi\u0165 konzistenciu v\u00fdrobku medzi jednotliv\u00fdmi v\u00fdrobn\u00fdmi \u0161ar\u017eami<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Str\u00e1nka <strong>Elmendorfova sk\u00fa\u0161ka odolnosti plastovej f\u00f3lie proti roztrhnutiu<\/strong> poskytuje kvantitat\u00edvne \u00fadaje, ktor\u00e9 potvrdzuj\u00fa tieto ciele kontroly kvality.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Vysvetlenie Elmendorfovej met\u00f3dy<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Str\u00e1nka <strong>Elemendorfova met\u00f3da<\/strong> meria mno\u017estvo energie potrebnej na roz\u0161\u00edrenie trhlinky po tom, \u010do u\u017e bol vykonan\u00fd po\u010diato\u010dn\u00fd rez.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Princ\u00edp Elmendorfovho testu odolnosti proti roztrhnutiu<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Presne pripraven\u00e1 vzorka so \u0161tandardnou \u0161trbinou sa upne zvisle do vn\u00fatra sk\u00fa\u0161obn\u00e9ho zariadenia.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kyvadlo sa zdvihne do ur\u010denej polohy, \u010d\u00edm sa v \u0148om nahromad\u00ed potenci\u00e1lna energia.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kedy vyjde:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Kyvadlo sa vo\u013ene h\u00fdbe.<\/li>\n\n\n\n<li>Pohybliv\u00e1 svorka roztrhne vzorku.<\/li>\n\n\n\n<li>\u010cas\u0165 energie kyvadla sa spotrebuje na \u0161\u00edrenie trhliny.<\/li>\n\n\n\n<li>Zmeria sa zostatkov\u00e1 energia.<\/li>\n\n\n\n<li>Odolnos\u0165 proti pretrhnutiu sa vypo\u010d\u00edta na z\u00e1klade straty energie.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">Nameren\u00e1 hodnota predstavuje silu, vyjadren\u00fa v <strong>newtony (N)<\/strong>, potrebn\u00e9 na to, aby sa slza pokra\u010dovala.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ke\u010f\u017ee kyvadlo dod\u00e1va energiu s vysokou opakovate\u013enos\u0165ou, <strong>Elemendorfova met\u00f3da<\/strong> pri spr\u00e1vnom vykonan\u00ed zaru\u010duje vynikaj\u00facu reprodukovate\u013enos\u0165.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Postup sk\u00fa\u0161ania pod\u013ea normy ISO 6383-2<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Hoci laborat\u00f3ri\u00e1 m\u00f4\u017eu ma\u0165 odli\u0161n\u00e9 pracovn\u00e9 postupy, z\u00e1kladn\u00fd postup pozost\u00e1va z nieko\u013ek\u00fdch \u0161tandardizovan\u00fdch krokov.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. Overenie pr\u00edstroja<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Pred testovan\u00edm:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Skontrolujte, \u010di je tester vyrovnan\u00fd.<\/li>\n\n\n\n<li>Skontrolujte nulov\u00fa polohu kyvadla.<\/li>\n\n\n\n<li>Potvr\u010fte kalibr\u00e1ciu.<\/li>\n\n\n\n<li>Vyberte vhodn\u00fa nosnos\u0165 kyvadla.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Spr\u00e1vne nastavenie zaru\u010duje spo\u013eahliv\u00e9 v\u00fdsledky po\u010das cel\u00e9ho testovacieho procesu.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. Ur\u010dite vhodn\u00fa nosnos\u0165 kyvadla<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Kyvadlo by sa malo zvoli\u0165 tak, aby nameran\u00e9 hodnoty le\u017eali pribli\u017ene v rozmedz\u00ed <strong>20% a 80%<\/strong> cel\u00e9ho rozsahu meradla.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V pr\u00edpade potreby:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Namontujte dodato\u010dn\u00e9 z\u00e1va\u017eia.<\/li>\n\n\n\n<li>Testujte viacero vzoriek s\u00fa\u010dasne.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00fdm sa zvy\u0161uje presnos\u0165 merania.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. Upevnite vzorku<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Vzorka sa starostlivo umiestni medzi pevn\u00fd a pohybliv\u00fd svorkov\u00fd mechanizmus.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Medzi d\u00f4le\u017eit\u00e9 aspekty patria:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0160trbina umiestnen\u00e1 uprostred medzi svorkami<\/li>\n\n\n\n<li>Pevn\u00e9 upnutie vzorky<\/li>\n\n\n\n<li>\u017diadne posunutie vzorky<\/li>\n\n\n\n<li>Spr\u00e1vne vyrovnanie<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Spr\u00e1vne umiestnenie minimalizuje variabilitu v\u00fdsledkov testov.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4. Uvo\u013enite kyvadlo<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Kyvadlo sa automaticky uvo\u013en\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ako sa to h\u00fdbe:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Trhlina sa \u0161\u00edri cez vzorku.<\/li>\n\n\n\n<li>Mer\u00e1 sa energetick\u00e1 strata.<\/li>\n\n\n\n<li>Vypo\u010d\u00edta sa odolnos\u0165 proti pretrhnutiu.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">5. Pos\u00fadenie slznej dr\u00e1hy<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00fdsledky by mali by\u0165 zamietnut\u00e9, ak:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Trhlina sa pr\u00edli\u0161 odchy\u013euje od stanovenej dr\u00e1hy.<\/li>\n\n\n\n<li>Vzorka sa roztrhne mimo pr\u00edpustn\u00fdch medz\u00ed.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Na z\u00edskanie platn\u00fdch \u00fadajov by sa mali n\u00e1sledne otestova\u0165 \u010fal\u0161ie vzorky.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">6. Vypo\u010d\u00edtajte v\u00fdsledky<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Zaznamen\u00e1vaj\u00fa sa jednotliv\u00e9 hodnoty odolnosti proti pretrhnutiu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Laborat\u00f3rium n\u00e1sledne vypo\u010d\u00edta:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Priemern\u00e1 odolnos\u0165 proti roztrhnutiu<\/li>\n\n\n\n<li>Smer vl\u00e1kien (MD)<\/li>\n\n\n\n<li>Prie\u010dny smer (TD)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Je obzvl\u00e1\u0161\u0165 d\u00f4le\u017eit\u00e9 uv\u00e1dza\u0165 \u00fadaje pre oba smery, preto\u017ee mnoh\u00e9 plastov\u00e9 f\u00f3lie vykazuj\u00fa anizotropn\u00e9 mechanick\u00e9 vlastnosti.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Interpret\u00e1cia v\u00fdsledkov testov<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Vy\u0161\u0161ia odolnos\u0165 proti pretrhnutiu spravidla znamen\u00e1 lep\u0161iu odolnos\u0165 proti \u0161\u00edreniu trhl\u00edn.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00fdsledky by sa v\u0161ak mali v\u017edy vyhodnocova\u0165 spolu s \u010fal\u0161\u00edmi mechanick\u00fdmi vlastnos\u0165ami, ako s\u00fa:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Pevnos\u0165 v \u0165ahu<\/li>\n\n\n\n<li>Pred\u013a\u017eenie<\/li>\n\n\n\n<li>Odolnos\u0165 \u0161\u00edpky proti n\u00e1razu<\/li>\n\n\n\n<li>Odolnos\u0165 proti prepichnutiu<\/li>\n\n\n\n<li>Pevnos\u0165 tesnenia<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Napr\u00edklad:<\/p>\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\">Nehnute\u013enos\u0165<\/th><th class=\"has-text-align-center\" data-align=\"center\">Ozna\u010duje<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">Vysok\u00e1 pevnos\u0165 v \u0165ahu + n\u00edzka odolnos\u0165 proti pretrhnutiu<\/td><td class=\"has-text-align-center\" data-align=\"center\">F\u00f3lia je odoln\u00e1 vo\u010di roztiahnutiu, ale po po\u0161koden\u00ed sa \u013eahko roztrhne<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Vysok\u00e1 odolnos\u0165 proti pretrhnutiu + stredn\u00e1 pevnos\u0165 v \u0165ahu<\/td><td class=\"has-text-align-center\" data-align=\"center\">F\u00f3lia lep\u0161ie odol\u00e1va narezaniu pri manipul\u00e1cii<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Vyv\u00e1\u017een\u00e9 vlastnosti<\/td><td class=\"has-text-align-center\" data-align=\"center\">Ide\u00e1lne pre n\u00e1ro\u010dn\u00e9 baliace aplik\u00e1cie<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Str\u00e1nka <strong>Elmendorfova sk\u00fa\u0161ka odolnosti plastovej f\u00f3lie proti roztrhnutiu<\/strong> preto sk\u00f4r dop\u013a\u0148a ostatn\u00e9 mechanick\u00e9 sk\u00fa\u0161ky, ako by ich nahr\u00e1dzal.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">V\u00fdber pr\u00edstroja na meranie pevnosti v trhan\u00ed pod\u013ea met\u00f3dy Elmendorfa<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Spo\u013eahliv\u00fd <strong>pr\u00edstroj na meranie pevnosti v trhan\u00ed Elmendorf<\/strong> mal by zabezpe\u010di\u0165 presn\u00e9 ovl\u00e1danie kyvadla, spo\u013eahliv\u00e9 upnutie vzorky a efekt\u00edvny chod laborat\u00f3ria.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Str\u00e1nka <strong>Cell Instruments SLD-01 Pr\u00edstroj na meranie pevnosti v trhan\u00ed pod\u013ea Elmendorfa<\/strong> je ur\u010den\u00fd na podporu testovania pod\u013ea <strong>ISO 6383-2<\/strong> a s\u00favisiace normy t\u00fdkaj\u00face sa odolnosti proti pretrhnutiu.<\/p>\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\" style=\"flex-basis:30%\">\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"600\" height=\"600\" src=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/07\/ISO-6383-2-Elmendorf-Tear-Test-of-Plastic-Film-for-Packaging.webp\" alt=\"ISO 6383-2 Elmendorfova sk\u00fa\u0161ka odolnosti proti pretrhnutiu plastov\u00fdch f\u00f3li\u00ed ur\u010den\u00fdch na balenie\" class=\"wp-image-1404\" title=\"\" srcset=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/07\/ISO-6383-2-Elmendorf-Tear-Test-of-Plastic-Film-for-Packaging.webp 600w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/07\/ISO-6383-2-Elmendorf-Tear-Test-of-Plastic-Film-for-Packaging-300x300.webp 300w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/07\/ISO-6383-2-Elmendorf-Tear-Test-of-Plastic-Film-for-Packaging-150x150.webp 150w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/07\/ISO-6383-2-Elmendorf-Tear-Test-of-Plastic-Film-for-Packaging-12x12.webp 12w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Medzi k\u013e\u00fa\u010dov\u00e9 technick\u00e9 vlastnosti patria:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Riadenie pomocou PLC s dotykov\u00fdm displejom HMI<\/strong> pre intuit\u00edvne ovl\u00e1danie<\/li>\n\n\n\n<li><strong>Pneumatick\u00e9 upnutie vzorky<\/strong> s cie\u013eom zabezpe\u010di\u0165 rovnomern\u00fa sily zovretia<\/li>\n\n\n\n<li><strong>Automatick\u00e9 uvo\u013enenie kyvadla<\/strong> na dosiahnutie lep\u0161ej opakovate\u013enosti<\/li>\n\n\n\n<li><strong>Integrovan\u00e9 kalibra\u010dn\u00e9 z\u00e1va\u017eia<\/strong> pre viacer\u00e9 rozsahy sily<\/li>\n\n\n\n<li><strong>Automatick\u00e1 \u0161tatistick\u00e1 anal\u00fdza<\/strong> testovac\u00edch \u00fadajov<\/li>\n\n\n\n<li><strong>Volite\u013en\u00fd profesion\u00e1lny softv\u00e9r<\/strong> pre pokro\u010dil\u00e9 vytv\u00e1ranie spr\u00e1v a spr\u00e1vu \u00fadajov<\/li>\n\n\n\n<li><strong>Volite\u013en\u00e1 mikrotla\u010diare\u0148 a rozhranie RS-232<\/strong> na \u00fa\u010dely vysledovate\u013enosti \u00fadajov<\/li>\n\n\n\n<li>R\u00f4zne nosnosti kyvadiel v rozmedz\u00ed od <strong>200 gf a\u017e 6400 gf<\/strong> s cie\u013eom zoh\u013eadni\u0165 \u0161irok\u00fd rozsah pevnosti filmu v trhaniu<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Tieto funkcie pom\u00e1haj\u00fa laborat\u00f3ri\u00e1m obmedzi\u0165 vplyv obsluhy a z\u00e1rove\u0148 zlep\u0161i\u0165 opakovate\u013enos\u0165 a efekt\u00edvnos\u0165 testovania.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><a href=\"https:\/\/www.iso.org\/standard\/12716.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">ISO 6383-2<\/a><\/strong> na\u010falej patr\u00ed medzi najd\u00f4le\u017eitej\u0161ie medzin\u00e1rodn\u00e9 normy na hodnotenie odolnosti proti pretrhnutiu u pru\u017en\u00fdch plastov\u00fdch f\u00f3li\u00ed. Vyu\u017eit\u00edm \u0161tandardizovanej <strong>Elemendorfova met\u00f3da<\/strong>, v\u00fdrobcovia z\u00edskavaj\u00fa spo\u013eahliv\u00e9 a opakovate\u013en\u00e9 merania, ktor\u00e9 sl\u00fa\u017eia na v\u00fdvoj materi\u00e1lov, kontrolu v\u00fdroby, porovn\u00e1vanie v\u00fdrobkov a splnenie po\u017eiadaviek z\u00e1kazn\u00edkov na kvalitu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V kombin\u00e1cii so sk\u00fa\u0161kami pevnosti v \u0165ahu, odolnosti proti prepichnutiu, odolnosti proti n\u00e1razu a tesnosti je <strong>Elmendorfova sk\u00fa\u0161ka odolnosti plastovej f\u00f3lie proti roztrhnutiu<\/strong> poskytuje komplexn\u00fd preh\u013ead o odolnosti obalov a ich celkov\u00fdch mechanick\u00fdch vlastnostiach. V\u00fdber kvalitn\u00e9ho <strong>pr\u00edstroj na meranie pevnosti v trhan\u00ed Elmendorf<\/strong> \u010falej zvy\u0161uje konzistentnos\u0165 \u00fadajov, efekt\u00edvnos\u0165 laborat\u00f3ria a d\u00f4veru v programy zabezpe\u010denia kvality.<\/p>","protected":false},"excerpt":{"rendered":"<p>Plastov\u00e9 f\u00f3lie sa \u0161iroko vyu\u017e\u00edvaj\u00fa v oblasti flexibiln\u00fdch obalov, zdravotn\u00edckych obalov, po\u013enohospod\u00e1rskych f\u00f3li\u00ed, priemyseln\u00fdch vlo\u017eiek a spotrebn\u00fdch v\u00fdrobkov. Hoci pevnos\u0165 v \u0165ahu a odolnos\u0165 proti prepichnutiu s\u00fa d\u00f4le\u017eit\u00e9 mechanick\u00e9 vlastnosti, pr\u00e1ve odolnos\u0165 proti roztrhnutiu \u010dasto rozhoduje o tom, \u010di f\u00f3lia vydr\u017e\u00ed manipul\u00e1ciu, prepravu a podmienky kone\u010dn\u00e9ho pou\u017eitia bez katastrof\u00e1lneho zlyhania. Norma ISO 6383-2 stanovuje \u0161tandardizovan\u00fd postup merania odolnosti proti roztrhnutiu [\u2026]<\/p>","protected":false},"featured_media":1404,"parent":0,"template":"","meta":{"_acf_changed":false},"standard-category":[65],"class_list":["post-1402","standard","type-standard","status-publish","has-post-thumbnail","hentry","standard-category-iso"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packtests.com\/sk\/wp-json\/wp\/v2\/standard\/1402","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packtests.com\/sk\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.packtests.com\/sk\/wp-json\/wp\/v2\/types\/standard"}],"version-history":[{"count":5,"href":"https:\/\/www.packtests.com\/sk\/wp-json\/wp\/v2\/standard\/1402\/revisions"}],"predecessor-version":[{"id":1411,"href":"https:\/\/www.packtests.com\/sk\/wp-json\/wp\/v2\/standard\/1402\/revisions\/1411"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packtests.com\/sk\/wp-json\/wp\/v2\/media\/1404"}],"wp:attachment":[{"href":"https:\/\/www.packtests.com\/sk\/wp-json\/wp\/v2\/media?parent=1402"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packtests.com\/sk\/wp-json\/wp\/v2\/standard-category?post=1402"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}