{"id":1425,"date":"2026-07-23T06:12:28","date_gmt":"2026-07-23T06:12:28","guid":{"rendered":"https:\/\/www.packtests.com\/?post_type=standard&#038;p=1425"},"modified":"2026-07-23T06:14:04","modified_gmt":"2026-07-23T06:14:04","slug":"astm-d1894","status":"publish","type":"standard","link":"https:\/\/www.packtests.com\/hu\/standard\/astm-d1894\/","title":{"rendered":"ASTM D1894"},"content":{"rendered":"<p class=\"wp-block-paragraph\">A m\u0171anyag f\u00f3li\u00e1k d\u00f6nt\u0151 szerepet j\u00e1tszanak a modern csomagol\u00e1sban, az \u00e9lelmiszer-t\u00e1sk\u00e1kt\u00f3l \u00e9s gy\u00f3gyszeres tasakokt\u00f3l kezdve az ipari b\u00e9l\u00e9sanyagokig \u00e9s a fogyaszt\u00e1si cikkek csomagol\u00e1s\u00e1ig. A csomagol\u00e1s teljes\u00edtm\u00e9ny\u00e9t befoly\u00e1sol\u00f3 egyik legfontosabb fel\u00fcleti tulajdons\u00e1g a <strong>ASTM D1894<\/strong> s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3 (COF). A nem megfelel\u0151 s\u00farl\u00f3d\u00e1si szint gy\u00e1rt\u00e1si le\u00e1ll\u00e1sokhoz, rossz megmunk\u00e1lhat\u00f3s\u00e1ghoz, instabil raklaprakom\u00e1nyokhoz vagy nem kiel\u00e9g\u00edt\u0151 fogyaszt\u00f3i \u00e9lm\u00e9nyhez vezethet.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ez a cikk elmagyar\u00e1zza, hogy <strong>ASTM D1894<\/strong> gyakorlati m\u00e9rn\u00f6ki szempontb\u00f3l, bele\u00e9rtve a <strong>s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3 vizsg\u00e1lata<\/strong>, a vizsg\u00e1lati elvek, a mint\u00e1k el\u0151k\u00e9sz\u00edt\u00e9se, az eredm\u00e9nyek \u00e9rtelmez\u00e9se \u00e9s a berendez\u00e9sek kiv\u00e1laszt\u00e1sa. Ak\u00e1r csomagol\u00f3anyag-gy\u00e1rt\u00f3, min\u0151s\u00e9gellen\u0151rz\u00e9si m\u00e9rn\u00f6k, labortechnikus vagy term\u00e9kfejleszt\u0151 vagy, a k\u00f6vetkez\u0151ket fontos meg\u00e9rtened: <strong>ASTM D1894<\/strong> hozz\u00e1j\u00e1rul az \u00e1lland\u00f3 term\u00e9kmin\u0151s\u00e9g \u00e9s a hat\u00e9kony gy\u00e1rt\u00e1s biztos\u00edt\u00e1s\u00e1hoz.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Mi\u00e9rt fontos az ASTM D1894 szabv\u00e1ny?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>ASTM D1894<\/strong> ez a szabv\u00e1nyos vizsg\u00e1lati m\u00f3dszer, amelyet a k\u00f6vetkez\u0151 meghat\u00e1roz\u00e1s\u00e1ra alkalmaznak: <strong>statikus s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3<\/strong> \u00e9s <strong>kinetikus s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3<\/strong> m\u0171anyag f\u00f3li\u00e1k \u00e9s lemezek.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A vizsg\u00e1lat azt m\u00e9ri, hogy mekkora er\u0151re van sz\u00fcks\u00e9g a k\u00e9t \u00e9rintkez\u0151 fel\u00fclet k\u00f6z\u00f6tti mozg\u00e1s elind\u00edt\u00e1s\u00e1hoz, illetve mekkora er\u0151re van sz\u00fcks\u00e9g a folyamatos cs\u00fasz\u00e1s fenntart\u00e1s\u00e1hoz. Ezek a m\u00e9r\u00e9sek \u00e9rt\u00e9kes inform\u00e1ci\u00f3kat ny\u00fajtanak a csomagol\u00f3anyagok cs\u00fasz\u00e1si tulajdons\u00e1gair\u00f3l.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A csomagol\u00f3anyag-gy\u00e1rt\u00e1s sor\u00e1n a s\u00farl\u00f3d\u00e1s k\u00f6zvetlen\u00fcl hat\u00e1ssal van a k\u00f6vetkez\u0151kre:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Nagy sebess\u00e9g\u0171 form\u00e1z\u00e1s\u2013t\u00f6lt\u00e9s\u2013lez\u00e1r\u00e1s m\u0171veletek<\/li>\n\n\n\n<li>Automatikus c\u00edmk\u00e9z\u0151 berendez\u00e9sek<\/li>\n\n\n\n<li>Dobozol\u00f3 \u00e9s sz\u00e1ll\u00edt\u00f3 rendszerek<\/li>\n\n\n\n<li>A csomagok egym\u00e1sra rak\u00e1s\u00e1nak stabilit\u00e1sa<\/li>\n\n\n\n<li>Tekercsel\u00e9si teljes\u00edtm\u00e9ny<\/li>\n\n\n\n<li>A fogyaszt\u00f3k \u00e1ltal tapasztalt kezelhet\u0151s\u00e9g<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Mivel a fel\u00fcleti s\u00farl\u00f3d\u00e1s mind a gy\u00e1rt\u00e1si hat\u00e9konys\u00e1got, mind a v\u00e9gterm\u00e9k teljes\u00edtm\u00e9ny\u00e9t befoly\u00e1solja, <strong>csomagol\u00e1s COF-vizsg\u00e1lat<\/strong> sz\u00e1mos ipar\u00e1gban rutinszer\u0171 min\u0151s\u00e9g-ellen\u0151rz\u00e9si elj\u00e1r\u00e1ss\u00e1 v\u00e1lt.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">A statikus \u00e9s a kinetikus s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3 meg\u00e9rt\u00e9se<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong>s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3 vizsg\u00e1lata<\/strong> k\u00e9t k\u00fcl\u00f6nb\u00f6z\u0151 s\u00farl\u00f3d\u00e1si viselked\u00e9st m\u00e9r.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Param\u00e9ter<\/th><th>Le\u00edr\u00e1s<\/th><th>Jelent\u0151s\u00e9ge<\/th><\/tr><\/thead><tbody><tr><td>Statikus COF<\/td><td>A mozg\u00e1s megkezd\u00e9s\u00e9hez sz\u00fcks\u00e9ges er\u0151<\/td><td>Kezdeti tapad\u00e1sra vagy elt\u00f6m\u0151d\u00e9sre utal<\/td><\/tr><tr><td>Kinetikus COF<\/td><td>A mozg\u00e1s fenntart\u00e1s\u00e1hoz sz\u00fcks\u00e9ges er\u0151<\/td><td>A folyamatos cs\u00fasz\u00e1si teljes\u00edtm\u00e9nyt t\u00fckr\u00f6zi<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">A magas statikus s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3 (COF) a f\u00f3li\u00e1k \u00f6sszeragad\u00e1s\u00e1t okozhatja, m\u00edg a nagyon alacsony COF ronthatja a r\u00e9tegek stabilit\u00e1s\u00e1t. Hasonl\u00f3k\u00e9ppen, a kinetikus COF is befoly\u00e1solja, hogy az anyagok milyen sim\u00e1n haladnak \u00e1t a csomagol\u00f3g\u00e9peken.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Az optim\u00e1lis s\u00farl\u00f3d\u00e1si szint az alkalmaz\u00e1st\u00f3l f\u00fcgg, nem pedig att\u00f3l, hogy a lehet\u0151 legalacsonyabb \u00e9rt\u00e9ket kell el\u00e9rni.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Az ASTM D1894 szabv\u00e1ny szerinti vizsg\u00e1lati elv<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Az elv <strong>ASTM D1894<\/strong> egyszer\u0171.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Az egyik vizsg\u00e1lati darabot egy v\u00edzszintes vizsg\u00e1lati emelv\u00e9nyre r\u00f6gz\u00edtik, m\u00edg a m\u00e1sikat egy s\u00falyozott sz\u00e1nra er\u0151s\u00edtik. A sz\u00e1nt egy vizsg\u00e1lati m\u0171szer seg\u00edts\u00e9g\u00e9vel szab\u00e1lyozott sebess\u00e9ggel h\u00fazz\u00e1k. A mozg\u00e1s sor\u00e1n a m\u0171szer folyamatosan m\u00e9ri a h\u00faz\u00f3er\u0151t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3t a k\u00f6vetkez\u0151k\u00e9ppen sz\u00e1m\u00edtj\u00e1k ki:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>COF = s\u00farl\u00f3d\u00e1si er\u0151 \u00f7 norm\u00e1l er\u0151<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A mozg\u00e1s elind\u00edt\u00e1s\u00e1hoz sz\u00fcks\u00e9ges legnagyobb er\u0151 a statikus s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3t jelenti, m\u00edg az egyenletes cs\u00fasz\u00e1s sor\u00e1n fell\u00e9p\u0151 \u00e1tlagos er\u0151 a kinetikus s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3t jelenti.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A pontos sebess\u00e9gszab\u00e1lyoz\u00e1s elengedhetetlen, mivel a s\u00farl\u00f3d\u00e1si \u00e9rt\u00e9kek \u00e9rz\u00e9kenyek a mozg\u00e1si sebess\u00e9gre. Az ASTM D1894 szabv\u00e1ny a vizsg\u00e1lati sebess\u00e9get a k\u00f6vetkez\u0151k\u00e9ppen hat\u00e1rozza meg: <strong>150 mm\/perc<\/strong>, m\u00edg az ISO 8295 szabv\u00e1ny el\u0151\u00edrja, hogy <strong>100 mm\/perc<\/strong>, ez\u00e9rt elengedhetetlen, hogy a m\u0171szer megfeleljen a kiv\u00e1lasztott szabv\u00e1nynak.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">A vizsg\u00e1lati mint\u00e1kra vonatkoz\u00f3 k\u00f6vetelm\u00e9nyek<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A megb\u00edzhat\u00f3 adatok megszerz\u00e9s\u00e9hez elengedhetetlen a mint\u00e1k megfelel\u0151 el\u0151k\u00e9sz\u00edt\u00e9se.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Az ASTM D1894 szabv\u00e1ny szerint:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Minta<\/th><th>Jellemz\u0151 m\u00e9ret<\/th><\/tr><\/thead><tbody><tr><td>S\u00edk mintadarab<\/td><td>K\u00f6r\u00fclbel\u00fcl 250 \u00d7 130 mm<\/td><\/tr><tr><td>A sz\u00e1nhoz r\u00f6gz\u00edtett film<\/td><td>K\u00f6r\u00fclbel\u00fcl 120 \u00d7 120 mm<\/td><\/tr><tr><td>A sz\u00e1nhoz r\u00f6gz\u00edtett vastag lemez<\/td><td>63,5 \u00d7 63,5 mm<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">A szabv\u00e1ny emellett a k\u00f6vetkez\u0151ket is javasolja:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Legal\u00e1bb \u00f6t minta vizsg\u00e1lata<\/li>\n\n\n\n<li>Tiszta, szennyez\u0151d\u00e9smentes mint\u00e1k haszn\u00e1lata<\/li>\n\n\n\n<li>Az ujjlenyomatok elker\u00fcl\u00e9se a vizsg\u00e1lati fel\u00fcleteken<\/li>\n\n\n\n<li>A mint\u00e1k cser\u00e9je minden egyes vizsg\u00e1lat ut\u00e1n<\/li>\n\n\n\n<li>A vizsg\u00e1lat sor\u00e1n a g\u00e9pir\u00e1ny \u00e1lland\u00f3s\u00e1g\u00e1nak fenntart\u00e1sa<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e9g a legkisebb mennyis\u00e9g\u0171 por vagy olaj is jelent\u0151sen befoly\u00e1solhatja a m\u00e9rt s\u00farl\u00f3d\u00e1si \u00e9rt\u00e9keket.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">A m\u0171anyag f\u00f3lia s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3j\u00e1t befoly\u00e1sol\u00f3 t\u00e9nyez\u0151k<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong>a m\u0171anyag f\u00f3lia s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3ja<\/strong> ez az anyagt\u00f3l eltekintve sz\u00e1mos t\u00e9nyez\u0151t\u0151l f\u00fcgg.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A leggyakoribb befoly\u00e1sol\u00f3 t\u00e9nyez\u0151k a k\u00f6vetkez\u0151k:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Cs\u00fasz\u00e1sg\u00e1tl\u00f3 adal\u00e9kanyagok<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A polietil\u00e9n- \u00e9s polipropil\u00e9nf\u00f3li\u00e1k gyakran tartalmaznak cs\u00fasz\u00e1sjav\u00edt\u00f3 adal\u00e9kanyagokat, amelyek id\u0151vel a fel\u00fcletre v\u00e1ndorolnak, \u00e9s ezzel megv\u00e1ltoztatj\u00e1k a s\u00farl\u00f3d\u00e1si tulajdons\u00e1gokat.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Fel\u00fcletkezel\u00e9s<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A koronakezel\u00e9s, a plazmakezel\u00e9s, a bevonatok \u00e9s a nyomtat\u00e1s megv\u00e1ltoztatj\u00e1k a fel\u00fcleti energi\u00e1t, \u00e9s ennek k\u00f6vetkezt\u00e9ben befoly\u00e1solj\u00e1k a s\u00farl\u00f3d\u00e1si viselked\u00e9st.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">A film \u00f6reged\u00e9se<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Sz\u00e1mos adal\u00e9kanyag fokozatosan sz\u00e9tv\u00e1lik. Ez\u00e9rt a s\u00farl\u00f3d\u00e1si \u00e9rt\u00e9kek a gy\u00e1rt\u00e1st k\u00f6vet\u0151en napokkal vagy hetekkel k\u00e9s\u0151bb is v\u00e1ltozhatnak.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">H\u0151m\u00e9rs\u00e9klet \u00e9s p\u00e1ratartalom<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A k\u00f6rnyezeti felt\u00e9telek befoly\u00e1solj\u00e1k a polimerek fel\u00fcleti tulajdons\u00e1gait, ez\u00e9rt azokat a vizsg\u00e1lat sor\u00e1n szab\u00e1lyozni kell.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Gy\u00e1rt\u00e1si folyamat<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Az extrud\u00e1l\u00e1si felt\u00e9telek, a h\u0171t\u0151henger h\u0151m\u00e9rs\u00e9klete \u00e9s a feldolgoz\u00e1si sebess\u00e9g egyar\u00e1nt befoly\u00e1solj\u00e1k a fel\u00fcleti morfol\u00f3gi\u00e1t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Az eredm\u00e9nyes \u00f6sszehasonl\u00edt\u00e1s \u00e9rdek\u00e9ben a laborat\u00f3riumoknak k\u00f6vetkezetes el\u0151k\u00e9sz\u00edt\u00e9si elj\u00e1r\u00e1sokat \u00e9s k\u00f6rnyezeti felt\u00e9teleket kell biztos\u00edtaniuk.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">A pap\u00edr \u00e9s a m\u0171anyag f\u00f3lia s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3j\u00e1nak \u00f6sszehasonl\u00edt\u00e1sa<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">B\u00e1r <strong>ASTM D1894<\/strong> b\u00e1r els\u0151sorban a m\u0171anyag f\u00f3li\u00e1kra \u00e9s lemezekre vonatkozik, a hasonl\u00f3 s\u00farl\u00f3d\u00e1svizsg\u00e1lati m\u00f3dszerek a k\u00f6vetkez\u0151 \u00e9rt\u00e9kel\u00e9s\u00e9hez is hasznosak: <strong>a pap\u00edr s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3ja<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A pap\u00edrcsomagol\u00e1s alkalmaz\u00e1si ter\u00fcletei a k\u00f6vetkez\u0151k:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Hajtogathat\u00f3 kartondobozok<\/li>\n\n\n\n<li>Hull\u00e1mkarton b\u00e9l\u00e9s<\/li>\n\n\n\n<li>Pap\u00edrc\u00edmk\u00e9k<\/li>\n\n\n\n<li>Bevont karton<\/li>\n\n\n\n<li>Nyomtat\u00e1si hordoz\u00f3k<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">A pap\u00edrfel\u00fcletek a fel\u00fcleti \u00e9rdess\u00e9g, a bevonatok, a sz\u00e1lir\u00e1ny \u00e9s a nedvess\u00e9gfelv\u00e9tel miatt gyakran elt\u00e9r\u0151 s\u00farl\u00f3d\u00e1si tulajdons\u00e1gokat mutatnak. Sz\u00e1mos feldolgoz\u00e1si folyamat sor\u00e1n a pap\u00edr \u00e9s a m\u0171anyag f\u00f3li\u00e1k k\u00f6z\u00f6tti s\u00farl\u00f3d\u00e1s is befoly\u00e1solja a g\u00e9p teljes\u00edtm\u00e9ny\u00e9t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mindkett\u0151 meg\u00e9rt\u00e9se <strong>a pap\u00edr s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3ja<\/strong> \u00e9s a m\u0171anyagok haszn\u00e1lata lehet\u0151v\u00e9 teszi a gy\u00e1rt\u00f3k sz\u00e1m\u00e1ra, hogy optimaliz\u00e1lj\u00e1k a t\u00f6bbf\u00e9le anyagb\u00f3l \u00e1ll\u00f3 csomagol\u00e1si rendszereket.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">A csomagol\u00e1si COF-vizsg\u00e1lat alkalmaz\u00e1si ter\u00fcletei<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Csomagol\u00e1s COF-vizsg\u00e1lata<\/strong> sz\u00e9les k\u00f6rben alkalmazz\u00e1k a term\u00e9kfejleszt\u00e9s \u00e9s a gy\u00e1rt\u00e1s sor\u00e1n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Rugalmas csomagol\u00e1s<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>R\u00e1gcs\u00e1lnival\u00f3-csomagok<\/li>\n\n\n\n<li>Fagyasztott \u00e9lelmiszerek csomagol\u00e1sa<\/li>\n\n\n\n<li>Retort tasakok<\/li>\n\n\n\n<li>V\u00e1kuumzs\u00e1kok<\/li>\n\n\n\n<li>\u00c1ll\u00f3 tasakok<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Gy\u00f3gyszeripari csomagol\u00e1s<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Orvosi tasakok<\/li>\n\n\n\n<li>Bliszterfed\u0151 anyagok<\/li>\n\n\n\n<li>Steril g\u00e1trendszerek<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Fogyaszt\u00e1si cikkek<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Test\u00e1pol\u00e1si term\u00e9kek csomagol\u00e1sa<\/li>\n\n\n\n<li>H\u00e1ztart\u00e1si term\u00e9kek csomagol\u00e1sai<\/li>\n\n\n\n<li>Kozmetikai rugalmas csomagol\u00e1sok<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Ipari csomagol\u00e1s<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ny\u00fajthat\u00f3 f\u00f3li\u00e1k<\/li>\n\n\n\n<li>Zsugorf\u00f3li\u00e1k<\/li>\n\n\n\n<li>V\u00e9d\u0151b\u00e9l\u00e9sek<\/li>\n\n\n\n<li>Er\u0151s t\u00e1sk\u00e1k<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">A rendszeres s\u00farl\u00f3d\u00e1si vizsg\u00e1latok seg\u00edts\u00e9g\u00e9vel felismerhet\u0151k a gy\u00e1rt\u00e1si elt\u00e9r\u00e9sek, m\u00e9g miel\u0151tt a term\u00e9kek eljutn\u00e1nak a v\u00e1s\u00e1rl\u00f3khoz.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Hogyan v\u00e1lasszuk ki a COF-vizsg\u00e1l\u00f3 g\u00e9pet?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A megfelel\u0151 kiv\u00e1laszt\u00e1sa <strong>COF-vizsg\u00e1l\u00f3berendez\u00e9s<\/strong> nem csup\u00e1n az alapvet\u0151 k\u00f6vetelm\u00e9nyek teljes\u00edt\u00e9s\u00e9t jelenti. A laborat\u00f3riumoknak t\u00f6bb teljes\u00edtm\u00e9nyjellemz\u0151t is \u00e9rt\u00e9kelni\u00fck kell.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A fontos szempontok k\u00f6z\u00f6tt szerepelnek:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Az ASTM D1894 \u00e9s az ISO 8295 szabv\u00e1nyoknak val\u00f3 megfelel\u00e9s<\/li>\n\n\n\n<li>Az vontat\u00e1si sebess\u00e9g stabil szab\u00e1lyoz\u00e1sa<\/li>\n\n\n\n<li>Nagy pontoss\u00e1g\u00fa terhel\u00e9sm\u00e9r\u0151 cella<\/li>\n\n\n\n<li>A statikus \u00e9s kinetikus s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3 automatikus kisz\u00e1m\u00edt\u00e1sa<\/li>\n\n\n\n<li>Felhaszn\u00e1l\u00f3bar\u00e1t kezel\u00e9s<\/li>\n\n\n\n<li>Adatt\u00e1rol\u00e1si \u00e9s export\u00e1l\u00e1si funkci\u00f3k<\/li>\n\n\n\n<li>Ism\u00e9telhet\u0151 mozg\u00e1s\u00fa rendszer<\/li>\n\n\n\n<li>A mint\u00e1k egyszer\u0171 felszerel\u00e9se<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">A modern laborat\u00f3riumok emellett az \u00e9rint\u0151k\u00e9perny\u0151s kezel\u0151fel\u00fcletek, a statisztikai elemz\u00e9sek \u00e9s a digit\u00e1lis jelent\u00e9sk\u00e9sz\u00edt\u00e9si funkci\u00f3k el\u0151nyeit is kihaszn\u00e1lj\u00e1k.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">COF-01 s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3-m\u00e9r\u0151 k\u00e9sz\u00fcl\u00e9k a Cell Instruments-t\u0151l<\/h2>\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\">\n<figure class=\"wp-block-image size-large is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/07\/COF-01cof-testing-machine-1024x1024.webp\" alt=\"ASTM D1894 cs\u00fasz\u00e1si egy\u00fctthat\u00f3 vizsg\u00e1lat csomagol\u00f3anyagok eset\u00e9ben\" class=\"wp-image-1426\" style=\"width:314px;height:auto\" title=\"\" srcset=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/07\/COF-01cof-testing-machine-1024x1024.webp 1024w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/07\/COF-01cof-testing-machine-300x300.webp 300w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/07\/COF-01cof-testing-machine-150x150.webp 150w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/07\/COF-01cof-testing-machine-768x768.webp 768w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/07\/COF-01cof-testing-machine-12x12.webp 12w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/07\/COF-01cof-testing-machine.webp 1080w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/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\">Azoknak a laborat\u00f3riumoknak, amelyeknek megb\u00edzhat\u00f3 <strong>s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3 vizsg\u00e1lata<\/strong> eredm\u00e9nyek, a <strong>COF-01 s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3-m\u00e9r\u0151<\/strong> a\u2026-b\u00f3l <a href=\"https:\/\/www.packtests.com\/hu\/\" target=\"_blank\" rel=\"noreferrer noopener\">Cell Instruments<\/a> gyakorlati megold\u00e1st k\u00edn\u00e1l a rutin min\u0151s\u00e9g-ellen\u0151rz\u00e9shez \u00e9s a kutat\u00e1si alkalmaz\u00e1sokhoz.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">F\u0151bb m\u0171szaki adatok<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>T\u00e9tel<\/th><th>M\u0171szaki adatok<\/th><\/tr><\/thead><tbody><tr><td>Terhel\u00e9sm\u00e9r\u0151 cella<\/td><td>5 N (be\u00e1ll\u00edthat\u00f3)<\/td><\/tr><tr><td>Pontoss\u00e1g<\/td><td>0,51 TP5T F.S.<\/td><\/tr><tr><td>A sz\u00e1n s\u00falya<\/td><td>200 \u00b11 g<\/td><\/tr><tr><td>Tesztsebess\u00e9g<\/td><td>150 mm\/perc (ASTM), 100 mm\/perc (ISO)<\/td><\/tr><tr><td>Mozg\u00e1srendszer<\/td><td>L\u00e9p\u00e9smotor goly\u00f3s vezet\u0151csavarral<\/td><\/tr><tr><td>Felhaszn\u00e1l\u00f3i fel\u00fclet<\/td><td>PLC-vez\u00e9rl\u00e9s \u00e9rint\u0151k\u00e9perny\u0151s HMI-vel<\/td><\/tr><tr><td>Adatkimenet<\/td><td>Max., Min., \u00e1tlagos COF, nyomtat\u00f3, opcion\u00e1lis RS-232<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Gyakorlati jellemz\u0151k<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A COF-01-et \u00fagy tervezt\u00e9k, hogy a k\u00f6vetkez\u0151k\u00e9ppen n\u00f6velje a tesztel\u00e9s hat\u00e9konys\u00e1g\u00e1t:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Kett\u0151s \u00fczemm\u00f3d\u00fa statikus \u00e9s kinetikus vizsg\u00e1latok<\/li>\n\n\n\n<li>Automatikus adatgy\u0171jt\u00e9s<\/li>\n\n\n\n<li>A s\u00farl\u00f3d\u00e1si g\u00f6rbe val\u00f3s idej\u0171 megjelen\u00edt\u00e9se<\/li>\n\n\n\n<li>Ism\u00e9telhet\u0151, nagy pontoss\u00e1g\u00fa mozg\u00e1s<\/li>\n\n\n\n<li>Tart\u00f3s alum\u00ednium tesztel\u0151\u00e1llv\u00e1ny<\/li>\n\n\n\n<li>Testreszabhat\u00f3 nyelvi fel\u00fclet<\/li>\n\n\n\n<li>T\u00falterhel\u00e9s-v\u00e9delem \u00e9s automatikus visszat\u00e9r\u00e9s<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Ezek a funkci\u00f3k seg\u00edtik a laborat\u00f3riumokat abban, hogy konzisztens, megism\u00e9telhet\u0151 eredm\u00e9nyeket \u00e9rjenek el, mik\u00f6zben egyszer\u0171s\u00edtik a napi m\u0171k\u00f6d\u00e9st.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Bev\u00e1lt gyakorlatok a megb\u00edzhat\u00f3 ASTM D1894 szerinti vizsg\u00e1latokhoz<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A m\u00e9r\u00e9sek konzisztenci\u00e1j\u00e1nak jav\u00edt\u00e1sa \u00e9rdek\u00e9ben:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A mint\u00e1kat ellen\u0151rz\u00f6tt laborat\u00f3riumi k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tt kell vizsg\u00e1lni.<\/li>\n\n\n\n<li>A mint\u00e1kat lehet\u0151s\u00e9g szerint mindig keszty\u0171ben kezelje.<\/li>\n\n\n\n<li>Minden vizsg\u00e1lathoz friss mint\u00e1kat haszn\u00e1ljon.<\/li>\n\n\n\n<li>Tartsa tiszt\u00e1n a tesztel\u00e9si platformot.<\/li>\n\n\n\n<li>Rendszeresen ellen\u0151rizze a sz\u00e1n s\u00faly\u00e1t.<\/li>\n\n\n\n<li>A terhel\u00e9sm\u00e9r\u0151 cell\u00e1t rendszeresen kalibr\u00e1lja.<\/li>\n\n\n\n<li>Tartsa be a megadott h\u00faz\u00e1si sebess\u00e9get.<\/li>\n\n\n\n<li>A statisztikai megb\u00edzhat\u00f3s\u00e1g \u00e9rdek\u00e9ben v\u00e9gezzen elegend\u0151 ism\u00e9tl\u00e9st.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">A k\u00f6vetkezetes laborat\u00f3riumi gyakorlat gyakran nagyobb m\u00e9rt\u00e9kben j\u00e1rul hozz\u00e1 az eredm\u00e9nyek megism\u00e9telhet\u0151s\u00e9g\u00e9hez, mint maga a m\u0171szer.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">ASTM D1894 \u00e9s kapcsol\u00f3d\u00f3 szabv\u00e1nyok<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">B\u00e1r <strong>ASTM D1894<\/strong> ez a m\u0171anyag f\u00f3li\u00e1kra vonatkoz\u00f3 egyik legsz\u00e9lesebb k\u00f6rben alkalmazott s\u00farl\u00f3d\u00e1si szabv\u00e1ny; a laborat\u00f3riumok az anyagt\u00f3l \u00e9s az alkalmaz\u00e1st\u00f3l f\u00fcgg\u0151en gyakran dolgoznak a kapcsol\u00f3d\u00f3 szabv\u00e1nyokkal.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Standard<\/th><th>Alkalmaz\u00e1s<\/th><\/tr><\/thead><tbody><tr><td>ASTM D1894<\/td><td>M\u0171anyag f\u00f3li\u00e1k \u00e9s lemezek statikus \u00e9s kinetikus s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3i<\/td><\/tr><tr><td>ISO 8295<\/td><td>M\u0171anyag f\u00f3li\u00e1k \u00e9s lemezek s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3ja<\/td><\/tr><tr><td>ASTM D2534<\/td><td>A viaszbevonatok s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3ja<\/td><\/tr><tr><td>TAPPI T549<\/td><td>Pap\u00edr \u00e9s karton s\u00farl\u00f3d\u00e1si vizsg\u00e1lata<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">A megfelel\u0151 szabv\u00e1ny kiv\u00e1laszt\u00e1s\u00e1val biztos\u00edthat\u00f3, hogy az eredm\u00e9nyek \u00f6sszhangban legyenek a term\u00e9k specifik\u00e1ci\u00f3ival \u00e9s az \u00fcgyfelek ig\u00e9nyeivel.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">K\u00f6vetkeztet\u00e9s<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A fel\u00fcleti s\u00farl\u00f3d\u00e1s jelent\u0151sen befoly\u00e1solja a csomagol\u00e1s hat\u00e9konys\u00e1g\u00e1t, a gy\u00e1rt\u00e1si hat\u00e9konys\u00e1got \u00e9s a term\u00e9k min\u0151s\u00e9g\u00e9t. <a href=\"https:\/\/store.astm.org\/d1894-24.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">ASTM D1894<\/a> szabv\u00e1nyos\u00edtott m\u00f3dszert biztos\u00edt mind a statikus, mind a kinetikus s\u00farl\u00f3d\u00e1si jellemz\u0151k m\u00e9r\u00e9s\u00e9re, lehet\u0151v\u00e9 t\u00e9ve a gy\u00e1rt\u00f3k sz\u00e1m\u00e1ra a gy\u00e1rt\u00e1si folyamat \u00e1lland\u00f3s\u00e1g\u00e1nak nyomon k\u00f6vet\u00e9s\u00e9t, az anyagv\u00e1ltoz\u00e1sok \u00e9rt\u00e9kel\u00e9s\u00e9t, valamint a csomagol\u00e1s teljes\u00edtm\u00e9ny\u00e9nek optimaliz\u00e1l\u00e1s\u00e1t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ak\u00e1r a <strong>a m\u0171anyag f\u00f3lia s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3ja<\/strong>, amelynek \u00e9rt\u00e9kel\u00e9se sor\u00e1n <strong>a pap\u00edr s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3ja<\/strong>, vagy rutinvizsg\u00e1latok elv\u00e9gz\u00e9se <strong>csomagol\u00e1s COF-vizsg\u00e1lat<\/strong>, a megb\u00edzhat\u00f3 berendez\u00e9sek \u00e9s a szabv\u00e1nyos\u00edtott elj\u00e1r\u00e1sok elengedhetetlenek a megb\u00edzhat\u00f3 eredm\u00e9nyek el\u00e9r\u00e9s\u00e9hez. A kiv\u00e1l\u00f3 min\u0151s\u00e9g\u0171 <strong>COF-vizsg\u00e1l\u00f3berendez\u00e9s<\/strong>, a megfelel\u0151 mintak\u00e9sz\u00edt\u00e9ssel \u00e9s szab\u00e1lyozott laborat\u00f3riumi k\u00f6r\u00fclm\u00e9nyekkel egy\u00fctt lehet\u0151v\u00e9 teszi a gy\u00e1rt\u00f3k sz\u00e1m\u00e1ra, hogy megalapozott min\u0151s\u00e9gi d\u00f6nt\u00e9seket hozzanak, cs\u00f6kkents\u00e9k a gy\u00e1rt\u00e1si elt\u00e9r\u00e9seket, \u00e9s jav\u00edts\u00e1k a csomagol\u00e1s teljes\u00edtm\u00e9ny\u00e9t sz\u00e1mos ipar\u00e1gban.<\/p>","protected":false},"excerpt":{"rendered":"<p>Plastic films play a critical role in modern packaging, from food pouches and pharmaceutical sachets to industrial liners and consumer product wrapping. One of the most important surface characteristics influencing package performance is the ASTM D1894 coefficient of friction (COF). An improper friction level can lead to production downtime, poor machinability, unstable pallet loads, or [&hellip;]<\/p>","protected":false},"featured_media":1426,"parent":0,"template":"","meta":{"_acf_changed":false},"standard-category":[],"class_list":["post-1425","standard","type-standard","status-publish","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packtests.com\/hu\/wp-json\/wp\/v2\/standard\/1425","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packtests.com\/hu\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.packtests.com\/hu\/wp-json\/wp\/v2\/types\/standard"}],"version-history":[{"count":5,"href":"https:\/\/www.packtests.com\/hu\/wp-json\/wp\/v2\/standard\/1425\/revisions"}],"predecessor-version":[{"id":1590,"href":"https:\/\/www.packtests.com\/hu\/wp-json\/wp\/v2\/standard\/1425\/revisions\/1590"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packtests.com\/hu\/wp-json\/wp\/v2\/media\/1426"}],"wp:attachment":[{"href":"https:\/\/www.packtests.com\/hu\/wp-json\/wp\/v2\/media?parent=1425"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packtests.com\/hu\/wp-json\/wp\/v2\/standard-category?post=1425"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}