{"id":9845,"date":"2026-02-24T15:11:45","date_gmt":"2026-02-24T07:11:45","guid":{"rendered":"https:\/\/www.packqc.com\/standard\/astm-d4917-2\/"},"modified":"2026-04-16T09:53:06","modified_gmt":"2026-04-16T01:53:06","slug":"astm-d4917","status":"publish","type":"standard","link":"https:\/\/www.packqc.com\/hu\/standard\/astm-d4917\/","title":{"rendered":"ASTM D4917"},"content":{"rendered":"<h2 class=\"wp-block-heading\">A s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3 meg\u00e9rt\u00e9se a pap\u00edrvizsg\u00e1latban<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong data-start=\"1472\" data-end=\"1505\">S\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3 (COF)<\/strong> egy d\u00f6nt\u0151 fontoss\u00e1g\u00fa param\u00e9ter, amely a k\u00e9t fel\u00fclet k\u00f6z\u00f6tti mozg\u00e1si ellen\u00e1ll\u00e1st t\u00fckr\u00f6zi. A pap\u00edralkalmaz\u00e1sokban ez az \u00e9rt\u00e9k befoly\u00e1solja, hogy az egyik lap hogyan cs\u00faszik a m\u00e1sik felett. A <strong data-start=\"1674\" data-end=\"1688\">statikus COF<\/strong> hat\u00e1rozza meg a mozg\u00e1s elind\u00edt\u00e1s\u00e1hoz sz\u00fcks\u00e9ges er\u0151t, m\u00edg a <strong data-start=\"1752\" data-end=\"1767\">kinetikus COF<\/strong> a mozg\u00e1s \u00e1lland\u00f3 sebess\u00e9gen val\u00f3 fenntart\u00e1s\u00e1hoz sz\u00fcks\u00e9ges er\u0151t m\u00e9ri. Az ASTM D4917 mindk\u00e9t m\u00e9r\u00e9st v\u00edzszintes cs\u00fasz\u00f3 mozg\u00e1ssal teszi lehet\u0151v\u00e9.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Vizsg\u00e1l\u00f3berendez\u00e9sek \u00e9s mintael\u0151k\u00e9sz\u00edt\u00e9si megfontol\u00e1sok<\/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=\"Folyamatban l\u00e9v\u0151 pap\u00edr s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3 vizsg\u00e1lata\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/Iq-UFiGqF64?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 class=\"wp-block-paragraph\">Az ASTM D4917 szabv\u00e1ny szerinti megb\u00edzhat\u00f3 COF-vizsg\u00e1latok elv\u00e9gz\u00e9s\u00e9hez speci\u00e1lis berendez\u00e9sekre van sz\u00fcks\u00e9g. A <strong data-start=\"3843\" data-end=\"3877\">\u00e1lland\u00f3 mozg\u00e1si sebess\u00e9g\u0171 tesztel\u0151<\/strong>, amely egy terhel\u00e9sm\u00e9r\u0151 cell\u00e1val van felszerelve, \u00e9s 150 \u00b1 30 mm\/perc sebess\u00e9ggel k\u00e9pes a sz\u00e1nk\u00f3t h\u00fazni.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A pontos eredm\u00e9nyek \u00e9rdek\u00e9ben a mint\u00e1kat szabv\u00e1nyos l\u00e9gk\u00f6ri k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tt (a TAPPI T402 vagy az ASTM D685 szabv\u00e1ny szerint) el\u0151 kell kondicion\u00e1lni, \u00e9s a g\u00e9p ir\u00e1ny\u00e1val \u00e9s a szemcseorient\u00e1ci\u00f3val \u00f6sszhangban kell el\u0151k\u00e9sz\u00edteni.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Javasoljuk a <strong data-start=\"4191\" data-end=\"4249\">Cell Instruments COF-01 s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3 m\u00e9r\u0151<\/strong>, az ASTM D4917 \u00e9s az ISO 8295 szabv\u00e1ny k\u00f6vetelm\u00e9nyeinek megfelel\u0151, nagy pontoss\u00e1g\u00fa v\u00edzszintes s\u00edkbeli m\u00e9r\u0151m\u0171szer. Digit\u00e1lis vez\u00e9rl\u00e9ssel, \u00e1ll\u00edthat\u00f3 sz\u00e1nopci\u00f3kkal \u00e9s automatikus er\u0151m\u00e9r\u00e9ssel rendelkezik, ami pontos, reproduk\u00e1lhat\u00f3 eredm\u00e9nyeket biztos\u00edt mind a statikus, mind a kinetikus COF-vizsg\u00e1latokhoz.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pap\u00edr statikus \u00e9s kinetikus s\u00farl\u00f3d\u00e1si tesztek magyar\u00e1zata<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Az ASTM D4917 szerinti pap\u00edrvizsg\u00e1lat sor\u00e1n egy pap\u00edrlapot egy sima v\u00edzszintes fel\u00fcletre helyeznek, majd egy m\u00e1sik, ugyanilyen lapot helyeznek r\u00e1. A fels\u0151 lap f\u00f6l\u00e9 egy (\u00e1ltal\u00e1ban gumibor\u00edt\u00e1s\u00fa) sz\u00e1nk\u00f3t helyeznek. A sz\u00e1nk\u00f3 h\u00faz\u00e1sa k\u00f6zben m\u00e9rik a mozg\u00e1s elind\u00edt\u00e1s\u00e1hoz sz\u00fcks\u00e9ges er\u0151t (statikus s\u00farl\u00f3d\u00e1s) \u00e9s a mozg\u00e1s folytat\u00e1s\u00e1hoz sz\u00fcks\u00e9ges er\u0151t (kinetikus s\u00farl\u00f3d\u00e1s).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ez <strong data-start=\"2334\" data-end=\"2368\">pap\u00edr kinetikus s\u00farl\u00f3d\u00e1si vizsg\u00e1lat<\/strong> \u00e9s <strong data-start=\"2373\" data-end=\"2406\">pap\u00edr statikus s\u00farl\u00f3d\u00e1si vizsg\u00e1lat<\/strong> kritikus adatokat szolg\u00e1ltat a nagy sebess\u00e9g\u0171 rendszerekben az \u00edvek elv\u00e1laszt\u00e1s\u00e1nak, az adagol\u00e1s konzisztenci\u00e1j\u00e1nak \u00e9s a nyomtat\u00e1si igaz\u00edt\u00e1snak a meg\u00e9rt\u00e9s\u00e9hez.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Az ASTM D4917 alkalmaz\u00e1sai a nyomtatott \u00e9s a bevonat n\u00e9lk\u00fcli pap\u00edr COF-vizsg\u00e1lat\u00e1ban<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong data-start=\"2613\" data-end=\"2640\">nyomtat\u00f3pap\u00edr COF teszt<\/strong> k\u00fcl\u00f6n\u00f6sen fontos a nyomdai k\u00f6rnyezetben, ahol a s\u00farl\u00f3d\u00e1si konzisztencia biztos\u00edtja az egyes lapok adagol\u00e1s\u00e1nak pontoss\u00e1g\u00e1t, \u00e9s cs\u00f6kkenti az elakad\u00e1sokat vagy a f\u00e9lrevezet\u00e9seket. Hasonl\u00f3k\u00e9ppen, <strong data-start=\"2799\" data-end=\"2826\">bevonat n\u00e9lk\u00fcli pap\u00edr COF teszt<\/strong> seg\u00edt a pap\u00edrgy\u00e1rt\u00f3knak ellen\u0151rizni a term\u00e9k specifik\u00e1ci\u00f3it a feldolgoz\u00e1s vagy a sz\u00e1ll\u00edt\u00e1s el\u0151tt.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mindk\u00e9t alkalmaz\u00e1sban az ASTM D4917 szabv\u00e1nyos\u00edtott megk\u00f6zel\u00edt\u00e9st k\u00edn\u00e1l, amely cs\u00f6kkenti a vizsg\u00e1lati v\u00e1ltoz\u00e9konys\u00e1got \u00e9s biztos\u00edtja az ipar\u00e1gi min\u0151s\u00e9gi referencia\u00e9rt\u00e9keknek val\u00f3 megfelel\u00e9st.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Mi\u00e9rt haszn\u00e1lja az ASTM D4917-et m\u00e1s m\u00f3dszerek helyett?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A ferde s\u00edkban v\u00e9gzett m\u00f3dszerekkel (mint p\u00e9ld\u00e1ul az ASTM D4918) ellent\u00e9tben, amelyek nem k\u00e9pesek a kinetikus COF meghat\u00e1roz\u00e1s\u00e1ra, az ASTM D4917 lehet\u0151v\u00e9 teszi mind a statikus, mind a kinetikus s\u00farl\u00f3d\u00e1s pontos \u00e9rt\u00e9kel\u00e9s\u00e9t v\u00edzszintes mozg\u00e1ssal. Ezen t\u00falmen\u0151en a cs\u00fasz\u00f3 kop\u00e1st minimaliz\u00e1lja az\u00e1ltal, hogy csak az els\u0151 \u00e9rintkez\u00e9st vizsg\u00e1lja, ami jobban szimul\u00e1lja a val\u00f3s lemezkezel\u00e9si forgat\u00f3k\u00f6nyveket.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Merevebb anyagok, p\u00e9ld\u00e1ul hull\u00e1mkarton eset\u00e9ben az ASTM D4521 vagy az ASTM D3247 szabv\u00e1ny a megfelel\u0151bb. De a <strong data-start=\"3557\" data-end=\"3592\">v\u00e9kony, rugalmas, bevonat n\u00e9lk\u00fcli pap\u00edrok<\/strong>, A D4917 a legt\u00f6bb pap\u00edrfeldolgoz\u00f3 \u00e9s csomagol\u00f3 laborat\u00f3rium \u00e1ltal aj\u00e1nlott m\u00f3dszer.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">A megfelel\u0151 s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3m\u00e9r\u0151 kiv\u00e1laszt\u00e1sa<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Az ASTM D4917 szabv\u00e1nynak val\u00f3 megfelel\u00e9shez \u00e9s a pontos pap\u00edr COF eredm\u00e9nyek el\u00e9r\u00e9s\u00e9hez javasoljuk a k\u00f6vetkez\u0151k haszn\u00e1lat\u00e1t <strong data-start=\"4239\" data-end=\"4270\">Cell Instruments <a href=\"https:\/\/www.packqc.com\/hu\/product\/coefficient-of-friction-testing-equipment\/\">COF-01<\/a> Tesztel\u0151<\/strong>, amely a k\u00f6vetkez\u0151kre van optimaliz\u00e1lva:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>horizont\u00e1lis vizsg\u00e1lat<\/li>\n\n\n\n<li>Statikus \u00e9s kinetikus s\u00farl\u00f3d\u00e1si m\u00e9r\u00e9sek<\/li>\n\n\n\n<li>Egyedi berendez\u00e9si t\u00e1rgyak tervez\u00e9se bevonat n\u00e9lk\u00fcli \u00e9s speci\u00e1lis pap\u00edrokhoz<\/li>\n\n\n\n<li>Intelligens adatr\u00f6gz\u00edt\u00e9s\u00a0<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Az Cell Instruments robusztus m\u00e9rn\u00f6ki \u00e9s alkalmaz\u00e1st\u00e1mogat\u00e1ssal t\u00e1mogatott s\u00farl\u00f3d\u00e1svizsg\u00e1l\u00f3i pontoss\u00e1got \u00e9s megism\u00e9telhet\u0151s\u00e9get biztos\u00edtanak a k\u00fcl\u00f6nb\u00f6z\u0151 pap\u00edralap\u00fa szubsztr\u00e1tokon.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Kapcsolatfelv\u00e9tel ASTM D4917 vizsg\u00e1lati megold\u00e1s <\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A pap\u00edranyagok s\u00farl\u00f3d\u00e1si jellemz\u0151i jelent\u0151sen befoly\u00e1solj\u00e1k a nyomdai, csomagol\u00e1si \u00e9s feldolgoz\u00e1si m\u0171veletek teljes\u00edtm\u00e9ny\u00e9t. <strong data-start=\"5267\" data-end=\"5281\">ASTM D4917<\/strong> szabv\u00e1nyos\u00edtott, megb\u00edzhat\u00f3 keretrendszert biztos\u00edt a bevonat n\u00e9lk\u00fcli \u00edr\u00f3- \u00e9s nyomdaipari pap\u00edr statikus \u00e9s kinetikus s\u00farl\u00f3d\u00e1s\u00e1nak m\u00e9r\u00e9s\u00e9re. Az olyan prec\u00edz m\u0171szerekkel, mint a <strong data-start=\"5448\" data-end=\"5478\">COF-01 \u00e1ltal <a href=\"https:\/\/www.packqc.com\/hu\/\">Cell Instruments<\/a><\/strong>, a min\u0151s\u00e9g\u00fcgyi szakemberek magabiztosan v\u00e9gezhetik el a teszteket, \u00e9rtelmezhetik az eredm\u00e9nyeket, \u00e9s jav\u00edt\u00e1sokat hajthatnak v\u00e9gre.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ak\u00e1r a <strong data-start=\"5608\" data-end=\"5634\">pap\u00edr kinetikus s\u00farl\u00f3d\u00e1s<\/strong>, <strong data-start=\"5636\" data-end=\"5655\">statikus s\u00farl\u00f3d\u00e1s<\/strong>, <strong data-start=\"5657\" data-end=\"5679\">nyomtat\u00f3pap\u00edr COF<\/strong>, vagy egy <strong data-start=\"5698\" data-end=\"5725\">bevonat n\u00e9lk\u00fcli pap\u00edr COF teszt<\/strong>, az ASTM D4917 szabv\u00e1ny meg\u00e9rt\u00e9se \u00e9s alkalmaz\u00e1sa biztos\u00edtja, hogy az \u00d6n eredm\u00e9nyei \u00e9rtelmesek, reproduk\u00e1lhat\u00f3k \u00e9s \u00f6sszhangban vannak a glob\u00e1lis szabv\u00e1nyokkal.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">GYIK<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a tabindex=\"0\">1. Mit m\u00e9r az ASTM D4917?<\/a><br>Az ASTM D4917 a bevonat n\u00e9lk\u00fcli \u00edr\u00f3- \u00e9s nyomdaipari pap\u00edr statikus \u00e9s kinetikus s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3j\u00e1t m\u00e9ri v\u00edzszintes s\u00edk m\u00f3dszerrel.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a tabindex=\"0\">2. Mi\u00e9rt fontos a s\u00farl\u00f3d\u00e1si vizsg\u00e1lat a pap\u00edrterm\u00e9kekn\u00e9l?<\/a><br>A s\u00farl\u00f3d\u00e1s befoly\u00e1solja a nyomtat\u00f3k \u00e9s f\u00e9nym\u00e1sol\u00f3k t\u00e1pell\u00e1t\u00e1s\u00e1nak megb\u00edzhat\u00f3s\u00e1g\u00e1t, \u00e9s biztos\u00edtja a megfelel\u0151 kezelhet\u0151s\u00e9get a feldolgoz\u00f3- \u00e9s csomagol\u00f3g\u00e9pekben.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a tabindex=\"0\">3. Miben k\u00fcl\u00f6nb\u00f6zik a statikus COF a kinetikus COF-t\u0151l?<\/a><br>A statikus COF a k\u00e9t fel\u00fclet k\u00f6z\u00f6tti mozg\u00e1s elind\u00edt\u00e1s\u00e1hoz sz\u00fcks\u00e9ges er\u0151t m\u00e9ri, m\u00edg a kinetikus COF a mozg\u00e1s folytat\u00e1s\u00e1hoz sz\u00fcks\u00e9ges er\u0151t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a tabindex=\"0\">4. Can <\/a><a href=\"https:\/\/store.astm.org\/d4917-97r07e01.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">ASTM D4917<\/a><a tabindex=\"0\"> bevonatos vagy speci\u00e1lis pap\u00edrokhoz haszn\u00e1lhat\u00f3?<\/a><br>B\u00e1r az ASTM D4917 szabv\u00e1nyt bevonat n\u00e9lk\u00fcli \u00edr\u00f3- \u00e9s nyomtat\u00f3pap\u00edrokhoz optimaliz\u00e1lt\u00e1k, m\u00e1s pap\u00edrt\u00edpusokkal is haszn\u00e1lhat\u00f3, b\u00e1r az eredm\u00e9nyek pontoss\u00e1ga elt\u00e9r\u0151 lehet.<\/p>","protected":false},"excerpt":{"rendered":"<p>A s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3 meg\u00e9rt\u00e9se a pap\u00edrvizsg\u00e1latban A s\u00farl\u00f3d\u00e1si egy\u00fctthat\u00f3 (COF) egy kulcsfontoss\u00e1g\u00fa param\u00e9ter, amely k\u00e9t fel\u00fclet k\u00f6z\u00f6tti mozg\u00e1s ellen\u00e1ll\u00e1s\u00e1t t\u00fckr\u00f6zi. A pap\u00edriparban ez az \u00e9rt\u00e9k befoly\u00e1solja, hogy az egyik lap hogyan cs\u00faszik a m\u00e1sik felett. A statikus COF hat\u00e1rozza meg a mozg\u00e1s megkezd\u00e9s\u00e9hez sz\u00fcks\u00e9ges er\u0151t, m\u00edg a kinetikus COF azt az er\u0151t m\u00e9ri, amely [\u2026]<\/p>","protected":false},"featured_media":10018,"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-9845","standard","type-standard","status-publish","has-post-thumbnail","hentry","standard-category-astm"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packqc.com\/hu\/wp-json\/wp\/v2\/standard\/9845","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/hu\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.packqc.com\/hu\/wp-json\/wp\/v2\/types\/standard"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/hu\/wp-json\/wp\/v2\/media\/10018"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/hu\/wp-json\/wp\/v2\/media?parent=9845"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packqc.com\/hu\/wp-json\/wp\/v2\/standard-category?post=9845"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}