{"id":9296,"date":"2026-02-02T11:23:36","date_gmt":"2026-02-02T03:23:36","guid":{"rendered":"https:\/\/www.packqc.com\/applications\/loop-tack-test-method\/"},"modified":"2026-03-11T15:40:25","modified_gmt":"2026-03-11T07:40:25","slug":"loop-tack-test-method","status":"publish","type":"applications","link":"https:\/\/www.packqc.com\/sl\/applications\/loop-tack-test-method\/","title":{"rendered":"Preskusna metoda za testiranje vija\u010denja zanke"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Preskusna metoda za ocenjevanje u\u010dinkovitosti lepila z zanko<\/h2>\n\n\n\n<p>Na pritisk ob\u010dutljiva lepila (PSA) imajo klju\u010dno vlogo pri trakovih, etiketah, medicinskih oblogah in industrijskih lepilnih sistemih. Med \u0161tevilnimi kazalniki u\u010dinkovitosti, ki se uporabljajo za ocenjevanje teh materialov, <strong>Prijemalke<\/strong>-sposobnost lepila, da z rahlim pritiskom hitro oblikuje vez - je \u0161e posebej pomembna.<\/p>\n\n\n\n<p>The <strong>preskusna metoda za pritrjevanje z zanko<\/strong> je splo\u0161no priznana kot ena najzanesljivej\u0161ih tehnik za merjenje trenutnega oprijema materialov, ob\u010dutljivih na pritisk. S kvantificiranjem najve\u010dje sile, ki je potrebna za odlepitev lepilne zanke od standardizirane povr\u0161ine, test zagotavlja jasno in ponovljivo meritev lepilnega prijema.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Preizku\u0161anje zatezne zanke: Merjenje u\u010dinkovitosti takoj\u0161njega oprijema<\/h2>\n\n\n\n<p><strong>Preizku\u0161anje oprijema zanke<\/strong> ocenjuje, kako hitro in mo\u010dno se lepilo, ob\u010dutljivo na pritisk, prilepi na podlago, ko je uporabljen minimalen pritisk. Preskus vklju\u010duje oblikovanje zanke lepilnega traku z lepilno povr\u0161ino, obrnjeno navzven, in nadzorovan stik s povr\u0161ino iz nerjavnega jekla.<\/p>\n\n\n\n<p>Ko se zanka dotakne podlage, se le <strong>te\u017ea samega vzorca.<\/strong> zagotavlja pritisk za vezavo. Preskusni instrument nato lo\u010di zanko od podlage, pri tem pa bele\u017ei <strong>najve\u010dja sila, potrebna za lo\u010ditev<\/strong>.<\/p>\n\n\n\n<p>Klju\u010dne zna\u010dilnosti, izmerjene med presku\u0161anjem zank, vklju\u010dujejo:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Za\u010detna oprijemljivost<\/strong><\/li>\n\n\n\n<li><strong>Hitrost lepljenja<\/strong><\/li>\n\n\n\n<li><strong>Skladnost formulacije lepila<\/strong><\/li>\n\n\n\n<li><strong>Obna\u0161anje v primeru odpovedi<\/strong> (adhezija, kohezija ali prenos)<\/li>\n<\/ul>\n\n\n\n<p>Ker je kontaktni pritisk minimalen in nadzorovan, je testiranje oprijema z zanko zanesljiv pokazatelj u\u010dinkovitosti lepila pri uporabi v realnem svetu.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Vrednotenje ob\u010dutljivega traku na pritisk Loop Tack<\/h2>\n\n\n\n<p>The <strong>trak, ob\u010dutljiv na pritisk, z zanko<\/strong> test je \u0161e posebej pomemben za industrije, kjer je potreben hiter oprijem. Mednje spadajo:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Embala\u017eni trakovi<\/li>\n\n\n\n<li>Etikete, ob\u010dutljive na pritisk<\/li>\n\n\n\n<li>Medicinski lepilni trakovi<\/li>\n\n\n\n<li>Za\u0161\u010ditne folije<\/li>\n\n\n\n<li>Industrijski materiali za lepljenje<\/li>\n<\/ul>\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=\"Preskus oprijema zanke v skladu z ASTM D6195, PSTC-16, FINAT \u0161t. 9.\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/L1HbDnq-LxQ?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<h2 class=\"wp-block-heading\">Standard za zanko - PSTC-16 in ASTM D6195 ter FINAT FTM 9<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><a href=\"https:\/\/www.packqc.com\/sl\/standard\/pstc-16\/\" target=\"_blank\" rel=\"noreferrer noopener\">PSTC-16<\/a> Standardna zanka Tack<\/h3>\n\n\n\n<p><strong>PSTC-16<\/strong> je preskusna metoda, ki jo je razvil Svet za trakove, ob\u010dutljive na pritisk, za ocenjevanje <strong>oprijemljivost lepil, ob\u010dutljivih na pritisk<\/strong>. Metoda meri, kako hitro se lepilo pove\u017ee takoj po kratkem stiku z drugo povr\u0161ino.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Osnovno na\u010delo testiranja<\/h4>\n\n\n\n<p>Pri preskusu se lepilni trak prepogne v <strong>zanka v obliki solze z lepilom, obrnjenim navzven.<\/strong>. Zanka se rahlo dotakne <strong>1 kvadratni palec povr\u0161ine iz nerjave\u010dega jekla<\/strong>, pri \u010demer edini pritisk, ki deluje, izhaja iz <strong>masa samega lepilnega vzorca<\/strong>.<br>Testni instrument nato lo\u010di zanko od povr\u0161ine in zabele\u017ei <strong>najve\u010dja sila, potrebna za prekinitev vezi.<\/strong>, ki predstavlja vrednost oprijema zanke.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Klju\u010dne preskusne konfiguracije<\/h4>\n\n\n\n<p>PSTC-16 dolo\u010da dva pristopa k merjenju:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Metoda A:<\/strong> z nateznim testerjem z <strong>175 mm trak za vzorce<\/strong><\/li>\n\n\n\n<li><strong>Metoda B:<\/strong> z uporabo <strong>namenski preizku\u0161evalnik za spenjanje zank<\/strong> z <strong>125 mm trak za vzorce<\/strong><\/li>\n<\/ul>\n\n\n\n<p>Ta standard se pogosto uporablja za <strong>nadzor kakovosti in primerjava u\u010dinkovitosti lepila<\/strong> v proizvodnji trakov in etiket.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><a href=\"https:\/\/www.packqc.com\/sl\/standard\/astm-d6195\/\" target=\"_blank\" rel=\"noreferrer noopener\">ASTM D6195<\/a> Preskusna metoda za testiranje vija\u010denja zanke<\/h3>\n\n\n\n<p><strong><a href=\"https:\/\/www.packqc.com\/sl\/standard\/astm-d6195\/\">ASTM D6195<\/a><\/strong> zagotavlja standardizirane postopke za merjenje <strong>oprijemljivost zanke lepilnih izdelkov, ob\u010dutljivih na pritisk<\/strong>, vklju\u010dno s trakovi, etiketami in laminati. Metoda koli\u010dinsko opredeljuje <strong>takoj\u0161nja adhezijska sila<\/strong> ki nastane, ko se lepilo za kratek \u010das dotakne preskusne povr\u0161ine.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Koncept testiranja<\/h4>\n\n\n\n<p>Trakovi za vzorce z lepilno podlago se oblikujejo v <strong>zanko in se nadzorovano dotakne plo\u0161\u010de iz nerjavnega jekla z dimenzijami 25 mm \u00d7 25 mm.<\/strong>.<br>Ko pride do stika, preskusna naprava takoj potegne zanko stran od plo\u0161\u010de in zabele\u017ei <strong>najve\u010dja sila, potrebna za lo\u010ditev<\/strong>.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Mo\u017enosti opreme<\/h4>\n\n\n\n<p>ASTM D6195 omogo\u010da dve konfiguraciji testiranja:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Metoda nateznega preizku\u0161anja<\/strong> z uporabo univerzalnega preskusnega stroja in pritrdilne zanke<\/li>\n\n\n\n<li><strong>Preskusna metoda z zanko za testiranje oprijema<\/strong> z uporabo posebnega instrumenta, zasnovanega posebej za merjenje prijemanja.<\/li>\n<\/ul>\n\n\n\n<p>Standard dolo\u010da <strong>zanesljivo kvantitativno merjenje lepilnega u\u010dinka<\/strong>, zato je primeren za raziskave, razvoj izdelkov in rutinski nadzor kakovosti.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><a href=\"https:\/\/www.packqc.com\/sl\/standard\/finat-ftm-9\/\" target=\"_blank\" rel=\"noreferrer noopener\">FINAT FTM 9<\/a><\/h3>\n\n\n\n<p><strong>FINAT FTM 9<\/strong> je del tehni\u010dnega priro\u010dnika FINAT, ki se pogosto uporablja v <strong>industrija samolepilnih nalepk<\/strong>. Metoda ovrednoti <strong>\u201cza\u010detni oprijem\u201d ali prijem pri uporabi<\/strong> na pritisk ob\u010dutljivih laminatov, kar je klju\u010dnega pomena za postopke, kot so <strong>samodejno ozna\u010devanje<\/strong>.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Na\u010delo merjenja<\/h4>\n\n\n\n<p>Lepilni trak je oblikovan v <strong>zanko z lepilno povr\u0161ino, obrnjeno navzven.<\/strong> in jih namestimo na natezni tester. Zanka se dotakne <strong>steklena preskusna plo\u0161\u010dica (pribli\u017eno 25 mm \u00d7 25 mm)<\/strong> in se nato lo\u010dita pri <strong>regulirana hitrost 300 mm\/min<\/strong>.<\/p>\n\n\n\n<p>The <strong>sila, potrebna za odlepitev zanke od povr\u0161ine<\/strong> predstavlja vrednost oprijema zanke.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Preskusni pogoji in rezultati<\/h4>\n\n\n\n<p>Tipi\u010dni preskusni pogoji so <strong>23 \u00b0C \u00b12 \u00b0C in 50 % RH \u00b15 %<\/strong>. Vsaj <strong>pet primerkov<\/strong> in povpre\u010dno silo v <strong>Newtons<\/strong> poro\u010da.<br>Dodatna opa\u017eanja, kot so <strong>prenos lepila (AT)<\/strong> oz <strong>trganje papirja (PT)<\/strong> se lahko zabele\u017ei tudi opis na\u010dina okvare.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Standardno<\/th><th>Dol\u017eina zanke<\/th><th>Povr\u0161ina<\/th><th>Klju\u010dne opombe<\/th><\/tr><\/thead><tbody><tr><td><strong data-start=\"2088\" data-end=\"2099\">PSTC-16<\/strong><\/td><td>125 mm ali 175 mm<\/td><td>24 mm \u00d7 24 mm<\/td><td>Dve preskusni metodi (natezni tester ali tester za oprijemanje z zanko)<\/td><\/tr><tr><td><strong data-start=\"2195\" data-end=\"2209\">ASTM D6195<\/strong><\/td><td>125 mm (metoda B) ali 175 mm (metoda A)<\/td><td>25 mm \u00d7 25 mm<\/td><td>\u0160iroka uporaba v ameri\u0161kih testnih laboratorijih<\/td><\/tr><tr><td><strong data-start=\"2306\" data-end=\"2321\">FINAT FTM 9<\/strong><\/td><td>175 mm<\/td><td>25 mm \u00d7 25 mm (steklo)<\/td><td>Prednostno v Evropi za lepila za etikete<\/td><\/tr><\/tbody><\/table><\/figure>","protected":false},"excerpt":{"rendered":"<p>Preskusna metoda Loop Tack za ocenjevanje u\u010dinkovitosti lepila Lepila, ob\u010dutljiva na pritisk (PSA), imajo klju\u010dno vlogo v trakovih, etiketah, medicinskih oblogah in industrijskih lepilnih sistemih. Med \u0161tevilnimi kazalniki u\u010dinkovitosti, ki se uporabljajo za ocenjevanje teh materialov, je \u0161e posebej pomemben oprijem - sposobnost lepila, da z rahlim pritiskom hitro oblikuje vez. Preskusna metoda za preskus oprijema z zanko je [...]<\/p>","protected":false},"featured_media":9890,"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":""}}},"class_list":["post-9296","applications","type-applications","status-publish","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packqc.com\/sl\/wp-json\/wp\/v2\/applications\/9296","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/sl\/wp-json\/wp\/v2\/applications"}],"about":[{"href":"https:\/\/www.packqc.com\/sl\/wp-json\/wp\/v2\/types\/applications"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/sl\/wp-json\/wp\/v2\/media\/9890"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/sl\/wp-json\/wp\/v2\/media?parent=9296"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}