{"id":9839,"date":"2026-02-24T15:11:44","date_gmt":"2026-02-24T07:11:44","guid":{"rendered":"https:\/\/www.packqc.com\/standard\/astm-f2029-2\/"},"modified":"2026-04-16T09:53:22","modified_gmt":"2026-04-16T01:53:22","slug":"astm-f2029","status":"publish","type":"standard","link":"https:\/\/www.packqc.com\/lt\/standard\/astm-f2029\/","title":{"rendered":"ASTM F2029"},"content":{"rendered":"<h2 class=\"wp-block-heading\">\u0160iluminio sandarinimo stiprumo bandymo metodas ir jo svarba<\/h2>\n\n\n\n<p>The <strong data-start=\"969\" data-end=\"1003\">\u0161iluminio sandarinimo stiprumo bandymo metodas<\/strong> pagal ASTM F2029 apibr\u0117\u017et\u012f galima analizuoti, kaip med\u017eiagos ar apdorojimo s\u0105lyg\u0173 poky\u010diai veikia sandariklio veikim\u0105. Taikant \u0161\u012f metod\u0105 kontroliuojamomis laboratorin\u0117mis s\u0105lygomis formuojamos \u0161ilumin\u0117s plombos ir matuojamas susidariusi\u0173 jung\u010di\u0173 stiprumas.<\/p>\n\n\n\n<p>Pagrindiniai sandarinimo kintamieji:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"1270\" data-end=\"1293\">Sandarinimo temperat\u016bra<\/strong> (abu \u017eandikauliai paprastai nustatomi vienodai)<\/li>\n\n\n\n<li><strong data-start=\"1330\" data-end=\"1344\">Prastovos laikas<\/strong><\/li>\n\n\n\n<li><strong data-start=\"1347\" data-end=\"1367\">Sandarinimo sl\u0117gis<\/strong><\/li>\n\n\n\n<li><strong data-start=\"1370\" data-end=\"1407\">\u017dandikauli\u0173 med\u017eiaga ir pavir\u0161iaus danga<\/strong><\/li>\n<\/ul>\n\n\n\n<p>\u0160ie parametrai turi \u012ftakos daugiasluoksni\u0173 pl\u0117veli\u0173 kar\u0161\u010diu sandarinam\u0173 sluoksni\u0173 veikimui. Pavyzd\u017eiui, <strong data-start=\"1508\" data-end=\"1520\">PET\/LDPE<\/strong> laminatai ir kitos daugiasluoksn\u0117s barjerin\u0117s med\u017eiagos pasi\u017eymi skirtingomis sandarumo savyb\u0117mis, kurios priklauso nuo sandarinimo sluoksnio sud\u0117ties, storio ir orientacijos.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Supratimas apie plastikini\u0173 pl\u0117veli\u0173 sandarum\u0105 kar\u0161\u010diu<\/h2>\n\n\n\n<p><strong data-start=\"1728\" data-end=\"1765\">Plastikini\u0173 pl\u0117veli\u0173 sandarumas kar\u0161\u010diu<\/strong> Tai rei\u0161kia med\u017eiagos geb\u0117jim\u0105 suformuoti pastovius ir tvirtus sandariklius tam tikromis termin\u0117mis ir mechanin\u0117mis s\u0105lygomis. ASTM F2029 padeda nustatyti optimal\u0173 sandarinimo lang\u0105. <strong data-start=\"1953\" data-end=\"1973\">\u0161iluminio sandarinimo kreiv\u0117s<\/strong>, paprastai naudojant laipsni\u0161k\u0105 temperat\u016bros profil\u012f.<\/p>\n\n\n\n<p>Turi b\u016bti patikimas \u0161iluminis sandariklis:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"2053\" data-end=\"2094\">Atlaiko numatyt\u0105 naudojimo \u012ftamp\u0105<\/strong><\/li>\n\n\n\n<li><strong data-start=\"2097\" data-end=\"2127\">I\u0161laikyti barjero vientisum\u0105<\/strong><\/li>\n\n\n\n<li><strong data-start=\"2130\" data-end=\"2199\">Venkite i\u0161kraipym\u0173, susitraukimo ar perdegimo auk\u0161toje temperat\u016broje<\/strong><\/li>\n<\/ul>\n\n\n\n<p>Med\u017eiag\u0173 suderinamumas, pavyzd\u017eiui, sandarinimo pl\u0117vel\u0117 su pl\u0117vele arba pl\u0117vel\u0117 su folija, taip pat turi \u012ftakos sandarinimo rezultatams. Tod\u0117l nustatant <strong data-start=\"2336\" data-end=\"2367\">sandarinimo prad\u017eios temperat\u016bra<\/strong>, <strong data-start=\"2369\" data-end=\"2406\">did\u017eiausia sandarumo temperat\u016bra<\/strong>, ir <strong data-start=\"2412\" data-end=\"2429\">gedimo b\u016bdai<\/strong> (pvz., sukibimo, sukibimo ar atsisluoksniavimo) yra labai svarbus.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Laboratorinio terminio sandariklio nustatymas ASTM F2029 bandymams atlikti<\/h2>\n\n\n\n<p>Kad atitikt\u0173 ASTM F2029 standarto reikalavimus. <strong data-start=\"2577\" data-end=\"2603\">laboratorinis \u0161iluminis sandariklis<\/strong> turi b\u016bti u\u017etikrintas tikslus ir pakartojamas laiko, temperat\u016bros ir sl\u0117gio valdymas. . <strong data-start=\"2689\" data-end=\"2726\">L\u0105steli\u0173 instrumentai <a href=\"https:\/\/www.packqc.com\/lt\/product-category\/heat-seal-tester\/\">kar\u0161\u010dio sandarinimo testeris<\/a><\/strong> yra pritaikyta tokiems darbams, u\u017etikrina stabilias sandarinimo s\u0105lygas ir reguliuojamas konfig\u016bracijas \u012fvairioms med\u017eiagoms ir formatams.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Pagrindin\u0117s s\u0105rankos aplinkyb\u0117s:<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Naudokite <strong data-start=\"2903\" data-end=\"2956\">plok\u0161ti plieniniai \u017eandikauliai su TFE-fluorokarbono\/stiklo audiniu<\/strong> dangos<\/li>\n\n\n\n<li>Nustatyti <strong data-start=\"2973\" data-end=\"3005\">276-483 kPa sl\u0117gis<\/strong> (40-70 psi) arba atitinkamai<\/li>\n\n\n\n<li>I\u0161laikyti nuosekl\u0173 <strong data-start=\"3058\" data-end=\"3075\">\u017eandikauli\u0173 sureguliavimas<\/strong> ir <strong data-start=\"3080\" data-end=\"3095\">kalibravimas<\/strong><\/li>\n\n\n\n<li>Venkite med\u017eiagos prilipimo, prireikus naudodami pertvarin\u0119 pl\u0117vel\u0119 arba u\u017edengtus \u017eandikaulius.<\/li>\n\n\n\n<li>Visada atkreipkite d\u0117mes\u012f \u012f plombos orientacij\u0105 (ma\u0161inos arba skersine kryptimi).<\/li>\n<\/ul>\n\n\n\n<p>Bandinius supjaustykite standartinio plo\u010dio juostel\u0117mis <strong data-start=\"3287\" data-end=\"3305\">15 mm arba 25 mm<\/strong>. Naudokite kartotinius m\u0117ginius, kad \u012fvertintum\u0117te statistin\u012f patikimum\u0105 \u012fvairiuose temperat\u016bros ta\u0161kuose.<\/p>\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=\"Plastikin\u0117s pl\u0117vel\u0117s \u0161iluminio sandarinimo testeris HST-02 atitinka ASTM F2029 reikalavimus\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/Eg1tWEfvxho?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\">ASTM F2029 terminio sandarinimo stiprumo bandymo atlikimas<\/h2>\n\n\n\n<p>Kai \u012franga bus paruo\u0161ta:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong data-start=\"3484\" data-end=\"3497\">B\u016bkl\u0117<\/strong> jei reikia, pagal ASTM D4332.<\/li>\n\n\n\n<li><strong data-start=\"3540\" data-end=\"3558\">Ruoni\u0173 pavyzd\u017eiai<\/strong> palaipsniui didinant temperat\u016br\u0105 (pvz., 5-10 \u00b0C \u017eingsniais).<\/li>\n\n\n\n<li><strong data-start=\"3628\" data-end=\"3653\">I\u0161matuokite sandarinimo stiprum\u0105<\/strong> taikant tempimo bandymo metodus, paprastai <strong data-start=\"3692\" data-end=\"3704\">ASTM F88<\/strong>.<\/li>\n\n\n\n<li>\u012era\u0161as:\n<ul class=\"wp-block-list\">\n<li>J\u0117ga iki gedimo (N arba lb)<\/li>\n\n\n\n<li>Pa\u017eeidimo tipas (sukibimas, sukibimas, atsisluoksniavimas)<\/li>\n\n\n\n<li>Sandarinimo temperat\u016bra, laikas ir sl\u0117gis<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong data-start=\"3853\" data-end=\"3878\">Nubrai\u017eykite \u0161iluminio sandarinimo kreives<\/strong> nustatyti optimal\u0173 sandarinimo lang\u0105.<\/li>\n<\/ol>\n\n\n\n<p>\u0160ie duomenys padeda kurti med\u017eiagas, u\u017etikrinti gamybos kokyb\u0119 ir atlikti alternatyvi\u0173 pakavimo substrat\u0173 lyginam\u0105j\u0105 analiz\u0119.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Rezultat\u0173 pateikimas ir ai\u0161kinimas<\/h2>\n\n\n\n<p>I\u0161samus <a href=\"https:\/\/store.astm.org\/d2029-97r17.html\" target=\"_blank\" rel=\"noopener nofollow\">ASTM F2029<\/a> bandymo ataskaitoje tur\u0117t\u0173 b\u016bti:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Sandarinimo s\u0105lygos: temperat\u016bra, laikas, sl\u0117gis<\/li>\n\n\n\n<li>Orientacijos pavyzdys ir konstrukcijos detal\u0117s<\/li>\n\n\n\n<li>Sandariklio stiprumo vert\u0117s ir gedimo b\u016bdai<\/li>\n\n\n\n<li>Vidutinis ir standartinis nuokrypis kiekviename bandym\u0173 rinkinyje<\/li>\n\n\n\n<li>\u0160iluminio sandarinimo kreiv\u0117s, rodan\u010dios temperat\u016bros priklausomyb\u0119 nuo sandarinimo stiprumo<\/li>\n<\/ul>\n\n\n\n<p>\u0160i\u0173 rezultat\u0173 interpretacija padeda pakuo\u010di\u0173 in\u017einieriams nustatyti gamybos proceso parametrus ir \u012fvertinti med\u017eiag\u0173 poky\u010dius.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pasirinkite Cell Instruments ASTM F2029 bandymams<\/h2>\n\n\n\n<p><strong data-start=\"4585\" data-end=\"4629\"><a href=\"https:\/\/www.packqc.com\/lt\/\">L\u0105steli\u0173 instrumentai<\/a>' laboratorinis \u0161iluminis sandariklis<\/strong> sukurtas pagal ASTM F2029 ir kitus susijusius standartus. Jis u\u017etikrina:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"4705\" data-end=\"4732\">Tiksli \u0161ilumos kontrol\u0117<\/strong><\/li>\n\n\n\n<li><strong data-start=\"4735\" data-end=\"4763\">Programuojamas buvimo laikas<\/strong><\/li>\n\n\n\n<li><strong data-start=\"4766\" data-end=\"4800\">Pritaikomi sl\u0117gio nustatymai<\/strong><\/li>\n\n\n\n<li><strong data-start=\"4803\" data-end=\"4845\">Didelis nuoseklumas tarp keli\u0173 plomb\u0173<\/strong><\/li>\n<\/ul>\n\n\n\n<p>Nesvarbu, ar vykdote mokslinius tyrimus ir pl\u0117tr\u0105, atrenkate naujus tiek\u0117jus, ar atliekate \u012fprast\u0105 kokyb\u0117s kontrol\u0119, m\u016bs\u0173 \u0161iluminio sandarinimo testeris suteikia <strong data-start=\"4964\" data-end=\"5008\">tikslumas, pakartojamumas ir lankstumas.<\/strong> reikalingas grie\u017etiems \u0161iluma u\u017eklijuojam\u0173 pl\u0117veli\u0173 bandymams atlikti.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Susisiekite su mumis Gaukite ASTM F2029 bandym\u0173 sprendim\u0105 <\/h2>\n\n\n\n<p>ASTM D2029 terminio sandarinimo testeri\u0173 supratimas ir taikymas u\u017etikrina, kad plastikin\u0117s pl\u0117vel\u0117s b\u016bt\u0173 patikimos, saugios ir tinkamos sandarinti realiomis s\u0105lygomis. Naudodami nusistov\u0117jusias bandym\u0173 proced\u016bras ir metodus, specialistai gali dr\u0105siai vertinti pl\u0117veli\u0173 \u0161ilumin\u012f sandarum\u0105 ir taip tobulinti gaminius bei i\u0161laikyti auk\u0161tus kokyb\u0117s standartus.<\/p>\n\n\n\n<p>Nor\u0117dami su\u017einoti daugiau apie Cell Instruments \u0161iluminio sandarinimo testerius arba aptarti u\u017esakomuosius bandym\u0173 poreikius, susisiekite su m\u016bs\u0173 technine komanda dar \u0161iandien!<\/p>","protected":false},"excerpt":{"rendered":"<p>\u0160iluminio sandarinimo stiprumo bandymo metodas ir jo svarba ASTM F2029 apibr\u0117\u017etas \u0161iluminio sandarinimo stiprumo bandymo metodas leid\u017eia analizuoti, kaip med\u017eiagos ar apdorojimo s\u0105lyg\u0173 poky\u010diai veikia sandarinimo savybes. Taikant \u0161\u012f metod\u0105 kontroliuojamomis laboratorijos s\u0105lygomis formuojamos \u0161ilumin\u0117s plombos ir matuojamas susidariusi\u0173 jung\u010di\u0173 stiprumas. Pagrindiniai sandarinimo kintamieji: \u0160ie parametrai [...]<\/p>","protected":false},"featured_media":5834,"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-9839","standard","type-standard","status-publish","has-post-thumbnail","hentry","standard-category-astm"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packqc.com\/lt\/wp-json\/wp\/v2\/standard\/9839","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/lt\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.packqc.com\/lt\/wp-json\/wp\/v2\/types\/standard"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/lt\/wp-json\/wp\/v2\/media\/5834"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/lt\/wp-json\/wp\/v2\/media?parent=9839"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packqc.com\/lt\/wp-json\/wp\/v2\/standard-category?post=9839"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}