{"id":9562,"date":"2026-02-02T14:53:11","date_gmt":"2026-02-02T06:53:11","guid":{"rendered":"https:\/\/www.packqc.com\/products\/sale-gradient-laboratory-heat-sealer-astm-f2029\/"},"modified":"2026-04-14T16:58:56","modified_gmt":"2026-04-14T08:58:56","slug":"sale-gradient-laboratory-heat-sealer-astm-f2029","status":"publish","type":"products","link":"https:\/\/www.packqc.com\/sv\/products\/sale-gradient-laboratory-heat-sealer-astm-f2029\/","title":{"rendered":"GHS Gradient Laboratory Heat Sealer"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Princip f\u00f6r v\u00e4rmef\u00f6rseglare med gradient i laboratorium<\/h2>\n\n\n\n<p><strong>Gradient Laboratory Heat Sealer<\/strong> fungerar genom att applicera v\u00e4rme, tryck och tid p\u00e5 ett prov av f\u00f6rpackningsmaterial. Dessa tre variabler \u2013 v\u00e4rme, tryck och tid \u2013 \u00e4r justerbara, vilket g\u00f6r att anv\u00e4ndare kan simulera ett brett spektrum av f\u00f6rpackningsf\u00f6rh\u00e5llanden. F\u00f6rm\u00e5gan att kontrollera dessa parametrar \u00e4r avg\u00f6rande f\u00f6r tillverkare som beh\u00f6ver optimera t\u00e4tningsprocesser f\u00f6r olika material.<\/p>\n\n\n\n<p>En av nyckelfunktionerna hos avancerade Gradient Laboratory Heat Sealers \u00e4r gradientf\u00f6rseglingsfunktionen. A <strong>Gradient Heat Sealer<\/strong> m\u00f6jligg\u00f6r att flera temperaturinst\u00e4llningar kan testas samtidigt \u00f6ver ett enda prov. Denna f\u00f6rm\u00e5ga p\u00e5skyndar testprocessen, vilket g\u00f6r det m\u00f6jligt f\u00f6r tillverkare att best\u00e4mma de optimala t\u00e4tningsparametrarna utan behov av separata tester f\u00f6r varje tillst\u00e5nd.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Gradient Laboratory Heat Sealer Tekniska egenskaper<\/h2>\n\n\n\n<p>Framg\u00e5ngen f\u00f6r vilken gradient som helst&nbsp;<strong>Laboratoriev\u00e4rmef\u00f6rseglare<\/strong> f\u00f6rlitar sig p\u00e5 dess precision och stabilitet vid kontroll av v\u00e4rme, tryck och tid. De viktigaste tekniska funktionerna inkluderar:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Temperaturkontroll<\/strong>: Utrustad med en h\u00f6gprecisions PID (Proportional-Integral-Derivative)-kontroller, s\u00e4kerst\u00e4ller v\u00e4rmef\u00f6rseglaren noggrann och stabil temperaturreglering. De \u00f6vre och nedre t\u00e4tningsbackarna \u00e4r tillverkade av aluminium, vilket minimerar v\u00e4rmef\u00f6rlusten och garanterar en j\u00e4mn temperaturf\u00f6rdelning \u00f6ver t\u00e4tningsytan.<\/li>\n\n\n\n<li><strong>T\u00e4tningstryck<\/strong>: En trev\u00e4gsstyrd t\u00e4tningsst\u00e5ng s\u00e4kerst\u00e4ller j\u00e4mn tryckf\u00f6rdelning \u00f6ver materialet, vilket leder till konsekventa och p\u00e5litliga t\u00e4tningar.<\/li>\n\n\n\n<li><strong>Anpassningsbara k\u00e4kar<\/strong>: Beroende p\u00e5 applikationen kan anv\u00e4ndare anpassa dimensioner, former och m\u00f6nster f\u00f6r t\u00e4tningsbackarna f\u00f6r att m\u00f6ta specifika materialkrav.<\/li>\n\n\n\n<li><strong>S\u00e4kerhetsfunktioner<\/strong>: Anv\u00e4ndars\u00e4kerhet prioriteras med skydd mot sk\u00e5llning och alternativ f\u00f6r manuell eller fotkontakt, vilket skyddar f\u00f6rare fr\u00e5n oavsiktliga br\u00e4nnskador.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Process och metod f\u00f6r test av laboratorief\u00f6rseglare med gradientv\u00e4rme<\/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=\"oberoende v\u00e4rmek\u00e4ftar f\u00f6r laboratoriebruk v\u00e4rmef\u00f6rseglingsprovare f\u00f6r plastfilm Temperaturgraderingstyp\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/CDvc9iG0cxc?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<h3 class=\"wp-block-heading\">Provberedning<\/h3>\n\n\n\n<p>Innan testet p\u00e5b\u00f6rjas placeras ett prov av materialet \u2013 oavsett om det \u00e4r en film, laminat eller flexibelt barri\u00e4rmaterial \u2013 mellan de \u00f6vre och nedre uppv\u00e4rmda f\u00f6rseglingsbackarna p\u00e5 <strong>Laboratoriev\u00e4rmef\u00f6rseglare<\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">V\u00e4rmef\u00f6rseglingsprocess<\/h3>\n\n\n\n<p>N\u00e4r provet \u00e4r s\u00e4krat f\u00f6rv\u00e4rms f\u00f6rseglingsbackarna till \u00f6nskad temperatur. Den \u00f6vre t\u00e4tningsbacken, som drivs av en gascylinder, pressas ner p\u00e5 materialet med det n\u00f6dv\u00e4ndiga trycket. Materialet f\u00f6rblir under tryck under en f\u00f6rutbest\u00e4md tid f\u00f6r att v\u00e4rmen ska kunna \u00f6verf\u00f6ras och skapa en stark t\u00e4tning. N\u00e4r tiden har g\u00e5tt sl\u00e4pper k\u00e4ftarna provet och testet \u00e4r klart.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Multistationstestning<\/h3>\n\n\n\n<p>I fallet med en <strong>Gradient Heat Sealer<\/strong>, kan testet utf\u00f6ras med varierande temperaturinst\u00e4llningar p\u00e5 olika platser p\u00e5 provet. Denna samtidiga flerstationstestning p\u00e5skyndar processen och s\u00e4kerst\u00e4ller den mest effektiva anv\u00e4ndningen av tid och resurser. Tillverkare kan testa f\u00f6rseglingsbarheten hos ett material under olika f\u00f6rh\u00e5llanden utan att utf\u00f6ra separata tester f\u00f6r var och en.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">ASTM F2029: V\u00e4rmef\u00f6rseglingsstandarder<\/h2>\n\n\n\n<p>De <a href=\"https:\/\/www.astm.org\/f2029-16r21.html\" target=\"_blank\" rel=\"noopener nofollow\"><strong>ASTM F2029<\/strong><\/a> standarden beskriver metoderna f\u00f6r att tillverka laboratoriev\u00e4rmef\u00f6rseglingar f\u00f6r att best\u00e4mma v\u00e4rmef\u00f6rseglingsbarheten hos flexibla barri\u00e4rmaterial. Denna standard \u00e4r v\u00e4sentlig f\u00f6r att s\u00e4kerst\u00e4lla att v\u00e4rmef\u00f6rseglingar uppfyller kvalitetsf\u00f6rv\u00e4ntningarna, och den ger riktlinjer f\u00f6r:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Testprocedurer<\/strong>: ASTM F2029 beskriver de specifika procedurerna f\u00f6r att skapa v\u00e4rmef\u00f6rseglingar i en laboratoriemilj\u00f6. Dessa t\u00e4tningar testas sedan f\u00f6r styrka och integritet f\u00f6r att avg\u00f6ra om de uppfyller de n\u00f6dv\u00e4ndiga prestandakriterierna.<\/li>\n\n\n\n<li><strong>M\u00e4tning av t\u00e4tningsh\u00e5llfasthet<\/strong>: Standarden tillhandah\u00e5ller metoder f\u00f6r att m\u00e4ta t\u00e4tningsh\u00e5llfasthet, en kritisk parameter f\u00f6r att s\u00e4kerst\u00e4lla f\u00f6rpackningsmaterialens livsl\u00e4ngd och effektivitet.<\/li>\n<\/ul>\n\n\n\n<p>Genom att f\u00f6lja ASTM F2029 kan tillverkare s\u00e4kerst\u00e4lla att deras v\u00e4rmef\u00f6rseglingsprocesser uppfyller industristandarder f\u00f6r kvalitet och tillf\u00f6rlitlighet.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Nyckelspecifikationer<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>T\u00e4tningstemp.<\/td><td>Omgivningstemperatur ~ 250 \u2103<\/td><\/tr><tr><td>Temp. Lutning<\/td><td>\u226420\u2103<\/td><\/tr><tr><td>Avvikelse<\/td><td>\u00b10,2\u2103<\/td><\/tr><tr><td>F\u00f6rseglingstid<\/td><td>0,1S~9999S<\/td><\/tr><tr><td>T\u00e4tningstryck<\/td><td>0,15~0,7 MPa<\/td><\/tr><tr><td>T\u00e4tningsbackar (mm)<\/td><td>U:40*10 5PCS\/L:330 1PCS<\/td><\/tr><tr><td>Gasing\u00e5ng<\/td><td>0,7 MPa med \u04246 mm r\u00f6r<\/td><\/tr><tr><td>Driva<\/td><td>AC 220V 50Hz<\/td><\/tr><\/tbody><\/table><\/figure>","protected":false},"excerpt":{"rendered":"<p>Gradient Laboratory Heat Sealer fungerar genom att applicera v\u00e4rme, tryck och tid p\u00e5 ett prov av f\u00f6rpackningsmaterial. Dessa tre variabler - v\u00e4rme, tryck och tid - \u00e4r justerbara, vilket g\u00f6r att anv\u00e4ndarna kan simulera ett brett spektrum av f\u00f6rpackningsf\u00f6rh\u00e5llanden.<\/p>","protected":false},"featured_media":4916,"parent":0,"template":"","meta":{"_acf_changed":false,"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":"disabled","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":""}}},"product-category":[441,478,454,479,438,495,444],"product-tag":[],"class_list":["post-9562","products","type-products","status-publish","has-post-thumbnail","hentry","product-category-astm-standard","product-category-astm-f2029","product-category-custom-lab-testing-instruments-manufacturer","product-category-heat-seal-tester","product-category-medical-and-pharmaceutical-testing","product-category-pharmaceutical-testing","product-category-plastic-testing"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packqc.com\/sv\/wp-json\/wp\/v2\/products\/9562","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/sv\/wp-json\/wp\/v2\/products"}],"about":[{"href":"https:\/\/www.packqc.com\/sv\/wp-json\/wp\/v2\/types\/products"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/sv\/wp-json\/wp\/v2\/media\/4916"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/sv\/wp-json\/wp\/v2\/media?parent=9562"}],"wp:term":[{"taxonomy":"product-category","embeddable":true,"href":"https:\/\/www.packqc.com\/sv\/wp-json\/wp\/v2\/product-category?post=9562"},{"taxonomy":"product-tag","embeddable":true,"href":"https:\/\/www.packqc.com\/sv\/wp-json\/wp\/v2\/product-tag?post=9562"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}