{"id":9575,"date":"2026-02-02T14:53:24","date_gmt":"2026-02-02T06:53:24","guid":{"rendered":"https:\/\/www.packqc.com\/products\/sale-astm-d4991-package-leak-tester-astm-d3078\/"},"modified":"2026-04-27T15:47:02","modified_gmt":"2026-04-27T07:47:02","slug":"sale-astm-d4991-package-leak-tester-astm-d3078","status":"publish","type":"products","link":"https:\/\/www.packqc.com\/cs\/products\/sale-astm-d4991-package-leak-tester-astm-d3078\/","title":{"rendered":"Tester t\u011bsnosti LT-02"},"content":{"rendered":"<h2 class=\"wp-block-heading\">I. Aplikace Testeru t\u011bsnosti obalu<\/h2>\n\n\n\n<p>The <strong>Tester net\u011bsnosti bal\u00ed\u010dku<\/strong> se pou\u017e\u00edv\u00e1 v cel\u00e9 \u0159ad\u011b pr\u016fmyslov\u00fdch odv\u011btv\u00ed, v\u010detn\u011b potravin\u00e1\u0159stv\u00ed, l\u00e9ka\u0159stv\u00ed, farmacie a spot\u0159ebn\u00edho zbo\u017e\u00ed, kde je integrita balen\u00ed z\u00e1sadn\u00ed. Zaji\u0161\u0165uje ochranu produkt\u016f p\u0159ed vn\u011bj\u0161\u00ed kontaminac\u00ed a znehodnocen\u00edm, p\u0159edch\u00e1z\u00ed probl\u00e9m\u016fm s kvalitou a sni\u017euje mno\u017estv\u00ed odpadu. Testov\u00e1n\u00ed integrity t\u011bsn\u011bn\u00ed je nezbytn\u00e9 nejen pro udr\u017een\u00ed kvality produktu, ale tak\u00e9 pro dodr\u017een\u00ed pr\u016fmyslov\u00fdch standard\u016f a p\u0159edpis\u016f.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">II. Testovac\u00ed metody pro tester net\u011bsnosti obalu<\/h2>\n\n\n\n<p>Prim\u00e1rn\u00ed metoda pou\u017e\u00edvan\u00e1 <strong>Tester net\u011bsnosti bal\u00ed\u010dku<\/strong> je test emise bublin, kter\u00fd se \u0159\u00edd\u00ed pokyny <strong>ASTM D3078<\/strong>. P\u0159i tomto testu je bal\u00ed\u010dek pono\u0159en do vodou napln\u011bn\u00e9 komory a je aplikov\u00e1no vakuum. Jak se podtlak zvy\u0161uje, ve\u0161ker\u00fd vzduch zachycen\u00fd v obalu unikne net\u011bsnostmi ve form\u011b bublin, kter\u00e9 jsou ve vod\u011b viditeln\u00e9.<\/p>\n\n\n\n<p>V\u00fdznam tohoto testu spo\u010d\u00edv\u00e1 v jeho schopnosti odhalit i drobn\u00e9 net\u011bsnosti, kter\u00e9 nemus\u00ed b\u00fdt patrn\u00e9 pouze p\u0159i vizu\u00e1ln\u00ed kontrole. Identifikac\u00ed t\u011bchto \u00fanik\u016f mohou v\u00fdrobci zajistit, \u017ee si obal zachov\u00e1 svou integritu po celou dobu sv\u00e9 zam\u00fd\u0161len\u00e9 trvanlivosti. Tato metoda je zvl\u00e1\u0161t\u011b u\u017eite\u010dn\u00e1 pro flexibiln\u00ed obaly, jako jsou s\u00e1\u010dky nebo ta\u0161ky, kter\u00e9 obsahuj\u00ed plyn v horn\u00edm prostoru, proto\u017ee testuje cel\u00e9 t\u011bsn\u011bn\u00ed za re\u00e1ln\u00fdch podm\u00ednek.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">III. P\u0159ehled normy ASTM D3078<\/h2>\n\n\n\n<p>The <a href=\"https:\/\/www.astm.org\/d3078-02r21e01.html\" target=\"_blank\" rel=\"noopener nofollow\"><strong>ASTM <\/strong><\/a><strong>D<\/strong><a href=\"https:\/\/www.astm.org\/d3078-02r21e01.html\" target=\"_blank\" rel=\"noopener nofollow\"><strong>3078<\/strong><\/a> norma upravuje pou\u017eit\u00ed metody bublinkov\u00e9 emise pro detekci hrub\u00fdch net\u011bsnost\u00ed ve flexibiln\u00edch obalech. Tato norma je kritick\u00e1 pro pr\u016fmyslov\u00e1 odv\u011btv\u00ed, kter\u00e1 spol\u00e9haj\u00ed na flexibiln\u00ed obaly k zaji\u0161t\u011bn\u00ed ochrany produktu. Specifikuje testovac\u00ed postupy, podm\u00ednky pro \u00farovn\u011b vakua a krit\u00e9ria pro ur\u010den\u00ed, zda balen\u00ed pro\u0161lo nebo nevyhov\u011blo testu.<\/p>\n\n\n\n<p>Po <strong>ASTM D3078<\/strong> standard zaji\u0161\u0165uje, \u017ee obaly spl\u0148uj\u00ed p\u0159\u00edsn\u00e9 po\u017eadavky na kvalitu, zejm\u00e9na u produkt\u016f citliv\u00fdch na kontaminaci, jako jsou l\u00e9\u010diva, zdravotnick\u00e9 prost\u0159edky a potraviny.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IV. P\u0159ehled normy ASTM D4991<\/h2>\n\n\n\n<p>U obal\u016f, kter\u00e9 vy\u017eaduj\u00ed p\u0159\u00edsn\u011bj\u0161\u00ed zkou\u0161ku t\u011bsnosti, <a href=\"https:\/\/www.astm.org\/d4991-07r15.html\" target=\"_blank\" rel=\"noopener nofollow\"><strong>ASTM D4991<\/strong><\/a> standard poskytuje pokyny pro testov\u00e1n\u00ed ve vysok\u00e9m vakuu. Zat\u00edmco <strong>ASTM D3078<\/strong> je vhodn\u011bj\u0161\u00ed pro flexibiln\u00ed balen\u00ed s plynem headspace, <strong>ASTM D4991<\/strong> se zam\u011b\u0159uje na pevn\u00e9 n\u00e1doby nebo siln\u011bj\u0161\u00ed obalov\u00e9 materi\u00e1ly, kter\u00e9 vy\u017eaduj\u00ed vy\u0161\u0161\u00ed \u00farove\u0148 vakua pro detekci net\u011bsnost\u00ed.<\/p>\n\n\n\n<p>The <strong>Tester t\u011bsnosti balen\u00ed LT-02<\/strong> lze upravit tak, aby vyhovovaly <strong>ASTM D4991<\/strong> pomoc\u00ed vakuov\u00e9 pumpy schopn\u00e9 dos\u00e1hnout vy\u0161\u0161\u00edch \u00farovn\u00ed vakua, d\u00edky \u010demu\u017e je univerz\u00e1ln\u00ed pro r\u016fzn\u00e9 typy balen\u00ed. Dodr\u017eov\u00e1n\u00edm <strong>ASTM D4991<\/strong>, mohou v\u00fdrobci otestovat sv\u00e9 obaly v extr\u00e9mn\u00edch podm\u00ednk\u00e1ch a zajistit, aby nedoch\u00e1zelo k \u00fanik\u016fm ani v nejn\u00e1ro\u010dn\u011bj\u0161\u00edch aplikac\u00edch.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">V. Technick\u00e9 vlastnosti testeru t\u011bsnosti bal\u00ed\u010dku LT-02<\/h2>\n\n\n\n<p>The <strong>Tester t\u011bsnosti balen\u00ed LT-02<\/strong> nab\u00edz\u00ed n\u011bkolik kl\u00ed\u010dov\u00fdch funkc\u00ed, kter\u00e9 z n\u011bj d\u011blaj\u00ed spolehliv\u00fd a \u00fa\u010dinn\u00fd n\u00e1stroj pro testov\u00e1n\u00ed t\u011bsnosti:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Generov\u00e1n\u00ed vakua<\/strong>: Pomoc\u00ed Venturiho trubice dosahuje tester vysok\u00e9 \u00farovn\u011b vakua a\u017e -90 kPa. Tato metoda je \u00fa\u010dinn\u00e1 pro testov\u00e1n\u00ed \u0161irok\u00e9 \u0161k\u00e1ly typ\u016f obal\u016f, zejm\u00e9na v za\u0159\u00edzen\u00edch, kde je stla\u010den\u00fd vzduch snadno dostupn\u00fd.<\/li>\n\n\n\n<li><strong>Nastaviteln\u00e1 doba testu<\/strong>: Doba trv\u00e1n\u00ed testu m\u016f\u017ee b\u00fdt p\u0159esn\u011b \u0159\u00edzena, co\u017e u\u017eivatel\u016fm umo\u017e\u0148uje p\u0159izp\u016fsobit proces testov\u00e1n\u00ed konkr\u00e9tn\u00edm po\u017eadavk\u016fm.<\/li>\n\n\n\n<li><strong>Robustn\u00ed komorov\u00fd design<\/strong>: Akrylov\u00e1 komora ve tvaru v\u00e1lce je odoln\u00e1 a pr\u016fhledn\u00e1, co\u017e umo\u017e\u0148uje snadn\u00e9 pozorov\u00e1n\u00ed tvorby bublin b\u011bhem testu. Komory lze p\u0159izp\u016fsobit v r\u016fzn\u00fdch velikostech a tvarech, aby vyhovovaly r\u016fzn\u00fdm typ\u016fm balen\u00ed.<\/li>\n\n\n\n<li><strong>Vysok\u00e1 p\u0159esnost<\/strong>: Pou\u017eit\u00ed vakuov\u00e9ho tlakov\u00e9ho sp\u00edna\u010de SMC zaji\u0161\u0165uje, \u017ee \u00farovn\u011b vakua jsou p\u0159esn\u00e9 a konzistentn\u00ed b\u011bhem cel\u00e9ho procesu testov\u00e1n\u00ed.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">VI. Pr\u016fb\u011bh a v\u00fdznam testu t\u011bsnosti<\/h2>\n\n\n\n<p>Proces zkou\u0161ky t\u011bsnosti pomoc\u00ed <strong>Tester net\u011bsnosti bal\u00ed\u010dku<\/strong> je p\u0159\u00edmo\u010dar\u00fd a \u00fa\u010dinn\u00fd:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Obal se vlo\u017e\u00ed do komory napln\u011bn\u00e9 vodou.<\/li>\n\n\n\n<li>Komora se ut\u011bsn\u00ed a aktivuje se vakuov\u00fd syst\u00e9m.<\/li>\n\n\n\n<li>Kdy\u017e je vzduch evakuov\u00e1n, rozd\u00edl v tlaku zp\u016fsob\u00ed p\u0159\u00edpadn\u00e9 net\u011bsnosti v obalu a uvoln\u00ed zachycen\u00fd vzduch ve form\u011b bublin.<\/li>\n\n\n\n<li>Test je monitorov\u00e1n po p\u0159edem nastavenou dobu a p\u0159\u00edtomnost bublin indikuje ne\u00fasp\u011b\u0161n\u00fd test.<\/li>\n<\/ol>\n\n\n\n<p>Tento testovac\u00ed proces je z\u00e1sadn\u00ed pro zaji\u0161t\u011bn\u00ed toho, aby obaly fungovaly podle o\u010dek\u00e1v\u00e1n\u00ed, zejm\u00e9na v pr\u016fmyslov\u00fdch odv\u011btv\u00edch, kde m\u016f\u017ee kontaminace v\u00e9st k v\u00e1\u017en\u00fdm n\u00e1sledk\u016fm. Testov\u00e1n\u00ed t\u011bsnosti pom\u00e1h\u00e1 p\u0159edch\u00e1zet stahov\u00e1n\u00ed v\u00fdrobk\u016f z ob\u011bhu, sni\u017euje mno\u017estv\u00ed odpadu a zaji\u0161\u0165uje spokojenost z\u00e1kazn\u00edk\u016f udr\u017eov\u00e1n\u00edm kvality a bezpe\u010dnosti v\u00fdrobk\u016f.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">VII. Mo\u017enosti p\u0159izp\u016fsoben\u00ed<\/h2>\n\n\n\n<p><em><strong>LT-02 Package Leak Tester lze p\u0159izp\u016fsobit tak, aby vyhovoval specifick\u00fdm pr\u016fmyslov\u00fdm pot\u0159eb\u00e1m. D\u00edky r\u016fzn\u00fdm dostupn\u00fdm tvar\u016fm a velikostem komor, v\u010detn\u011b v\u00e1lcov\u00fdch a kv\u00e1drov\u00fdch variant, m\u016f\u017ee pojmout \u0161irokou \u0161k\u00e1lu design\u016f obal\u016f.<\/strong><\/em> D\u00edky t\u00e9to flexibilit\u011b je tester vhodn\u00fd pro r\u016fzn\u00e9 aplikace, od s\u00e1\u010dk\u016f na potraviny a\u017e po balen\u00ed zdravotnick\u00fdch prost\u0159edk\u016f.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">FAQ<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>K \u010demu slou\u017e\u00ed tester net\u011bsnosti bal\u00ed\u010dku?<\/strong>\n<ul class=\"wp-block-list\">\n<li>Tester t\u011bsnosti obalu se pou\u017e\u00edv\u00e1 k detekci net\u011bsnost\u00ed v obalech, aby se zajistila integrita t\u011bsn\u011bn\u00ed a chr\u00e1nil produkt p\u0159ed kontaminac\u00ed.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Jak funguje bublinov\u00fd emisn\u00ed test?<\/strong>\n<ul class=\"wp-block-list\">\n<li>Test emise bublin pono\u0159\u00ed bal\u00ed\u010dek do vody a pou\u017eije vakuum. Pokud m\u00e1 obal n\u011bjak\u00e9 net\u011bsnosti, unik\u00e1 vzduch ve form\u011b bublin.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Jak\u00fd je rozd\u00edl mezi ASTM D3078 a ASTM D4991?<\/strong>\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.astm.org\/d3078-02r21e01.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">ASTM D3078<\/a> se pou\u017e\u00edv\u00e1 pro flexibiln\u00ed obaly s plynem v prostoru nad hlavou, zat\u00edmco norma ASTM D4991 se pou\u017e\u00edv\u00e1 pro pevn\u00e9 obaly vy\u017eaduj\u00edc\u00ed vy\u0161\u0161\u00ed \u00farove\u0148 vakua pro detekci net\u011bsnost\u00ed.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Lze tester LT-02 p\u0159izp\u016fsobit?<\/strong>\n<ul class=\"wp-block-list\">\n<li>Ano, tester LT-02 nab\u00edz\u00ed mo\u017enosti p\u0159izp\u016fsoben\u00ed velikosti a tvaru komory, tak\u017ee je vhodn\u00fd pro r\u016fzn\u00e9 designy obal\u016f.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Jak\u00e1 pr\u016fmyslov\u00e1 odv\u011btv\u00ed t\u011b\u017e\u00ed z pou\u017e\u00edv\u00e1n\u00ed testeru net\u011bsnosti bal\u00ed\u010dk\u016f?<\/strong>\n<ul class=\"wp-block-list\">\n<li>Pr\u016fmyslov\u00e1 odv\u011btv\u00ed jako potravin\u00e1\u0159stv\u00ed, farmacie, zdravotnick\u00e1 za\u0159\u00edzen\u00ed a spot\u0159ebn\u00ed zbo\u017e\u00ed t\u011b\u017e\u00ed z testov\u00e1n\u00ed t\u011bsnosti obal\u016f, aby byla zaji\u0161t\u011bna kvalita a bezpe\u010dnost produkt\u016f.<\/li>\n<\/ul>\n<\/li>\n<\/ol>","protected":false},"excerpt":{"rendered":"<p>Tester t\u011bsnosti obal\u016f je test emis\u00ed bublin, kter\u00fd se \u0159\u00edd\u00ed pokyny normy ASTM D3078. P\u0159i t\u00e9to zkou\u0161ce se obal pono\u0159\u00ed do komory napln\u011bn\u00e9 vodou a vytvo\u0159\u00ed se podtlak.<\/p>","protected":false},"featured_media":4873,"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":"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":[441,514,515,485,560,454,484,438,495,444,439,619],"product-tag":[],"class_list":["post-9575","products","type-products","status-publish","has-post-thumbnail","hentry","product-category-astm-standard","product-category-astm-d3078","product-category-astm-d4991","product-category-bottle-testing","product-category-carbonation-tester","product-category-custom-lab-testing-instruments-manufacturer","product-category-leak-testing","product-category-medical-and-pharmaceutical-testing","product-category-pharmaceutical-testing","product-category-plastic-testing","product-category-usp","product-category-usp-381"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/products\/9575","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/products"}],"about":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/types\/products"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/media\/4873"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/media?parent=9575"}],"wp:term":[{"taxonomy":"product-category","embeddable":true,"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/product-category?post=9575"},{"taxonomy":"product-tag","embeddable":true,"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/product-tag?post=9575"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}