{"id":2626,"date":"2026-05-13T07:18:29","date_gmt":"2026-05-13T07:18:29","guid":{"rendered":"https:\/\/www.pharmacopoeiatest.com\/?p=2626"},"modified":"2026-05-13T07:18:31","modified_gmt":"2026-05-13T07:18:31","slug":"astm-f1921","status":"publish","type":"post","link":"https:\/\/www.pharmacopoeiatest.com\/lt\/astm-f1921\/","title":{"rendered":"ASTM F1921"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"2626\" class=\"elementor elementor-2626\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8bb07f6 e-flex e-con-boxed e-con e-parent\" data-id=\"8bb07f6\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d03e4ae elementor-widget elementor-widget-heading\" data-id=\"d03e4ae\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">ASTM F1921<br><small><small>Kar\u0161to klijavimo stiprumas farmacijos pakuot\u0117se<\/small><\/small><\/h1>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2e29ec3 elementor-widget elementor-widget-image\" data-id=\"2e29ec3\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"300\" height=\"198\" src=\"https:\/\/www.pharmacopoeiatest.com\/wp-content\/uploads\/2026\/05\/pharmaceutical-packaging-need-hot-tack-test-300x198.webp\" class=\"attachment-medium size-medium wp-image-2635\" alt=\"Farmacin\u0117ms pakuot\u0117ms b\u016btinas kar\u0161tojo sukibimo bandymas\" srcset=\"https:\/\/www.pharmacopoeiatest.com\/wp-content\/uploads\/2026\/05\/pharmaceutical-packaging-need-hot-tack-test-300x198.webp 300w, https:\/\/www.pharmacopoeiatest.com\/wp-content\/uploads\/2026\/05\/pharmaceutical-packaging-need-hot-tack-test-768x507.webp 768w, https:\/\/www.pharmacopoeiatest.com\/wp-content\/uploads\/2026\/05\/pharmaceutical-packaging-need-hot-tack-test-18x12.webp 18w, https:\/\/www.pharmacopoeiatest.com\/wp-content\/uploads\/2026\/05\/pharmaceutical-packaging-need-hot-tack-test.webp 1023w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d98951b elementor-widget elementor-widget-heading\" data-id=\"d98951b\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">ASTM F1921 standartas, susij\u0119s su lanks\u010di\u0173 pakuo\u010di\u0173 sandarumo charakteristikomis<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f604883 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"f604883\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p data-start=\"585\" data-end=\"946\">Svetain\u0117 <strong data-start=\"589\" data-end=\"603\">ASTM F1921<\/strong> standartas apibr\u0117\u017eia kritin\u012f laboratorin\u012f metod\u0105, naudojam\u0105 vertinti <strong data-start=\"671\" data-end=\"692\">kar\u0161tojo sukibimo stipris<\/strong> termoplastini\u0173 med\u017eiag\u0173 i\u0161kart po terminio suvirinimo ir prie\u0161 suvirinimo si\u016blei atv\u0117sus iki aplinkos temperat\u016bros. \u0160i savyb\u0117 yra itin svarbi greitai veikian\u010diose <strong data-start=\"841\" data-end=\"875\">formavimo, u\u017epildymo ir u\u017esandarinimo pakavimo linijos<\/strong>, kur sandarikliai turi atlaikyti apkrov\u0105, kol jie dar kar\u0161ti ir mechaniniu po\u017ei\u016briu silpni.<\/p><p data-start=\"948\" data-end=\"1309\">Prakti\u0161kai tai rei\u0161kia, kad, <strong data-start=\"968\" data-end=\"982\">ASTM F1921<\/strong> padeda gamintojams nustatyti, ar terminiu b\u016bdu u\u017esandarinta pl\u0117vel\u0117 gali be gedim\u0173 atlaikyti j\u0117gas, veikian\u010dias pakavimo metu. D\u0117l to ji yra ypa\u010d vertinga <strong data-start=\"1158\" data-end=\"1239\">farmacin\u0117s pakuot\u0117s, maisto pakuot\u0117s ir medicinin\u0117s sterilios barjerin\u0117s sistemos<\/strong>, kur sandariklio vientisumas tiesiogiai lemia produkto saug\u0105 ir atitikt\u012f reikalavimams.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-592eb77 elementor-widget elementor-widget-heading\" data-id=\"592eb77\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Kod\u0117l farmacijos pakuot\u0117se svarbus \u201eHot Tack\u201c stiprumas<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4fd3f86 elementor-widget elementor-widget-text-editor\" data-id=\"4fd3f86\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p data-start=\"1466\" data-end=\"1716\">\u201eIn\u201c <strong data-start=\"1469\" data-end=\"1505\">farmacini\u0173 preparat\u0173 pakavimo sistemos<\/strong>, sandarikliai da\u017enai patiria mechanin\u012f \u012ftemp\u012f i\u0161kart po j\u0173 suformavimo. Jei <strong data-start=\"1584\" data-end=\"1605\">kar\u0161tojo sukibimo stipris<\/strong> jei to nepakanka, sandarikliai gali atsiverti arba deformuotis dar neatv\u0117sus, o tai kelia u\u017eter\u0161imo pavoj\u0173 arba gali lemti produkto atmetim\u0105.<\/p><p data-start=\"1718\" data-end=\"1961\">Svetain\u0117 <strong data-start=\"1722\" data-end=\"1739\">kar\u0161tojo sukibimo bandymas<\/strong> Pagal ASTM F1921 standart\u0105 apibr\u0117\u017etas metodas leid\u017eia \u012fvertinti \u0161\u012f ankstyvosios stadijos sandarumo atsparum\u0105, au\u0161inimo etapo metu veikiant kontroliuojamomis atpl\u0117\u0161imo j\u0117gomis. Tai suteikia realisti\u0161k\u0105 \u012f\u017evalg\u0105 apie tai, kaip pakavimo med\u017eiagos elgiasi gamybos s\u0105lygomis.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-558221a elementor-widget elementor-widget-heading\" data-id=\"558221a\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u201eHot Tack\u201c testerio funkcija atliekant vertinim\u0105 pagal ASTM F1921 standart\u0105<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1f2efba elementor-widget elementor-widget-text-editor\" data-id=\"1f2efba\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p data-start=\"2018\" data-end=\"2210\">A <strong data-start=\"2020\" data-end=\"2039\">kar\u0161tojo sukibimo testeris<\/strong> yra pagrindinis prietaisas, naudojamas ASTM F1921 proced\u016broms atlikti. Jis imituoja sandarinim\u0105, kontroliuojam\u0105 au\u0161inim\u0105 ir staig\u0173 atpl\u0117\u0161im\u0105 nustatytomis s\u0105lygomis, pavyzd\u017eiui:<\/p><ul data-start=\"2212\" data-end=\"2297\"><li data-section-id=\"1do3oe7\" data-start=\"2212\" data-end=\"2235\">Sandarinimo temperat\u016bra<\/li><li data-section-id=\"1lfmgaz\" data-start=\"2236\" data-end=\"2250\">Buvimo trukm\u0117<\/li><li data-section-id=\"l8b1w6\" data-start=\"2251\" data-end=\"2271\">Sandarinimo sl\u0117gis<\/li><li data-section-id=\"14fg5e3\" data-start=\"2272\" data-end=\"2297\">Grip\u0173 atskyrimo greitis<\/li><\/ul><p data-start=\"2299\" data-end=\"2458\">Testeris u\u017eregistruoja <strong data-start=\"2322\" data-end=\"2354\">did\u017eiausia lupimo j\u0117ga laikui b\u0117gant<\/strong>, sudarant kar\u0161tojo sukibimo kreiv\u0119, kuri parodo med\u017eiagos savybes esant skirtingoms sandarinimo temperat\u016broms.<\/p><p data-start=\"2460\" data-end=\"2680\">\u201eCell Instruments\u201c si\u016blo pa\u017eangius sprendimus, pavyzd\u017eiui, <strong data-start=\"2517\" data-end=\"2547\">Kar\u0161tojo sukibimo testeris HTT serijos<\/strong>, kuris atitinka tiek ASTM F1921 standarto A metod\u0105, tiek B metod\u0105, u\u017etikrindamas atitikt\u012f reikalavimams ir auk\u0161t\u0105 pakartojamum\u0105 pramonin\u0117se kokyb\u0117s u\u017etikrinimo laboratorijose.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-10450b4 elementor-widget elementor-widget-heading\" data-id=\"10450b4\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">ASTM F1921 bandymo principas ir eiga<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ff524ae elementor-widget elementor-widget-text-editor\" data-id=\"ff524ae\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<h3 data-section-id=\"bpw35q\" data-start=\"2743\" data-end=\"2796\">\u0160iluminio u\u017esandarinimo susidarymo ir greito atpl\u0117\u0161imo vertinimas<\/h3><p data-start=\"2798\" data-end=\"2940\">Pagal ASTM F1921 metod\u0105 pirmiausia tarp dviej\u0173 termoplastini\u0173 sluoksni\u0173 kontroliuojant sl\u0117g\u012f ir temperat\u016br\u0105 suformuojamas terminis suvirinimas. Po suvirinimo:<\/p><ul data-start=\"2942\" data-end=\"3136\"><li data-section-id=\"xfcsdt\" data-start=\"2942\" data-end=\"3029\">U\u017esandarintas m\u0117ginys automati\u0161kai perkeltas \u012f kontroliuojam\u0105 i\u0161siurbimo etap\u0105<\/li><li data-section-id=\"1y50d3t\" data-start=\"3030\" data-end=\"3071\">Rankenos atsiskiria nustatytu grei\u010diu<\/li><li data-section-id=\"njso5a\" data-start=\"3072\" data-end=\"3136\">J\u0117ga, reikalinga pl\u0117vel\u0117s nu\u0117mimui, nuolat matuojama<\/li><\/ul><p data-start=\"3138\" data-end=\"3297\">\u0160is procesas u\u017efiksuoja <strong data-start=\"3164\" data-end=\"3210\">kar\u0161tojo sukibimo stiprumo kitimas au\u0161inimo metu<\/strong>, o tai yra b\u016btina norint suprasti, kaip \u201eSeal\u201c veikia realiose gamybos aplinkose.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-72ed575 elementor-widget elementor-widget-heading\" data-id=\"72ed575\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">ASTM F1921 standarte apibr\u0117\u017eti bandymo metodai<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-486f3a1 e-grid e-con-full e-con e-child\" data-id=\"486f3a1\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-87b40ff elementor-widget elementor-widget-text-editor\" data-id=\"87b40ff\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<h3 data-section-id=\"1d98d75\" data-start=\"3343\" data-end=\"3388\">A metodas \u2013 au\u0161inimo su fiksuotu u\u017edelsimu vertinimas<\/h3><p data-start=\"3390\" data-end=\"3575\">A metodu kar\u0161tojo sukibimo stipris registruojamas i\u0161 anksto nustatytais au\u0161inimo intervalais po fiksuotos pauz\u0117s. \u0160is metodas leid\u017eia gauti i\u0161sam\u0173 <strong data-start=\"3511\" data-end=\"3528\">au\u0161inimo kreiv\u0117<\/strong>, kuriame parodyta, kaip laikui b\u0117gant did\u0117ja sandariklio stiprumas.<\/p><p data-start=\"3577\" data-end=\"3609\">Tipi\u0161kos savyb\u0117s:<\/p><ul data-start=\"3611\" data-end=\"3739\"><li data-section-id=\"1r2tus8\" data-start=\"3611\" data-end=\"3645\">Nustatytas laiko tarpas prie\u0161 matavim\u0105<\/li><li data-section-id=\"g3x3e8\" data-start=\"3646\" data-end=\"3684\">J\u0117gos matavim\u0173 duomenys, gauti skirtingais laiko momentais<\/li><li data-section-id=\"kbyhok\" data-start=\"3685\" data-end=\"3739\">Au\u0161inimo kreiv\u0117s sudarymas med\u017eiag\u0173 palyginimui<\/li><\/ul><p data-start=\"3741\" data-end=\"3810\">\u0160is metodas pla\u010diai taikomas med\u017eiag\u0173 moksliniams tyrimams ir pl\u0117trai bei lyginamajai analizei.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-30dacd0 elementor-widget elementor-widget-text-editor\" data-id=\"30dacd0\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<h3 data-section-id=\"1073sib\" data-start=\"3817\" data-end=\"3869\">B metodas \u2013 kintamojo u\u017edelsimo did\u017eiausios j\u0117gos matavimas<\/h3><p data-start=\"3871\" data-end=\"4088\">B metodas skirtas \u012fvertinti <strong data-start=\"3905\" data-end=\"3934\">maksimalus kar\u0161tojo sukibimo stipris<\/strong> po vartotojo nustatytos pauz\u0117s. Tai ypa\u010d tinka gamybos kokyb\u0117s kontrolei, kai did\u017eiausias na\u0161umas yra svarbesnis nei i\u0161sami kreiv\u0117s analiz\u0117.<\/p><p data-start=\"4090\" data-end=\"4118\">Pagrindin\u0117s savyb\u0117s:<\/p><ul data-start=\"4120\" data-end=\"4229\"><li data-section-id=\"met80u\" data-start=\"4120\" data-end=\"4147\">Kintamieji u\u017edelsimo nustatymai<\/li><li data-section-id=\"3szyy5\" data-start=\"4148\" data-end=\"4187\">Did\u017eiausios j\u0117gos nustatymas nuimant pl\u0117vel\u0119<\/li><li data-section-id=\"dhnbgm\" data-start=\"4188\" data-end=\"4229\">Spartesnis vertinimas kokyb\u0117s kontrol\u0117s aplinkose<\/li><\/ul>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-71b126c elementor-widget elementor-widget-heading\" data-id=\"71b126c\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Pagrindiniai bandym\u0173 parametrai pagal ASTM F1921 standart\u0105<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c62d41c elementor-widget elementor-widget-text-editor\" data-id=\"c62d41c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p data-start=\"4277\" data-end=\"4374\">Standarte ASTM F1921 pabr\u0117\u017eiama, kad siekiant u\u017etikrinti rezultat\u0173 atkuriamum\u0105 b\u016btina grie\u017etai kontroliuoti sandarinimo ir bandymo s\u0105lygas:<\/p><ul data-start=\"4376\" data-end=\"4629\"><li data-section-id=\"1nvilt7\" data-start=\"4376\" data-end=\"4460\"><strong data-start=\"4378\" data-end=\"4392\">Buvimo trukm\u0117<\/strong> skiriasi priklausomai nuo pl\u0117vel\u0117s storio (paprastai svyruoja nuo 0,5 s iki 2,5 s)<\/li><li data-section-id=\"o6uc05\" data-start=\"4461\" data-end=\"4509\"><strong data-start=\"4463\" data-end=\"4483\">Sandarinimo sl\u0117gis<\/strong> svyruoja nuo 15 iki 30 N\/cm\u00b2<\/li><li data-section-id=\"u2m8a3\" data-start=\"4510\" data-end=\"4555\"><strong data-start=\"4512\" data-end=\"4526\">Nulupimo greitis<\/strong> paprastai nustatoma 200 mm\/min<\/li><li data-section-id=\"1w1hhma\" data-start=\"4556\" data-end=\"4629\"><strong data-start=\"4558\" data-end=\"4588\">Keli temperat\u016bros lygiai<\/strong> yra naudojami kar\u0161to sukibimo kreivei sudaryti<\/li><\/ul><p data-start=\"4631\" data-end=\"4706\">\u0160ie parametrai u\u017etikrina, kad rezultatai atspind\u0117t\u0173 tikr\u0105sias pakuot\u0117s savybes.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b779702 elementor-widget elementor-widget-heading\" data-id=\"b779702\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Gedim\u0173 re\u017eim\u0173 analiz\u0117 atliekant \u201eHot Tack\u201c bandymus<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2a95bbf elementor-widget elementor-widget-text-editor\" data-id=\"2a95bbf\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p data-start=\"4759\" data-end=\"4838\">Standartas ASTM F1921 reikalauja i\u0161samiai dokumentuoti gedim\u0173 tipus, tarp kuri\u0173 gali b\u016bti:<\/p><ul data-start=\"4840\" data-end=\"4983\"><li data-section-id=\"c5ccgp\" data-start=\"4840\" data-end=\"4873\">Klij\u0173 nesukibimas s\u0105sajos vietoje<\/li><li data-section-id=\"f8h15p\" data-start=\"4874\" data-end=\"4912\">S\u0105sajos gedimas sandarinimo sluoksnyje<\/li><li data-section-id=\"1lk3j3x\" data-start=\"4913\" data-end=\"4934\">Pl\u0117vel\u0117s atsiskyrimas<\/li><li data-section-id=\"13bvrj6\" data-start=\"4935\" data-end=\"4955\">Med\u017eiagos tr\u016bkumas<\/li><li data-section-id=\"wy1zh8\" data-start=\"4956\" data-end=\"4983\">I\u0161tempimas iki l\u016b\u017eio<\/li><\/ul><p data-start=\"4985\" data-end=\"5119\">Gedim\u0173 tip\u0173 klasifikacija yra b\u016btina norint nustatyti, ar tr\u016bkumai kyla d\u0117l med\u017eiagos strukt\u016bros, ar d\u0117l sandarinimo s\u0105lyg\u0173.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-be5e0d9 elementor-widget elementor-widget-heading\" data-id=\"be5e0d9\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u201eCell Instruments\u201c kar\u0161tojo sukibimo testeris, atitinkantis ASTM F1921 standart\u0105<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3c19142 e-con-full e-flex e-con e-child\" data-id=\"3c19142\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-bba4a6e elementor-widget__width-inherit elementor-widget elementor-widget-text-editor\" data-id=\"bba4a6e\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p data-start=\"5627\" data-end=\"5761\">\u201eCell Instruments\u201c kuria pa\u017eangius <strong data-start=\"5662\" data-end=\"5689\">kar\u0161tojo sukibimo tikrinimo sistemos<\/strong> sukurta specialiai siekiant atitikti ASTM F1921 standart\u0105. HTT serija si\u016blo:<\/p><ul data-start=\"5763\" data-end=\"5962\"><li data-section-id=\"2icpvp\" data-start=\"5763\" data-end=\"5798\">Tikslus PID temperat\u016bros reguliavimas<\/li><li data-section-id=\"zixvs2\" data-start=\"5799\" data-end=\"5835\">Automatinis sandarinimo ir nu\u0117mimo ciklas<\/li><li data-section-id=\"1ak0c9g\" data-start=\"5836\" data-end=\"5873\">A metodo ir B metodo palaikymas<\/li><li data-section-id=\"1aelrgv\" data-start=\"5874\" data-end=\"5926\">Greitaeigiai bandymai, atitinkantys pramoninius reikalavimus<\/li><li data-section-id=\"1dckeg4\" data-start=\"5927\" data-end=\"5962\">Patikima PLC pagr\u012fsta valdymo sistema<\/li><\/ul><p data-start=\"5964\" data-end=\"6152\">Sistema u\u017etikrina nuosekl\u0173 matavim\u0105 <strong data-start=\"6009\" data-end=\"6059\">kar\u0161tojo klijavimo stiprumas farmacijos pakuot\u0117se<\/strong>, pad\u0117dama laboratorijoms ir gamintojams laikytis reguliavimo ir kokyb\u0117s u\u017etikrinimo standart\u0173.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f20c734 elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"f20c734\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"768\" height=\"1284\" src=\"https:\/\/www.pharmacopoeiatest.com\/wp-content\/uploads\/2026\/05\/ASTM-F1921-Hot-Tack-Tester-for-pharmaceutical-Packaging-Strength-768x1284.webp\" class=\"attachment-medium_large size-medium_large wp-image-2636\" alt=\"ASTM F1921 kar\u0161tojo sukibimo bandymo \u012frenginys, skirtas farmacijos pakuo\u010di\u0173 stiprumui nustatyti\" srcset=\"https:\/\/www.pharmacopoeiatest.com\/wp-content\/uploads\/2026\/05\/ASTM-F1921-Hot-Tack-Tester-for-pharmaceutical-Packaging-Strength-768x1284.webp 768w, https:\/\/www.pharmacopoeiatest.com\/wp-content\/uploads\/2026\/05\/ASTM-F1921-Hot-Tack-Tester-for-pharmaceutical-Packaging-Strength-179x300.webp 179w, https:\/\/www.pharmacopoeiatest.com\/wp-content\/uploads\/2026\/05\/ASTM-F1921-Hot-Tack-Tester-for-pharmaceutical-Packaging-Strength-613x1024.webp 613w, https:\/\/www.pharmacopoeiatest.com\/wp-content\/uploads\/2026\/05\/ASTM-F1921-Hot-Tack-Tester-for-pharmaceutical-Packaging-Strength-919x1536.webp 919w, https:\/\/www.pharmacopoeiatest.com\/wp-content\/uploads\/2026\/05\/ASTM-F1921-Hot-Tack-Tester-for-pharmaceutical-Packaging-Strength-1225x2048.webp 1225w, https:\/\/www.pharmacopoeiatest.com\/wp-content\/uploads\/2026\/05\/ASTM-F1921-Hot-Tack-Tester-for-pharmaceutical-Packaging-Strength-7x12.webp 7w, https:\/\/www.pharmacopoeiatest.com\/wp-content\/uploads\/2026\/05\/ASTM-F1921-Hot-Tack-Tester-for-pharmaceutical-Packaging-Strength-scaled.webp 1531w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5071eda elementor-widget elementor-widget-text-editor\" data-id=\"5071eda\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<h2>Da\u017enai u\u017eduodami klausimai apie ASTM F1921<\/h2><p><strong>Kam naudojamas standartas ASTM F1921?<\/strong><br \/>Standartas ASTM F1921 taikomas termoplastini\u0173 pl\u0117veli\u0173 \u0161ilumini\u0173 suvirinimo si\u016bli\u0173 kar\u0161tojo sukibimo stiprumui matuoti prie\u0161 jiems atv\u0117sant, o tai padeda \u012fvertinti pakuot\u0117s savybes gamybos metu.<\/p><p><strong>Kod\u0117l pakuot\u0117se svarbus kar\u0161tojo sukibimo stipris?<br \/><\/strong>Kar\u0161to suvirinimo tvirtumas u\u017etikrina, kad sandarikliai atlaikyt\u0173 apkrov\u0105 i\u0161kart po suformavimo, taip u\u017ekertant keli\u0105 sandarikli\u0173 gedimams vykstant didel\u0117s spartos pakavimo procesams.<\/p><p><strong>Kuo skiriasi A metodas nuo B metodo?<br \/><\/strong>A metodu matuojamas lipnumo stipris at\u0161aldymo kreiv\u0117s metu, o B metodu vertinama maksimali j\u0117ga pra\u0117jus nustatytam laiko intervalui.<\/p><p><strong>Kokiose pramon\u0117s \u0161akose taikomi kar\u0161tojo sukibimo bandymai?<br \/><\/strong>Jis pla\u010diai naudojamas farmacijos, maisto, medicinos prietais\u0173 pakavimo, klij\u0173 ir lanks\u010di\u0173 pl\u0117veli\u0173 gamybos pramon\u0117je.<\/p><p><strong>Kokie prietaisai naudojami atliekant ASTM F1921 bandymus?<br \/><\/strong>Kar\u0161tojo sukibimo testeris, pavyzd\u017eiui, \u201eCell Instruments\u201c HTT serijos prietaisas, naudojamas kontroliuojamiems sandarumo ir atpl\u0117\u0161imo bandymams atlikti pagal <a href=\"https:\/\/store.astm.org\/f1921_f1921m-12r23.html\" target=\"_blank\" rel=\"noopener\">ASTM F1921<\/a>.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>ASTM F1921. Kar\u0161tojo sukibimo stipris farmacijos pakuot\u0117se. ASTM F1921 lankstiosiose pakuot\u0117se: sandarumo charakteristikos. Standartas ASTM F1921 apibr\u0117\u017eia esmin\u012f laboratorin\u012f metod\u0105, naudojam\u0105 termoplastini\u0173 med\u017eiag\u0173 kar\u0161tojo sukibimo stipriui \u012fvertinti i\u0161kart po terminio suvirinimo ir prie\u0161 sandarumui atv\u0117sus iki aplinkos temperat\u016bros. \u0160i savyb\u0117 yra ypa\u010d svarbi greitaeig\u0117se formavimo, u\u017epildymo ir u\u017esandarinimo pakavimo linijose, kuriose [\u2026]<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_uag_custom_page_level_css":"","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":""}},"footnotes":""},"categories":[26],"tags":[],"class_list":["post-2626","post","type-post","status-publish","format-standard","hentry","category-blog"],"acf":[],"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"trp-custom-language-flag":false},"uagb_author_info":{"display_name":"pharmacopoeiatest","author_link":"https:\/\/www.pharmacopoeiatest.com\/lt\/author\/pharmacopoeiatest\/"},"uagb_comment_info":0,"uagb_excerpt":"ASTM F1921Hot Tack Strength for Pharmaceutical Packaging ASTM F1921 in Flexible Packaging Seal Performance The ASTM F1921 standard defines a critical laboratory method used to evaluate the hot tack strength of thermoplastic materials immediately after heat sealing and before the seal cools to ambient conditions. This property is essential in high-speed form-fill-seal packaging lines, where&hellip;","_links":{"self":[{"href":"https:\/\/www.pharmacopoeiatest.com\/lt\/wp-json\/wp\/v2\/posts\/2626","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.pharmacopoeiatest.com\/lt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pharmacopoeiatest.com\/lt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pharmacopoeiatest.com\/lt\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pharmacopoeiatest.com\/lt\/wp-json\/wp\/v2\/comments?post=2626"}],"version-history":[{"count":5,"href":"https:\/\/www.pharmacopoeiatest.com\/lt\/wp-json\/wp\/v2\/posts\/2626\/revisions"}],"predecessor-version":[{"id":2639,"href":"https:\/\/www.pharmacopoeiatest.com\/lt\/wp-json\/wp\/v2\/posts\/2626\/revisions\/2639"}],"wp:attachment":[{"href":"https:\/\/www.pharmacopoeiatest.com\/lt\/wp-json\/wp\/v2\/media?parent=2626"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pharmacopoeiatest.com\/lt\/wp-json\/wp\/v2\/categories?post=2626"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pharmacopoeiatest.com\/lt\/wp-json\/wp\/v2\/tags?post=2626"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}