{"id":10317,"date":"2026-05-12T13:50:26","date_gmt":"2026-05-12T05:50:26","guid":{"rendered":"https:\/\/www.packqc.com\/?post_type=standard&#038;p=10317"},"modified":"2026-05-12T13:50:27","modified_gmt":"2026-05-12T05:50:27","slug":"astm-f1921","status":"publish","type":"standard","link":"https:\/\/www.packqc.com\/lv\/standard\/astm-f1921\/","title":{"rendered":"ASTM F1921"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Kas ir ASTM F1921 un k\u0101p\u0113c tam ir noz\u012bme<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>ASTM F1921<\/strong> defin\u0113 standartiz\u0113tas proced\u016bras, lai nov\u0113rt\u0113tu <strong>termoplastisko materi\u0101lu karst\u0101s sa\u0137eres iztur\u012bba<\/strong> t\u016bl\u012bt p\u0113c karstuma nosl\u0113g\u0161anas un pirms atdzes\u0113\u0161anas. \u0160is parametrs ir kritiski svar\u012bgs \u0101trdarb\u012bgas iepako\u0161anas vid\u0113, jo \u012bpa\u0161i <strong>veid\u0146u aizpild\u012b\u0161ana-aizpild\u012b\u0161ana-bl\u012bv\u0113\u0161ana (FFS)<\/strong> procesos, kuros bl\u012bv\u0113m j\u0101iztur slodze, kam\u0113r t\u0101s v\u0113l ir karstas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">At\u0161\u0137ir\u012bb\u0101 no parastajiem bl\u012bv\u0113juma iztur\u012bbas testiem ASTM F1921 nov\u0113rt\u0113 <strong>bl\u012bv\u0113juma integrit\u0101te re\u0101llaika ra\u017eo\u0161anas apst\u0101k\u013cos<\/strong>, kas pal\u012bdz ra\u017eot\u0101jiem izvair\u012bties no bl\u012bv\u0113juma boj\u0101jumiem, nopl\u016bdes un produktu zudumiem.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Galven\u0101 v\u0113rt\u012bba:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Imit\u0113 re\u0101lus iepako\u0161anas apst\u0101k\u013cus<\/li>\n\n\n\n<li>Nov\u0113rt\u0113 bl\u012bv\u0113juma veiktsp\u0113ju kritiskaj\u0101 dzes\u0113\u0161anas f\u0101z\u0113<\/li>\n\n\n\n<li>Atbalsta materi\u0101lu izv\u0113li un procesa optimiz\u0101ciju<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Karst\u0101s piestiprin\u0101\u0161anas tests: Tackack test\u0113\u0161ana: principi un noz\u012bme r\u016bpniec\u012bb\u0101<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>karst\u0101s l\u012bm\u0113\u0161anas tests<\/strong> m\u0113ra sp\u0113ku, kas nepiecie\u0161ams, lai atdal\u012btu divas nosl\u0113gtas termoplastisk\u0101s virsmas uzreiz p\u0113c nosl\u0113g\u0161anas. Testa laik\u0101:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Divas pl\u0113ves sloksnes tiek aizz\u012bmogotas kontrol\u0113t\u0101 <strong>temperat\u016bra, spiediens un gaid\u012b\u0161anas laiks<\/strong><\/li>\n\n\n\n<li>Bl\u012bv\u0113jums tiek atdal\u012bts ar noteiktu \u0101trumu.<\/li>\n\n\n\n<li>The <strong>maksim\u0101lais sp\u0113ks atdal\u012b\u0161anas laik\u0101<\/strong> tiek re\u0123istr\u0113ta k\u0101 karst\u0101s sa\u0137eres iztur\u012bba<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>K\u0101p\u0113c tas ir svar\u012bgi iepakojuma film\u0101s:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Nov\u0113r\u0161 bl\u012bv\u0113juma boj\u0101jumus uzpildes un transport\u0113\u0161anas laik\u0101<\/li>\n\n\n\n<li>Nodro\u0161ina nemain\u012bgu bl\u012bv\u0113juma kvalit\u0101ti \u0101trgaitas l\u012bnij\u0101s.<\/li>\n\n\n\n<li>Atbalsta bl\u012bv\u0113\u0161anas parametru optimiz\u0101ciju<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">T\u0101d\u0101s nozar\u0113s k\u0101 p\u0101rtikas, farm\u0101cijas un medic\u012bnas iepakojuma r\u016bpniec\u012bba, lai nodro\u0161in\u0101tu produktu dro\u0161\u012bbu un atbilst\u012bbu, ir \u013coti atkar\u012bga no prec\u012bzas karst\u0101s lip\u012bbas nov\u0113rt\u0113\u0161anas.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Iepakojuma pl\u0113ves karst\u0101s sa\u0137eres test\u0113\u0161anas metode<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">ASTM F1921 nosaka <strong>divas at\u0161\u0137ir\u012bgas test\u0113\u0161anas metodes<\/strong>, kas katrs piem\u0113rots da\u017e\u0101diem anal\u012btiskiem m\u0113r\u0137iem:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">A metode (fiks\u0113ta kav\u0113\u0161an\u0101s)<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>m\u0113ra karst\u0101s sa\u0137eres stipr\u012bbu pie <strong>specifiski dzes\u0113\u0161anas laiki<\/strong><\/li>\n\n\n\n<li>\u0123ener\u0113 <strong>bl\u012bv\u0113juma stipr\u012bbas atkar\u012bb\u0101 no laika dzes\u0113\u0161anas l\u012bkne<\/strong><\/li>\n\n\n\n<li>Tipisks atdal\u012b\u0161anas \u0101trums: <strong>200 mm\/min<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Vislab\u0101k piem\u0113rots:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Bl\u012bv\u0113juma stipr\u012bbas evol\u016bcijas izp\u0113te<\/li>\n\n\n\n<li>Materi\u0101lu dzes\u0113\u0161anas raksturlielumu sal\u012bdzin\u0101\u0161ana<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">B metode (main\u012bga aizkave)<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Pas\u0101kumi <strong>maksim\u0101lais sp\u0113ks p\u0113c noteiktas aiztures<\/strong><\/li>\n\n\n\n<li>Koncentr\u0113jas uz maksim\u0101lo veiktsp\u0113ju konkr\u0113t\u0101 br\u012bd\u012b<\/li>\n\n\n\n<li>Piem\u0113rots \u0101trgaitas test\u0113\u0161anas sist\u0113m\u0101m<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Vislab\u0101k piem\u0113rots:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0100tra kvalit\u0101tes kontrole<\/li>\n\n\n\n<li>Ra\u017eo\u0161anas l\u012bnijas simul\u0101cija<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">K\u0101 izm\u0113r\u012bt karst\u0101s piestiprin\u0101\u0161anas stipr\u012bbu<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Lai prec\u012bzi noteiktu karst\u0101s sa\u0137eres stipr\u012bbu saska\u0146\u0101 ar ASTM F1921, izpildiet \u0161os struktur\u0113tos so\u013cus:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. Nosakiet bl\u012bv\u0113juma parametrus<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Temperat\u016bra:<\/strong> Pak\u0101peniski so\u013ci (parasti 5-10\u00b0C)<\/li>\n\n\n\n<li><strong>Spiediens:<\/strong> 15-30 N\/cm\u00b2<\/li>\n\n\n\n<li><strong>Iztur\u0113\u0161anas laiks:<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u226425 \u03bcm pl\u0113ves: 0,5 s<\/li>\n\n\n\n<li>25-64 \u03bcm pl\u0113ves: 1,0 s<\/li>\n\n\n\n<li>64 \u03bcm pl\u0113ves: 2,5 s<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2. Paraugu sagatavo\u0161ana<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Izmantojiet viendab\u012bgas pl\u0113ves sloksnes<\/li>\n\n\n\n<li>Nodro\u0161in\u0101t pareizu izl\u012bdzin\u0101\u0161anu un bl\u012bv\u0113juma virsmas orient\u0101ciju<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3. Testa cikla izpilde<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Instruments autom\u0101tiski veic:\n<ul class=\"wp-block-list\">\n<li>Bl\u012bv\u0113jums<\/li>\n\n\n\n<li>Aizkav\u0113\u0161ana<\/li>\n\n\n\n<li>Roktura atdal\u012b\u0161ana<\/li>\n\n\n\n<li>Sp\u0113ka m\u0113r\u012b\u0161ana<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">4. Datu re\u0123istr\u0113\u0161ana un anal\u012bze<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Capture <strong>maksim\u0101lais sp\u0113ks vai no laika atkar\u012bgs sp\u0113ks<\/strong><\/li>\n\n\n\n<li>Plots <strong>karst\u0101s lip\u012bbas l\u012bkne atkar\u012bb\u0101 no temperat\u016bras<\/strong><\/li>\n\n\n\n<li>Nov\u0113rt\u0113t <strong>atteices re\u017e\u012bmi<\/strong>, tostarp:\n<ul class=\"wp-block-list\">\n<li>L\u012bmes atteice<\/li>\n\n\n\n<li>Kohez\u012bva atteice<\/li>\n\n\n\n<li>Delamin\u0101cija<\/li>\n\n\n\n<li>Materi\u0101la p\u0101rtraukums<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">5. Atk\u0101rtojiet un apstipriniet<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Veikt vismaz <strong>tr\u012bs atk\u0101rtojumi<\/strong><\/li>\n\n\n\n<li>Apr\u0113\u0137in\u0101t vid\u0113jo un standartnovirzi<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Karst\u0101s takel\u0101\u017eas testeris: Testeru testeris: iek\u0101rtas un izv\u0113les krit\u0113riji<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Uzticams <strong>karst\u0101s l\u012bm\u0113\u0161anas testeris<\/strong> ir b\u016btiska prec\u012bzai ASTM F1921 test\u0113\u0161anai. Uzlabot\u0101s sist\u0113mas nodro\u0161ina:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Prec\u012bza temperat\u016bras kontrole (PID sist\u0113ma)<\/strong><\/li>\n\n\n\n<li><strong>Programm\u0113jams gaid\u012b\u0161anas laiks un spiediens<\/strong><\/li>\n\n\n\n<li><strong>Automatiz\u0113ti test\u0113\u0161anas cikli<\/strong><\/li>\n\n\n\n<li><strong>Augstas iz\u0161\u0137irtsp\u0113jas sp\u0113ka m\u0113r\u012bjumi<\/strong><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Ieteicamais risin\u0101jums: Cell Instruments Hot Tack Tester<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.packqc.com\/lv\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u0160\u016bnu instrumenti<\/a> pied\u0101v\u0101 specializ\u0113tus risin\u0101jumus, kas izstr\u0101d\u0101ti atbilsto\u0161i ASTM F1921 standartam:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><a href=\"https:\/\/www.packqc.com\/lv\/products\/sale-astm-f1921-hot-tack-tester-plastic-film\/\" target=\"_blank\" rel=\"noreferrer noopener\">HTT-02 karst\u0101s sa\u0137eres testeris<\/a><\/strong> <strong>Priek\u0161roc\u012bbas:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Atbalsta <strong>A metode un B metode<\/strong><\/li>\n\n\n\n<li>\u0100trgaitas test\u0113\u0161ana l\u012bdz <strong>12000 mm\/min<\/strong><\/li>\n\n\n\n<li>Prec\u012bza temperat\u016bras kontrole (\u00b10,2\u00b0C)<\/li>\n\n\n\n<li>Uz PLC balst\u012bta automatiz\u0101cija atk\u0101rtojam\u012bbai<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><a href=\"https:\/\/www.packqc.com\/lv\/products\/htt-01-hot-tack-tester\/\" target=\"_blank\" rel=\"noreferrer noopener\">HTT-01 karst\u0101s sa\u0137eres testeris<\/a><\/strong> <strong>Svar\u012bg\u0101kie notikumi:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Daudzfunkcion\u0101ls: karst\u0101 l\u012bm\u0113\u0161ana, karst\u0101s plombas, nolob\u012b\u0161ana, stiepes stiep\u0161ana.<\/li>\n\n\n\n<li>Elast\u012bgs \u0101truma diapazons p\u0113tniec\u012bbas un izstr\u0101des lietojumiem<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>In\u017eeniertehnisk\u0101 perspekt\u012bva:<\/strong><br>Pareiz\u0101 testera izv\u0113le ir atkar\u012bga no t\u0101, vai j\u016bsu priorit\u0101te ir <strong>procesu simul\u0101cija (HTT-02)<\/strong> vai <strong>daudzfunkcion\u0101lu testu daudzpus\u012bba (HTT-01)<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Galvenie faktori, kas ietekm\u0113 ASTM F1921 rezult\u0101tus<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Izpratne par main\u012bgajiem lielumiem uzlabo testa uzticam\u012bbu un datu interpret\u0101ciju:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Bl\u012bv\u0113\u0161anas temperat\u016bra:<\/strong> Nosaka bl\u012bv\u0113juma uzs\u0101k\u0161anu un stipr\u012bbu<\/li>\n\n\n\n<li><strong>Atdzes\u0113\u0161anas laiks:<\/strong> Kritiski svar\u012bgi A metodes anal\u012bz\u0113<\/li>\n\n\n\n<li><strong>Materi\u0101la strukt\u016bra:<\/strong> Daudzsl\u0101\u0146u pl\u0113ves uzvedas at\u0161\u0137ir\u012bgi<\/li>\n\n\n\n<li><strong>Boj\u0101juma veids:<\/strong> Nor\u0101da uz savieno\u0161anas meh\u0101nisma probl\u0113m\u0101m<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Ieskats:<\/strong><br>Piln\u012bgs <strong>karst\u0101s l\u012bknes l\u012bkne<\/strong> sniedz vair\u0101k noder\u012bgu ieskatu nek\u0101 viena punkta m\u0113r\u012bjumi.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">FAQ<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1. K\u0101da ir at\u0161\u0137ir\u012bba starp karst\u0101s l\u012bm\u0113\u0161anas un herm\u0113tiskuma iztur\u012bbu?<\/strong><br>Karst\u0101 sa\u0137ere m\u0113ra bl\u012bv\u0113juma iztur\u012bbu uzreiz p\u0113c bl\u012bv\u0113\u0161anas, bet bl\u012bv\u0113juma iztur\u012bba - p\u0113c atdzes\u0113\u0161anas l\u012bdz apk\u0101rt\u0113j\u0101s vides temperat\u016brai.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2. K\u0101p\u0113c ASTM F1921 ir \u013coti svar\u012bgs FFS iepakojumam?<\/strong><br>T\u0101 k\u0101 bl\u012bv\u0113jumi pirms atdzi\u0161anas ir sasprindzin\u0101ti, un v\u0101ja karst\u0101 sa\u0137ere var izrais\u012bt boj\u0101jumus ra\u017eo\u0161anas laik\u0101.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3. Kuru metodi izv\u0113l\u0113ties - A vai B metodi?<\/strong><br>Izmantojiet A metodi detaliz\u0113tai anal\u012bzei un B metodi \u0101trai kvalit\u0101tes kontrolei.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>4. K\u0101da ir tipiska karst\u0101s l\u012bknes l\u012bkne?<\/strong><br>Tas par\u0101da bl\u012bv\u0113juma iztur\u012bbu atkar\u012bb\u0101 no temperat\u016bras vai laika, pal\u012bdzot noteikt optim\u0101lus bl\u012bv\u0113\u0161anas apst\u0101k\u013cus.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>5. Vai daudzsl\u0101\u0146u pl\u0113ves var test\u0113t, izmantojot <a href=\"https:\/\/store.astm.org\/f1921_f1921m-12r23.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">ASTM F1921<\/a>?<\/strong><br>J\u0101, \u0161\u012b metode ir piem\u0113rojama gan viensl\u0101\u0146u, gan daudzsl\u0101\u0146u termoplastiskaj\u0101m konstrukcij\u0101m.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>ASTM F1921 nosaka standartiz\u0113tas metodes termoplastisko materi\u0101lu karst\u0101s sa\u0137eres stipr\u012bbas m\u0113r\u012b\u0161anai uzreiz p\u0113c bl\u012bv\u0113\u0161anas. T\u0101 paredz divas pieejas - A metodi laika atkar\u012bgai anal\u012bzei un B metodi maksim\u0101l\u0101 sp\u0113ka m\u0113r\u012b\u0161anai, kas \u013cauj prec\u012bzi nov\u0113rt\u0113t bl\u012bv\u0113juma veiktsp\u0113ju kritiskaj\u0101 dzes\u0113\u0161anas f\u0101z\u0113.<\/p>","protected":false},"featured_media":10318,"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":""}}},"standard-category":[611],"class_list":["post-10317","standard","type-standard","status-publish","has-post-thumbnail","hentry","standard-category-astm"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packqc.com\/lv\/wp-json\/wp\/v2\/standard\/10317","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/lv\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.packqc.com\/lv\/wp-json\/wp\/v2\/types\/standard"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/lv\/wp-json\/wp\/v2\/media\/10318"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/lv\/wp-json\/wp\/v2\/media?parent=10317"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packqc.com\/lv\/wp-json\/wp\/v2\/standard-category?post=10317"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}