{"id":8173,"date":"2025-11-26T09:36:57","date_gmt":"2025-11-26T01:36:57","guid":{"rendered":"https:\/\/www.packqc.com\/?p=8173"},"modified":"2025-11-26T09:38:11","modified_gmt":"2025-11-26T01:38:11","slug":"dart-impact-test-guide-for-plastics-with-astm-d1709-methods","status":"publish","type":"post","link":"https:\/\/www.packqc.com\/lv\/dart-impact-test-guide-for-plastics-with-astm-d1709-methods\/","title":{"rendered":"Plastmasas pl\u0113vju un iepakojuma materi\u0101lu trieciena tests ar \u0161auteni"},"content":{"rendered":"
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Plastmasu triecientestu rokasgr\u0101mata ar ASTM D1709 metod\u0113m<\/h1>\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
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Plastmasas pl\u0113vju un iepakojuma materi\u0101lu trieciena tests ar \u0161auteni<\/h2>\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
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Plastmasas pl\u0113ves ra\u017eot\u0101ji, p\u0101rstr\u0101d\u0101t\u0101ji un kvalit\u0101tes p\u0101rbaudes laboratorijas izmanto \u0161autri\u0146u trieciena tests<\/strong> lai nov\u0113rt\u0113tu, cik labi iepakojuma materi\u0101li ir iztur\u012bgi pret kr\u012bto\u0161a l\u0101di\u0146a triecienu. T\u0101 k\u0101 elast\u012bgais iepakojums turpina att\u012bst\u012bties, izpratne par \u0161o testu ir b\u016btiska, lai nodro\u0161in\u0101tu pl\u0113ves iztur\u012bbu, nov\u0113rstu boj\u0101jumus, kas radu\u0161ies p\u0101rvad\u0101\u0161anas laik\u0101, un izpild\u012btu glob\u0101lo regulat\u012bvo pras\u012bbu pras\u012bbas.<\/p>\t\t\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

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Izpratne par \u0161autri\u0146u trieciena testu un t\u0101 noz\u012bmi<\/h2>\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
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The \u0161autri\u0146u trieciena tests<\/strong> m\u0113ra ener\u0123iju, kas nepiecie\u0161ama, lai izrais\u012btu plastmasas pl\u0113ves boj\u0101jumu, kad puslodes formas \u0161autra tr\u0101pa tai no fiks\u0113ta augstuma. \u0160\u012b nov\u0113rt\u0113\u0161anas metode pal\u012bdz prognoz\u0113t re\u0101l\u0101s darb\u012bbas r\u0101d\u012bt\u0101jus, tostarp kritiena boj\u0101jumus transport\u0113\u0161anas laik\u0101, iepakojuma integrit\u0101ti p\u0101rkrau\u0161anas laik\u0101 un pl\u0101n\u0101s pl\u0113ves materi\u0101lu visp\u0101r\u0113jo iztur\u012bbu.<\/p>\t\t\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

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ASTM D1709 un ISO 7765 defin\u0113 standarta proced\u016bras, nor\u0101dot \u0161autri\u0146u izm\u0113rus, kri\u0161anas augstumus, kondicion\u0113\u0161anas pras\u012bbas un apr\u0113\u0137ina metodes, lai noteiktu 50% boj\u0101juma ener\u0123iju (paz\u012bstama ar\u012b k\u0101 trieciena k\u013c\u016bmes svars<\/strong>). T\u0101 k\u0101 \u0161is tests atspogu\u013co pl\u0113ves sast\u0101va, ekstr\u016bzijas kvalit\u0101tes un biezuma viendab\u012bguma kop\u0113jo ieguld\u012bjumu, to pla\u0161i izmanto pl\u0113ves ra\u017eo\u0161an\u0101, p\u0101rtikas produktu iepako\u0161an\u0101, farmaceitisko blisteru materi\u0101lu ra\u017eo\u0161an\u0101 un daudzos elast\u012bga iepakojuma veidos.<\/p>

Ra\u017eot\u0101ji bie\u017ei izmanto \u0161o testu, lai izstr\u0101d\u0101tu specifik\u0101cijas, kvalific\u0113tu jaunus materi\u0101lus un veiktu regul\u0101ru kvalit\u0101tes kontroli. Ja to apvieno ar t\u0101du augstas precizit\u0101tes instrumentu k\u0101, piem. Cell Instruments kr\u012bto\u0161o \u0161autri\u0146u trieciena testeris<\/em>, tas k\u013c\u016bst par neaizst\u0101jamu r\u012bku, lai l\u012bdz minimumam samazin\u0101tu materi\u0101lu boj\u0101jumu risku un nodro\u0161in\u0101tu konsekventu meh\u0101nisko veiktsp\u0113ju.<\/p>\t\t\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

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K\u0101 darbojas \u0161autri\u0146u trieciena tests<\/h2>\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
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\u0160autri\u0146as trieciena test\u0101 izmanto br\u012bvi kr\u012bto\u0161u puslodes formas \u0161autri\u0146u, kas vertik\u0101li nokr\u012bt uz iesp\u012bl\u0113ta pl\u0113ves parauga. Pl\u0113ve vai nu saboj\u0101jas, vai iztur triecienu. Regul\u0113jot \u0161autri\u0146as svara pieaugumus un skaitot neveiksmes, operatori nosaka svaru, kas rada triecienu. 50% k\u013c\u016bmju bie\u017eums<\/strong>, kas raksturo materi\u0101la triecieniztur\u012bbu.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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A testa metode un B testa metode<\/h2>\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
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ASTM D1709 ietver divas test\u0113\u0161anas metodes:<\/p>

  • A metode izmanto 38,10 mm<\/strong> \u0161autri\u0146u galva, kas izkrita no 0.66 m<\/strong>, kas ir ide\u0101li piem\u0113rots film\u0101m, kur\u0101m nepiecie\u0161ams svars no 50 g l\u012bdz 6 kg<\/strong>.<\/li>
  • B metode izmanto 50,80 mm<\/strong> \u0161autri\u0146u galva, kas izkrita no 1.52 m<\/strong>, piem\u0113rots film\u0101m, kur\u0101m nepiecie\u0161ama 0,3 kg l\u012bdz 6 kg<\/strong>.<\/li><\/ul>

    Ar \u0161\u012bm div\u0101m metod\u0113m tiek ieg\u016bti rezult\u0101ti, kas nevar tie\u0161i sal\u012bdzin\u0101t<\/strong> jo \u0161autri\u0146u izm\u0113rs, kritiena augstums un trieciena ener\u0123ija at\u0161\u0137iras.<\/p>\t\t\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

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    K\u0101p\u0146u metode<\/h2>\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
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    K\u0101p\u0146u metode p\u0113c katra testa kori\u0123\u0113 \u0161autri\u0146u svaru, pamatojoties uz iepriek\u0161\u0113j\u0101 parauga rezult\u0101tiem. \u0160o metodi pla\u0161i izmanto, jo t\u0101 nodro\u0161ina ticamu statistisko noz\u012bm\u012bgumu ar maz\u0101ku paraugu skaitu.<\/p>

    Alternat\u012bva grup\u0113\u0161anas metode<\/h3>

    \u0160aj\u0101 gad\u012bjum\u0101 tiek test\u0113tas desmit paraugu grupas ar vienu svaru, un svars tiek main\u012bts starp grup\u0101m. \u0160\u012b metode ir noder\u012bga, ja detaliz\u0113tai anal\u012bzei nepiecie\u0161ams pla\u0161s boj\u0101jumu sadal\u012bjums.<\/p>

    Kritiena trieciena testera noz\u012bme prec\u012bz\u0101 pl\u0113ves nov\u0113rt\u0113\u0161an\u0101<\/h2>

    Uzticams kritiena trieciena testeris<\/strong> ir b\u016btiski, lai veiktu \u0161autri\u0146u trieciena testu saska\u0146\u0101 ar ASTM D1709 un ISO 7765. Kritiena augstuma precizit\u0101te, \u0161autri\u0146as \u0123eometrija, saspie\u0161anas spiediens un parauga izl\u012bdzin\u0101\u0161ana tie\u0161i ietekm\u0113 testa precizit\u0101ti.<\/p>\t\t\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

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    K\u0101d\u0113\u013c ir svar\u012bgs augstas veiktsp\u0113jas trieciena trieciena testeris<\/h3>
    • Nodro\u0161ina atk\u0101rtojams<\/strong> ietekmes vieta<\/li>
    • Nov\u0113r\u0161 sl\u012bd\u0113\u0161anu, nodro\u0161inot stabilu fiks\u0101ciju<\/li>
    • Uztur prec\u012bzas kritiena augstuma pielaides<\/li>
    • \u013bauj prec\u012bzi palielin\u0101t \u0161autri\u0146u svaru<\/li>
    • Samazina operatora main\u012bgumu<\/li><\/ul>\t\t\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
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      Laboratorij\u0101m vai ra\u017eot\u0101jiem, kas v\u0113las nodro\u0161in\u0101t uzticamu kvalit\u0101tes kontroli, ir svar\u012bgi izmantot profesion\u0101las klases triecientestu. . Cell Instruments kr\u012bto\u0161o \u0161autri\u0146u trieciena testeris<\/strong> nodro\u0161ina automatiz\u0113tu augstuma kontroli, prec\u012bzu iesp\u012bl\u0113\u0161anu un uzticamu \u0161autri\u0146u atbr\u012bvo\u0161anas sist\u0113mu, kas \u013cauj lietot\u0101jiem sasniegt stabilus un atk\u0101rtojamus rezult\u0101tus, vienlaikus piln\u012bb\u0101 iev\u0113rojot ASTM un ISO pras\u012bbas. Tas ir \u012bpa\u0161i v\u0113rt\u012bgs ra\u017eo\u0161anas uz\u0146\u0113mumiem, kuriem nepiecie\u0161ama konsekventa zi\u0146o\u0161ana un izsekojami test\u0113\u0161anas dati.<\/p>\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\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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      Faktori, kas ietekm\u0113 \u0161autri\u0146u triecientesta rezult\u0101tus<\/h2>

      Vair\u0101ki materi\u0101la un test\u0113\u0161anas main\u012bgie lielumi ietekm\u0113 \u0161autri\u0146u trieciena veiktsp\u0113ju:<\/p>

      • Pl\u0113ves biezums:<\/strong> Triecieniztur\u012bba palielin\u0101s, bet t\u0101 nav line\u0101ra.<\/li>
      • Ekstr\u016bzijas viendab\u012bgums:<\/strong> Rezult\u0101tus iev\u0113rojami ietekm\u0113 m\u0113r\u012bjumu vari\u0101cijas, \u0161tances l\u012bnijas un pies\u0101r\u0146ot\u0101ji.<\/li>
      • Materi\u0101la tips:<\/strong> Polietil\u0113na, neilona, EVOH kompoz\u012btu, BOPP un daudzsl\u0101\u0146u pl\u0113ves uzvedas at\u0161\u0137ir\u012bgi.<\/li>

      • Kondicion\u0113\u0161ana:<\/strong> Filmas j\u0101kondicion\u0113 23\u00b0C<\/strong> un 50% RH<\/strong> pirms test\u0113\u0161anas.<\/p><\/li><\/ul>

        Lai ieg\u016btu prec\u012bzus datus, ir j\u0101iev\u0113ro kondicion\u0113\u0161anas proced\u016bras, pien\u0101c\u012bgi j\u0101p\u0101rbauda \u0161autri\u0146as un periodiski j\u0101p\u0101rbauda iesp\u012bl\u0113\u0161ana, lai izvair\u012btos no parauga izsl\u012bd\u0113\u0161anas.<\/p>\t\t\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

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        \u0160autri\u0146u triecientesta pielietojums iepakojuma un materi\u0101lu r\u016bpniec\u012bb\u0101<\/h2>

        \u0160autri\u0146u trieciena tests ir b\u016btisks, lai:<\/p>

        • P\u0101rtikas iepakojuma pl\u0113ves, piem\u0113ram, PE, LLDPE un daudzsl\u0101\u0146u maisi\u0146i.<\/li>
        • Farmaceitisk\u0101s iepakojuma pl\u0113ves un medic\u012bnisko ier\u012b\u010du maisi\u0146i<\/li>
        • Lauksaimniec\u012bbas pl\u0113ves, oder\u0113jumi un r\u016bpnieciskie ru\u013c\u013ci<\/li>
        • Elast\u012bgi lamin\u0101ti, kam nepiecie\u0161ama prec\u012bza iztur\u012bbas nov\u0113rt\u0113\u0161ana<\/li>
        • P\u0113tniec\u012bbas un izstr\u0101des test\u0113\u0161ana jauniem pl\u0113ves sast\u0101viem<\/li>
        • Ien\u0101ko\u0161o materi\u0101lu p\u0101rbaude p\u0101rstr\u0101d\u0101t\u0101jiem un p\u0101rstr\u0101d\u0101t\u0101jiem<\/li><\/ul>

          Izprotot triecieniztur\u012bbu, ra\u017eot\u0101ji var izstr\u0101d\u0101t pl\u0113ves ar uzlabotu triecieniztur\u012bbu, samazin\u0101t materi\u0101lu pat\u0113ri\u0146u un optimiz\u0113t meh\u0101nisko l\u012bdzsvaru.<\/p>

          Cell Instruments kr\u012bto\u0161o \u0161autri\u0146u triecientestera lieto\u0161anas priek\u0161roc\u012bbas<\/h2>

          The Cell Instruments kr\u012bto\u0161o \u0161autri\u0146u trieciena testeris<\/strong> atbalsta:<\/p>

          • Automatiz\u0113ta piliena augstuma pozicion\u0113\u0161ana<\/li>
          • Augstas stipr\u012bbas paraugu stiprin\u0101jums, lai nov\u0113rstu izsl\u012bd\u0113\u0161anu<\/li>
          • Prec\u012bzi apstr\u0101d\u0101tas \u0161autri\u0146u galvi\u0146as ar kontrol\u0113t\u0101m pielaid\u0113m<\/li>
          • Ieb\u016bv\u0113ti dro\u0161\u012bbas meh\u0101nismi operatora aizsardz\u012bbai<\/li>

          • ASTM D1709 un ISO 7765 pras\u012bb\u0101m atbilsto\u0161a statistisk\u0101 atskaite.<\/p><\/li><\/ul>

            T\u0101s iztur\u012bg\u0101 konstrukcija un modern\u0101 vad\u012bba padara to ide\u0101li piem\u0113rotu laboratorij\u0101m, kas mekl\u0113 precizit\u0101ti un atk\u0101rtojam\u012bbu.<\/p>\t\t\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":"

            Dart Impact Test Guide for Plastics with ASTM D1709 Methods Dart Impact Test for Plastic Films and Packaging Materials Plastic film manufacturers, converters, and quality inspection laboratories use the dart impact test to evaluate how well packaging materials resist impact from a falling projectile. As flexible packaging continues to evolve, understanding this test is essential […]<\/p>","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","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":"","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":[1],"tags":[],"class_list":["post-8173","post","type-post","status-publish","format-standard","hentry","category-blog"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packqc.com\/lv\/wp-json\/wp\/v2\/posts\/8173","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/lv\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.packqc.com\/lv\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/lv\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/lv\/wp-json\/wp\/v2\/comments?post=8173"}],"version-history":[{"count":0,"href":"https:\/\/www.packqc.com\/lv\/wp-json\/wp\/v2\/posts\/8173\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/lv\/wp-json\/wp\/v2\/media?parent=8173"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.packqc.com\/lv\/wp-json\/wp\/v2\/categories?post=8173"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.packqc.com\/lv\/wp-json\/wp\/v2\/tags?post=8173"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}