{"id":4445,"date":"2024-08-01T10:30:19","date_gmt":"2024-08-01T02:30:19","guid":{"rendered":"https:\/\/www.qualitester.com\/?p=4445"},"modified":"2024-08-01T16:27:36","modified_gmt":"2024-08-01T08:27:36","slug":"dart-impact-testing-of-polyethylene-film","status":"publish","type":"post","link":"https:\/\/www.qualitester.com\/lt\/dart-impact-testing-of-polyethylene-film\/","title":{"rendered":"Polietileno pl\u0117vel\u0117s atsparumo sm\u016bgiams bandym\u0173 pagal \u201eDart\u201c metod\u0105 supratimas: i\u0161samus vadovas"},"content":{"rendered":"<p><a href=\"https:\/\/www.qualitester.com\/lt\/produktas-2\/fdt-01-falling-dart-impact-tester\/\"><img fetchpriority=\"high\" decoding=\"async\" class=\"size-full wp-image-4446 aligncenter\" src=\"https:\/\/www.qualitester.com\/wp-content\/uploads\/2024\/08\/dart-impact-testing-of-polyethylene-film-ASTM-D1709.jpg\" alt=\"Polietileno pl\u0117vel\u0117s atsparumo sm\u016bgiams bandymas pagal ASTM D1709 standart\u0105\" width=\"600\" height=\"600\" srcset=\"https:\/\/www.qualitester.com\/wp-content\/uploads\/2024\/08\/dart-impact-testing-of-polyethylene-film-ASTM-D1709.jpg 600w, https:\/\/www.qualitester.com\/wp-content\/uploads\/2024\/08\/dart-impact-testing-of-polyethylene-film-ASTM-D1709-300x300.jpg 300w, https:\/\/www.qualitester.com\/wp-content\/uploads\/2024\/08\/dart-impact-testing-of-polyethylene-film-ASTM-D1709-150x150.jpg 150w, https:\/\/www.qualitester.com\/wp-content\/uploads\/2024\/08\/dart-impact-testing-of-polyethylene-film-ASTM-D1709-100x100.jpg 100w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/a><\/p>\n<h2>Polietileno pl\u0117vel\u0117s atsparumo sm\u016bgiams bandymas naudojant \u201eDart\u201c metod\u0105<\/h2>\n<p>Polietileno pl\u0117vel\u0117s atsparumo sm\u016bgiams bandymas su str\u0117le yra itin svarbus metodas, leid\u017eiantis \u012fvertinti med\u017eiagos patvarum\u0105 ir atsparum\u0105 apkrovoms. \u0160is bandymo metodas yra b\u016btinas siekiant u\u017etikrinti \u012fvairiose pramon\u0117s \u0161akose, \u012fskaitant pakavimo, medicinos ir maisto sektorius, naudojam\u0173 polietileno pl\u0117veli\u0173 kokyb\u0119 ir eksploatacines savybes.<\/p>\n<h2>Kas yra \u201eDart\u201c sm\u016bgio bandymas?<\/h2>\n<p>Atliekant sm\u016bgin\u012f bandym\u0105 su str\u0117le matuojamas plastikini\u0173 pl\u0117veli\u0173 atsparumas sm\u016bgiams, i\u0161 nustatyto auk\u0161\u010dio ant pl\u0117vel\u0117s bandinio numetant svor\u012f turin\u010di\u0105 str\u0117l\u0119. \u0160io bandymo metu nustatomas svoris, kuriam esant 50% bandini\u0173 sugenda \u2013 tai vadinama sm\u016bginio sugadinimo svoriu. \u0160is metodas suteikia verting\u0173 duomen\u0173 apie polietileno pl\u0117veli\u0173 tvirtum\u0105 ir ilgaam\u017ei\u0161kum\u0105.<\/p>\n<h2>\u201eDart\u201c sm\u016bgio bandym\u0173 svarba<\/h2>\n<p>\u201eDart\u201c sm\u016bgio bandymai yra labai svarb\u016bs d\u0117l keli\u0173 prie\u017eas\u010di\u0173:<\/p>\n<ul>\n<li><strong>Kokyb\u0117s u\u017etikrinimas<\/strong>: U\u017etikrina, kad polietileno pl\u0117vel\u0117s atlaikyt\u0173 mechaninius \u012ftempius tvarkymo ir transportavimo metu.<\/li>\n<li><strong>Produkto sauga<\/strong>: Apsaugo produkt\u0105 nuo sugadinimo ir u\u017etikrina vartotoj\u0173 saug\u0105.<\/li>\n<li><strong>Atitiktis teis\u0117s aktams<\/strong>: Padeda gamintojams laikytis pramon\u0117s standart\u0173 ir teis\u0117s akt\u0173 reikalavim\u0173.<\/li>\n<\/ul>\n<div class=\"ast-oembed-container\" style=\"height: 100%;\"><iframe title=\"A ir B metodai ASTM D1709 ISO 7765-1 ASTM D1709 ISO 7765-1\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/a3_9M0x3w7U?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<h2>Bandym\u0173 standartai: ISO 7765-1 ir ASTM D1709<\/h2>\n<h3>Standartas ISO 7765-1<\/h3>\n<p><a href=\"https:\/\/www.qualitester.com\/lt\/produkto-kategorija-2\/iso\/iso-7765-1\/\">ISO 7765-1<\/a> nustato tarptautin\u012f standart\u0105, skirt\u0105 plastiko pl\u0117veli\u0173 atsparumui sm\u016bgiams matuoti. Jame apra\u0161oma bandymo \u012franga, bandinio paruo\u0161imas, bandymo eiga ir rezultat\u0173 interpretavimas, siekiant u\u017etikrinti nuoseklum\u0105 ir patikimum\u0105.<\/p>\n<ul>\n<li><strong>Prietaisas<\/strong>: Str\u0117l\u0117, bandymo r\u0117mas ir i\u0161metimo mechanizmas.<\/li>\n<li><strong>M\u0117ginio paruo\u0161imas<\/strong>: Pagal nurodytus matmenis supjaustyti ir paruo\u0161ti bandiniai.<\/li>\n<li><strong>Testavimo proced\u016bra<\/strong>: Dartas metamas i\u0161 nustatyt\u0173 auk\u0161\u010di\u0173; procesas kartojamas su skirtingais svoriais.<\/li>\n<li><strong>Rezultat\u0173 skai\u010diavimas<\/strong>: Sm\u016bgio gedimo svoris, nustatytas remiantis steb\u0117tais gedimais.<\/li>\n<\/ul>\n<h3>ASTM D1709 standartas<\/h3>\n<p><a href=\"https:\/\/www.qualitester.com\/lt\/produkto-kategorija-2\/astm\/astm-d1709\/\">ASTM D1709<\/a> nustato standartin\u012f bandymo metod\u0105, skirt\u0105 plastiko pl\u0117veli\u0173 atsparumui sm\u016bgiui, kur\u012f sukelia laisvai krintantis str\u0117l\u0117, nustatyti. \u0160is metodas pla\u010diai taikomas pakavimo ir kitose srityse.<\/p>\n<ul>\n<li><strong>Prietaisas<\/strong>: Pana\u0161us \u012f ISO 7765-1.<\/li>\n<li><strong>M\u0117ginio paruo\u0161imas<\/strong>: Pl\u0117vel\u0117s supjaustytos pagal nurodytus matmenis ir paruo\u0161tos naudojimui.<\/li>\n<li><strong>Testavimo proced\u016bra<\/strong>: \u0160audykl\u0117s buvo metamos i\u0161 i\u0161 anksto nustatyt\u0173 auk\u0161\u010di\u0173; svoriai buvo kei\u010diami, kol \u012fvyko 50% gedimas.<\/li>\n<li><strong>Rezultat\u0173 skai\u010diavimas<\/strong>: I\u0161 gedim\u0173 apskai\u010diuotas sm\u016bginio gedimo svoris.<\/li>\n<\/ul>\n<h2>ISO 7765-1 ir ASTM D1709 standart\u0173 palyginimas<\/h2>\n<p>Abu standartai skirti plastiko pl\u0117veli\u0173 atsparumui sm\u016bgiams \u012fvertinti, ta\u010diau gali skirtis bandym\u0173 s\u0105lygomis ir rezultat\u0173 interpretavimu. \u0160i\u0173 niuans\u0173 supratimas padeda gamintojams pasirinkti tinkam\u0105 standart\u0105, atsi\u017evelgiant \u012f geografinius ir pramon\u0117s \u0161akos reikalavimus.<\/p>\n<h2>\u201eDart\u201c sm\u016bgio bandym\u0173 vaidmuo \u012fvairiose pramon\u0117s \u0161akose<\/h2>\n<ul>\n<li><strong>Pakuot\u0117<\/strong>: U\u017etikrina pakavimo pl\u0117veli\u0173 patvarum\u0105 ir apsaugo produktus nuo sugadinimo.<\/li>\n<li><strong>Maisto pramon\u0117<\/strong>: Tikrina pakuot\u0117s vientisum\u0105, siekiant u\u017etikrinti maisto saug\u0105.<\/li>\n<li><strong>Medicina ir farmacija<\/strong>: Tikrina medicinos prietais\u0173 ir vaist\u0173 pakavimo med\u017eiag\u0173 patvarum\u0105.<\/li>\n<\/ul>\n<h2>\u2019Cell Instruments\u201c gaminys \u201eDart\u201c <a href=\"https:\/\/www.qualitester.com\/lt\/produkto-kategorija-2\/test-items\/impact-tester\/\">Sm\u016bgio testeris<\/a><\/h2>\n<p>\u201eCell Instruments\u201c si\u016blo pa\u017eang\u0173 \u201eDart\u201c sm\u016bgio atsparumo bandymo \u012frengin\u012f, skirt\u0105 tiksliai matuoti plastikini\u0173 pl\u0117veli\u0173 atsparum\u0105 sm\u016bgiams. Pagrindin\u0117s savyb\u0117s:<\/p>\n<ul>\n<li><strong>PLC valdymas ir jutiklinio ekrano valdymas<\/strong>: U\u017etikrinamas stabilumas ir paprastas naudojimas.<\/li>\n<li><strong>Du bandymo metodai (A ir B)<\/strong>: Lankstumas atliekant bandymus.<\/li>\n<li><strong>Steb\u0117jimo \u0161viesa<\/strong>: Padeda patikrinti m\u0117ginio b\u016bkl\u0119 fiksavimo metu.<\/li>\n<li><strong>Profesionali programin\u0117 \u012franga<\/strong>: Siekiant patobulinti duomen\u0173 analiz\u0119 ir rezultat\u0173 pateikim\u0105.<\/li>\n<\/ul>\n<h2>Individualizavimo paslaug\u0173 privalumai<\/h2>\n<p>\u201eCell Instruments\u201c si\u016blo \u012fvairias pritaikymo galimybes, kad b\u016bt\u0173 patenkinti konkret\u016bs bandym\u0173 reikalavimai, taip didinant rezultat\u0173 efektyvum\u0105, tikslum\u0105 ir aktualum\u0105. \u0160is po\u017ei\u016bris u\u017etikrina geresn\u0119 produkt\u0173 pl\u0117tr\u0105, kokyb\u0117s kontrol\u0119 ir atitikt\u012f pramon\u0117s standartams.<\/p>\n<h2>I\u0161vada<\/h2>\n<p>Polietilenin\u0117s pl\u0117vel\u0117s sm\u016bgio bandymas \u2019Dart\u201c metodu yra itin svarbus u\u017etikrinant produkto kokyb\u0119 ir saug\u0105. Laikydamiesi toki\u0173 standart\u0173 kaip ISO 7765-1 ir ASTM D1709, gamintojai gali gaminti patvarias ir patikimas plastikines pl\u0117veles. \u201eCell Instruments\u201c gaminamas \u201eDart\u201c sm\u016bgio bandymo aparatas pasi\u017eymi tikslumu ir patikimumu, tod\u0117l yra nepakei\u010diamas kokyb\u0117s kontrol\u0117s \u012frankis.<\/p>\n<h2>DUK<\/h2>\n<p><strong>1. Kas yra dart\u0173 sm\u016bgio bandymas?<\/strong><\/p>\n<p>Atliekant sm\u016bginio bandymo su str\u0117le bandym\u0105, matuojamas plastikini\u0173 pl\u0117veli\u0173 atsparumas sm\u016bgiams \u2013 tam, kad b\u016bt\u0173 nustatytas sm\u016bginis l\u016b\u017eio svoris, i\u0161 nurodyto auk\u0161\u010dio ant pl\u0117vel\u0117s bandinio nuleid\u017eiama svorio turinti str\u0117l\u0117.<\/p>\n<p><strong>2. Kod\u0117l svarbu atlikti sm\u016bgio su str\u0117le bandymus?<\/strong><\/p>\n<p>Tai u\u017etikrina, kad polietileno pl\u0117vel\u0117s atlaikyt\u0173 mechaninius kr\u016bvius tvarkymo ir transportavimo metu, taip u\u017ekertant keli\u0105 produkto pa\u017eeidimams ir u\u017etikrinant saugum\u0105.<\/p>\n<p><strong>3. Kokie standartai reglamentuoja dart\u0173 sm\u016bgio bandymus?<\/strong><\/p>\n<p>ISO 7765-1 ir ASTM D1709 yra pagrindiniai standartai, reglamentuojantys plastiko pl\u0117veli\u0173 atsparumo sm\u016bgiams su str\u0117lyt\u0117mis bandymus.<\/p>\n<p><strong>4. Kaip veikia \u2019Cell Instruments\u201c gaminamas \u201eDart\u201c sm\u016bgio bandymo aparatas?<\/strong><\/p>\n<p>\u0160i \u012franga valdomi naudojant PLC ir jutiklin\u012f ekran\u0105, be to, joje \u012fdiegtos tokios funkcijos kaip ap\u0161vietimas ir profesionali programin\u0117 \u012franga, u\u017etikrinan\u010dios tikslius ir patikimus bandymus.<\/p>\n<p><strong>5. Ar galima pritaikyti \u201eDart\u201c sm\u016bgio bandymo \u012frengin\u012f?<\/strong><\/p>\n<p>Taip, \u201eCell Instruments\u201c si\u016blo individualizavimo galimybes, kad b\u016bt\u0173 patenkinti konkret\u016bs bandym\u0173 reikalavimai, taip padidinant efektyvum\u0105 ir tikslum\u0105.<\/p>\n<h2>Susij\u0119 produktai<\/h2>\n<p><a href=\"https:\/\/www.qualitester.com\/lt\/produktas-2\/fdt-01-polyolefin-shrink-film-dart-drop-impact-testing-machine\/\">Pl\u0117vel\u0117s str\u0117l\u0117s kritimo sm\u016bgio bandymo ma\u0161ina<\/a><\/p>\n<p><a href=\"https:\/\/www.qualitester.com\/lt\/produktas-2\/fdt-01-falling-dart-impact-tester\/\">Krintan\u010di\u0173 str\u0117li\u0173 sm\u016bgio testeris<\/a><\/p>\n<h2>Susij\u0119s straipsnis<\/h2>\n<p><a href=\"https:\/\/www.qualitester.com\/lt\/impact-resistance-falling-dart-impact-test\/\">Krintan\u010dios str\u0117l\u0117s sm\u016bgis<\/a><\/p>\n<p><a href=\"https:\/\/www.qualitester.com\/lt\/drop-weight-impact-testing-in-material-qa\/\">Sm\u016bgio su kritimo svoriu bandymas<\/a><\/p>\n<h2>Nuoroda<\/h2>\n<p><a href=\"https:\/\/www.iso.org\/standard\/14629.html\" rel=\"nofollow noopener\" target=\"_blank\">ISO 7765-1<\/a><\/p>\n<p><a href=\"https:\/\/www.astm.org\/d1709-22.html\" rel=\"nofollow noopener\" target=\"_blank\">ASTM D1709<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Polietileno pl\u0117vel\u0117s atsparumo sm\u016bgiams \u201eDart\u201c bandymas Polietileno pl\u0117vel\u0117s atsparumo sm\u016bgiams \u201eDart\u201c bandymas yra itin svarbus metodas, leid\u017eiantis \u012fvertinti med\u017eiagos patvarum\u0105 ir atsparum\u0105 apkrovoms. \u0160is bandymo metodas yra b\u016btinas siekiant u\u017etikrinti \u012fvairiose pramon\u0117s \u0161akose, \u012fskaitant pakavimo, medicinos ir maisto sektorius, naudojam\u0173 polietileno pl\u0117veli\u0173 kokyb\u0119 ir eksploatacines savybes. Kas yra atsparumo sm\u016bgiams \u201eDart\u201c bandymas? \u201eDart\u201c \u2026<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/www.qualitester.com\/lt\/dart-impact-testing-of-polyethylene-film\/\"> <span class=\"screen-reader-text\">Polietileno pl\u0117vel\u0117s atsparumo sm\u016bgiams bandym\u0173 pagal \u201eDart\u201c metod\u0105 supratimas: i\u0161samus vadovas<\/span> Skaityti daugiau \"<\/a><\/p>","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","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":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"categories":[700,1],"tags":[],"class_list":["post-4445","post","type-post","status-publish","format-standard","hentry","category-reading-articles","category-test-method"],"_links":{"self":[{"href":"https:\/\/www.qualitester.com\/lt\/wp-json\/wp\/v2\/posts\/4445","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.qualitester.com\/lt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.qualitester.com\/lt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.qualitester.com\/lt\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.qualitester.com\/lt\/wp-json\/wp\/v2\/comments?post=4445"}],"version-history":[{"count":0,"href":"https:\/\/www.qualitester.com\/lt\/wp-json\/wp\/v2\/posts\/4445\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.qualitester.com\/lt\/wp-json\/wp\/v2\/media?parent=4445"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.qualitester.com\/lt\/wp-json\/wp\/v2\/categories?post=4445"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.qualitester.com\/lt\/wp-json\/wp\/v2\/tags?post=4445"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}