{"id":9828,"date":"2026-02-24T15:11:44","date_gmt":"2026-02-24T07:11:44","guid":{"rendered":"https:\/\/www.packqc.com\/standard\/astm-d1894-2\/"},"modified":"2026-03-12T09:13:33","modified_gmt":"2026-03-12T01:13:33","slug":"astm-d1894","status":"publish","type":"standard","link":"https:\/\/www.packqc.com\/ro\/standard\/astm-d1894\/","title":{"rendered":"ASTM D1894"},"content":{"rendered":"<h2 class=\"wp-block-heading\">\u00cen\u021belegerea ASTM D1894 \u0219i a importan\u021bei sale<\/h2>\n\n\n\n<p>\u00cen\u021belegerea <a href=\"https:\/\/www.packqc.com\/ro\/standard\/astm-d1894\/\"><strong data-start=\"964\" data-end=\"978\">ASTM D1894<\/strong><\/a> este esen\u021bial\u0103 pentru industrii precum <strong data-start=\"1015\" data-end=\"1102\">ambalaje, produse alimentare, medicale, farmaceutice, textile \u0219i agen\u021bii de control al calit\u0103\u021bii<\/strong>, toate acestea baz\u00e2ndu-se pe un comportament constant al materialului pentru asigurarea calit\u0103\u021bii.<\/p>\n\n\n\n<p><strong data-start=\"1241\" data-end=\"1263\">Testare ASTM D1894<\/strong> prezint\u0103 o procedur\u0103 clar\u0103 de determinare a caracteristicilor de frecare \u00eentre dou\u0103 suprafe\u021be \u00een condi\u021bii controlate. Acest test este vital pentru:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"1412\" data-end=\"1457\">Evaluarea performan\u021bei materialelor de ambalare<\/strong><\/li>\n\n\n\n<li><strong data-start=\"1462\" data-end=\"1508\">Asigurarea bunei func\u021bion\u0103ri a liniei de produc\u021bie<\/strong><\/li>\n\n\n\n<li><strong data-start=\"1513\" data-end=\"1558\">Prevenirea deterior\u0103rii produsului \u00een timpul transportului<\/strong><\/li>\n\n\n\n<li><strong data-start=\"1563\" data-end=\"1621\">\u00cendeplinirea cerin\u021belor clien\u021bilor privind consisten\u021ba materialelor<\/strong><\/li>\n<\/ul>\n\n\n\n<p>\u00cen conformitate cu standardul, un <strong data-start=\"1652\" data-end=\"1664\">Testul COF<\/strong> presupune tragerea unei s\u0103nii acoperite cu materialul de \u00eencercare sau fabricate din acesta, pe o suprafa\u021b\u0103 plan\u0103, la o vitez\u0103 \u0219i o presiune specificate. Rezisten\u021ba \u00eent\u00e2mpinat\u0103 ajut\u0103 la determinarea <strong data-start=\"1836\" data-end=\"1900\">coeficien\u021bii de frecare static\u0103 (ini\u021bial\u0103) \u0219i cinetic\u0103 (alunecare)<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Parametrii \u0219i condi\u021biile coeficientului de frecare ASTM<\/h2>\n\n\n\n<p>The <strong data-start=\"2818\" data-end=\"2850\">Coeficientul de frecare ASTM<\/strong> specificat \u00een D1894 este efectuat \u00een urm\u0103toarele condi\u021bii:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"2923\" data-end=\"2938\">Viteza de testare:<\/strong> 150 \u00b1 30 mm\/min<\/li>\n\n\n\n<li><strong data-start=\"2959\" data-end=\"2975\">Greutate sanie:<\/strong> 200 \u00b1 5 g<\/li>\n\n\n\n<li><strong data-start=\"2990\" data-end=\"3019\">Temperatura \u0219i umiditatea:<\/strong> Condi\u021bii de mediu standardizate pentru a asigura consecven\u021ba<\/li>\n\n\n\n<li><strong data-start=\"3084\" data-end=\"3108\">Dimensiunile specimenului:<\/strong> De obicei 63,5 mm x 127 mm, cu suprafe\u021be plane, uniforme<\/li>\n<\/ul>\n\n\n\n<p>ambele <strong data-start=\"3169\" data-end=\"3183\">COF static<\/strong> (m\u0103surat\u0103 ca for\u021b\u0103 de pornire a mi\u0219c\u0103rii) \u0219i <strong data-start=\"3228\" data-end=\"3243\">COF cinetic<\/strong> (m\u0103surat\u0103 ca for\u021ba de men\u021binere a mi\u0219c\u0103rii) sunt calculate. For\u021ba de frecare este m\u0103surat\u0103 \u00een newtoni \u0219i \u00eemp\u0103r\u021bit\u0103 la greutatea saniei pentru a determina valorile coeficien\u021bilor.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Metoda de testare COF pas cu pas conform ASTM D1894<\/h2>\n\n\n\n<p>The <strong data-start=\"3484\" data-end=\"3503\">Metoda de testare COF<\/strong> include urm\u0103torii pa\u0219i:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong data-start=\"3538\" data-end=\"3565\">Condi\u021bionarea specimenelor<\/strong> \u00eentr-o atmosfer\u0103 standardizat\u0103 timp de cel pu\u021bin 40 de ore.<\/li>\n\n\n\n<li><strong data-start=\"3623\" data-end=\"3641\">A\u0219eza\u021bi sania<\/strong> (cu fa\u021ba \u00een jos fa\u021b\u0103 de suprafa\u021ba de testare) pe materialul de baz\u0103.<\/li>\n\n\n\n<li><strong data-start=\"3705\" data-end=\"3725\">Conecta\u021bi sania<\/strong> la senzorul de for\u021b\u0103 prin intermediul unui \u0219nur sau al unui c\u00e2rlig.<\/li>\n\n\n\n<li><strong data-start=\"3773\" data-end=\"3792\">Ini\u021bierea mo\u021biunii<\/strong> la o vitez\u0103 constant\u0103 \u0219i \u00eenregistra\u021bi valorile for\u021bei.<\/li>\n\n\n\n<li><strong data-start=\"3843\" data-end=\"3871\">Determinarea COF static<\/strong> de la for\u021ba maxim\u0103 \u00eenainte de \u00eenceperea mi\u0219c\u0103rii.<\/li>\n\n\n\n<li><strong data-start=\"3919\" data-end=\"3948\">Determina\u021bi COF cinetic<\/strong> din for\u021ba medie \u00een timpul mi\u0219c\u0103rii constante.<\/li>\n\n\n\n<li><strong data-start=\"3999\" data-end=\"4021\">Raporta\u021bi rezultatele<\/strong> inclusiv tipul de material, condi\u021biile de mediu \u0219i parametrii de testare.<\/li>\n<\/ol>\n\n\n\n<p>Calibrarea corect\u0103, plasarea plan\u0103 \u0219i viteza constant\u0103 sunt esen\u021biale pentru a evita abaterile.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<div class=\"ast-oembed-container\" style=\"height: 100%;\"><iframe title=\"Care este metoda procesului de testare pentru coeficientul de frecare?\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/NUgXENOz8J0?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<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Alegerea testerului de coeficient de frecare potrivit<br>\n<\/h2>\n\n\n\n<p>Pentru a \u00eendeplini cerin\u021bele precise ale ASTM D1894, este necesar\u0103 o <strong data-start=\"2042\" data-end=\"2077\">tester de coeficient de frecare<\/strong> este necesar. Un tester fiabil asigur\u0103 repetabilitatea, sensibilitatea \u0219i conformitatea cu standardul. \u00cen acest moment, <strong data-start=\"2195\" data-end=\"2254\">Cell Instruments\u2019 COF-01 Tester de coeficient de frecare<\/strong> se remarc\u0103 ca o solu\u021bie ideal\u0103. Este proiectat pentru:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"2312\" data-end=\"2360\">M\u0103sur\u0103tori statice \u0219i cinetice precise ale COF<\/strong><\/li>\n\n\n\n<li><strong data-start=\"2365\" data-end=\"2428\">Calibrarea automat\u0103 a for\u021bei \u0219i achizi\u021bia de date de mare vitez\u0103<\/strong><\/li>\n\n\n\n<li><strong data-start=\"2433\" data-end=\"2499\">Conformitatea cu <a href=\"https:\/\/www.astm.org\/d1894-24.html\" target=\"_blank\" rel=\"noopener nofollow\">ASTM D1894<\/a>, ISO 8295 \u0219i standardele TAPPI T816<\/strong><\/li>\n<\/ul>\n\n\n\n<p>Acest instrument este potrivit pentru <strong data-start=\"2533\" data-end=\"2595\">filme din plastic, h\u00e2rtie, folii, textile, laminate \u0219i altele<\/strong>. Acesta este adoptat pe scar\u0103 larg\u0103 de <strong data-start=\"2621\" data-end=\"2699\">Laboratoare QC, produc\u0103tori de ambalaje, transformatori \u0219i centre de cercetare<\/strong> pentru a \u00eembun\u0103t\u0103\u021bi coeren\u021ba \u0219i eficien\u021ba procesului.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Contacta\u021bi-ne Ob\u021bine\u021bi solu\u021bia de testare ASTM D1894 <\/h2>\n\n\n\n<p>Fie c\u0103 sunte\u021bi \u00een <strong data-start=\"5354\" data-end=\"5417\">fabricarea materialelor plastice, a h\u00e2rtiei, a ambalajelor sau a dispozitivelor medicale<\/strong>, \u00een\u021belegerea \u0219i aplicarea <strong data-start=\"5446\" data-end=\"5460\">ASTM D1894<\/strong> v\u0103 ofer\u0103 un avantaj competitiv. Cu dreptul <strong data-start=\"5506\" data-end=\"5540\">tester de coeficient de frecare<\/strong> cum ar fi <strong>COF-01<\/strong> de la Cell Instruments, opera\u021biunile dvs. vor fi mai coerente, eficiente \u0219i conforme.<\/p>\n\n\n\n<p>Persoan\u0103 de contact <strong>Instrumente celulare<\/strong> ast\u0103zi pentru a afla cum solu\u021biile noastre v\u0103 pot \u00eembun\u0103t\u0103\u021bi capacit\u0103\u021bile de testare \u0219i calitatea produselor.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u00centreb\u0103ri frecvente<\/h2>\n\n\n\n<p><a tabindex=\"0\">1. Ce m\u0103soar\u0103 ASTM D1894?<\/a><br>Acesta m\u0103soar\u0103 coeficien\u021bii statici \u0219i cinetici de frecare dintre dou\u0103 suprafe\u021be, de obicei \u00een ambalaje \u0219i testarea materialelor.<\/p>\n\n\n\n<p><a tabindex=\"0\">2. De ce este important\u0103 testarea COF \u00een ambalaje?<\/a><br>Se asigur\u0103 c\u0103 materialele de ambalare se comport\u0103 \u00een mod constant \u00een timpul manipul\u0103rii, transportului \u0219i produc\u021biei automate.<\/p>\n\n\n\n<p><a tabindex=\"0\">3. Ce materiale sunt testate folosind ASTM D1894?<\/a><br>Materialele comune includ folii de plastic, h\u00e2rtii acoperite, laminate, folii \u0219i textile.<\/p>\n\n\n\n<p><a tabindex=\"0\">4. Prin ce difer\u0103 COF static de COF cinetic?<\/a><br>COF static\u0103 este for\u021ba necesar\u0103 pentru a \u00eencepe mi\u0219carea, \u00een timp ce COF cinetic\u0103 este for\u021ba necesar\u0103 pentru a men\u021bine mi\u0219carea.<\/p>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Understanding ASTM D1894 and Its Importance Understanding ASTM D1894 is essential for industries such as packaging, food, medical, pharmaceutical, textiles, and quality inspection agencies, all of which rely on consistent material behavior for quality assurance. ASTM D1894 testing outlines a clear procedure to determine the frictional characteristics between two surfaces under controlled conditions. This test [&hellip;]<\/p>","protected":false},"featured_media":5423,"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":"","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":[],"class_list":["post-9828","standard","type-standard","status-publish","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packqc.com\/ro\/wp-json\/wp\/v2\/standard\/9828","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/ro\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.packqc.com\/ro\/wp-json\/wp\/v2\/types\/standard"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/ro\/wp-json\/wp\/v2\/media\/5423"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/ro\/wp-json\/wp\/v2\/media?parent=9828"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packqc.com\/ro\/wp-json\/wp\/v2\/standard-category?post=9828"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}