{"id":9841,"date":"2026-02-24T15:11:45","date_gmt":"2026-02-24T07:11:45","guid":{"rendered":"https:\/\/www.packqc.com\/standard\/iso-8295-2\/"},"modified":"2026-03-13T15:25:46","modified_gmt":"2026-03-13T07:25:46","slug":"iso-8295","status":"publish","type":"standard","link":"https:\/\/www.packqc.com\/ro\/standard\/iso-8295\/","title":{"rendered":"ISO 8295"},"content":{"rendered":"<h2 class=\"wp-block-heading\">ISO 8295 este important pentru produc\u0103torii de folii din plastic<\/h2>\n\n\n\n<p>Pentru produc\u0103torii de filme \u0219i transformatorii de ambalaje, <strong data-start=\"2773\" data-end=\"2785\">ISO 8295<\/strong> testarea este o piatr\u0103 de temelie a <strong data-start=\"2814\" data-end=\"2833\">controlul calitatii<\/strong>. Comportamentul de alunecare al filmelor din plastic - fie c\u0103 este vorba de polietilen\u0103, polipropilen\u0103, poliester sau laminate multistrat - se poate schimba din cauza:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Migrarea aditivilor (de exemplu, agen\u021bi de alunecare precum erucamida)<\/li>\n\n\n\n<li>Tratamente de suprafa\u021b\u0103 (de exemplu, corona, plasm\u0103)<\/li>\n\n\n\n<li>Expunerea la mediu (\u00eemb\u0103tr\u00e2nire sau umiditate)<\/li>\n\n\n\n<li>Condi\u021bii de manipulare \u00een timpul expedierii \u0219i prelucr\u0103rii<\/li>\n<\/ul>\n\n\n\n<p>M\u0103sur\u0103torile precise ale COF ajut\u0103 la asigurarea unei bune performan\u021be a filmului pe tot parcursul ciclului s\u0103u de via\u021b\u0103 - de la convertire \u0219i imprimare la sigilare \u0219i aplicare final\u0103.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Coeficientul de frecare al foliei \u0219i COF al foliei de plastic \u00een ambalaje<\/h2>\n\n\n\n<p>The <strong data-start=\"944\" data-end=\"979\">coeficientul de frecare al filmului<\/strong>, denumit adesea <strong data-start=\"1002\" data-end=\"1025\">COF al foliei de plastic<\/strong>m\u0103soar\u0103 c\u00e2t de u\u0219or alunec\u0103 un strat de film peste altul. Aceast\u0103 proprietate influen\u021beaz\u0103 \u00een mod semnificativ prelucrabilitatea echipamentelor de formare-umplere-sigilare, a liniilor de \u00eempachetare \u0219i a proceselor automate de stivuire. Caracteristicile slabe de alunecare pot duce la blocaje ale echipamentelor sau la alimentarea gre\u0219it\u0103, \u00een timp ce peliculele prea alunecoase pot cauza probleme de etan\u0219are sau dezaliniere a produselor.<\/p>\n\n\n\n<p><strong data-start=\"1365\" data-end=\"1377\">ISO 8295<\/strong> ofer\u0103 \u00een mod specific o metod\u0103 standardizat\u0103 pentru testarea at\u00e2t a <strong data-start=\"1439\" data-end=\"1449\">static<\/strong> \u015fi <strong data-start=\"1454\" data-end=\"1490\">coeficien\u021bii dinamici de frecare<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"1495\" data-end=\"1509\">COF static<\/strong> (\u03bcs) m\u0103soar\u0103 rezisten\u021ba la \u00eenceputul mi\u0219c\u0103rii.<\/li>\n\n\n\n<li><strong data-start=\"1565\" data-end=\"1580\">COF dinamic<\/strong> (\u03bcd) m\u0103soar\u0103 rezisten\u021ba \u00een timpul alunec\u0103rii continue.<\/li>\n<\/ul>\n\n\n\n<p>Aceast\u0103 distinc\u021bie este vital\u0103 pentru aplica\u021bii precum VFFS (vertical form fill seal), unde foliile de ambalaj trebuie s\u0103 ini\u021bieze \u0219i s\u0103 men\u021bin\u0103 o mi\u0219care lin\u0103 sub sarcin\u0103.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Prezentare general\u0103 a metodei de testare ISO 8295<\/h2>\n\n\n\n<p>ISO 8295 prezint\u0103 o metod\u0103 de laborator pentru evaluarea propriet\u0103\u021bilor de alunecare prin alunecarea unei s\u0103nii pe o epruvet\u0103 plasat\u0103 pe o suprafa\u021b\u0103 de testare orizontal\u0103. Aparatul include \u00een general:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>O <strong data-start=\"2025\" data-end=\"2033\">sanie<\/strong> cu o greutate standardizat\u0103 (de obicei 200 g \u00b1 29 g) \u0219i o suprafa\u021b\u0103 de contact.<\/li>\n\n\n\n<li>O <strong data-start=\"2105\" data-end=\"2124\">scen\u0103 motorizat\u0103<\/strong> sau o ma\u0219in\u0103 de testare la trac\u021biune pentru a aplica o mi\u0219care uniform\u0103.<\/li>\n\n\n\n<li>O <strong data-start=\"2183\" data-end=\"2209\">dispozitiv de m\u0103surare a for\u021bei<\/strong> pentru a \u00eenregistra rezisten\u021ba la frecare.<\/li>\n<\/ul>\n\n\n\n<p>Parametrii cheie defini\u021bi \u00een ISO 8295 includ:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"2291\" data-end=\"2306\">Viteza de testare:<\/strong> \u00cen mod normal 100 mm\/min \u00b110 mm\/min<\/li>\n\n\n\n<li><strong data-start=\"2340\" data-end=\"2372\">Timp de contact \u00eenainte de alunecare:<\/strong> 15 secunde<\/li>\n\n\n\n<li><strong data-start=\"2386\" data-end=\"2410\">Condi\u021bionarea e\u0219antionului:<\/strong> 23\u00b0C, 50% RH timp de cel pu\u021bin 16 ore conform ISO 291<\/li>\n<\/ul>\n\n\n\n<p>M\u0103sur\u0103torile sunt efectuate de obicei pe mai multe perechi de filme pentru a asigura acurate\u021bea statistic\u0103. Rezultatele ajut\u0103 la evaluarea uniformit\u0103\u021bii \u00een cadrul unui lot de produc\u021bie sau la compararea formul\u0103rilor cu diferi\u021bi agen\u021bi de alunecare.<\/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\">Aplica\u021bii comune ale test\u0103rii ISO 8295<\/h2>\n\n\n\n<p>Industriile care utilizeaz\u0103 datele ISO 8295 COF includ:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"3408\" data-end=\"3427\">Ambalaje alimentare:<\/strong> Pentru a optimiza sistemele de ambalare verticale \u0219i orizontale<\/li>\n\n\n\n<li><strong data-start=\"3482\" data-end=\"3511\">Ambalarea dispozitivelor medicale:<\/strong> Asigurarea c\u0103 ambalajele sterile de barier\u0103 nu se lipesc sau alunec\u0103 excesiv<\/li>\n\n\n\n<li><strong data-start=\"3584\" data-end=\"3614\">Etichete \u0219i benzi adezive:<\/strong> \u00cen cazul \u00een care performan\u021ba c\u0103ptu\u0219elii antiaderente depinde de caracteristicile de frecare<\/li>\n\n\n\n<li><strong data-start=\"3685\" data-end=\"3714\">Ambalaje farmaceutice:<\/strong> Pentru a men\u021bine stabilitatea dimensional\u0103 \u00een timpul ambal\u0103rii \u00een blistere<\/li>\n<\/ul>\n\n\n\n<p>\u00cen\u021belegerea COF sprijin\u0103, de asemenea <strong data-start=\"3809\" data-end=\"3834\">conformitatea cu reglement\u0103rile<\/strong>, \u00een special \u00een ceea ce prive\u0219te prelucrabilitatea \u0219i siguran\u021ba.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Alegerea testerului de coeficient de frecare potrivit<\/h2>\n\n\n\n<p>Pentru a implementa ISO 8295 \u00een laboratorul dumneavoastr\u0103, ave\u021bi nevoie de instrumente precise care \u00eendeplinesc cerin\u021bele standardului. Modelul <strong data-start=\"4086\" data-end=\"4137\"><a href=\"https:\/\/www.packqc.com\/ro\/\">Instrumente celulare<\/a> Tester de coeficient de frecare<\/strong> este conceput pentru:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>M\u0103soar\u0103 cu exactitate at\u00e2t COF static, c\u00e2t \u0219i dinamic<\/li>\n\n\n\n<li>Sprijini\u021bi testarea fric\u021biunii filmelor \u00eempotriva filmului, metalului sau a altor suprafe\u021be<\/li>\n\n\n\n<li>Ofer\u0103 viteze de testare programabile \u0219i configura\u021bii de \u00eenc\u0103rcare<\/li>\n\n\n\n<li>Furnizeaz\u0103 ie\u0219iri digitale pentru o analiz\u0103 u\u0219oar\u0103 a datelor \u0219i pentru documentarea calit\u0103\u021bii<\/li>\n<\/ul>\n\n\n\n<p>Indiferent dac\u0103 testa\u021bi folii de polietilen\u0103, BOPP, PET sau laminate multistrat, testerele Cell Instruments asigur\u0103 <strong data-start=\"4523\" data-end=\"4537\">repetabil<\/strong>, <strong data-start=\"4539\" data-end=\"4561\">\u00een conformitate cu standardele<\/strong>, \u0219i <strong data-start=\"4567\" data-end=\"4601\">m\u0103surare COF de \u00eenalt\u0103 precizie<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\n\t\t\t\tContacta\u021bi-ne pentru a ob\u021bine o solu\u021bie de testare a coeficientului de frecare\t\t\t\t<\/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 ISO 8295 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 <a href=\"https:\/\/www.packqc.com\/ro\/product\/coefficient-of-friction-testing-equipment\/\"><strong>COF-01 <\/strong><\/a>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>1. Pentru ce este utilizat ISO 8295?<br>ISO 8295 este utilizat pentru m\u0103surarea coeficien\u021bilor de frecare statici \u0219i dinamici ai filmelor \u0219i foliilor din plastic, ajut\u00e2nd la evaluarea propriet\u0103\u021bilor de alunecare pentru prelucrare \u0219i manipulare.<\/p>\n\n\n\n<p>2. De ce este COF important \u00een filmele de ambalaj?<br>Coeficientul de frecare influen\u021beaz\u0103 prelucrabilitatea, stivuirea, sigilarea \u0219i transportul filmelor. Un COF adecvat asigur\u0103 o prelucrare f\u0103r\u0103 probleme \u0219i previne probleme precum lipirea sau alimentarea gre\u0219it\u0103.<\/p>\n\n\n\n<p>3. Cum afecteaz\u0103 aditivii COF?<br>Aditivii de alunecare migreaz\u0103 la suprafa\u021b\u0103 \u00een timp \u0219i reduc frecarea. Cu toate acestea, efectul lor poate varia \u00een func\u021bie de v\u00e2rst\u0103, umiditate \u0219i formulare, ceea ce face ca testarea COF s\u0103 fie esen\u021bial\u0103.<\/p>\n\n\n\n<p>4. Poate <a href=\"https:\/\/www.iso.org\/standard\/20760.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">ISO 8295<\/a> be used for non-film materials?<br>Este proiectat \u00een principal pentru filme din plastic de p\u00e2n\u0103 la 0,5 mm, dar, cu ajust\u0103ri, poate testa \u0219i filme pe metal, h\u00e2rtie sau alte substraturi.<\/p>\n\n\n\n<p><\/p>","protected":false},"featured_media":6059,"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":""}}},"class_list":["post-9841","standard","type-standard","status-publish","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packqc.com\/ro\/wp-json\/wp\/v2\/standard\/9841","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\/6059"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/ro\/wp-json\/wp\/v2\/media?parent=9841"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}