{"id":803,"date":"2026-06-02T06:56:04","date_gmt":"2026-06-02T06:56:04","guid":{"rendered":"https:\/\/www.coefficientfriction.com\/?page_id=803"},"modified":"2026-06-02T07:58:58","modified_gmt":"2026-06-02T07:58:58","slug":"astm-g143","status":"publish","type":"page","link":"https:\/\/www.coefficientfriction.com\/da\/astm-g143","title":{"rendered":"ASTM G143"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"803\" class=\"elementor elementor-803\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d704b83 e-flex e-con-boxed e-con e-parent\" data-id=\"d704b83\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-d2347d4 e-con-full e-flex e-con e-child\" data-id=\"d2347d4\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4aa5d8c elementor-widget elementor-widget-image\" data-id=\"4aa5d8c\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"300\" height=\"100\" src=\"https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2026\/06\/ASTM-G143.webp\" class=\"attachment-large size-large wp-image-805\" alt=\"ASTM G143\" srcset=\"https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2026\/06\/ASTM-G143.webp 300w, https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2026\/06\/ASTM-G143-18x6.webp 18w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-451ac2e elementor-widget elementor-widget-heading\" data-id=\"451ac2e\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">ASTM G143<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-86af503 elementor-widget elementor-widget-heading\" data-id=\"86af503\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Standard testmetode til m\u00e5ling af bane\/valse-friktionsegenskaber<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b5ebfc9 e-con-full e-flex e-con e-child\" data-id=\"b5ebfc9\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c7c7559 elementor-widget elementor-widget-text-editor\" data-id=\"c7c7559\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"429\" data-end=\"858\"><strong data-start=\"429\" data-end=\"442\">ASTM G143<\/strong> er en standardiseret testmetode, der bruges til at evaluere friktionsadf\u00e6rden mellem et fleksibelt banemateriale og en cylindrisk valseoverflade. Metoden m\u00e5ler b\u00e5de den statiske og kinetiske friktionskoefficient (COF) under glidende kontakt og hj\u00e6lper producenter med at forst\u00e5, hvordan banematerialer interagerer med valser i konvertering, trykning, emballering, bel\u00e6gning, laminering og andre kontinuerlige baneforarbejdningsoperationer.<\/p><p data-start=\"860\" data-end=\"1233\">I mods\u00e6tning til konventionelle friktionstests p\u00e5 flade overflader fokuserer ASTM G143 specifikt p\u00e5 <strong data-start=\"943\" data-end=\"978\">m\u00e5ling af friktion mellem rulle og net<\/strong>, Den simulerer virkelige produktionsforhold, hvor film, papir, folier, tekstiler og andre fleksible materialer bev\u00e6ger sig hen over valser. De resulterende friktionsdata kan bruges til procesoptimering, materialeudvikling, udstyrsdesign og kvalitetskontrol.<\/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<div class=\"elementor-element elementor-element-77d973a e-flex e-con-boxed e-con e-parent\" data-id=\"77d973a\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-29344a9 elementor-widget elementor-widget-heading\" data-id=\"29344a9\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Hvorfor ASTM G143-test er vigtig<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c31e0c9 elementor-widget elementor-widget-text-editor\" data-id=\"c31e0c9\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"1279\" data-end=\"1488\">I mange fremstillingsprocesser transporteres fleksible materialer gennem en r\u00e6kke driv- og l\u00f8beruller. Friktionsegenskaberne mellem bane og valse har direkte indflydelse p\u00e5 maskinens ydeevne.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-19f63ba e-con-full e-grid e-con e-child\" data-id=\"19f63ba\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3354326 elementor-widget elementor-widget-text-editor\" data-id=\"3354326\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"1490\" data-end=\"1513\">Hvis friktionen er for lav:<\/p><ul data-start=\"1515\" data-end=\"1640\"><li data-section-id=\"g7o52g\" data-start=\"1515\" data-end=\"1545\">Materialet kan glide p\u00e5 rullerne<\/li><li data-section-id=\"11psfe7\" data-start=\"1546\" data-end=\"1577\">Der kan opst\u00e5 registreringsfejl<\/li><li data-section-id=\"kaueoe\" data-start=\"1578\" data-end=\"1612\">Webtracking kan blive ustabilt<\/li><li data-section-id=\"1wb1y50\" data-start=\"1613\" data-end=\"1640\">Der kan opst\u00e5 skader p\u00e5 produktet<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2467481 elementor-widget elementor-widget-text-editor\" data-id=\"2467481\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"1642\" data-end=\"1666\">Hvis friktionen er for h\u00f8j:<\/p><ul data-start=\"1668\" data-end=\"1818\"><li data-section-id=\"1gocjer\" data-start=\"1668\" data-end=\"1703\">Overdreven motorbelastning kan udvikle sig<\/li><li data-section-id=\"13zh7hq\" data-start=\"1704\" data-end=\"1744\">Der kan opst\u00e5 problemer med styring og sporing<\/li><li data-section-id=\"10tu6rr\" data-start=\"1745\" data-end=\"1774\">Overfladeskader kan \u00f8ges<\/li><li data-section-id=\"8inqks\" data-start=\"1775\" data-end=\"1818\">Materialeh\u00e5ndteringens effektivitet kan falde<\/li><\/ul>\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<div class=\"elementor-element elementor-element-9adc4f5 elementor-widget elementor-widget-text-editor\" data-id=\"9adc4f5\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Ved at udf\u00f8re en <strong data-start=\"1837\" data-end=\"1879\">ASTM G143 test af friktionskoefficient<\/strong>, kan producenterne kvantificere interaktionen mellem rulle og net og tr\u00e6ffe informerede beslutninger om materialevalg, rullebel\u00e6gninger, sm\u00f8remidler og procesparametre.<\/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<div class=\"elementor-element elementor-element-4712be6 e-flex e-con-boxed e-con e-parent\" data-id=\"4712be6\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a8dc215 elementor-widget elementor-widget-heading\" data-id=\"a8dc215\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Hvad m\u00e5les i ASTM G143?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3233171 elementor-widget elementor-widget-text-editor\" data-id=\"3233171\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"2083\" data-end=\"2103\">Testen afg\u00f8r det:<\/p><div class=\"TyagGW_tableContainer\"><div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"><table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"2105\" data-end=\"2516\"><thead data-start=\"2105\" data-end=\"2132\"><tr data-start=\"2105\" data-end=\"2132\"><th class=\"last:pe-10\" data-start=\"2105\" data-end=\"2117\" data-col-size=\"md\">Parameter<\/th><th class=\"last:pe-10\" data-start=\"2117\" data-end=\"2132\" data-col-size=\"md\">Beskrivelse<\/th><\/tr><\/thead><tbody data-start=\"2162\" data-end=\"2516\"><tr data-start=\"2162\" data-end=\"2251\"><td style=\"text-align: center;\" data-start=\"2162\" data-end=\"2208\" data-col-size=\"md\">Statisk friktionskoefficient (statisk COF)<\/td><td style=\"text-align: center;\" data-start=\"2208\" data-end=\"2251\" data-col-size=\"md\">Modstand mod p\u00e5begyndelse af glidning<\/td><\/tr><tr data-start=\"2252\" data-end=\"2340\"><td style=\"text-align: center;\" data-start=\"2252\" data-end=\"2300\" data-col-size=\"md\">Kinetisk friktionskoefficient (dynamisk COF)<\/td><td style=\"text-align: center;\" data-start=\"2300\" data-end=\"2340\" data-col-size=\"md\">Modstand under kontinuerlig glidning<\/td><\/tr><tr data-start=\"2341\" data-end=\"2408\"><td style=\"text-align: center;\" data-start=\"2341\" data-end=\"2358\" data-col-size=\"md\">Friktionskraft<\/td><td style=\"text-align: center;\" data-start=\"2358\" data-end=\"2408\" data-col-size=\"md\">Kraft, der kr\u00e6ves for at flytte banen over valsen<\/td><\/tr><tr data-start=\"2409\" data-end=\"2516\"><td style=\"text-align: center;\" data-start=\"2409\" data-end=\"2450\" data-col-size=\"md\">Karakteristika for interaktion mellem rulle og v\u00e6v<\/td><td style=\"text-align: center;\" data-start=\"2450\" data-end=\"2516\" data-col-size=\"md\">Overordnet friktionsadf\u00e6rd under simulerede driftsforhold<\/td><\/tr><\/tbody><\/table><\/div><\/div><p data-start=\"2518\" data-end=\"2570\">Disse m\u00e5linger giver v\u00e6rdifuld information til:<\/p><ul data-start=\"2572\" data-end=\"2702\"><li data-section-id=\"1o2zig4\" data-start=\"2572\" data-end=\"2589\">Processtyring<\/li><li data-section-id=\"hdv7ya\" data-start=\"2590\" data-end=\"2608\">Valg af rulle<\/li><li data-section-id=\"11vjoz6\" data-start=\"2609\" data-end=\"2637\">Evaluering af overfladebel\u00e6gning<\/li><li data-section-id=\"1gsp2x2\" data-start=\"2638\" data-end=\"2660\">Vurdering af sm\u00f8remiddel<\/li><li data-section-id=\"1wzx7yo\" data-start=\"2661\" data-end=\"2682\">Produktudvikling<\/li><li data-section-id=\"1y5e8wa\" data-start=\"2683\" data-end=\"2702\">Kvalitetssikring<\/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<div class=\"elementor-element elementor-element-2944a56 e-flex e-con-boxed e-con e-parent\" data-id=\"2944a56\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b28608e elementor-widget elementor-widget-heading\" data-id=\"b28608e\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Testprincip for ASTM G143<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-829d028 elementor-widget elementor-widget-text-editor\" data-id=\"829d028\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"2744\" data-end=\"2833\">Den <strong data-start=\"2748\" data-end=\"2789\">cof-testmetode for rullebanesystemer<\/strong> er baseret p\u00e5 capstan-friktionsprincippet.<\/p><p data-start=\"2835\" data-end=\"3060\">En smal strimmel banemateriale vikles rundt om en station\u00e6r cylindrisk rulle med en bestemt viklingsvinkel. Den ene ende af pr\u00f8ven fastg\u00f8res til en kraftm\u00e5ler, mens der p\u00e5f\u00f8res en kendt sp\u00e6nding i den modsatte ende.<\/p><p data-start=\"3062\" data-end=\"3279\">N\u00e5r pr\u00f8ven glider hen over rulleoverfladen, m\u00e5les den kraft, der kr\u00e6ves for at overvinde friktionen, l\u00f8bende. De statiske og kinetiske friktionskoefficienter beregnes derefter ud fra de m\u00e5lte sp\u00e6ndingsv\u00e6rdier.<\/p><p data-start=\"3281\" data-end=\"3330\">Beregningen er baseret p\u00e5 capstan-ligningen:<\/p><div style=\"display: flex; align-items: center; justify-content: center; font-family: 'Times New Roman', Times, serif; font-size: 1.3rem; font-style: italic;\"><p><span style=\"margin-right: 8px; font-size: 1.4rem;\">\u03bc =<\/span><\/p><div style=\"display: flex; flex-direction: column; align-items: center; text-align: center;\"><p><span style=\"padding: 0 4px; line-height: 1.2;\">ln(T<sub>2<\/sub>\/T<sub>1<\/sub>)<\/span><\/p><div style=\"width: 100%; height: 1px; background-color: #000; margin: 2px 0;\">\u00a0<\/div><p><span style=\"padding: 0 4px; line-height: 1.2;\">\u03b8<\/span><\/p><\/div><\/div><p data-start=\"3371\" data-end=\"3377\">Hvor?<\/p><ul data-start=\"3379\" data-end=\"3491\"><li data-section-id=\"m1vref\" data-start=\"3379\" data-end=\"3408\">\u03bc = friktionskoefficient<\/li><li data-section-id=\"127wvr7\" data-start=\"3409\" data-end=\"3436\">T\u2082 = h\u00f8jere sp\u00e6ndingskraft<\/li><li data-section-id=\"1s18gq\" data-start=\"3437\" data-end=\"3463\">T\u2081 = lavere sp\u00e6ndingskraft<\/li><li data-section-id=\"1wh7x0d\" data-start=\"3464\" data-end=\"3491\">\u03b8 = omviklingsvinkel i radianer<\/li><\/ul><p data-start=\"3493\" data-end=\"3613\">Denne tilgang muligg\u00f8r realistisk simulering af banetransportsystemer, der ofte bruges i industrielle produktionsmilj\u00f8er.<\/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<div class=\"elementor-element elementor-element-eb9d24d e-flex e-con-boxed e-con e-parent\" data-id=\"eb9d24d\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-153eddc elementor-widget elementor-widget-heading\" data-id=\"153eddc\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">ASTM G143 testprocedure<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-340b2af elementor-widget elementor-widget-heading\" data-id=\"340b2af\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Forberedelse af pr\u00f8ver<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e33d0fb elementor-widget elementor-widget-text-editor\" data-id=\"e33d0fb\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"3675\" data-end=\"3737\">Korrekt pr\u00f8veforberedelse er afg\u00f8rende for p\u00e5lidelige resultater.<\/p><p data-start=\"3739\" data-end=\"3775\">Typiske pr\u00f8vedimensioner omfatter:<\/p><div class=\"TyagGW_tableContainer\"><div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"><table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"3777\" data-end=\"3902\"><thead data-start=\"3777\" data-end=\"3806\"><tr data-start=\"3777\" data-end=\"3806\"><th class=\"last:pe-10\" data-start=\"3777\" data-end=\"3789\" data-col-size=\"sm\">Parameter<\/th><th class=\"last:pe-10\" data-start=\"3789\" data-end=\"3806\" data-col-size=\"sm\">Typisk v\u00e6rdi<\/th><\/tr><\/thead><tbody data-start=\"3838\" data-end=\"3902\"><tr data-start=\"3838\" data-end=\"3855\"><td style=\"text-align: center;\" data-start=\"3838\" data-end=\"3846\" data-col-size=\"sm\">Bredde<\/td><td style=\"text-align: center;\" data-start=\"3846\" data-end=\"3855\" data-col-size=\"sm\">25 mm<\/td><\/tr><tr data-start=\"3856\" data-end=\"3875\"><td style=\"text-align: center;\" data-start=\"3856\" data-end=\"3865\" data-col-size=\"sm\">L\u00e6ngde<\/td><td style=\"text-align: center;\" data-start=\"3865\" data-end=\"3875\" data-col-size=\"sm\">500 mm<\/td><\/tr><tr data-start=\"3876\" data-end=\"3902\"><td style=\"text-align: center;\" data-start=\"3876\" data-end=\"3897\" data-col-size=\"sm\">Minimum replikater<\/td><td style=\"text-align: center;\" data-start=\"3897\" data-end=\"3902\" data-col-size=\"sm\">3<\/td><\/tr><\/tbody><\/table><\/div><\/div><p data-start=\"3904\" data-end=\"3929\">Vigtige overvejelser:<\/p><ul data-start=\"3931\" data-end=\"4160\"><li data-section-id=\"1c5a4z2\" data-start=\"3931\" data-end=\"3971\">Brug nyt materiale, n\u00e5r det er muligt.<\/li><li data-section-id=\"exqdfq\" data-start=\"3972\" data-end=\"4003\">Undg\u00e5 at r\u00f8re ved testens overflader.<\/li><li data-section-id=\"1oxoehj\" data-start=\"4004\" data-end=\"4038\">Undg\u00e5 kantafgrater p\u00e5 pr\u00f8verne.<\/li><li data-section-id=\"u5y54f\" data-start=\"4039\" data-end=\"4080\">Oprethold en konsekvent pr\u00f8veorientering.<\/li><li data-section-id=\"ph4enw\" data-start=\"4081\" data-end=\"4160\">Test materialer i deres fabriksm\u00e6ssige tilstand, medmindre andet er angivet.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e204845 elementor-widget elementor-widget-heading\" data-id=\"e204845\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Montering af pr\u00f8ve<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-87800b5 elementor-widget elementor-widget-text-editor\" data-id=\"87800b5\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"4190\" data-end=\"4217\">Pr\u00f8ven er monteret af:<\/p><ol data-start=\"4219\" data-end=\"4422\"><li data-section-id=\"ewfbck\" data-start=\"4219\" data-end=\"4264\">Fastg\u00f8r den ene ende til krafttransduceren.<\/li><li data-section-id=\"z89xu0\" data-start=\"4265\" data-end=\"4310\">Drapering af pr\u00f8ven over testrullen.<\/li><li data-section-id=\"eijcwt\" data-start=\"4311\" data-end=\"4355\">Anvend den specificerede sp\u00e6ndingsv\u00e6gt.<\/li><li data-section-id=\"1a3d3a3\" data-start=\"4356\" data-end=\"4385\">Sikrer korrekt justering.<\/li><li data-section-id=\"59uekt\" data-start=\"4386\" data-end=\"4422\">Undg\u00e5 skarpe b\u00f8jninger eller rynker.<\/li><\/ol><p data-start=\"4424\" data-end=\"4498\">Korrekt montering minimerer testvariationen og forbedrer repeterbarheden.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7915411 elementor-widget elementor-widget-heading\" data-id=\"7915411\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Indstilling af glideparametre<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3f32668 elementor-widget elementor-widget-text-editor\" data-id=\"3f32668\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h4 data-start=\"4537\" data-end=\"4558\">Glidende hastighed<\/h4><p data-start=\"4560\" data-end=\"4639\">ASTM G143 anbefaler, at man v\u00e6lger hastigheder, der simulerer den faktiske anvendelse.<\/p><p data-start=\"4641\" data-end=\"4679\">Typiske testhastigheder varierer fra:<\/p><ul data-start=\"4681\" data-end=\"4785\"><li data-section-id=\"1245gj7\" data-start=\"4681\" data-end=\"4730\">5 mm\/min til 100 mm\/min til skridsikre simuleringer<\/li><li data-section-id=\"17qfci2\" data-start=\"4731\" data-end=\"4785\">H\u00f8jere hastigheder, n\u00e5r specifikke anvendelser kr\u00e6ver det<\/li><\/ul><p data-start=\"4787\" data-end=\"4865\">Valg af hastighed b\u00f8r s\u00e5 vidt muligt afspejle de reelle driftsforhold.<\/p><h4 data-start=\"4867\" data-end=\"4888\">Glidende afstand<\/h4><p data-start=\"4890\" data-end=\"4919\">Til bestemmelse af statisk COF:<\/p><ul data-start=\"4921\" data-end=\"4968\"><li data-section-id=\"7skj74\" data-start=\"4921\" data-end=\"4968\">Glidningen kan stoppe kort tid efter, at bev\u00e6gelsen er begyndt.<\/li><\/ul><p data-start=\"4970\" data-end=\"5011\">Til statisk og kinetisk COF-bestemmelse:<\/p><ul data-start=\"5013\" data-end=\"5056\"><li data-section-id=\"1c1xel6\" data-start=\"5013\" data-end=\"5056\">L\u00e6ngere glideafstande anbefales.<\/li><\/ul><p data-start=\"5058\" data-end=\"5101\">Almindeligt anvendte ASTM-laboratorieunders\u00f8gelser:<\/p><ul data-start=\"5103\" data-end=\"5128\"><li data-section-id=\"187g27h\" data-start=\"5103\" data-end=\"5128\">150 mm glideafstand<\/li><\/ul><h4 data-start=\"5130\" data-end=\"5146\">B\u00e5ndsp\u00e6nding<\/h4><p data-start=\"5148\" data-end=\"5203\">Banesp\u00e6ndingen skal repr\u00e6sentere de faktiske procesforhold.<\/p><p data-start=\"5205\" data-end=\"5233\">Typiske tests kan omfatte:<\/p><ul data-start=\"5235\" data-end=\"5343\"><li data-section-id=\"xfes7t\" data-start=\"5235\" data-end=\"5260\">Flere sp\u00e6ndingsniveauer<\/li><li data-section-id=\"djbt3f\" data-start=\"5261\" data-end=\"5307\">Maksimal sp\u00e6nding op til 150 N p\u00e5 en 25 mm strimmel<\/li><li data-section-id=\"3opu6w\" data-start=\"5308\" data-end=\"5343\">Repeterbarhedsunders\u00f8gelser omkring 45 N<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-49de134 elementor-widget elementor-widget-heading\" data-id=\"49de134\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Indstilling af glideparametre<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-eccdb39 elementor-widget elementor-widget-text-editor\" data-id=\"eccdb39\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"5369\" data-end=\"5428\">Omviklingsvinklen p\u00e5virker friktionsberegningerne betydeligt.<\/p><p data-start=\"5430\" data-end=\"5452\">Almindelige v\u00e6rdier omfatter:<\/p><div class=\"TyagGW_tableContainer\"><div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"><table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"5454\" data-end=\"5612\"><thead data-start=\"5454\" data-end=\"5482\"><tr data-start=\"5454\" data-end=\"5482\"><th class=\"last:pe-10\" data-start=\"5454\" data-end=\"5467\" data-col-size=\"sm\">Indpakningsvinkel<\/th><th class=\"last:pe-10\" data-start=\"5467\" data-end=\"5482\" data-col-size=\"sm\">Anvendelse<\/th><\/tr><\/thead><tbody data-start=\"5512\" data-end=\"5612\"><tr data-start=\"5512\" data-end=\"5546\"><td data-start=\"5512\" data-end=\"5518\" data-col-size=\"sm\">90\u00b0<\/td><td data-start=\"5518\" data-end=\"5546\" data-col-size=\"sm\">Anbefalet af ASTM G143<\/td><\/tr><tr data-start=\"5547\" data-end=\"5573\"><td data-start=\"5547\" data-end=\"5554\" data-col-size=\"sm\">180\u00b0<\/td><td data-start=\"5554\" data-end=\"5573\" data-col-size=\"sm\">Maksimalt tilladt<\/td><\/tr><tr data-start=\"5574\" data-end=\"5612\"><td data-start=\"5574\" data-end=\"5590\" data-col-size=\"sm\">Tilpassede vinkler<\/td><td data-start=\"5590\" data-end=\"5612\" data-col-size=\"sm\">Simulering af processer<\/td><\/tr><\/tbody><\/table><\/div><\/div><p data-start=\"5614\" data-end=\"5697\">En indpakningsvinkel p\u00e5 90\u00b0 er meget udbredt, fordi den balancerer mellem praktisk anvendelighed og repeterbarhed.<\/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<div class=\"elementor-element elementor-element-13318d3 e-flex e-con-boxed e-con e-parent\" data-id=\"13318d3\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2583bec elementor-widget elementor-widget-heading\" data-id=\"2583bec\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">ASTM G143 vs. ASTM D1894<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8c0cc36 elementor-widget elementor-widget-text-editor\" data-id=\"8c0cc36\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"7124\" data-end=\"7169\">Mange brugere sammenligner ASTM G143 med <a href=\"https:\/\/www.coefficientfriction.com\/da\/astm-d1894\/\" target=\"_blank\" rel=\"noopener\">ASTM D1894<\/a>.<\/p><div class=\"TyagGW_tableContainer\"><div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"><table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"7171\" data-end=\"7517\"><thead data-start=\"7171\" data-end=\"7207\"><tr data-start=\"7171\" data-end=\"7207\"><th class=\"last:pe-10\" data-start=\"7171\" data-end=\"7181\" data-col-size=\"sm\">Funktion<\/th><th class=\"last:pe-10\" data-start=\"7181\" data-end=\"7193\" data-col-size=\"sm\">ASTM G143<\/th><th class=\"last:pe-10\" data-start=\"7193\" data-end=\"7207\" data-col-size=\"sm\">ASTM D1894<\/th><\/tr><\/thead><tbody data-start=\"7246\" data-end=\"7517\"><tr data-start=\"7246\" data-end=\"7294\"><td style=\"text-align: center;\" data-start=\"7246\" data-end=\"7265\" data-col-size=\"sm\">Kontaktgeometri<\/td><td style=\"text-align: center;\" data-start=\"7265\" data-end=\"7278\" data-col-size=\"sm\">Rulle-net<\/td><td style=\"text-align: center;\" data-start=\"7278\" data-end=\"7294\" data-col-size=\"sm\">Flad overflade<\/td><\/tr><tr data-start=\"7295\" data-end=\"7370\"><td style=\"text-align: center;\" data-start=\"7295\" data-end=\"7317\" data-col-size=\"sm\">Prim\u00e6r anvendelse<\/td><td style=\"text-align: center;\" data-start=\"7317\" data-end=\"7341\" data-col-size=\"sm\">Web-transportsystemer<\/td><td style=\"text-align: center;\" data-start=\"7341\" data-end=\"7370\" data-col-size=\"sm\">Generel materialefriktion<\/td><\/tr><tr data-start=\"7371\" data-end=\"7418\"><td style=\"text-align: center;\" data-start=\"7371\" data-end=\"7388\" data-col-size=\"sm\">Friktionsmodel<\/td><td style=\"text-align: center;\" data-start=\"7388\" data-end=\"7404\" data-col-size=\"sm\">Capstan-baseret<\/td><td style=\"text-align: center;\" data-start=\"7404\" data-end=\"7418\" data-col-size=\"sm\">Sl\u00e6debaseret<\/td><\/tr><tr data-start=\"7419\" data-end=\"7459\"><td style=\"text-align: center;\" data-start=\"7419\" data-end=\"7440\" data-col-size=\"sm\">Simulering af processer<\/td><td style=\"text-align: center;\" data-start=\"7440\" data-end=\"7447\" data-col-size=\"sm\">H\u00f8j<\/td><td style=\"text-align: center;\" data-start=\"7447\" data-end=\"7459\" data-col-size=\"sm\">Moderat<\/td><\/tr><tr data-start=\"7460\" data-end=\"7517\"><td style=\"text-align: center;\" data-start=\"7460\" data-end=\"7488\" data-col-size=\"sm\">Evaluering af emballagefilm<\/td><td style=\"text-align: center;\" data-start=\"7488\" data-end=\"7500\" data-col-size=\"sm\">Fremragende<\/td><td style=\"text-align: center;\" data-start=\"7500\" data-end=\"7517\" data-col-size=\"sm\">Almindeligt anvendt<\/td><\/tr><\/tbody><\/table><\/div><\/div><p data-start=\"7519\" data-end=\"7680\">ASTM D1894 er stadig den mest anvendte COF-metode til emballagefilm, mens ASTM G143 giver en mere realistisk simulering af rulledrevne produktionsmilj\u00f8er.<\/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<div class=\"elementor-element elementor-element-2611852 e-flex e-con-boxed e-con e-parent\" data-id=\"2611852\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-7e3a05c e-con-full e-flex e-con e-child\" data-id=\"7e3a05c\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b0a9a8c elementor-widget elementor-widget-heading\" data-id=\"b0a9a8c\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Udstyr til ASTM G143-testning<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c8ccf38 elementor-widget elementor-widget-text-editor\" data-id=\"c8ccf38\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"7723\" data-end=\"7761\">Udf\u00f8relse af ASTM G143-test kr\u00e6ver:<\/p><ul data-start=\"7763\" data-end=\"7965\"><li data-section-id=\"1ypbcdl\" data-start=\"7763\" data-end=\"7792\">Pr\u00e6cisionsm\u00e5ling af kraft<\/li><li data-section-id=\"uaac5\" data-start=\"7793\" data-end=\"7818\">Kontrolleret forskydning<\/li><li data-section-id=\"1qgmycu\" data-start=\"7819\" data-end=\"7842\">Justerbar testhastighed<\/li><li data-section-id=\"p6pqox\" data-start=\"7843\" data-end=\"7872\">Mulighed for dataindsamling<\/li><li data-section-id=\"1535ikj\" data-start=\"7873\" data-end=\"7902\">Specialiserede rullebeslag<\/li><li data-section-id=\"rojj7b\" data-start=\"7903\" data-end=\"7940\">Justerbar konfiguration af omviklingsvinkel<\/li><li data-section-id=\"1ypn48f\" data-start=\"7941\" data-end=\"7965\">Sp\u00e6ndingsbelastningssystem<\/li><\/ul><p data-start=\"7967\" data-end=\"8108\">Mange laboratorier bruger en universel tr\u00e6kpr\u00f8vningsplatform udstyret med specialfremstillede friktionsfiksturer til at m\u00e5le rulle-\/netfriktion.<\/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<div class=\"elementor-element elementor-element-25c167f e-con-full e-flex e-con e-child\" data-id=\"25c167f\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-35feb3f elementor-widget elementor-widget-heading\" data-id=\"35feb3f\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Cell Instruments-l\u00f8sning<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d0c8677 elementor-widget elementor-widget-text-editor\" data-id=\"d0c8677\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"8141\" data-end=\"8284\">Den <strong data-start=\"8145\" data-end=\"8170\">TST-01 Tr\u00e6kpr\u00f8vemaskine<\/strong> kan fungere som kerneplatform for ASTM G143-testning, n\u00e5r den kombineres med en tilpasset rulle\/net-friktionsarmatur.<\/p><p data-start=\"8286\" data-end=\"8309\">De vigtigste fordele er:<\/p><ul data-start=\"8311\" data-end=\"8628\"><li data-section-id=\"k3au6w\" data-start=\"8311\" data-end=\"8361\">PLC-kontrolleret drift med 7-tommers ber\u00f8ringssk\u00e6rm<\/li><li data-section-id=\"1o8juqv\" data-start=\"8362\" data-end=\"8402\">Kugleskruedrev med h\u00f8j pr\u00e6cision<\/li><li data-section-id=\"11r2jjw\" data-start=\"8403\" data-end=\"8439\">Justerbar hastighed fra 1-500 mm\/min<\/li><li data-section-id=\"12uftm5\" data-start=\"8440\" data-end=\"8469\">Kraftkapacitet op til 1 kN<\/li><li data-section-id=\"9x1ctf\" data-start=\"8470\" data-end=\"8505\">N\u00f8jagtig m\u00e5ling af forskydning<\/li><li data-section-id=\"heoxsq\" data-start=\"8506\" data-end=\"8537\">Visning af kraftkurve i realtid<\/li><li data-section-id=\"ofk9hg\" data-start=\"8538\" data-end=\"8566\">Integration af brugerdefinerede armaturer<\/li><li data-section-id=\"cs3dmn\" data-start=\"8567\" data-end=\"8628\">Fleksibel konfiguration til specialiserede testkrav<\/li><\/ul><p data-start=\"8630\" data-end=\"8807\">For laboratorier, der evaluerer flere materialer og friktionsforhold, kan tilpassede armaturer og multistationsl\u00f8sninger forbedre testeffektiviteten og repeterbarheden yderligere.<\/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<div class=\"elementor-element elementor-element-16cdbb1 e-flex e-con-boxed e-con e-parent\" data-id=\"16cdbb1\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-911e548 elementor-widget elementor-widget-text-editor\" data-id=\"911e548\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"9941\" data-end=\"10593\">Det er vigtigt at forst\u00e5 rullens\/banens friktionsegenskaber for at sikre stabil baneh\u00e5ndtering, effektiv produktion og ensartet produktkvalitet. <a href=\"https:\/\/store.astm.org\/g0143-03r18.html\" target=\"_blank\" rel=\"noopener nofollow\">ASTM G143<\/a> giver v\u00e6rdifulde data til evaluering af materialer, rulleoverflader, bel\u00e6gninger og forarbejdningsforhold. Cell Instruments tilbyder tr\u00e6kpr\u00f8vningsplatforme, tilpassede friktionsarmaturer og applikationsspecifikke testl\u00f8sninger, der er designet til at underst\u00f8tte ASTM G143 og andre krav til test af friktionskoefficient. Uanset om du udvikler nye materialer eller forbedrer produktionsydelsen, kan valget af det rette testsystem hj\u00e6lpe med at generere p\u00e5lidelige og brugbare friktionsdata.<\/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":"<p>ASTM G143 Standard Test Method for Measurement of Web\/Roller Friction Characteristics ASTM G143 is a standardized test method used to evaluate the friction behavior between a flexible web material and a cylindrical roller surface. The method measures both the static and kinetic coefficient of friction (COF) during sliding contact and helps manufacturers understand how web [&hellip;]<\/p>","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"footnotes":""},"class_list":["post-803","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.coefficientfriction.com\/da\/wp-json\/wp\/v2\/pages\/803","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.coefficientfriction.com\/da\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.coefficientfriction.com\/da\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.coefficientfriction.com\/da\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.coefficientfriction.com\/da\/wp-json\/wp\/v2\/comments?post=803"}],"version-history":[{"count":4,"href":"https:\/\/www.coefficientfriction.com\/da\/wp-json\/wp\/v2\/pages\/803\/revisions"}],"predecessor-version":[{"id":808,"href":"https:\/\/www.coefficientfriction.com\/da\/wp-json\/wp\/v2\/pages\/803\/revisions\/808"}],"wp:attachment":[{"href":"https:\/\/www.coefficientfriction.com\/da\/wp-json\/wp\/v2\/media?parent=803"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}