{"id":370,"date":"2025-04-15T09:10:27","date_gmt":"2025-04-15T09:10:27","guid":{"rendered":"https:\/\/www.coefficientfriction.com\/?page_id=370"},"modified":"2025-04-16T01:45:55","modified_gmt":"2025-04-16T01:45:55","slug":"astm-d4917","status":"publish","type":"page","link":"https:\/\/www.coefficientfriction.com\/cs\/astm-d4917","title":{"rendered":"ASTM D4917"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"370\" class=\"elementor elementor-370\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e87c6b2 e-flex e-con-boxed e-con e-parent\" data-id=\"e87c6b2\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-d087c52 e-con-full e-flex e-con e-child\" data-id=\"d087c52\" data-element_type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;none&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d9f31fd elementor-invisible elementor-widget elementor-widget-image\" data-id=\"d9f31fd\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;zoomIn&quot;}\" 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 fetchpriority=\"high\" decoding=\"async\" width=\"600\" height=\"200\" src=\"https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/04\/ASTM-D4197.webp\" class=\"attachment-large size-large wp-image-372\" alt=\"ASTM D4197\" srcset=\"https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/04\/ASTM-D4197.webp 600w, https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/04\/ASTM-D4197-300x100.webp 300w, https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/04\/ASTM-D4197-18x6.webp 18w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/>\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>\n\t\t<div class=\"elementor-element elementor-element-60fbb6b e-con-full e-flex e-con e-child\" data-id=\"60fbb6b\" data-element_type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;none&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0e3633c elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"0e3633c\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;zoomIn&quot;}\" 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\">Zku\u0161ebn\u00ed metoda pro stanoven\u00ed sou\u010dinitele statick\u00e9ho a kinetick\u00e9ho t\u0159en\u00ed pro metodu vodorovn\u00e9 roviny<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a73bac6 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"a73bac6\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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 class=\"\" data-start=\"499\" data-end=\"1017\">Pochopen\u00ed t\u0159ec\u00edch vlastnost\u00ed pap\u00edru je nezbytn\u00e9 pro zaji\u0161t\u011bn\u00ed optim\u00e1ln\u00edho v\u00fdkonu v tiska\u0159sk\u00fdch, zpracovatelsk\u00fdch a balic\u00edch provozech. <strong data-start=\"643\" data-end=\"657\">ASTM D4917<\/strong> popisuje standardizovan\u00fd postup pro m\u011b\u0159en\u00ed <em data-start=\"710\" data-end=\"754\">koeficient statick\u00e9ho a kinetick\u00e9ho t\u0159en\u00ed<\/em> nenat\u00edran\u00e9ho tiskov\u00e9ho a psac\u00edho pap\u00edru, kter\u00fd pom\u00e1h\u00e1 odborn\u00edk\u016fm na kontrolu kvality ur\u010dit, jak pap\u00edr p\u016fsob\u00ed s\u00e1m na sebe nebo na jin\u00e9 materi\u00e1ly p\u0159i pohybu.<\/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-0364755 e-flex e-con-boxed e-con e-parent\" data-id=\"0364755\" 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-f673fbc elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"f673fbc\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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 D4917 D\u016fle\u017eit\u00e1 zkou\u0161ka koeficientu t\u0159en\u00ed pap\u00edru<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-156f03e elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"156f03e\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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 class=\"\" data-start=\"1079\" data-end=\"1532\">Norma ASTM D4917 stanov\u00ed <strong data-start=\"1101\" data-end=\"1128\">metoda horizont\u00e1ln\u00ed roviny<\/strong> k vyhodnocen\u00ed kluzn\u00e9 odolnosti pap\u00edru, zejm\u00e9na <strong data-start=\"1187\" data-end=\"1206\">nenat\u00edran\u00e9 pap\u00edry<\/strong>, v podm\u00ednk\u00e1ch re\u00e1ln\u00e9ho pou\u017eit\u00ed. Zkou\u0161ka je navr\u017eena tak, aby simulovala s\u00edly p\u016fsob\u00edc\u00ed na listy pap\u00edru p\u0159i procesech, jako je nap\u0159. <strong data-start=\"1324\" data-end=\"1373\">tisk, pod\u00e1v\u00e1n\u00ed do kop\u00edrek a balen\u00ed<\/strong>. Zaji\u0161\u0165uje konzistentn\u00ed <strong data-start=\"1397\" data-end=\"1427\">interakce mezi jednotliv\u00fdmi listy<\/strong>, co\u017e v\u00fdrobc\u016fm pom\u00e1h\u00e1 udr\u017eovat <strong data-start=\"1460\" data-end=\"1504\">integrita v\u00fdrobku, kompatibilita se stroji<\/strong>a spokojenost koncov\u00fdch u\u017eivatel\u016f.<\/p><p class=\"\" data-start=\"1534\" data-end=\"1860\">T\u0159ec\u00ed vlastnosti maj\u00ed p\u0159\u00edm\u00fd vliv na to, jak snadno listy pap\u00edru proch\u00e1zej\u00ed za\u0159\u00edzen\u00edm. P\u0159\u00edli\u0161 n\u00edzk\u00e1 hodnota COF m\u016f\u017ee v\u00e9st ke zdvojen\u00e9mu pod\u00e1v\u00e1n\u00ed, zat\u00edmco p\u0159\u00edli\u0161 vysok\u00e1 hodnota COF m\u016f\u017ee zp\u016fsobit zaseknut\u00ed nebo chybn\u00e9 pod\u00e1v\u00e1n\u00ed. Norma ASTM D4917 se zab\u00fdv\u00e1 ob\u011bma t\u011bmito aspekty <strong data-start=\"1737\" data-end=\"1771\">testov\u00e1n\u00ed kinetick\u00e9ho t\u0159en\u00ed pap\u00edru<\/strong> a <strong data-start=\"1776\" data-end=\"1809\">statick\u00e9 zkou\u0161ky t\u0159en\u00ed pap\u00edru<\/strong> s praktick\u00fdmi postupy a podrobn\u00fdmi pokyny.<\/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-38e9bd9 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"38e9bd9\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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\">Postup zkou\u0161en\u00ed koeficientu t\u0159en\u00ed podle normy ASTM D4917<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b4a43e8 e-con-full e-flex e-con e-child\" data-id=\"b4a43e8\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-949eee6 elementor-widget__width-inherit elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"949eee6\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInLeft&quot;}\" 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 class=\"\" data-start=\"1914\" data-end=\"2019\">Aby bylo mo\u017en\u00e9 prov\u00e9st zkou\u0161ku t\u0159en\u00ed podle normy ASTM D4917, mus\u00ed b\u00fdt vzorky <strong data-start=\"1983\" data-end=\"2003\">nakr\u00e1jen\u00e9 a p\u0159ipraven\u00e9<\/strong> s p\u0159esnost\u00ed:<\/p><ul><li data-start=\"2023\" data-end=\"2149\">Pro <strong data-start=\"2027\" data-end=\"2052\">sm\u011br stroje COF<\/strong>, vzorky jsou \u0159ez\u00e1ny ve sm\u011bru vl\u00e1ken zarovnan\u00fdch do del\u0161\u00edho rozm\u011bru (215 mm x 130 mm).<\/li><li data-start=\"2023\" data-end=\"2149\">Pro <strong data-start=\"2156\" data-end=\"2187\">sm\u011br nap\u0159\u00ed\u010d stroji COF<\/strong>, zrno prob\u00edh\u00e1 pod\u00e9l krat\u0161\u00ed strany.<\/li><li data-start=\"2023\" data-end=\"2149\">P\u0159edkondicionov\u00e1n\u00ed a testov\u00e1n\u00ed mus\u00ed prob\u00edhat v kontrolovan\u00e9m prost\u0159ed\u00ed, jak je definov\u00e1no v norm\u011b ASTM D685.<\/li><\/ul><p class=\"\" data-start=\"2327\" data-end=\"2654\">Vzorky jsou uspo\u0159\u00e1d\u00e1ny ve dvojic\u00edch - jeden je p\u0159ipevn\u011bn na vodorovn\u00e9 plo\u0161e a druh\u00fd je p\u0159ipevn\u011bn k podlo\u017ece. <strong data-start=\"2423\" data-end=\"2431\">s\u00e1n\u011b<\/strong>-a testov\u00e1no pomoc\u00ed <strong data-start=\"2451\" data-end=\"2489\">p\u0159\u00edstroj s konstantn\u00ed rychlost\u00ed pohybu<\/strong>. Na str\u00e1nk\u00e1ch . <strong data-start=\"2495\" data-end=\"2509\">statick\u00e9 COF<\/strong> je zaznamen\u00e1na jako s\u00edla pot\u0159ebn\u00e1 k zah\u00e1jen\u00ed pohybu a <strong data-start=\"2572\" data-end=\"2587\">kinetick\u00e9 COF<\/strong> jako pr\u016fm\u011brn\u00e1 s\u00edla p\u0159i ust\u00e1len\u00e9m klouz\u00e1n\u00ed na vzd\u00e1lenost 130 mm.<\/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-768d61b e-con-full e-flex e-con e-child\" data-id=\"768d61b\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e43e1f1 elementor-widget__width-inherit elementor-invisible elementor-widget elementor-widget-video\" data-id=\"e43e1f1\" data-element_type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/youtu.be\\\/NUgXENOz8J0&quot;,&quot;autoplay&quot;:&quot;yes&quot;,&quot;play_on_mobile&quot;:&quot;yes&quot;,&quot;mute&quot;:&quot;yes&quot;,&quot;loop&quot;:&quot;yes&quot;,&quot;_animation&quot;:&quot;fadeInRight&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f5aa253 elementor-invisible elementor-widget elementor-widget-image\" data-id=\"f5aa253\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInRight&quot;}\" 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\t<a href=\"https:\/\/www.coefficientfriction.com\/cs\/\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"600\" height=\"200\" src=\"https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/ASTM-D1894-1.webp\" class=\"attachment-large size-large wp-image-77\" alt=\"ASTM D1894\" srcset=\"https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/ASTM-D1894-1.webp 600w, https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/ASTM-D1894-1-300x100.webp 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\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>\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-9d958da e-flex e-con-boxed e-con e-parent\" data-id=\"9d958da\" 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-5055911 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"5055911\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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\">Metoda zkou\u0161ky sou\u010dinitele t\u0159en\u00ed pap\u00edru - v\u00fdpo\u010det<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7cac45b elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"7cac45b\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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 class=\"\" data-start=\"2720\" data-end=\"2784\">Norma ASTM D4917 uv\u00e1d\u00ed jednoduch\u00e9 vzorce pro v\u00fdpo\u010det hodnot COF:<\/p><ul data-start=\"2786\" data-end=\"2915\"><li class=\"\" data-start=\"2786\" data-end=\"2852\"><p class=\"\" data-start=\"2788\" data-end=\"2852\"><strong data-start=\"2788\" data-end=\"2807\">Statick\u00fd COF (Us)<\/strong> = S\u00edla k zah\u00e1jen\u00ed pohybu \/ Hmotnost san\u00ed<\/p><\/li><li class=\"\" data-start=\"2853\" data-end=\"2915\"><p class=\"\" data-start=\"2855\" data-end=\"2915\"><strong data-start=\"2855\" data-end=\"2875\">Kinetick\u00fd koeficient COF (Uk)<\/strong> = pr\u016fm\u011brn\u00e1 posuvn\u00e1 s\u00edla \/ hmotnost san\u00ed<\/p><\/li><\/ul><p class=\"\" data-start=\"2917\" data-end=\"3149\">Ka\u017ed\u00fd v\u00fdsledek je obvykle zpr\u016fm\u011brov\u00e1n z p\u011bti platn\u00fdch p\u00e1r\u016f vzork\u016f pro statistickou v\u00fdznamnost. Tato metoda zaji\u0161\u0165uje <strong data-start=\"3031\" data-end=\"3065\">opakovatelnost a sledovatelnost<\/strong>, co\u017e je v souladu s pr\u016fmyslov\u00fdmi standardy pro <strong data-start=\"3104\" data-end=\"3125\">zaji\u0161t\u011bn\u00ed kvality<\/strong> p\u0159i v\u00fdrob\u011b pap\u00edru.<\/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-f7a7ced e-flex e-con-boxed e-con e-parent\" data-id=\"f7a7ced\" 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-2507506 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"2507506\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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\">Aplikace <br><small>ASTM D4917 Statick\u00e9 a kinetick\u00e9 zkou\u0161ky t\u0159en\u00ed pap\u00edru<\/small><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d337fc7 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"d337fc7\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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 class=\"\" data-start=\"3229\" data-end=\"3390\">Na str\u00e1nk\u00e1ch <strong data-start=\"3233\" data-end=\"3260\">test COF tiskov\u00e9ho pap\u00edru<\/strong> je v pap\u00edrensk\u00e9m a tiska\u0159sk\u00e9m pr\u016fmyslu nezbytn\u00e9 vyhodnocovat <strong data-start=\"3321\" data-end=\"3367\">podatelnost, stohovatelnost a provozuschopnost<\/strong>. Mezi aplikace pat\u0159\u00ed:<\/p><ul data-start=\"3392\" data-end=\"3620\"><li class=\"\" data-start=\"3392\" data-end=\"3459\"><p class=\"\" data-start=\"3394\" data-end=\"3459\"><strong data-start=\"3394\" data-end=\"3424\">Testov\u00e1n\u00ed COF nenat\u00edran\u00e9ho pap\u00edru<\/strong> pro kancel\u00e1\u0159sk\u00fd a komer\u010dn\u00ed tisk<\/p><\/li><li class=\"\" data-start=\"3460\" data-end=\"3541\"><p class=\"\" data-start=\"3462\" data-end=\"3541\">Zkou\u0161ky t\u0159en\u00ed v <strong data-start=\"3482\" data-end=\"3498\">pap\u00edry s etiketami<\/strong>, obalov\u00e9 materi\u00e1ly a vlnit\u00e1 lepenka<\/p><\/li><li class=\"\" data-start=\"3542\" data-end=\"3620\"><p class=\"\" data-start=\"3544\" data-end=\"3620\">Hodnocen\u00ed kompatibility pap\u00edru v <strong data-start=\"3581\" data-end=\"3620\">digit\u00e1ln\u00ed a ofsetov\u00e9 tiskov\u00e9 stroje<\/strong><\/p><\/li><\/ul><p class=\"\" data-start=\"3622\" data-end=\"3772\">Spolehliv\u00e9 m\u011b\u0159en\u00ed COF pom\u00e1h\u00e1 v\u00fdrobc\u016fm <strong data-start=\"3667\" data-end=\"3698\">optimalizace povrchov\u00fdch \u00faprav<\/strong>, sn\u00ed\u017eit <strong data-start=\"3707\" data-end=\"3733\">po\u010det zastaven\u00ed stroje<\/strong>a zajistit, aby <strong data-start=\"3746\" data-end=\"3771\">spokojenost z\u00e1kazn\u00edk\u016f<\/strong>.<\/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-2456f1d e-flex e-con-boxed e-con e-parent\" data-id=\"2456f1d\" 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-4be0d7a elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"4be0d7a\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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\">Pokro\u010dil\u00e1 \u0159e\u0161en\u00ed pro testov\u00e1n\u00ed t\u0159en\u00ed pap\u00edru<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0424cfa e-con-full e-grid e-con e-child\" data-id=\"0424cfa\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-3a3fc5c e-con-full e-flex e-con e-child\" data-id=\"3a3fc5c\" data-element_type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;none&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9e1f2e3 elementor-invisible elementor-widget elementor-widget-image\" data-id=\"9e1f2e3\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInLeft&quot;}\" 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\t<a href=\"https:\/\/www.coefficientfriction.com\/cs\/\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"600\" height=\"600\" src=\"https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/coefficient-of-friction-testing-equipment-01.webp\" class=\"attachment-medium_large size-medium_large wp-image-96\" alt=\"Za\u0159\u00edzen\u00ed pro testov\u00e1n\u00ed sou\u010dinitele t\u0159en\u00ed 01\" srcset=\"https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/coefficient-of-friction-testing-equipment-01.webp 600w, https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/coefficient-of-friction-testing-equipment-01-300x300.webp 300w, https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/coefficient-of-friction-testing-equipment-01-150x150.webp 150w, https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/elementor\/thumbs\/coefficient-of-friction-testing-equipment-01-r3gmfg1nnljvgm1sgd9e374sfjg8cayrot70czv2xs.webp 400w, https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/elementor\/thumbs\/coefficient-of-friction-testing-equipment-01-r3gmfg1ovgcb2m7iva4k79z5gvnv026hkls6iecayw.webp 500w, https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/elementor\/thumbs\/coefficient-of-friction-testing-equipment-01-r3gmfg1nwdb5s7ojc5fmiewgn0ak2nlwv641l9yiy0.webp 420w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\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>\n\t\t<div class=\"elementor-element elementor-element-a290580 e-con-full e-flex e-con e-child\" data-id=\"a290580\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-41e1fbd elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"41e1fbd\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInRight&quot;}\" 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 class=\"\" data-start=\"3779\" data-end=\"3850\"><strong data-start=\"3779\" data-end=\"3850\">Pokro\u010dil\u00e1 \u0159e\u0161en\u00ed pro testov\u00e1n\u00ed t\u0159en\u00ed: COF-01 od Cell Instruments<\/strong><\/p><p class=\"\" data-start=\"3852\" data-end=\"4123\">Pro zjednodu\u0161en\u00ed normy ASTM <a href=\"https:\/\/www.astm.org\/d4917-97r07.html\" target=\"_blank\" rel=\"noopener nofollow\">D4917<\/a> dodr\u017eov\u00e1n\u00ed p\u0159edpis\u016f, <strong data-start=\"3887\" data-end=\"3907\">Cell Instruments<\/strong> nab\u00edz\u00ed <a href=\"https:\/\/www.coefficientfriction.com\/cs\/\"><strong data-start=\"3919\" data-end=\"3960\">Tester koeficientu t\u0159en\u00ed COF-01<\/strong><\/a>, navr\u017een\u00fd pro p\u0159esnost a snadn\u00e9 pou\u017eit\u00ed. COF-01 podporuje jak <strong data-start=\"4029\" data-end=\"4063\">statick\u00e9 a kinetick\u00e9 testov\u00e1n\u00ed COF<\/strong> v souladu s normou ASTM D4917 a dal\u0161\u00edmi p\u0159\u00edslu\u0161n\u00fdmi normami.<\/p><p class=\"\" data-start=\"4125\" data-end=\"4162\"><strong data-start=\"4125\" data-end=\"4162\">Mezi hlavn\u00ed v\u00fdhody COF-01 pat\u0159\u00ed:<\/strong><\/p><ul data-start=\"4164\" data-end=\"4493\"><li class=\"\" data-start=\"4164\" data-end=\"4212\"><p class=\"\" data-start=\"4166\" data-end=\"4212\">Pln\u011b automatizovan\u00e1 detekce pohybu a s\u00edly<\/p><\/li><li class=\"\" data-start=\"4213\" data-end=\"4271\"><p class=\"\" data-start=\"4215\" data-end=\"4271\">Vysoce p\u0159esn\u00e1 zat\u011b\u017eovac\u00ed bu\u0148ka a digit\u00e1ln\u00ed displej v re\u00e1ln\u00e9m \u010dase<\/p><\/li><li class=\"\" data-start=\"4272\" data-end=\"4366\"><p class=\"\" data-start=\"4274\" data-end=\"4366\">Vhodn\u00e9 pro <strong data-start=\"4287\" data-end=\"4314\">test COF tiskov\u00e9ho pap\u00edru<\/strong>, <strong data-start=\"4316\" data-end=\"4343\">test COF na nenat\u00edran\u00e9m pap\u00edru<\/strong>a dal\u0161\u00ed materi\u00e1ly<\/p><\/li><li class=\"\" data-start=\"4367\" data-end=\"4422\"><p class=\"\" data-start=\"4369\" data-end=\"4422\">U\u017eivatelsky p\u0159\u00edv\u011btiv\u00e9 rozhran\u00ed s podporou v\u00edce jazyk\u016f<\/p><\/li><li class=\"\" data-start=\"4423\" data-end=\"4493\"><p class=\"\" data-start=\"4425\" data-end=\"4493\">Kompatibiln\u00ed s <strong data-start=\"4441\" data-end=\"4483\">sb\u011br dat a tvorba zpr\u00e1v<\/strong> syst\u00e9my<\/p><\/li><\/ul><p class=\"\" data-start=\"4495\" data-end=\"4660\">Pro pracovn\u00edky kontroly kvality a laboratorn\u00ed techniky zaji\u0161\u0165uje COF-01. <strong data-start=\"4561\" data-end=\"4603\">rychl\u00e9, p\u0159esn\u00e9 a opakovateln\u00e9 testov\u00e1n\u00ed<\/strong>, co\u017e pom\u00e1h\u00e1 v\u00fdrobc\u016fm pap\u00edru udr\u017eet si soulad s p\u0159edpisy a konkurenceschopnost.<\/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<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6d2c64c e-flex e-con-boxed e-con e-parent\" data-id=\"6d2c64c\" 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-c394047 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"c394047\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" 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\">Nej\u010dast\u011bj\u0161\u00ed dotazy<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b484e06 elementor-invisible elementor-widget elementor-widget-n-accordion\" data-id=\"b484e06\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;,&quot;max_items_expended&quot;:&quot;multiple&quot;,&quot;default_state&quot;:&quot;expanded&quot;,&quot;n_accordion_animation_duration&quot;:{&quot;unit&quot;:&quot;ms&quot;,&quot;size&quot;:400,&quot;sizes&quot;:[]}}\" data-widget_type=\"nested-accordion.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"e-n-accordion\" aria-label=\"Akordeon. Odkazy otev\u00edrejte kl\u00e1vesou Enter nebo mezern\u00edk, zav\u00edrejte kl\u00e1vesou Escape a navigujte pomoc\u00ed \u0161ipek.\">\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1890\" class=\"e-n-accordion-item\" open>\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"1\" tabindex=\"0\" aria-expanded=\"true\" aria-controls=\"e-n-accordion-item-1890\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> 1. Jak\u00fd je \u00fa\u010del normy ASTM D4917? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1890\" class=\"elementor-element elementor-element-4dda86b e-con-full e-flex e-con e-child\" data-id=\"4dda86b\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b1ee56f elementor-widget elementor-widget-text-editor\" data-id=\"b1ee56f\" 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 class=\"\" data-start=\"5774\" data-end=\"6068\">Norma ASTM D4917 standardizuje postup m\u011b\u0159en\u00ed statick\u00fdch a kinetick\u00fdch koeficient\u016f t\u0159en\u00ed pap\u00edru, zejm\u00e9na nenat\u00edran\u00e9ho tiskov\u00e9ho a psac\u00edho pap\u00edru, aby se zajistila konzistentn\u00ed v\u00fdkonnost v aplikac\u00edch, jako je tisk a balen\u00ed.<\/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<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1891\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"2\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1891\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> 2. Jak testovac\u00ed metoda simuluje chov\u00e1n\u00ed pap\u00edru v re\u00e1ln\u00e9m sv\u011bt\u011b? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1891\" class=\"elementor-element elementor-element-4213cd7 e-con-full e-flex e-con e-child\" data-id=\"4213cd7\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a5cb0ea elementor-widget elementor-widget-text-editor\" data-id=\"a5cb0ea\" 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 class=\"\" data-start=\"6070\" data-end=\"6333\">Metoda horizont\u00e1ln\u00ed roviny napodobuje klouz\u00e1n\u00ed list\u016f pap\u00edru p\u0159i pod\u00e1v\u00e1n\u00ed a stohov\u00e1n\u00ed na stroji, tak\u017ee je velmi vhodn\u00e1 pro hodnocen\u00ed t\u0159ec\u00edch vlastnost\u00ed, kter\u00e9 ovliv\u0148uj\u00ed sc\u00e9n\u00e1\u0159e re\u00e1ln\u00e9ho pou\u017eit\u00ed.<\/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<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1892\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"3\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1892\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> 3. Lze normu ASTM D4917 pou\u017e\u00edt pro nat\u00edran\u00e9 pap\u00edry nebo speci\u00e1ln\u00ed pap\u00edry? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1892\" class=\"elementor-element elementor-element-8cbaf70 e-con-full e-flex e-con e-child\" data-id=\"8cbaf70\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ed707d2 elementor-widget elementor-widget-text-editor\" data-id=\"ed707d2\" 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 class=\"\" data-start=\"6335\" data-end=\"6581\">A\u010dkoli je norma ASTM D4917 ur\u010dena pro nenat\u00edran\u00e9 pap\u00edry, lze ji pou\u017e\u00edt i pro jin\u00e9 typy pap\u00edr\u016f s v\u011bdom\u00edm, \u017ee v\u00fdsledky se mohou li\u0161it v p\u0159esnosti v d\u016fsledku rozd\u00edl\u016f v povrchov\u00fdch vlastnostech.<\/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<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1893\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"4\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1893\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> 4. Jak\u00fd je rozd\u00edl mezi statick\u00fdm a kinetick\u00fdm COF p\u0159i testov\u00e1n\u00ed pap\u00edru? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1893\" class=\"elementor-element elementor-element-afe3920 e-flex e-con-boxed e-con e-child\" data-id=\"afe3920\" 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-932ab24 elementor-widget elementor-widget-text-editor\" data-id=\"932ab24\" 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 class=\"\" data-start=\"6583\" data-end=\"6846\">Statick\u00e1 COF m\u011b\u0159\u00ed odpor p\u0159i zah\u00e1jen\u00ed pohybu, zat\u00edmco kinetick\u00e1 COF m\u011b\u0159\u00ed odpor p\u0159i pokra\u010dov\u00e1n\u00ed pohybu. Ob\u011b tyto hodnoty jsou d\u016fle\u017eit\u00e9 pro pochopen\u00ed chov\u00e1n\u00ed p\u0159i manipulaci s pap\u00edrem.<\/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\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1894\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"5\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1894\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> 5. Rozd\u00edl mezi normami ASTM D4197 a ASTM D4198 <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1894\" class=\"elementor-element elementor-element-f438e49 e-flex e-con-boxed e-con e-child\" data-id=\"f438e49\" 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-ae2370c elementor-widget elementor-widget-text-editor\" data-id=\"ae2370c\" 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 class=\"\" data-start=\"4711\" data-end=\"5075\">Na rozd\u00edl od alternativn\u00edch metod, jako je nap\u0159. <strong data-start=\"4743\" data-end=\"4781\">ASTM D4918 (metoda naklon\u011bn\u00e9 roviny)<\/strong>, ASTM D4917 stanov\u00ed <strong data-start=\"4803\" data-end=\"4832\">kvantitativn\u00ed m\u011b\u0159en\u00ed<\/strong> statick\u00e9ho i kinetick\u00e9ho t\u0159en\u00ed, kter\u00e9 jsou nezbytn\u00e9 pro pochopen\u00ed kompletn\u00edho kluzn\u00e9ho chov\u00e1n\u00ed pap\u00edru. Metoda je cenn\u00e1 zejm\u00e9na pro <strong data-start=\"4986\" data-end=\"5026\">nenat\u00edran\u00e9 psac\u00ed a tiskov\u00e9 pap\u00edry<\/strong>, kde <strong data-start=\"5034\" data-end=\"5062\">rovnom\u011brn\u00fd v\u00fdkon krmiva<\/strong> m\u00e1 z\u00e1sadn\u00ed v\u00fdznam.<\/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\t<\/details>\n\t\t\t\t\t<\/div>\n\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>Test Method for Coefficient of Static and Kinetic Friction of the Horizontal Plane Method Understanding the frictional behavior of paper is essential for ensuring optimal performance in printing, converting, and packaging operations. ASTM D4917 outlines a standardized procedure for measuring the coefficient of static and kinetic friction of uncoated printing and writing paper, guiding quality [&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-370","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.coefficientfriction.com\/cs\/wp-json\/wp\/v2\/pages\/370","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.coefficientfriction.com\/cs\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.coefficientfriction.com\/cs\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.coefficientfriction.com\/cs\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.coefficientfriction.com\/cs\/wp-json\/wp\/v2\/comments?post=370"}],"version-history":[{"count":6,"href":"https:\/\/www.coefficientfriction.com\/cs\/wp-json\/wp\/v2\/pages\/370\/revisions"}],"predecessor-version":[{"id":713,"href":"https:\/\/www.coefficientfriction.com\/cs\/wp-json\/wp\/v2\/pages\/370\/revisions\/713"}],"wp:attachment":[{"href":"https:\/\/www.coefficientfriction.com\/cs\/wp-json\/wp\/v2\/media?parent=370"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}