{"id":134,"date":"2025-03-27T08:01:03","date_gmt":"2025-03-27T08:01:03","guid":{"rendered":"https:\/\/www.coefficientfriction.com\/?page_id=134"},"modified":"2025-09-18T09:02:07","modified_gmt":"2025-09-18T09:02:07","slug":"astm-d1894","status":"publish","type":"page","link":"https:\/\/www.coefficientfriction.com\/ko\/astm-d1894","title":{"rendered":"ASTM D1894"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"134\" class=\"elementor elementor-134\" 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\/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\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\">\ud50c\ub77c\uc2a4\ud2f1 \ud544\ub984 \ubc0f \uc2dc\ud2b8\uc758 \uc815\uc801 \ubc0f \ub3d9\uc801 \ub9c8\ucc30 \uacc4\uc218 \uc2dc\ud5d8 \ubc29\ubc95<\/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 data-start=\"464\" data-end=\"1024\">\uc7ac\ub8cc \ud14c\uc2a4\ud2b8\uc5d0\uc11c, <em data-start=\"485\" data-end=\"497\">ASTM D1894<\/em> \ub294 \uac00\uc7a5 \ub110\ub9ac \uc778\uc815\ubc1b\ub294 \uae30\uc900 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. <strong data-start=\"565\" data-end=\"612\">\uc815\uc801 \ubc0f \uc6b4\ub3d9 \ub9c8\ucc30 \uacc4\uc218<\/strong> \ud50c\ub77c\uc2a4\ud2f1 \ud544\ub984 \ubc0f \uc2dc\ud2b8\uc758 \ubbf8\ub044\ub7ec\uc9d0\uc744 \ud14c\uc2a4\ud2b8\ud569\ub2c8\ub2e4. \uc774 \ud45c\uc900 \ud14c\uc2a4\ud2b8 \ubc29\ubc95\uc740 \ud3ec\uc7a5 \uc131\ub2a5, \ucc98\ub9ac \ud6a8\uc728\uc131 \ubc0f \ucd5c\uc885 \uc0ac\uc6a9\uc790 \ub9cc\uc871\ub3c4\uc5d0 \uc9c1\uc811\uc801\uc778 \uc601\ud5a5\uc744 \ubbf8\uce58\ub294 \uc2ac\ub9bd \ud2b9\uc131\uc744 \ud3c9\uac00\ud558\ub294 \ub370 \uc911\uc694\ud55c \ub370\uc774\ud130\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc774 \ud45c\uc900 \ud14c\uc2a4\ud2b8 \ubc29\ubc95\uc740 <em data-start=\"836\" data-end=\"856\">ASTM D1894 \ud14c\uc2a4\ud2b8<\/em> \uc808\ucc28\ub97c \ud1b5\ud574 \uc81c\uc870\uc5c5\uccb4\uc640 \ud488\uc9c8 \uad00\ub9ac \uc804\ubb38\uac00\ub294 \ud544\ub984\uc774 \uc131\ub2a5 \uae30\ub300\uce58\ub97c \ucda9\uc871\ud558\ub3c4\ub85d \ubcf4\uc7a5\ud558\uc5ec \uc81c\ud488 \uace0\uc7a5\uc744 \uc904\uc774\uace0 \uc77c\uad00\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/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-7d644ae e-flex e-con-boxed e-con e-parent\" data-id=\"7d644ae\" 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-08ee8ec elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"08ee8ec\" 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 D1894\ub780 \ubb34\uc5c7\uc778\uac00\uc694?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4bea887 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"4bea887\" 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 data-start=\"1062\" data-end=\"1361\">ASTM D1894\ub294 \uc2dc\ud3b8\uc774 \uc790\uccb4 \ub610\ub294 \ub2e4\ub978 \uae30\ud310 \uc704\ub85c \ubbf8\ub044\ub7ec\uc9c8 \ub54c \ub9c8\ucc30 \ud2b9\uc131\uc744 \uce21\uc815\ud558\ub294 \ubc29\ubc95\uc744 \uc815\uc758\ud569\ub2c8\ub2e4. \uacb0\uacfc \uac12\uc740 \ub2e4\uc74c\uacfc \uac19\uc774 \ud45c\ud604\ub429\ub2c8\ub2e4. <strong data-start=\"1217\" data-end=\"1257\">\uc815\uc801 \ub9c8\ucc30 \uacc4\uc218(COF)<\/strong>-\uc2ac\ub77c\uc774\ub529\uc744 \uc2dc\uc791\ud558\ub294 \ub370 \ud544\uc694\ud55c \ud798\uacfc <strong data-start=\"1305\" data-end=\"1320\">\uc6b4\ub3d9 COF<\/strong>-\uc6c0\uc9c1\uc784\uc744 \uc720\uc9c0\ud558\ub294 \ub370 \ud544\uc694\ud55c \ud798.<\/p><p data-start=\"1363\" data-end=\"1664\">\uc774\ub7ec\ud55c \ub9e4\uac1c \ubcc0\uc218\uc758 \uc911\uc694\uc131\uc740 \ub2e4\uc74c\uacfc \uac19\uc740 \uc9c1\uc811\uc801\uc778 \uad00\uacc4\uc5d0 \uc788\uc2b5\ub2c8\ub2e4. <strong data-start=\"1437\" data-end=\"1509\">\ud544\ub984 \ucde8\uae09, \ud3ec\uc7a5 \uae30\uacc4 \uc131\ub2a5 \ubc0f \uc18c\ube44\uc790 \uc0ac\uc6a9\uc131<\/strong>. \uc608\ub97c \ub4e4\uc5b4 COF\uac00 \ub108\ubb34 \ub192\uc740 \ud544\ub984\uc740 \ud3ec\uc7a5 \uae30\uacc4\uc5d0 \uac78\ub9b4 \uc218 \uc788\uace0, COF\uac00 \ub108\ubb34 \ub0ae\uc740 \ud544\ub984\uc740 \uc801\uc7ac \ub610\ub294 \ud3ec\uc7a5 \uc911\uc5d0 \uc81c\uc5b4\ud560 \uc218 \uc5c6\uc744 \uc815\ub3c4\ub85c \ubbf8\ub044\ub7ec\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/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-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\">\ub9c8\ucc30 \uacc4\uc218 \ud14c\uc2a4\ud2b8 \ubc29\ubc95<\/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>\ub9c8\ucc30 \uacc4\uc218(COF)\ub294 \ud55c \uc7ac\ub8cc\uac00 \ub2e4\ub978 \uc7ac\ub8cc \uc704\ub85c \uc5bc\ub9c8\ub098 \uc27d\uac8c \ubbf8\ub044\ub7ec\uc9c0\ub294\uc9c0\ub97c \uc815\ub7c9\ud654\ud569\ub2c8\ub2e4. ASTM D1894\ub294 \ub450 \uac00\uc9c0 \uc8fc\uc694 \uce21\uc815\uac12\uc744 \uc124\uba85\ud569\ub2c8\ub2e4:<\/p><ul data-spread=\"false\"><li><p><strong>\uc815\uc801 COF<\/strong>: \ub450 \ud45c\uba74 \uc0ac\uc774\uc758 \uc6c0\uc9c1\uc784\uc744 \uc2dc\uc791\ud558\ub294 \ub370 \ud544\uc694\ud55c \ud798\uc785\ub2c8\ub2e4.<\/p><\/li><li><p><strong>\ud0a4\ub124\ud2f1 COF<\/strong>: \uc2ac\ub77c\uc774\ub529\uc774 \uc2dc\uc791\ub41c \ud6c4 \uc6c0\uc9c1\uc784\uc744 \uc720\uc9c0\ud558\ub294 \ub370 \ud544\uc694\ud55c \ud798\uc785\ub2c8\ub2e4.<\/p><\/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-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\">\ub9c8\ucc30 \uacc4\uc218 \ud14c\uc2a4\ud2b8 \uc808\ucc28<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ec3aabc elementor-widget elementor-widget-text-editor\" data-id=\"ec3aabc\" 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=\"2386\" data-end=\"2545\">\uc774 \ud14c\uc2a4\ud2b8\ub294 \uc2dc\uac04 \uc758\uc874\uc801 \ucca8\uac00\uc81c\uac00 \ud3ec\ud568\ub41c \ud544\ub984\uc5d0\uc11c \uc911\uc694\ud55c \uc694\uc18c\uc778 \uc2ac\ub9bd \ud2b9\uc131\uc774 \uc2dc\uac04\uc5d0 \ub530\ub77c \uc5b4\ub5bb\uac8c \ubcc0\ud558\ub294\uc9c0\ub97c \uac15\uc870\ud569\ub2c8\ub2e4.<\/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-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-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<ol><li>A <strong>\uc370\ub9e4<\/strong> (\uc77c\ubc18\uc801\uc73c\ub85c \ud45c\uc900\ud654\ub41c \ubb34\uac8c\uc758 \uae08\uc18d)\ub97c \ud14c\uc2a4\ud2b8 \uc7ac\ub8cc \uc704\uc5d0 \ub193\uc2b5\ub2c8\ub2e4.<\/li><li>\ud14c\uc2a4\ud2b8 \uc0d8\ud50c\uc740 <strong>\ud3c9\ud3c9\ud55c \ud3c9\uba74<\/strong> (\uc885\uc885 \uc720\ub9ac\ub098 \uae08\uc18d\uacfc \uac19\uc774 \uad11\ud0dd\uc774 \ub098\ub294 \ud45c\uba74).<\/li><li>\ub2e4\uc74c\uacfc \uac19\uc740 \ud798 \uce21\uc815 \uc7a5\uce58 <strong>COF-01 \ub9c8\ucc30 \uacc4\uc218 \ud14c\uc2a4\ud2b8 \uc7a5\ube44<\/strong>\ub97c \ub204\ub974\uba74 \uc370\ub9e4\uac00 \uc11c\uc11c\ud788 \ud45c\uba74\uc744 \uac00\ub85c\uc9c8\ub7ec \ub2f9\uaca8\uc9d1\ub2c8\ub2e4.<\/li><li>\uc800\ud56d\uc740 \uce21\uc815\ub418\uc5b4 \ub2e4\uc74c\uc744 \uacc4\uc0b0\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. <strong>\uc815\uc801 \ubc0f \uc6b4\ub3d9 \ub9c8\ucc30 \uacc4\uc218<\/strong>.<\/li><\/ol>\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-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>\n\t\t\t\t<div class=\"elementor-element elementor-element-36f0624 elementor-widget elementor-widget-text-editor\" data-id=\"36f0624\" 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=\"3206\" data-end=\"3431\">\uc815\ud655\ud55c \uacb0\uacfc\ub294 \ub2e4\uc74c\uc5d0 \ub530\ub77c \ud06c\uac8c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. <strong data-start=\"3241\" data-end=\"3318\">\uc2dc\ud3b8 \uc900\ube44, \uc7a5\ube44 \ubcf4\uc815 \ubc0f \ud14c\uc2a4\ud2b8 \ud658\uacbd \uc81c\uc5b4<\/strong>. \ud45c\uba74 \uc624\uc5fc, \ucca8\uac00\uc81c\uc758 \uace0\ub974\uc9c0 \uc54a\uc740 \ubc88\uc9d0 \ub610\ub294 \ubd80\uc801\uc808\ud55c \ud074\ub7a8\ud551\uc740 \ubaa8\ub450 \uc798\ubabb\ub41c \uacb0\uacfc\ub97c \ucd08\ub798\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/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-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\">\ub9c8\ucc30 \uacc4\uc218 \ud14c\uc2a4\ud2b8 \uc7a5\ube44<\/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 data-pm-slice=\"1 1 []\">\uc218\ud589\ud558\ub824\uba74 <a href=\"https:\/\/www.coefficientfriction.com\/ko\/astm-d1894\"><strong>ASTM D1894<\/strong><\/a> \uc815\ud655\ud558\uace0 \uc804\ubb38\ud654\ub41c \ud14c\uc2a4\ud2b8 <a href=\"https:\/\/www.coefficientfriction.com\/ko\/coefficient-of-friction-testing-equipment\/\"><strong>\ub9c8\ucc30 \uacc4\uc218 \ud14c\uc2a4\ud2b8 \uc7a5\ube44<\/strong><\/a> \uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uae30\uae30\ub294 \uc18d\ub3c4, \ud798, \ud658\uacbd \uc870\uac74\uacfc \uac19\uc740 \ud14c\uc2a4\ud2b8 \ubcc0\uc218\ub97c \uc815\ubc00\ud558\uac8c \uc81c\uc5b4\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/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-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-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-02517ec elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"02517ec\" 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\">COF \ud14c\uc2a4\ud2b8 \uc7a5\ube44\uc758 \uc8fc\uc694 \uad6c\uc131 \uc694\uc18c<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-38c9c0f elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"38c9c0f\" 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<ul><li><strong>\uc370\ub9e4<\/strong>: \ub9c8\ucc30 \uce21\uc815\uc5d0 \uc0ac\uc6a9\ub418\ub294 \ud45c\uc900\ud654\ub41c \ubb34\uac8c \ube14\ub85d\uc785\ub2c8\ub2e4.<\/li><li><strong>\ud14c\uc2a4\ud2b8 \ud3c9\uba74<\/strong>: \ud14c\uc2a4\ud2b8 \uc7ac\ub8cc\uac00 \ub193\uc774\ub294 \ub9e4\ub044\ub7fd\uace0 \uc548\uc815\uc801\uc778 \ud45c\uba74\uc785\ub2c8\ub2e4.<\/li><li><strong>\ud798 \uc13c\uc11c<\/strong>: \uc370\ub9e4\uc640 \uc2dc\ub8cc \uc0ac\uc774\uc758 \uc800\ud56d\uc744 \uce21\uc815\ud569\ub2c8\ub2e4.<\/li><li><strong>\ud480\ub9ac \uc2dc\uc2a4\ud15c<\/strong>: \uade0\uc77c\ud55c \ud798 \uc801\uc6a9\uc744 \uc720\uc9c0\ud569\ub2c8\ub2e4.<\/li><li><strong>\ub370\uc774\ud130 \uc218\uc9d1 \uc2dc\uc2a4\ud15c<\/strong>: \uc815\uc801 \ubc0f \ub3d9\uc801 COF \uac12\uc744 \uae30\ub85d\ud558\uace0 \uacc4\uc0b0\ud569\ub2c8\ub2e4.<\/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<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;fadeInUp&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\/ko\/coefficient-of-friction-testing-equipment\/\">\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-full size-full wp-image-96\" alt=\"\ub9c8\ucc30 \uacc4\uc218 \ud14c\uc2a4\ud2b8 \uc7a5\ube44 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\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4dda243 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"4dda243\" 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 data-start=\"3780\" data-end=\"4096\">\uc0ac\uc6a9 \uac00\ub2a5\ud55c \uc194\ub8e8\uc158 \uc911 <strong>Coefficientfriction.com\uc758<\/strong><strong data-start=\"3811\" data-end=\"3869\">\u00a0COF-01 \ub9c8\ucc30 \uacc4\uc218 \uc2dc\ud5d8\uae30<\/strong> \ub294 \uc815\ud655\uc131\uacfc ASTM D1894 \uc900\uc218\uac00 \ub3cb\ubcf4\uc774\ub294 \uc81c\ud488\uc785\ub2c8\ub2e4. \ud544\ub984\uacfc \uc2dc\ud2b8 \ubaa8\ub450\uc5d0 \ub9de\uac8c \uc124\uacc4\ub41c COF-01\uc740 \ubc18\ubcf5 \uac00\ub2a5\ud55c \uacb0\uacfc\ub97c \ubcf4\uc7a5\ud558\ubbc0\ub85c \uc2e4\ud5d8\uc2e4, \ud3ec\uc7a5 \ud68c\uc0ac \ubc0f \ud488\uc9c8 \uac80\uc0ac \uae30\uad00\uc5d0 \uc774\uc0c1\uc801\uc785\ub2c8\ub2e4.<\/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-662ac3d e-flex e-con-boxed e-con e-parent\" data-id=\"662ac3d\" 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-5bc195f elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"5bc195f\" 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 D1894 \uace0\uc815 \uc7a5\uce58 \ubc0f \uc124\uc815 \uace0\ub824 \uc0ac\ud56d<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ac9f0d2 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"ac9f0d2\" 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 data-start=\"4153\" data-end=\"4278\">\uadf8\ub9ac\uace0 <strong data-start=\"4157\" data-end=\"4179\">ASTM D1894 \uace0\uc815 \uc7a5\uce58<\/strong> \uc5d0\ub294 \uc9c0\uc815\ub41c \ubb34\uac8c\uc640 \uce58\uc218\uc758 \ud3c9\ud3c9\ud55c \ud3c9\uba74\uacfc \uc370\ub9e4\uac00 \ud3ec\ud568\ub429\ub2c8\ub2e4. \uc7ac\ud604\uc131\uc744 \ud655\ubcf4\ud558\uae30 \uc704\ud574:<\/p><ul><li data-start=\"4282\" data-end=\"4355\">\uc370\ub9e4\ub294 \uc2dc\ub8cc\uc758 \uae30\uacc4 \ubc29\ud5a5\uacfc \ud3c9\ud589\ud558\uac8c \uc6c0\uc9c1\uc5ec\uc57c \ud569\ub2c8\ub2e4.<\/li><li data-start=\"4358\" data-end=\"4426\">\ubaa8\uc11c\ub9ac\ub294 \uc815\uc0ac\uac01\ud615\uc774\uc5b4\uc57c \ud558\uba70 \ud45c\ubcf8\uc740 \uc8fc\ub984 \uc5c6\uc774 \ud3c9\ud3c9\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li><li data-start=\"4429\" data-end=\"4515\">\uac01 \uc0d8\ud50c\uc5d0 \ub300\ud574 \ucd5c\uc18c 5\uac1c\uc758 \ud45c\ubcf8\uc744 \ud14c\uc2a4\ud2b8\ud558\uc5ec \ubcc0\ub3d9\uc131\uc744 \uace0\ub824\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li><\/ul><p data-start=\"4517\" data-end=\"4633\">\uc774\ub7ec\ud55c \uc138\ubd80 \uc0ac\ud56d\uc5d0 \uc8fc\uc758\ub97c \uae30\uc6b8\uc774\uba74 \uc2dc\ub8cc\uc758 \ubd88\uaddc\uce59\uc131\uc774\ub098 \ubd80\uc801\uc808\ud55c \uc7a5\ucc29\uc73c\ub85c \uc778\ud574 \uacb0\uacfc\uac00 \uc65c\uace1\ub418\ub294 \uac83\uc744 \ubc29\uc9c0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/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-25d6974 e-flex e-con-boxed e-con e-parent\" data-id=\"25d6974\" 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-beb4dba elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"beb4dba\" 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 D1894 \ud14c\uc2a4\ud2b8: \uc911\uc694\ud55c \uc774\uc720<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b35d205 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"b35d205\" 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 data-start=\"1712\" data-end=\"1902\">\uadf8\ub9ac\uace0 <strong data-start=\"1716\" data-end=\"1738\">ASTM D1894 \ud14c\uc2a4\ud2b8<\/strong> \uc808\ucc28\ub294 \uc790\uc7ac \uacf5\uae09\uc5c5\uccb4\uc640 \ucd5c\uc885 \uc0ac\uc6a9\uc790\uac00 \uacf5\ud1b5\uc758 \uae30\uc220 \uc5b8\uc5b4\ub85c \uc18c\ud1b5\ud560 \uc218 \uc788\ub3c4\ub85d \ubcf4\uc7a5\ud569\ub2c8\ub2e4. \uc774 \ud14c\uc2a4\ud2b8\uac00 \ub110\ub9ac \uc801\uc6a9\ub418\ub294 \uba87 \uac00\uc9c0 \uc8fc\uc694 \uc774\uc720\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/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-cca6b83 e-grid e-con-full e-con e-child\" data-id=\"cca6b83\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-43f140f e-con-full e-flex e-con e-child\" data-id=\"43f140f\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4aaca6d elementor-widget elementor-widget-heading\" data-id=\"4aaca6d\" 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\">\ud504\ub85c\ub355\uc158 \ud488\uc9c8 \ubcf4\uc99d<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5cb04ab elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"5cb04ab\" 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>\uacbd\ud5d8\uc801 COF \uac12\uc744 \ud1b5\ud574 \uc601\ud654 \uc81c\uc791\uc790\ub294 \uc2ac\ub9bd \uc18d\uc131\uc744 \ubaa8\ub2c8\ud130\ub9c1\ud558\uace0 \uc77c\uad00\uc131\uc744 \uc720\uc9c0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/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-cebaebb e-con-full e-flex e-con e-child\" data-id=\"cebaebb\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a94d1e5 elementor-widget elementor-widget-heading\" data-id=\"a94d1e5\" 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\">\ud328\ud0a4\uc9d5 \uc131\ub2a5 \uc608\uce21<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3333f6a elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"3333f6a\" 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>\ud14c\uc2a4\ud2b8 \uacb0\uacfc\uc640 \uc2e4\uc81c \uc131\ub2a5\uc758 \uc0c1\uad00\uad00\uacc4\ub97c \ud30c\uc545\ud568\uc73c\ub85c\uc368 \uc81c\uc870\uc5c5\uccb4\ub294 \ubb38\uc81c\uac00 \ubc1c\uc0dd\ud558\uae30 \uc804\uc5d0 \ucc98\ub9ac \ubb38\uc81c\ub97c \uc608\uce21\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/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-bfb5798 e-con-full e-flex e-con e-child\" data-id=\"bfb5798\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-38d70d9 elementor-widget elementor-widget-heading\" data-id=\"38d70d9\" 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\">\ucd94\uac00 \ud3c9\uac00<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3773016 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"3773016\" 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>\ubbf8\ub044\ub7ec\uc9d0 \ud2b9\uc131\uc740 \ud3f4\ub9ac\uc5d0\ud2f8\ub80c\uacfc \uac19\uc740 \ud544\ub984\uc758 \ucca8\uac00\uc81c\ub85c \uc778\ud574 \ubc1c\uc0dd\ud558\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4. \ud14c\uc2a4\ud2b8\ub294 \uc774\ub7ec\ud55c \ucca8\uac00\uc81c\uc758 \ud6a8\uacfc\uc640 \uc548\uc815\uc131\uc744 \ud3c9\uac00\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4.<\/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-4b2c572 e-con-full e-flex e-con e-child\" data-id=\"4b2c572\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-49c7ffd elementor-widget elementor-widget-heading\" data-id=\"49c7ffd\" 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\">\uc5d0\uc774\uc9d5 \ubc0f \ud45c\uba74 \uc0c1\ud0dc \ud6a8\uacfc<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3390706 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"3390706\" 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 data-start=\"2386\" data-end=\"2545\">\uc774 \ud14c\uc2a4\ud2b8\ub294 \uc2dc\uac04 \uc758\uc874\uc801 \ucca8\uac00\uc81c\uac00 \ud3ec\ud568\ub41c \ud544\ub984\uc5d0\uc11c \uc911\uc694\ud55c \uc694\uc18c\uc778 \uc2ac\ub9bd \ud2b9\uc131\uc774 \uc2dc\uac04\uc5d0 \ub530\ub77c \uc5b4\ub5bb\uac8c \ubcc0\ud558\ub294\uc9c0\ub97c \uac15\uc870\ud569\ub2c8\ub2e4.<\/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\">\uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<\/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=\"\uc544\ucf54\ub514\uc5b8. Enter \ub610\ub294 \uc2a4\ud398\uc774\uc2a4\ub85c \ub9c1\ud06c\ub97c \uc5f4\uace0, Escape\ub85c \ub2eb\uace0, \ud654\uc0b4\ud45c \ud0a4\ub85c \ud0d0\uc0c9\ud569\ub2c8\ub2e4.\">\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. \ud3ec\uc7a5 \uc0b0\uc5c5\uc5d0\uc11c ASTM D1894\uac00 \uc911\uc694\ud55c \uc774\uc720\ub294 \ubb34\uc5c7\uc778\uac00\uc694? <\/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>\ud50c\ub77c\uc2a4\ud2f1 \ud544\ub984\uc774 \uc6d0\ud65c\ud55c \uac00\uacf5\uacfc \uc81c\ud488 \ubcf4\ud638\ub97c \uc704\ud574 \uc62c\ubc14\ub978 \ubbf8\ub044\ub7fc \ud2b9\uc131\uc744 \uac16\ub3c4\ub85d \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/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. \uc815\ub9c8\ucc30\uacc4\uc218\uc640 \uc6b4\ub3d9\ub9c8\ucc30\uacc4\uc218\uc758 \ucc28\uc774\uc810\uc740 \ubb34\uc5c7\uc778\uac00\uc694? <\/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>\uc815\uc801 COF\ub294 \uc6c0\uc9c1\uc784\uc744 \uc2dc\uc791\ud558\ub294 \ub370 \ud544\uc694\ud55c \ud798\uc744 \uce21\uc815\ud558\uace0, \uc6b4\ub3d9 COF\ub294 \uc6c0\uc9c1\uc784\uc744 \uc720\uc9c0\ud558\ub294 \ub370 \ud544\uc694\ud55c \ud798\uc744 \uce21\uc815\ud569\ub2c8\ub2e4.<\/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. \ud658\uacbd \uc870\uac74\uc774 COF \ud14c\uc2a4\ud2b8\uc5d0 \uc5b4\ub5a4 \uc601\ud5a5\uc744 \ubbf8\uce58\ub098\uc694? <\/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>\uc628\ub3c4, \uc2b5\ub3c4 \ubc0f \ud45c\uba74 \uc624\uc5fc \ubb3c\uc9c8\uc740 \ub9c8\ucc30 \uce21\uc815\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce60 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/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<\/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 Static and Kinetic Coefficients of Friction of Plastic Film and Sheeting In material testing, ASTM D1894 is one of the most widely recognized standards for determining the static and kinetic coefficients of friction of plastic films and sheeting. This standard test method provides crucial data for evaluating slip properties, which directly affect [&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-134","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.coefficientfriction.com\/ko\/wp-json\/wp\/v2\/pages\/134","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.coefficientfriction.com\/ko\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.coefficientfriction.com\/ko\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.coefficientfriction.com\/ko\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.coefficientfriction.com\/ko\/wp-json\/wp\/v2\/comments?post=134"}],"version-history":[{"count":6,"href":"https:\/\/www.coefficientfriction.com\/ko\/wp-json\/wp\/v2\/pages\/134\/revisions"}],"predecessor-version":[{"id":708,"href":"https:\/\/www.coefficientfriction.com\/ko\/wp-json\/wp\/v2\/pages\/134\/revisions\/708"}],"wp:attachment":[{"href":"https:\/\/www.coefficientfriction.com\/ko\/wp-json\/wp\/v2\/media?parent=134"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}