{"id":3692,"date":"2021-11-29T16:36:39","date_gmt":"2021-11-29T16:36:39","guid":{"rendered":"https:\/\/tribologie-mannheim.de\/equipment\/bigfret\/"},"modified":"2023-01-04T10:51:01","modified_gmt":"2023-01-04T10:51:01","slug":"bigfret","status":"publish","type":"page","link":"https:\/\/tribologie-mannheim.de\/en\/equipment\/bigfret\/","title":{"rendered":"BigFret"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"3692\" class=\"elementor elementor-3692 elementor-1260\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-58ea84b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"58ea84b\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-00626a5\" data-id=\"00626a5\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4e83235 elementor-view-framed elementor-shape-circle elementor-widget elementor-widget-icon\" data-id=\"4e83235\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-wrapper\">\n\t\t\t<div class=\"elementor-icon\">\n\t\t\t<i aria-hidden=\"true\" class=\"fas fa-certificate\"><\/i>\t\t\t<\/div>\n\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<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-aa33e6c\" data-id=\"aa33e6c\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-84f3bd4 elementor-widget elementor-widget-spacer\" data-id=\"84f3bd4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\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-7d0c03a elementor-widget elementor-widget-text-editor\" data-id=\"7d0c03a\" data-element_type=\"widget\" data-e-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<h2>The Fretting\u00a0 test rig &#8220;BigFret&#8221;<\/h2>\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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9bc256d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9bc256d\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-dc017ff\" data-id=\"dc017ff\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b189f2f elementor-widget elementor-widget-image\" data-id=\"b189f2f\" data-element_type=\"widget\" data-e-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 fetchpriority=\"high\" decoding=\"async\" width=\"550\" height=\"230\" src=\"https:\/\/tribologie-mannheim.de\/wp-content\/uploads\/2021\/11\/title-grafik-bigfret.png\" class=\"attachment-large size-large wp-image-3278\" alt=\"\" srcset=\"https:\/\/tribologie-mannheim.de\/wp-content\/uploads\/2021\/11\/title-grafik-bigfret.png 550w, https:\/\/tribologie-mannheim.de\/wp-content\/uploads\/2021\/11\/title-grafik-bigfret-300x125.png 300w\" sizes=\"(max-width: 550px) 100vw, 550px\" \/>\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\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-ee4a898\" data-id=\"ee4a898\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1d1e171 elementor-widget elementor-widget-text-editor\" data-id=\"1d1e171\" data-element_type=\"widget\" data-e-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>The special Fretting test rig &#8220;BigFret&#8221; was developed and built by our colleague Mr. Buse in the course of his doctorate.<\/p>\n<p>It enables the wear mechanism tribochemical reaction &#8211; also called fretting corrosion or tribooxidation &#8211; to be studied with high precision.<\/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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-47d7118 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"47d7118\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-3e24454\" data-id=\"3e24454\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e565e3d elementor-widget elementor-widget-image\" data-id=\"e565e3d\" data-element_type=\"widget\" data-e-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=\"110\" height=\"180\" src=\"https:\/\/tribologie-mannheim.de\/wp-content\/uploads\/2021\/11\/bigfret1.jpg\" class=\"attachment-large size-large wp-image-3279\" alt=\"\" \/>\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\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-b67d5fc\" data-id=\"b67d5fc\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-93bbd12 elementor-widget elementor-widget-text-editor\" data-id=\"93bbd12\" data-element_type=\"widget\" data-e-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>In contrast to existing model test equipment, flat contacts can also be reliably set and tested on the test stand. The drive train is extremely rigid, so that even movements in the micrometer range can be cleanly controlled and checked.<\/p>\n<p>By default, two 10 mm x 8 mm platelets are used as test specimens, which can be easily made from any materials.<\/p>\n\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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-46a0c93 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"46a0c93\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6901dff\" data-id=\"6901dff\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-fa7323a elementor-widget elementor-widget-text-editor\" data-id=\"fa7323a\" data-element_type=\"widget\" data-e-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<table class=\"style6\" cellspacing=\"0\"><tbody><tr><td class=\"style39\" valign=\"top\"><span class=\"style21\"><strong>Test bench parameters<\/strong><\/span><\/td><td class=\"style47\" valign=\"top\">\u00a0<\/td><\/tr><tr><td class=\"style39\" valign=\"top\">Normal force<\/td><td class=\"style57\" valign=\"top\">up to 1,500 N corresponds to 23 MPa with plain surface contact 8 mm x 8 mm<\/td><\/tr><tr><td class=\"style59\" valign=\"top\">Frequency<\/td><td class=\"style58\" valign=\"top\">50 Hz<\/td><\/tr><tr><td class=\"style39\" valign=\"top\">Hub<\/td><td class=\"style57\" valign=\"top\">20 to 600 \u00b5m<\/td><\/tr><tr><td class=\"style59\" valign=\"top\">Movement type<\/td><td class=\"style58\" valign=\"top\">Oscillating sliding<\/td><\/tr><tr><td class=\"style39\" valign=\"top\">Lubrication conditions<\/td><td class=\"style57\" valign=\"top\">Dry running, mixed friction<\/td><\/tr><tr><td class=\"style59\" valign=\"top\">Temperature control<\/td><td class=\"style58\" valign=\"top\">RT up to 120\u00b0C<\/td><\/tr><tr><td class=\"style39\" valign=\"top\">Measured variables<\/td><td class=\"style57\" valign=\"top\">Friction force (up to 1000 N); stroke, normal force Video inspection of the friction point<br \/>(incl. cyclic opening)<\/td><\/tr><tr><td class=\"style59\" valign=\"top\">Specimen<\/td><td class=\"style58\" valign=\"top\">10 mm x 8 mm x 2 mm<\/td><\/tr><tr><td class=\"style39\" valign=\"top\">Sample rate<\/td><td class=\"style57\" valign=\"top\">Up to 50 kHz<\/td><\/tr><\/tbody><\/table>\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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-615a747 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"615a747\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-686569d\" data-id=\"686569d\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0c23000 elementor-widget elementor-widget-text-editor\" data-id=\"0c23000\" data-element_type=\"widget\" data-e-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><strong>Detail sketch fretting corrosion tester<\/strong><\/p>\n\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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-f5cd365 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f5cd365\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-762de52\" data-id=\"762de52\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-015c6da elementor-widget elementor-widget-image\" data-id=\"015c6da\" data-element_type=\"widget\" data-e-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=\"284\" height=\"163\" src=\"https:\/\/tribologie-mannheim.de\/wp-content\/uploads\/2021\/11\/bigfret_small.jpg\" class=\"attachment-large size-large wp-image-3280\" alt=\"\" \/>\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\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-66 elementor-top-column elementor-element elementor-element-a111e24\" data-id=\"a111e24\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p> &#8230; <a title=\"BigFret\" class=\"read-more\" href=\"https:\/\/tribologie-mannheim.de\/en\/equipment\/bigfret\/\" aria-label=\"Read more about BigFret\">Read more<\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"parent":3505,"menu_order":1,"comment_status":"closed","ping_status":"open","template":"","meta":{"sfsi_plus_gutenberg_text_before_share":"","sfsi_plus_gutenberg_show_text_before_share":"","sfsi_plus_gutenberg_icon_type":"","sfsi_plus_gutenberg_icon_alignemt":"","sfsi_plus_gutenburg_max_per_row":"","footnotes":""},"class_list":["post-3692","page","type-page","status-publish"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>BigFret - Tribologie Mannheim<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/tribologie-mannheim.de\/en\/equipment\/bigfret\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"BigFret - Tribologie Mannheim\" \/>\n<meta property=\"og:description\" content=\"... 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