{"id":6087889,"date":"2026-05-29T09:41:41","date_gmt":"2026-05-29T07:41:41","guid":{"rendered":"https:\/\/boeck-technology.de\/?page_id=6087889"},"modified":"2026-05-29T09:41:41","modified_gmt":"2026-05-29T07:41:41","slug":"ridge","status":"publish","type":"page","link":"https:\/\/staging.boeck-technology.de\/en\/glossar\/blech\/grat\/","title":{"rendered":"Burr"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"6087889\" class=\"elementor elementor-6087889\" data-elementor-post-type=\"page\">\n\t\t\t\t<div data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"elementor-element elementor-element-2f03610e process-line wd-section-stretch e-flex e-con-boxed e-con e-parent\" data-id=\"2f03610e\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"wd-negative-gap elementor-element elementor-element-5b691655 e-flex e-con-boxed e-con e-child\" data-id=\"5b691655\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1fecf21 elementor-widget__width-auto tfc-scoreboard elementor-widget elementor-widget-heading\" data-id=\"1fecf21\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Burr<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-52470b1a color-scheme-inherit text-left elementor-widget elementor-widget-text-editor\" data-id=\"52470b1a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>A burr is an unwanted protrusion of material on workpiece edges that arises during thermal or mechanical machining processes. <br \/>Burrs affect edge quality, subsequent processes and the further processing of sheet metal components.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\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 data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"wd-negative-gap elementor-element elementor-element-6530bc97 wd-section-stretch e-flex e-con-boxed e-con e-child\" data-id=\"6530bc97\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5c41733a elementor-widget elementor-widget-html\" data-id=\"5c41733a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<section class=\"boeck-glossar-entry\">\r\n\r\n  <h2>Formation of burr<\/h2>\r\n\r\n  <p>\r\n    Burrs form when material is plastically displaced, raised, or not completely separated during the cutting or machining process. The extent of the burr formation depends, among other things, on the manufacturing process, the material, and the process parameters used.\r\n  <\/p>\r\n\r\n  <div class=\"boeck-info-box\">\r\n\r\n    <h3>Typical causes of burr formation<\/h3>\r\n\r\n    <ul>\r\n      <li>thermal separation processes<\/li>\r\n      <li>mechanical processing<\/li>\r\n      <li>tool wear<\/li>\r\n      <li>unsuitable process parameters<\/li>\r\n      <li>material deformation at the cut edge<\/li>\r\n    <\/ul>\r\n\r\n  <\/div>\r\n\r\n  <h2>Impact on subsequent processes<\/h2>\r\n\r\n  <p>\r\n    Remaining burrs can impair stable subsequent processes and negatively affect the function of components. Coating, assembly, and welding processes, in particular, are sensitive to uncontrolled material protrusions.\r\n  <\/p>\r\n\r\n  <div class=\"boeck-info-box\">\r\n\r\n    <h3>Possible effects<\/h3>\r\n\r\n    <ul>\r\n      <li>increased risk of injury<\/li>\r\n      <li>assembly problems<\/li>\r\n      <li>uneven coatings<\/li>\r\n      <li>unstable subsequent processes<\/li>\r\n      <li>increased post-processing effort<\/li>\r\n    <\/ul>\r\n\r\n  <\/div>\r\n\r\n  <h2>Deburring as a process step<\/h2>\r\n\r\n  <p>\r\n    In the deburring process step, material protrusions are removed in a controlled manner to create reproducible edge conditions and stable conditions for subsequent processing steps.\r\n  <\/p>\r\n\r\n  <p>\r\n    Depending on the initial condition and required edge quality, further processing steps such as edge rounding or surface finishing follow.\r\n  <\/p>\r\n\r\n  <div class=\"boeck-process-box\">\r\n\r\n    <span>Related process step<\/span>\r\n\r\n    <a href=\"\/en\/deburring-sheet-metal\/\">\r\n      Deburring sheet metal\r\n    <\/a>\r\n\r\n  <\/div>\r\n\r\n  <h2>Difference between primary burr and secondary burr<\/h2>\r\n\r\n  <p>\r\n    Primary burrs form directly during the cutting process. Secondary burrs, on the other hand, can only form in subsequent processing steps such as edge rounding.\r\n  <\/p>\r\n\r\n  <div class=\"boeck-info-box\">\r\n\r\n    <h3>Technical differences<\/h3>\r\n\r\n    <ul>\r\n\r\n      <li>\r\n        <strong>Primary burr:<\/strong>\r\n        occurs immediately during separation or cutting\r\n      <\/li>\r\n\r\n      <li>\r\n        <strong>Secondary burr:<\/strong>\r\n        results from material displacement in subsequent processes\r\n      <\/li>\r\n\r\n      <li>\r\n        <strong>Primary burr:<\/strong>\r\n        often sharp-edged material protrusion\r\n      <\/li>\r\n\r\n      <li>\r\n        <strong>Secondary burr:<\/strong>\r\n        frequent material dumping near the surface\r\n      <\/li>\r\n\r\n    <\/ul>\r\n\r\n  <\/div>\r\n\r\n  <h2>FAQ<\/h2>\r\n\r\n  <div class=\"boeck-faq-item\">\r\n\r\n    <h3>Why do burrs need to be removed?<\/h3>\r\n\r\n    <p>\r\n      Remaining burrs can impair edge quality, affect subsequent processes, and negatively impact workplace safety.\r\n    <\/p>\r\n\r\n  <\/div>\r\n\r\n  <div class=\"boeck-faq-item\">\r\n\r\n    <h3>In which processes does burr form?<\/h3>\r\n\r\n    <p>\r\n      Burrs are created during thermal and mechanical machining processes such as laser cutting, punching, milling or drilling.\r\n    <\/p>\r\n\r\n  <\/div>\r\n\r\n  <h2>Further topics<\/h2>\r\n\r\n  <div class=\"boeck-link-grid\">\r\n\r\n    <a href=\"\/en\/deburring-sheet-metal\/\" class=\"boeck-link-card\">\r\n\r\n      <strong>Deburring sheet metal<\/strong>\r\n\r\n      <span>\r\n        Process for the controlled removal of material protrusions.\r\n      <\/span>\r\n\r\n    <\/a>\r\n\r\n    <a href=\"\/en\/glossary\/sheet-metal\/primary-ridge\/\" class=\"boeck-link-card\">\r\n\r\n      <strong>Primary burr<\/strong>\r\n\r\n      <span>\r\n        Excess material that arises directly during the separation process.\r\n      <\/span>\r\n\r\n    <\/a>\r\n\r\n    <a href=\"\/en\/glossary\/sheet-metal\/secondary-ridge\/\" class=\"boeck-link-card\">\r\n\r\n      <strong>secondary burr.<\/strong>\r\n\r\n      <span>\r\n        Material build-up that can occur in subsequent processing steps.\r\n      <\/span>\r\n\r\n    <\/a>\r\n\r\n    <a href=\"\/en\/edge-rounding-sheet-metal\/\" class=\"boeck-link-card\">\r\n\r\n      <strong>Edge rounding of sheet metal<\/strong>\r\n\r\n      <span>\r\n        Process for generating a radius-like transition between surface and edge.\r\n      <\/span>\r\n\r\n    <\/a>\r\n\r\n  <\/div>\r\n\r\n<\/section>\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>Grat Ein Grat ist ein unerw\u00fcnschter Material\u00fcberstand an Werkst\u00fcckkanten, der bei thermischen oder mechanischen Bearbeitungsprozessen entsteht. Grate beeinflussen Kantenqualit\u00e4t, Folgeprozesse<\/p>","protected":false},"author":47,"featured_media":0,"parent":6087851,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-6087889","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.6.1 (Yoast SEO v27.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Grat in der Blechbearbeitung | Glossar<\/title>\n<meta name=\"description\" content=\"Ein Grat ist ein Material\u00fcberstand an Werkst\u00fcckkanten, der bei Trenn- oder Bearbeitungsprozessen entsteht und Folgeprozesse beeinflusst.\" \/>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" 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