{"id":1801,"date":"2011-11-10T09:57:27","date_gmt":"2011-11-10T09:57:27","guid":{"rendered":"https:\/\/permabond.com\/temperature-resistant-adhesives\/"},"modified":"2025-02-11T23:04:33","modified_gmt":"2025-02-11T23:04:33","slug":"temperature-resistant-adhesives","status":"publish","type":"post","link":"https:\/\/permabond.com\/de\/temperature-resistant-adhesives\/","title":{"rendered":"High Temperature Adhesives &#038; Heat Resistant Adhesives"},"content":{"rendered":"<h2><strong>Heat Resistant Adhesives<\/strong><\/h2>\r\n<ul>\r\n<li>Temperature Resistance<\/li>\r\n<li>Differential Thermal Expansion<\/li>\r\n<li>Thermal Cycle \u2013 Thermal Shock<\/li>\r\n<\/ul>\r\n<p>Why are some adhesives listed as high temperature resistant when they resist only 150\u00b0C, while others are classified as high temperature resistant and resist 300\u00b0C or more?\u00a0 The classifications are based on what typical temperature resistance is for that technology.\u00a0 For example, a standard <a href=\"https:\/\/permabond.com\/products\/anaerobic-adhesives-and-sealants\/\">anaerobic<\/a> threadlocker resists 150\u00b0C, so a threadlocker that resists 230\u00b0C is a high-temperature resistant threadlocker. At the same time, standard ethyl-based <a href=\"https:\/\/permabond.com\/products\/cyanoacrylate-adhesives\/\">cyanoacrylates<\/a> resist 82 \u00b0C, whereas some specialty grades can withstand 250\u00b0C.<\/p>\r\n<p style=\"margin: 0; padding: 0;\"><!--more--><\/p>\r\n<p>Organic adhesives such as <a href=\"https:\/\/permabond.com\/products\/cyanoacrylate-adhesives\/\">cyanoacrylate<\/a>, <a href=\"https:\/\/permabond.com\/products\/epoxies-two-part-epoxy-adhesives\/\">epoxy<\/a>, <a href=\"https:\/\/permabond.com\/products\/structural-acrylic-adhesives\/\">acrylic<\/a>, <a href=\"https:\/\/permabond.com\/products\/anaerobic-adhesives-and-sealants\/\">anaerobic<\/a>, and <a href=\"https:\/\/permabond.com\/products\/uv-glue-uv-adhesive\/\">UV curable<\/a> acrylates will break down around 250, and 300\u00b0C.\u00a0 Where inorganic-based adhesives such as ceramic threadlockers can resist up to 650\u00b0C and silicone based can exceed 350\u00b0C.<\/p>\r\n<h2><strong>Differential Thermal Expansion <\/strong><\/h2>\r\n<p>The ability of the adhesive itself to resist breakdown due to high temperature is only one facet of a complex set of conditions.\u00a0 Adhesives can soften as temperature increases.\u00a0 This can be an added benefit as they absorb stresses related to differential coefficients of expansion and contraction.\u00a0 However, when designing with heat-resistant adhesives for high-temperature applications, it is best to test the joint strength at the required temperature.\u00a0 This is often listed as Hot Strength.<\/p>\r\n<h2>Service Temperature<\/h2>\r\n<p>The service temperature listed for the adhesive is a guide.\u00a0 The factors affecting the actual service temperature of anyone bonded joint include:\u00a0<\/p>\r\n<ul>\r\n<li>Adhesion to the substrates<\/li>\r\n<li>Bond area<\/li>\r\n<li>Speed of the temperature change<\/li>\r\n<li>Amount of load or stress on the joint,<\/li>\r\n<li>Gap filled with the adhesive<\/li>\r\n<li>Coefficients of expansion of the two substrates<\/li>\r\n<li>Length of time at high temperature<\/li>\r\n<\/ul>\r\n<p>Most heat resistant adhesives can resist higher temperatures than what is listed as the service temperature for short periods of time, providing adhesion to the substrate is high and the stress is low.<\/p>\r\n<h2><strong>Thermal Cycle \/ Thermal Shock<\/strong><\/h2>\r\n<p>Many applications require the joint to be repeatedly heated and cooled.\u00a0 When two components, joined by mechanical means, experience thermal cycling micro cracking or stress fractures can form in the substrates.\u00a0 Therefore, adhesives that absorb stress can eliminate the breakdown of the substrates. Many adhesives designed to resist thermal cycle have higher degrees of flexibility. This consequently helps absorb the stresses related to the two components&#8217; expansion and contraction.<\/p>\r\n<p>The rate at which the temperature change occurs can be a large factor in how successful the bond is at resisting failure.\u00a0 Thermal shock is a very fast change in temperature.<\/p>\r\n<p>For further help and advice on heat resistant adhesives, please <a href=\"https:\/\/permabond.com\/contact-us\/\">contact<\/a> Permabond.<\/p>\r\n\r\n<figure class=\"wp-block-image size-medium\"><img decoding=\"async\" class=\"wp-image-7431\" src=\"https:\/\/permabond.com\/wp-content\/uploads\/2022\/11\/CA008250001Z0101-132x300.png\" alt=\"high temperature resistant cyanoacrylate\" \/><\/figure>\r\n","protected":false},"excerpt":{"rendered":"<p>Heat Resistant Adhesives Temperature Resistance Differential Thermal Expansion Thermal Cycle \u2013 Thermal Shock Why are some adhesives listed as high temperature resistant when they resist only 150\u00b0C, while others are classified as high temperature resistant and resist 300\u00b0C or more?\u00a0 The classifications are based on what typical temperature resistance is for that technology.\u00a0 For example, [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":1802,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[602,605],"tags":[42,286,75,287,288],"class_list":["post-1801","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-adhesive-properties","category-heat-resistant-high-temperature-resistant","tag-adhesives","tag-differential-thermal-expansion","tag-epoxy","tag-temperature-resistance","tag-thermal-cycle"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.2 (Yoast SEO v27.2) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Heat Resistant Adhesives | High Temperature Adhesives<\/title>\n<meta name=\"description\" content=\"Heat resistant adhesives. Explore temperature resistance, thermal expansion, and thermal cycle\/shock, &amp; service temperature.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/permabond.com\/de\/temperature-resistant-adhesives\/\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"High Temperature Adhesives &amp; Heat Resistant Adhesives\" \/>\n<meta property=\"og:description\" content=\"Heat resistant adhesives. Explore temperature resistance, thermal expansion, and thermal cycle\/shock, &amp; service temperature.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/permabond.com\/de\/temperature-resistant-adhesives\/\" \/>\n<meta property=\"og:site_name\" content=\"Permabond\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/permabondEA\/\" \/>\n<meta property=\"article:published_time\" content=\"2011-11-10T09:57:27+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-02-11T23:04:33+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/permabond.local\/wp-content\/uploads\/2022\/11\/CA008250001Z0101.png\" \/>\n\t<meta property=\"og:image:width\" content=\"659\" \/>\n\t<meta property=\"og:image:height\" content=\"1500\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Laurie Gibbons\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@PermabondEA\" \/>\n<meta name=\"twitter:site\" content=\"@PermabondEA\" \/>\n<meta name=\"twitter:label1\" content=\"Verfasst von\" \/>\n\t<meta name=\"twitter:data1\" content=\"Laurie Gibbons\" \/>\n\t<meta name=\"twitter:label2\" content=\"Gesch\u00e4tzte Lesezeit\" \/>\n\t<meta name=\"twitter:data2\" content=\"3\u00a0Minuten\" \/>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Heat Resistant Adhesives | High Temperature Adhesives","description":"Heat resistant adhesives. 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