{"id":33554,"date":"2025-04-12T16:21:52","date_gmt":"2025-04-12T08:21:52","guid":{"rendered":"https:\/\/www.ray-tron.com\/?p=33554"},"modified":"2025-04-12T16:21:59","modified_gmt":"2025-04-12T08:21:59","slug":"what-is-the-effect-of-the-bending-degree-of-copper-clad-aluminum-strip","status":"publish","type":"post","link":"https:\/\/www.ray-tron.com\/en\/what-is-the-effect-of-the-bending-degree-of-copper-clad-aluminum-strip\/","title":{"rendered":"What is the effect of the bending degree of copper clad aluminum strip"},"content":{"rendered":"<p>The curvature of copper-clad aluminum strip is one of the important indicators to measure its flexibility, ability to adapt to the installation environment and the firmness of the copper layer.<a href=\"https:\/\/www.ray-tron.com\/en\/pvribbon\/\" data-internallinksmanager029f6b8e52c=\"43\" title=\"Photovoltaic welding ribbon\">Photovoltaic welding ribbon<\/a>, electronic connection belt and other scenes.<strong>Copper clad aluminum strip bending<\/strong>Detailed description:<\/p><hr class=\"wp-block-separator has-alpha-channel-opacity\"\/><h3 class=\"wp-block-heading\">\u2705 What is curvature?<\/h3><p>Flexibility refers to the ability of a material to resist deformation when bent, generally expressed as<strong>Minimum bending radius<\/strong>(Bending Radius) or<strong>Number of bends<\/strong>For copper-clad aluminum strip, the curvature shows its structural integrity and the stability of the copper-aluminum layer bonding.<\/p><hr class=\"wp-block-separator has-alpha-channel-opacity\"\/><h3 class=\"wp-block-heading\">\u2705 Key parameters of copper clad aluminum strip bending performance<\/h3><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>parameter<\/th><th>Conventional performance (reference value)<\/th><th>illustrate<\/th><\/tr><\/thead><tbody><tr><td><strong>Minimum bending radius<\/strong><\/td><td>\u226510D (D=strip thickness)<\/td><td>Bending radii less than 10 times the tape thickness are generally not recommended<\/td><\/tr><tr><td><strong>Bending times<\/strong><\/td><td>\u226510 times (no copper layer cracking\/falling off)<\/td><td>Indicates the maximum durability of the strip bending back and forth<\/td><\/tr><tr><td><strong>Copper layer bonding strength<\/strong><\/td><td>\u226510N\/cm\uff08<a href=\"https:\/\/www.ray-tron.com\/en\/\" data-internallinksmanager029f6b8e52c=\"19\" title=\"Ruichuang 2\">Raytron<\/a>Excellent level)<\/td><td>A strong combination can support multiple bends<\/td><\/tr><tr><td><strong>Recommended copper layer thickness<\/strong><\/td><td>\u22650.05mm<\/td><td>When the copper layer is too thin, it is easy to crack or lose its conductive performance when bent.<\/td><\/tr><tr><td><strong>Thickness tolerance<\/strong><\/td><td>\u00b10.003mm (high-quality strip)<\/td><td>The smaller the better it is at maintaining a stable structure when bending.<\/td><\/tr><\/tbody><\/table><\/figure><hr class=\"wp-block-separator has-alpha-channel-opacity\"\/><h3 class=\"wp-block-heading\">\u2705 Factors affecting bending performance<\/h3><ol class=\"wp-block-list\"><li><strong>Copper-aluminum bonding process<\/strong><ul class=\"wp-block-list\"><li>Adopt high pressure hot compound or continuous calendering technology, which can be tightly combined and bend without delamination;<\/li><\/ul><\/li>\n\n<li><strong>Copper layer thickness<\/strong><ul class=\"wp-block-list\"><li>If the copper layer is too thin (e.g. &lt;0.03mm), it is easy to crack or break during bending;<\/li><\/ul><\/li>\n\n<li><strong>Strip hardness matching<\/strong><ul class=\"wp-block-list\"><li>If the hardness is too high, it is not easy to bend; if the hardness is too low, it is easy to collapse and deform;<\/li><\/ul><\/li>\n\n<li><strong>Whether annealing treatment<\/strong><ul class=\"wp-block-list\"><li>Fully annealed copper-clad aluminum strip has better flexibility and is suitable for frequent bending processes;<\/li><\/ul><\/li>\n\n<li><strong>Strip width-to-thickness ratio<\/strong><ul class=\"wp-block-list\"><li>The larger the width-to-thickness ratio, the more likely it is to cause curling or &quot;edge chipping&quot;.<\/li><\/ul><\/li><\/ol><hr class=\"wp-block-separator has-alpha-channel-opacity\"\/><h3 class=\"wp-block-heading\">\u2705 Ruichuang&#039;s advantages (with examples)<\/h3><p>High performance produced by Ruichuang<a href=\"https:\/\/www.ray-tron.com\/en\/tongbaolvdai\/\" data-internallinksmanager029f6b8e52c=\"178\" title=\"Copper clad aluminum strip manufacturer_Copper clad aluminum wire supplier_Copper clad aluminum strip wholesaler manufacturer\">Copper clad aluminum strip<\/a>, bending performance can achieve:<\/p><ul class=\"wp-block-list\"><li><strong>Copper layer thickness \u2265 0.05mm, peel strength &gt; 12N\/cm<\/strong>;<\/li>\n\n<li><strong>No cracking after repeated bending at \u00b1180\u00b0 for more than 10 times<\/strong>;<\/li>\n\n<li><strong>Comprehensive annealing process + high-precision calendering technology, no delamination or warping when bending<\/strong>.<\/li><\/ul>","protected":false},"excerpt":{"rendered":"<p>The curvature of copper-clad aluminum strip is one of the important indicators to measure its flexibility, ability to adapt to the installation environment and the firmness of the copper layer. In photovoltaic welding strips, electronic connection strips, etc. [\u2026]<\/p>","protected":false},"author":1,"featured_media":9053,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[19],"tags":[],"class_list":["post-33554","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/www.ray-tron.com\/en\/wp-json\/wp\/v2\/posts\/33554","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ray-tron.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ray-tron.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ray-tron.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ray-tron.com\/en\/wp-json\/wp\/v2\/comments?post=33554"}],"version-history":[{"count":0,"href":"https:\/\/www.ray-tron.com\/en\/wp-json\/wp\/v2\/posts\/33554\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ray-tron.com\/en\/wp-json\/wp\/v2\/media\/9053"}],"wp:attachment":[{"href":"https:\/\/www.ray-tron.com\/en\/wp-json\/wp\/v2\/media?parent=33554"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ray-tron.com\/en\/wp-json\/wp\/v2\/categories?post=33554"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ray-tron.com\/en\/wp-json\/wp\/v2\/tags?post=33554"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}