{"id":33556,"date":"2025-04-12T16:27:42","date_gmt":"2025-04-12T08:27:42","guid":{"rendered":"https:\/\/www.ray-tron.com\/?p=33556"},"modified":"2025-04-12T16:27:49","modified_gmt":"2025-04-12T08:27:49","slug":"key-technical-parameter-requirements-of-copper-clad-aluminum-strip","status":"publish","type":"post","link":"https:\/\/www.ray-tron.com\/en\/key-technical-parameter-requirements-of-copper-clad-aluminum-strip\/","title":{"rendered":"Key technical parameter requirements of copper clad aluminum strip"},"content":{"rendered":"

Copper clad aluminum strip is a composite conductor material.Photovoltaic welding ribbon<\/a>, cable conductors, electrical connections and other fields. In order to ensure itsPerformance, reliability and security<\/strong>, copper clad aluminum strip needs to meet a series ofKey technical parameter requirements<\/strong>:<\/p>

\ud83e\uddea Main technical parameter requirements of copper clad aluminum strip<\/h3>

1. Structural parameters<\/strong><\/h4>
  • Total thickness tolerance<\/strong>\uff1a\u00b10.003mm\uff5e\u00b10.005mm\uff08high precision grade\uff09<\/li>\n\n
  • Strip width tolerance<\/strong>\uff1aWithin \u00b10.05mm<\/li>\n\n
  • Copper layer thickness<\/strong>:
    • Standard type: \u22650.03mm<\/li>\n\n
    • Photovoltaic ribbon\/high-demand applications: \u22650.05mm<\/li><\/ul><\/li>\n\n
    • Copper layer uniformity<\/strong>\uff1aThe copper layer thickness is evenly distributed, with a deviation of <\u00b110%<\/li><\/ul>

      2. Conductive properties<\/strong><\/h4>
      • Conductivity<\/strong>\uff1a\u226560% IACS (commonly 62~65% IACS)<\/li>\n\n
      • Resistivity<\/strong>\uff1a\u22640.028\u03a9\u00b7mm\u00b2\/m (copper clad aluminum overall resistivity)<\/li>\n\n
      • Continuity test<\/strong>: No broken circuit or broken copper layer in the whole belt<\/li><\/ul>

        3. Combination performance<\/strong><\/h4>
        • Copper-aluminum peel strength<\/strong>:
          • \u226510N\/cm (normal requirement)<\/li>\n\n
          • \u226512N\/cm (high-end products such as photovoltaic welding ribbons)<\/li><\/ul><\/li>\n\n
          • Interlayer bonding method<\/strong>: Use continuous hot pressing or calendering diffusion bonding to avoid using adhesives and other methods that reduce performance<\/li><\/ul>

            4. Mechanical properties<\/strong><\/h4>
            • tensile strength<\/strong>\uff1a\u226580MPa (annealed state)<\/li>\n\n
            • Elongation<\/strong>\uff1a\u226520%<\/li>\n\n
            • Bending times<\/strong>: Repeated 180\u00b0 bending \u226510 times without cracking or delamination<\/li><\/ul>

              5. Heat treatment status<\/strong><\/h4>
              • Available:
                • Full soft state (annealing)<\/strong>: Suitable for welding and bending processes<\/li>\n\n
                • Semi-hard<\/strong>\uff1aSuitable for cable conductor reinforcement structure<\/li><\/ul><\/li><\/ul>

                  6. Surface quality<\/strong><\/h4>
                  • Smooth and clean without oxidation, scratches, delamination, peeling, or crushing<\/li>\n\n
                  • Available upon request: tinned\/glossy\/reflective\/blackened surface<\/li><\/ul>

                    \u2705 Typical requirements for technical parameters in application areas (brief examples)<\/h3>
                    Applications<\/th>Copper layer thickness<\/th>Peel strength<\/th>Conductivity<\/th>Bending performance<\/th><\/tr><\/thead>
                    Photovoltaic welding ribbon<\/td>\u22650.05mm<\/td>\u226512N\/cm<\/td>\u226562%<\/td>high<\/td><\/tr>
                    Cable conductor<\/td>\u22650.03mm<\/td>\u226510N\/cm<\/td>\u226560%<\/td>middle<\/td><\/tr>
                    SMT connection\/new energy<\/td>\u22650.04mm<\/td>\u226511N\/cm<\/td>\u226563%<\/td>high<\/td><\/tr><\/tbody><\/table><\/figure>","protected":false},"excerpt":{"rendered":"

                    Copper clad aluminum strip, as a composite conductor material, is increasingly used in photovoltaic welding strips, cable conductors, electrical connections and other fields. In order to ensure its performance in various applications, the copper clad aluminum strip is widely ...<\/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-33556","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\/33556","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=33556"}],"version-history":[{"count":0,"href":"https:\/\/www.ray-tron.com\/en\/wp-json\/wp\/v2\/posts\/33556\/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=33556"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ray-tron.com\/en\/wp-json\/wp\/v2\/categories?post=33556"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ray-tron.com\/en\/wp-json\/wp\/v2\/tags?post=33556"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}