{"id":212,"date":"2015-05-21T06:56:21","date_gmt":"2015-05-21T06:56:21","guid":{"rendered":"http:\/\/www.rigiflex.com\/blog\/?p=212"},"modified":"2025-06-11T09:53:13","modified_gmt":"2025-06-11T09:53:13","slug":"what-is-bookbinding-construction-of-pcbs","status":"publish","type":"post","link":"https:\/\/www.rigiflex.com\/blog\/what-is-bookbinding-construction-of-pcbs\/","title":{"rendered":"What is Bookbinding Construction of PCBs?"},"content":{"rendered":"<p align=\"justify\">Bookbinding construction of Printed Circuit Boards (PCBs) is used to accommodate a higher count of boards. PCBs featuring bookbinding construction are used when the boards need to negotiate a tight bend. For example, a 12 Layer Flex with bookbinding will be able to meet tighter tolerances with regard to the bend radius when compared to a 12 layer PCB that is bonded. Thus, bookbound flex PCBs are extremely useful in applications, which require intentional or unintentional bending.<\/p>\n<p align=\"justify\"><a href=\"https:\/\/www.rigiflex.com\/blog\/wp-content\/uploads\/2015\/05\/140.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-1399 size-full\" src=\"https:\/\/www.rigiflex.com\/blog\/wp-content\/uploads\/2015\/05\/140.png\" alt=\"Bookbinding construction of PCBs\" width=\"1200\" height=\"400\" srcset=\"https:\/\/www.rigiflex.com\/blog\/wp-content\/uploads\/2015\/05\/140.png 1200w, https:\/\/www.rigiflex.com\/blog\/wp-content\/uploads\/2015\/05\/140-300x100.png 300w, https:\/\/www.rigiflex.com\/blog\/wp-content\/uploads\/2015\/05\/140-768x256.png 768w, https:\/\/www.rigiflex.com\/blog\/wp-content\/uploads\/2015\/05\/140-1024x341.png 1024w, https:\/\/www.rigiflex.com\/blog\/wp-content\/uploads\/2015\/05\/140-1140x380.png 1140w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/a><\/p>\n<p align=\"justify\"><strong>Advantages of Bookbinding Construction<\/strong><\/p>\n<p align=\"justify\">PCBs with bookbinding construction are mostly used in critical applications. They feature the following advantages:<\/p>\n<div align=\"justify\">\n<ul>\n<li>One of the most efficient ways of creating a stacked PCB.<\/li>\n<li>Bookbinding of PCBs reduces stress experienced by the external circuits.<\/li>\n<li>They are compatible with all kinds of mounting and component fixing processes, such as SMT (Surface Mount Technology), through-hole technology (PTH), and wire bonding.<\/li>\n<li>The use of flexible material allows the PCB to perform bends of 180\u02da or more.<\/li>\n<li>It prevents the inner layers from buckling.<\/li>\n<li>It can be used for high density applications.<\/li>\n<li>It allows optimized (denser) circuitry as well.<\/li>\n<li>By reducing stress on the components and board, it increases the life of the PCB.<\/li>\n<\/ul>\n<\/div>\n<p align=\"justify\"><a href=\"http:\/\/www.rigiflex.com\/blog\/wp-content\/uploads\/2015\/05\/Flex-with-Book-Binding.png\"><img loading=\"lazy\" decoding=\"async\" class=\" size-medium wp-image-213 aligncenter\" src=\"http:\/\/www.rigiflex.com\/blog\/wp-content\/uploads\/2015\/05\/Flex-with-Book-Binding-300x190.png\" alt=\"Flex with Book Binding\" width=\"300\" height=\"190\" srcset=\"https:\/\/www.rigiflex.com\/blog\/wp-content\/uploads\/2015\/05\/Flex-with-Book-Binding-300x190.png 300w, https:\/\/www.rigiflex.com\/blog\/wp-content\/uploads\/2015\/05\/Flex-with-Book-Binding.png 879w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p align=\"justify\">When fabricating PCBs with a high number of layers, the copper traces should be placed either at right angles to the bend or conically. This allows the circuitry to bend in the direction of the bend rather than against it. Hence, the stress experienced by the circuit is also much lower.<\/p>\n<p align=\"justify\">Although PCBs with bookbinding construction are expensive, they are extremely reliable. They are used in high-cost applications, which require superior performance. <a href=\"http:\/\/www.rigiflex.com\/products-services\/flexible-pcb\/12-layer-flex-book-binding\">Flex bookbinding PCB<\/a> provide dependable performance, and are used in critical operations that are not allowed to fail.<\/p>\n<p align=\"justify\"><a href=\" https:\/\/www.rigiflex.com\/pcb-quote\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-781 size-full\" src=\" https:\/\/www.rigiflex.com\/blog\/wp-content\/uploads\/2023\/04\/PCB-Online-Quote.png\" alt=\"PCB Online Quote\" width=\"247\" height=\"50\" \/> <\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Bookbinding construction of Printed Circuit Boards (PCBs) is used to accommodate a higher count of boards. PCBs featuring bookbinding construction are used when the boards need to negotiate a tight bend. For example, a 12 Layer Flex with bookbinding will be able to meet tighter tolerances with regard to the bend radius when compared to<\/p>\n<p class=\"more-link\"><a href=\"https:\/\/www.rigiflex.com\/blog\/what-is-bookbinding-construction-of-pcbs\/\" class=\"themebutton\">Read More<\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[25],"class_list":["post-212","post","type-post","status-publish","format-standard","hentry","category-industrial","tag-flex-with-book-binding"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What is Bookbinding Construction of PCBs? - Rigiflex Technology Inc. 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