{"id":1488,"date":"2025-01-31T12:29:56","date_gmt":"2025-01-31T12:29:56","guid":{"rendered":"https:\/\/cnc-machiningservices.com\/?post_type=material&#038;p=1488"},"modified":"2025-04-28T11:00:43","modified_gmt":"2025-04-28T11:00:43","slug":"fr4","status":"publish","type":"material","link":"https:\/\/cnc-machiningservices.com\/fr\/materiel\/fr4\/","title":{"rendered":"FR4"},"content":{"rendered":"<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n    <meta charset=\"UTF-8\">\n    <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\n    <style>\n        table {\n            width: 100%;\n            border-collapse: collapse;\n            font-size: 14px; \/* Default WordPress font size *\/\n        }\n        th, td {\n            border: 1px solid black;\n            padding: 8px;\n            text-align: left;\n        }\n        th {\n            font-weight: bold;\n        }\n        td:first-child {\n            width: 50%;\n        }\n        td:last-child {\n            width: 50%;\n        }\n    <\/style>\n<\/head>\n<body>\n\n<table>\n    <thead>\n        <tr>\n            <th>Propri\u00e9t\u00e9<\/th>\n            <th>Valeur<\/th>\n        <\/tr>\n    <\/thead>\n    <tbody>\n        <tr>\n            <td colspan=\"2\"><strong>Propri\u00e9t\u00e9s m\u00e9caniques<\/strong><\/td>\n        <\/tr>\n        <tr>\n            <td>R\u00e9sistance ultime \u00e0 la traction<\/td>\n            <td>240 - 310 MPa<\/td>\n        <\/tr>\n        <tr>\n            <td>Module de Young (module d'\u00e9lasticit\u00e9)<\/td>\n            <td>12 - 27 GPa<\/td>\n        <\/tr>\n        <tr>\n            <td>Allongement \u00e0 la rupture<\/td>\n            <td>0.008 &#8211; 0.01 %<\/td>\n        <\/tr>\n        <tr>\n            <td>Duret\u00e9<\/td>\n            <td>100 - 110 HRM<\/td>\n        <\/tr>\n\n        <tr>\n            <td colspan=\"2\"><strong>Propri\u00e9t\u00e9s physiques<\/strong><\/td>\n        <\/tr>\n        <tr>\n            <td>R\u00e9sistance aux UV<\/td>\n            <td>Bon<\/td>\n        <\/tr>\n\n        <tr>\n            <td colspan=\"2\"><strong>Propri\u00e9t\u00e9s thermiques<\/strong><\/td>\n        <\/tr>\n        <tr>\n            <td>Temp\u00e9rature de service maximale<\/td>\n            <td>122 - 145 \u00b0C<\/td>\n        <\/tr>\n        <tr>\n            <td>Coefficient de dilatation thermique<\/td>\n            <td>9.9 - 11.9 \u00d7 10<sup>-6<\/sup>\/\u00baC<\/td>\n        <\/tr>\n        <tr>\n            <td>Conductivit\u00e9 thermique<\/td>\n            <td>0,29 - 0,34 W\/(m\u22c5\u00b0C)<\/td>\n        <\/tr>\n\n        <tr>\n            <td colspan=\"2\"><strong>Propri\u00e9t\u00e9s \u00e9lectriques<\/strong><\/td>\n        <\/tr>\n        <tr>\n            <td>S\u00e9curit\u00e9 ESD<\/td>\n            <td>Non<\/td>\n        <\/tr>\n\n        <tr>\n            <td colspan=\"2\"><strong>Applications courantes<\/strong><\/td>\n        <\/tr>\n        <tr>\n            <td>Applications structurelles<\/td>\n            <td>Applications \u00e9lectriques<\/td>\n        <\/tr>\n        <tr>\n            <td>Cartes PC<\/td>\n            <td><\/td>\n        <\/tr>\n    <\/tbody>\n<\/table>\n\n<\/body>\n<\/html>","protected":false},"excerpt":{"rendered":"<p>Property Value Mechanical Properties Ultimate tensile strength 240 &#8211; 310 MPa Young&#8217;s modulus (modulus of elasticity) 12 &#8211; 27 GPa Elongation at break 0.008 &#8211; 0.01 % Hardness 100 &#8211; 110 HRM Physical Properties UV resistance Good Thermal Properties Maximum service temperature 122 &#8211; 145 \u00b0C Thermal expansion coefficient 9.9 &#8211; 11.9 \u00d7 10-6\/\u00baC Thermal [&hellip;]<\/p>","protected":false},"featured_media":0,"parent":0,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"material-category":[34,56],"class_list":["post-1488","material","type-material","status-publish","format-standard","hentry","material-category-cnc-machining-plastics","material-category-fr4"],"acf":[],"_links":{"self":[{"href":"https:\/\/cnc-machiningservices.com\/fr\/wp-json\/wp\/v2\/material\/1488","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cnc-machiningservices.com\/fr\/wp-json\/wp\/v2\/material"}],"about":[{"href":"https:\/\/cnc-machiningservices.com\/fr\/wp-json\/wp\/v2\/types\/material"}],"version-history":[{"count":2,"href":"https:\/\/cnc-machiningservices.com\/fr\/wp-json\/wp\/v2\/material\/1488\/revisions"}],"predecessor-version":[{"id":4826,"href":"https:\/\/cnc-machiningservices.com\/fr\/wp-json\/wp\/v2\/material\/1488\/revisions\/4826"}],"wp:attachment":[{"href":"https:\/\/cnc-machiningservices.com\/fr\/wp-json\/wp\/v2\/media?parent=1488"}],"wp:term":[{"taxonomy":"material-category","embeddable":true,"href":"https:\/\/cnc-machiningservices.com\/fr\/wp-json\/wp\/v2\/material-category?post=1488"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}