{"id":710,"date":"2025-01-26T12:29:25","date_gmt":"2025-01-26T12:29:25","guid":{"rendered":"https:\/\/tuoweiprecision.com\/?post_type=material&#038;p=710"},"modified":"2025-09-20T13:18:19","modified_gmt":"2025-09-20T13:18:19","slug":"fr4","status":"publish","type":"material","link":"https:\/\/tuoweiprecision.com\/zh\/%e6%9d%90%e6%96%99\/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>\u7269\u4e1a<\/th>\n            <th>\u4ef7\u503c<\/th>\n        <\/tr>\n    <\/thead>\n    <tbody>\n        <tr>\n            <td colspan=\"2\"><strong>\u673a\u68b0\u6027\u80fd<\/strong><\/td>\n        <\/tr>\n        <tr>\n            <td>\u6781\u9650\u62c9\u4f38\u5f3a\u5ea6<\/td>\n            <td>240 - 310 \u5146\u5e15<\/td>\n        <\/tr>\n        <tr>\n            <td>\u6768\u6c0f\u6a21\u91cf\uff08\u5f39\u6027\u6a21\u91cf\uff09<\/td>\n            <td>12 - 27 GPa<\/td>\n        <\/tr>\n        <tr>\n            <td>\u65ad\u88c2\u4f38\u957f\u7387<\/td>\n            <td>0.008 &#8211; 0.01 %<\/td>\n        <\/tr>\n        <tr>\n            <td>\u786c\u5ea6<\/td>\n            <td>100 - 110 \u4eba\u529b\u8d44\u6e90\u7ba1\u7406\u5c40<\/td>\n        <\/tr>\n\n        <tr>\n            <td colspan=\"2\"><strong>\u7269\u7406\u7279\u6027<\/strong><\/td>\n        <\/tr>\n        <tr>\n            <td>\u6297\u7d2b\u5916\u7ebf<\/td>\n            <td>\u826f\u597d<\/td>\n        <\/tr>\n\n        <tr>\n            <td colspan=\"2\"><strong>\u70ed\u6027\u80fd<\/strong><\/td>\n        <\/tr>\n        <tr>\n            <td>\u6700\u9ad8\u4f7f\u7528\u6e29\u5ea6<\/td>\n            <td>122 - 145 \u00b0C<\/td>\n        <\/tr>\n        <tr>\n            <td>\u70ed\u81a8\u80c0\u7cfb\u6570<\/td>\n            <td>9.9 - 11.9 \u00d7 10<sup>-6<\/sup>\/\u00baC<\/td>\n        <\/tr>\n        <tr>\n            <td>\u5bfc\u70ed\u6027<\/td>\n            <td>0.29 - 0.34 W\/(m\u22c5\u00b0C)<\/td>\n        <\/tr>\n\n        <tr>\n            <td colspan=\"2\"><strong>\u7535\u6c14\u6027\u80fd<\/strong><\/td>\n        <\/tr>\n        <tr>\n            <td>\u9632\u9759\u7535\u5b89\u5168<\/td>\n            <td>\u6ca1\u6709<\/td>\n        <\/tr>\n\n        <tr>\n            <td colspan=\"2\"><strong>\u5e38\u89c1\u5e94\u7528<\/strong><\/td>\n        <\/tr>\n        <tr>\n            <td>\u7ed3\u6784\u5e94\u7528<\/td>\n            <td>\u7535\u6c14\u5e94\u7528<\/td>\n        <\/tr>\n        <tr>\n            <td>PC \u677f<\/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,"_seopress_robots_primary_cat":"","_seopress_titles_title":"FR4 - High-Performance Epoxy Glass Laminates","_seopress_titles_desc":"FR4 is a durable, high-performance material used in PCBs and electrical insulation. Ideal for applications requiring strength, stability, and heat resistance.","_seopress_robots_index":"","footnotes":""},"material-category":[35,37],"class_list":["post-710","material","type-material","status-publish","format-standard","hentry","material-category-cnc-machining-plastics","material-category-fr4"],"acf":[],"_links":{"self":[{"href":"https:\/\/tuoweiprecision.com\/zh\/wp-json\/wp\/v2\/material\/710","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tuoweiprecision.com\/zh\/wp-json\/wp\/v2\/material"}],"about":[{"href":"https:\/\/tuoweiprecision.com\/zh\/wp-json\/wp\/v2\/types\/material"}],"version-history":[{"count":1,"href":"https:\/\/tuoweiprecision.com\/zh\/wp-json\/wp\/v2\/material\/710\/revisions"}],"predecessor-version":[{"id":17647,"href":"https:\/\/tuoweiprecision.com\/zh\/wp-json\/wp\/v2\/material\/710\/revisions\/17647"}],"wp:attachment":[{"href":"https:\/\/tuoweiprecision.com\/zh\/wp-json\/wp\/v2\/media?parent=710"}],"wp:term":[{"taxonomy":"material-category","embeddable":true,"href":"https:\/\/tuoweiprecision.com\/zh\/wp-json\/wp\/v2\/material-category?post=710"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}