{"id":20678,"date":"2025-07-11T11:50:31","date_gmt":"2025-07-11T03:50:31","guid":{"rendered":"https:\/\/www.elepcb.com\/?p=20678"},"modified":"2025-07-11T11:50:31","modified_gmt":"2025-07-11T03:50:31","slug":"teflon-ptfe-pcb","status":"publish","type":"post","link":"https:\/\/www.elepcb.com\/hu\/blog\/teflon-ptfe-pcb\/","title":{"rendered":"Teflon PCB (PTFE PCB): Teljesk\u00f6r\u0171 \u00fatmutat\u00f3 a nagyfrekvenci\u00e1s teljes\u00edtm\u00e9nyhez"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"20678\" class=\"elementor elementor-20678\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-59efb455 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"59efb455\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-31117e29\" data-id=\"31117e29\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-34edcfc0 elementor-toc--minimized-on-tablet elementor-widget elementor-widget-table-of-contents\" data-id=\"34edcfc0\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;exclude_headings_by_selector&quot;:[],&quot;headings_by_tags&quot;:[&quot;h2&quot;,&quot;h3&quot;],&quot;no_headings_message&quot;:&quot;No headings were found on this page.&quot;,&quot;marker_view&quot;:&quot;numbers&quot;,&quot;minimize_box&quot;:&quot;yes&quot;,&quot;minimized_on&quot;:&quot;tablet&quot;,&quot;hierarchical_view&quot;:&quot;yes&quot;,&quot;min_height&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"table-of-contents.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__header\">\n\t\t\t\t\t\t<h4 class=\"elementor-toc__header-title\">\n\t\t\t\tTable of Contents\t\t\t<\/h4>\n\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--expand\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__34edcfc0\" aria-expanded=\"true\" aria-label=\"Open table of contents\"><i aria-hidden=\"true\" class=\"fas fa-chevron-down\"><\/i><\/div>\n\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--collapse\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__34edcfc0\" aria-expanded=\"true\" aria-label=\"Close table of contents\"><i aria-hidden=\"true\" class=\"fas fa-chevron-up\"><\/i><\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<div id=\"elementor-toc__34edcfc0\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<i class=\"elementor-toc__spinner eicon-animation-spin eicon-loading\" aria-hidden=\"true\"><\/i>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-791d4b63 elementor-widget elementor-widget-text-editor\" data-id=\"791d4b63\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"DZAsdetJroFkxcxeVQjcyfnNnDg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-WwFNdDCmBoUbWwxB3eUcTPRvny0\"><div data-page-id=\"V9bCdJ9ZWoATVLx2UU9c6USUn1g\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnfXWVzxG6R7ols2vQbd9nXd\"><div data-page-id=\"GW6PdL1e9oOge9xYSLecxEkSn1c\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\" old-record-id-Ei5wdYFmvoQdbrxZrHEcZO5Ln5Z\"><div data-page-id=\"RuaBdnxrpo2N0BxXQAJcJzvhnRg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnEoWS1UfxI1pvS7Es9A7nec\"><div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-PrdQd5DhWoas7Cx5w4bcrEZTniZ\"><div data-page-id=\"Ggegd4HA0o3RQJxW8S3c7L1Pnpg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-Ukngdx1wYoYotMx0qAFcuMTPnyc\">Engineers often face challenges such as signal attenuation and impedance control when designing and manufacturing <a href=\"https:\/\/www.elepcb.com\/blog\/high-frequency-pcb\/\">high-frequency circuit boards.<\/a> <strong>PTFE PCBs<\/strong> are <span style=\"color: #008000;\">utilized in all types of precision and high-speed circuits<\/span> due to their excellent performance.<\/div><div class=\"ace-line ace-line old-record-id-MNGsdC02tozMU3x2rbjcGa9NnEf\">What are the qualities, advantages, and disadvantages of PTFE PCBs? How do they differ from other boards? What techniques should be taken when applying PTFE? In this blog, <strong>ELE PCB<\/strong> will provide a <strong>detailed explanation of PTFE PCB material<\/strong>, including its features, applications, and a practical guide to manufacturing.<\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2b53cd9b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2b53cd9b\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-71908f17\" data-id=\"71908f17\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8f19646 elementor-widget elementor-widget-spacer\" data-id=\"8f19646\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ccf1248 elementor-widget elementor-widget-image\" data-id=\"ccf1248\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"214\" height=\"187\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/ptfe-substrate.png\" class=\"attachment-large size-large wp-image-20719\" alt=\"ptfe substrate\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/ptfe-substrate.png 214w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/ptfe-substrate-14x12.png 14w\" sizes=\"(max-width: 214px) 100vw, 214px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1a4fa2ec elementor-widget elementor-widget-heading\" data-id=\"1a4fa2ec\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><b>What is PTFE PCB (Teflon PCB)?<\/b><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e6bf150 elementor-widget elementor-widget-spacer\" data-id=\"e6bf150\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-be5d608 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"be5d608\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2ca52ea\" data-id=\"2ca52ea\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a02d48f elementor-widget elementor-widget-text-editor\" data-id=\"a02d48f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"RuaBdnxrpo2N0BxXQAJcJzvhnRg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnwz0xnppt4Lmolw6Aufw2Nd\"><div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-AnfwdG2yZokh0HxsC99cSLqPn4X\"><div data-page-id=\"Ggegd4HA0o3RQJxW8S3c7L1Pnpg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-SUP1d2R7eoAzXHxyCnscuYOjnxe\">The substrate of Teflon PCB is a special chemical material called <strong>Polytetrafluoroethylene (PTFE).<\/strong> It was first produced for industry by DuPont in 1948, and then applied widely in many areas. PTFE obtains <span style=\"color: #008000;\">high corrosion resistance, low friction coefficient, good self-lubricity, thermal resistance,<\/span> <span style=\"color: #008000;\">and electrical insulating attributes.<\/span><\/div><\/div><\/div><\/div><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5cf9681e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5cf9681e\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-72622353\" data-id=\"72622353\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-daf1d55 elementor-widget elementor-widget-heading\" data-id=\"daf1d55\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><b>Pros and  Cons of Teflon\/PTFE PCBs<\/b><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5b104668 elementor-widget elementor-widget-text-editor\" data-id=\"5b104668\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"Od1KdRbUioLpgcxZuPtcsnNHnTf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"Od1KdRbUioLpgcxZuPtcsnNHnTf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"RuaBdnxrpo2N0BxXQAJcJzvhnRg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnzhBnKQJlP1rqbwJabFcYke\"><div data-page-id=\"Ggegd4HA0o3RQJxW8S3c7L1Pnpg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><h3 class=\"heading-3 ace-line old-record-id-doxcnt7BT8CUSLpXBzMLg7dNXSc\"><strong>Key Advantages<\/strong><\/h3><ul><li class=\"heading-4 ace-line old-record-id-doxcnYAZNWi7TKAI2XPAHQDsU4c\"><h4><em>Low Dielectric Loss<\/em><\/h4><\/li><\/ul><div class=\"ace-line ace-line old-record-id-doxcnHn3RF5GxN8DkE6XzVbmoxb\">Teflon\/PTFE PCBs demonstrate extremely low dielectric loss, which allows high-frequency signals to propagate in them with minimal energy loss. This maintains maximum <a href=\"https:\/\/www.elepcb.com\/blog\/signal-integrity-in-pcb\/\">signal integrity<\/a>, which is particularly important in microwave communication, radar, and high-speed systems.<\/div><ul><li class=\"heading-4 ace-line old-record-id-doxcnvuJP7Crc8a1Jg5wE8zL05h\"><h4><em>High Thermal Resistance<\/em><\/h4><\/li><\/ul><div class=\"ace-line ace-line old-record-id-doxcnqRDnVdVPI1A9gFGUbyiq3b\">PTFE blend materials can withstand high heat and have <strong>resistance up to 250\u00b0C or higher<\/strong> while remaining structurally and electrically stable under such high heat conditions. This makes it useful in <a href=\"https:\/\/www.elepcb.com\/blog\/a-guide-to-aerospace-pcb-assembly\/\">aerospace<\/a>, <a href=\"https:\/\/www.elepcb.com\/applications\/pcbs-for-automotive\/\">automotive<\/a>, and other high-end industrial applications where heat is a factor. Its <span style=\"color: #008000;\">CTE of 16 ppm\/\u00b0C (vs copper&#8217;s 17 ppm)<\/span> prevents delamination in aerospace thermal cycling <span style=\"color: #008000;\">(-55\u00b0C to +150\u00b0C)<\/span>.<\/div><ul><li class=\"heading-4 ace-line old-record-id-doxcnVM25d2mrHPRRn3f4EkYKGb\"><h4><em>Chemical Inertness<\/em><\/h4><\/li><\/ul><div class=\"ace-line ace-line old-record-id-LS5NdQA33oP3n9xI8Gic2P2vncc\">Teflon\/PTFE does <span style=\"color: #008000;\">not react with most chemicals, acids, or bases<span style=\"color: #000000;\">, e<\/span><\/span><span style=\"color: #000000;\">ven<\/span> when exposed to high temperatures or for long periods. Teflon PCBs are an excellent choice for highly corrosive or chemically active situations such as laboratories, defense systems, and industrial automation.<\/div><ul><li class=\"heading-4 ace-line old-record-id-doxcnuKIYCuFcIAl0VrB5SPuQDb\"><h4><em>Non-stick and Lubricity<\/em><\/h4><\/li><\/ul><div class=\"ace-line ace-line old-record-id-doxcniHGgoO5LXXDUekxl8RIcLd\">Another distinguishing aspect of PTFE is its <strong>nonstick capabilities<\/strong>, which allow almost no solid material to attach to its surface. Teflon is an excellent<span style=\"color: #008000;\"> self-lubricating material <\/span>because it has a low coefficient of friction and high lubricity.<\/div><ul><li class=\"heading-4 ace-line old-record-id-doxcnqC7bYZBm58WuoICOl2gfzg\"><h4><em>Dimensional Stability<\/em><\/h4><\/li><\/ul><div class=\"ace-line ace-line old-record-id-doxcnloIe6zGEq3P0fpBNPDoczg\">PCBs constructed of PTFE do not change their dimensions when subjected to extremes of temperature or when subjected to mechanical stress.<\/div><ul><li class=\"heading-4 ace-line old-record-id-doxcnF17aN72INxmBuZeJtUJeBe\"><h4><em>Low Moisture Absorption<\/em><\/h4><\/li><\/ul><div class=\"ace-line ace-line old-record-id-doxcnJgo9whhSRBuG9qEA8mhtOP\">Unlike other substrates, Teflon PCBs<strong> do not absorb moisture;<\/strong> therefore, they are excellent for outdoor, marine, and aerospace applications.<\/div><h3 class=\"heading-3 ace-line old-record-id-doxcnZxAiVed2q3QgnJg2ibzJde\"><strong>Disadvantages<\/strong><\/h3><ul><li class=\"ace-line ace-line old-record-id-R9ASd42IwocsYix00XTcTO42nqh\">Because of its high melt viscosity, PTFE molding and secondary processing are <strong>more complex<\/strong>, making typical plastics processing techniques unsuitable.<\/li><li class=\"ace-line ace-line old-record-id-OEBUd2iv4oWcfzxpd17cVg9enqe\">PTFE has<strong> low mechanical strength<\/strong>, load-bearing capability, hardness, and resilience. It is also easy to combine with other materials, causing distortion and cracking, and PTFE manufacture is <strong>expensive<\/strong>.<\/li><\/ul><\/div><\/div><\/div><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6a04f0d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6a04f0d\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-533fafa\" data-id=\"533fafa\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5ae50d8 elementor-widget elementor-widget-spacer\" data-id=\"5ae50d8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-494239e elementor-widget elementor-widget-heading\" data-id=\"494239e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><b>Applications of PTFE PCB<\/b><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-04fa40b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"04fa40b\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b99b24e\" data-id=\"b99b24e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3fbc56a elementor-widget elementor-widget-text-editor\" data-id=\"3fbc56a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"Ggegd4HA0o3RQJxW8S3c7L1Pnpg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><p>Teflon(PTFE) PCBs are applied widely, key applications include :<\/p><ul class=\"list-bullet1\"><li class=\"ace-line ace-line old-record-id-doxcnsg9KiRL1qonA7BS0c07ywh\" data-list=\"bullet\"><div>Satellite communication systems<\/div><\/li><li class=\"ace-line ace-line old-record-id-doxcnsLQfySuKxzLqGMRCWaJRCc\" data-list=\"bullet\"><div>Radar and aerospace electronics<\/div><\/li><li class=\"ace-line ace-line old-record-id-doxcn0BNW9JMndqkxcoec3wdsdg\" data-list=\"bullet\"><div>Microwave antennas and power amplifiers<\/div><\/li><li class=\"ace-line ace-line old-record-id-doxcnqCTkn1hEBLemNIWvRUG5wc\" data-list=\"bullet\"><div>High-speed network transmission equipment<\/div><\/li><li class=\"ace-line ace-line old-record-id-doxcn8UvX4zr5QWmCl1iOLrgvpd\" data-list=\"bullet\"><div>Automotive ADAS systems<\/div><\/li><\/ul><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-f87610e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f87610e\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-146853e\" data-id=\"146853e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-12e4d68 elementor-widget elementor-widget-image\" data-id=\"12e4d68\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"595\" height=\"418\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/ptfe-laminate.png\" class=\"attachment-large size-large wp-image-20718\" alt=\"ptfe laminate\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/ptfe-laminate.png 595w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/ptfe-laminate-300x211.png 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/ptfe-laminate-18x12.png 18w\" sizes=\"(max-width: 595px) 100vw, 595px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1fd60e3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1fd60e3\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d370c0b\" data-id=\"d370c0b\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3a91624 elementor-widget elementor-widget-spacer\" data-id=\"3a91624\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-09b83d4 elementor-widget elementor-widget-heading\" data-id=\"09b83d4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><strong>Comparison of PTFE and other PCB Substrates <\/strong><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4113ee1 elementor-widget elementor-widget-text-editor\" data-id=\"4113ee1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnrOqVcmfGnibqT7TN2jPYlc\"><div data-page-id=\"Ggegd4HA0o3RQJxW8S3c7L1Pnpg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"true\"><div><table class=\"ace-table\" data-ace-table-col-widths=\"155;155;155;155;155\"><colgroup> <col width=\"155\" \/> <col width=\"155\" \/> <col width=\"155\" \/> <col width=\"155\" \/> <col width=\"155\" \/><\/colgroup><tbody><tr><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcnecomtiGJrzzCFqHCwrNPFf\" style=\"text-align: center;\"><strong>Property<\/strong><\/div><\/td><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcnOEfDZ7SG5CPraWJCRs5n0b\" style=\"text-align: center;\"><span style=\"color: #000000;\"><strong>PTFE<\/strong><strong> (<\/strong><strong>Teflon<\/strong><strong>)<\/strong><\/span><\/div><\/td><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcnnZQLbQs9eqxwP03q02QYhd\" style=\"text-align: center;\"><span style=\"color: #000000;\"><strong>FR4<\/strong><\/span><\/div><\/td><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcnP66bHwMM8aKBQZrmSuSWXc\" style=\"text-align: center;\"><span style=\"color: #000000;\"><strong>Polyimide<\/strong><\/span><\/div><\/td><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcnuGH6KIZpMv8BWy8QTCx82e\"><span style=\"color: #000000;\"><strong>Rogers 4350B<\/strong><\/span><\/div><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcnLRvTytN7YG87RTHFK5nKzg\" style=\"text-align: center;\"><strong>Dielectric Constant<\/strong><\/div><\/td><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcnSro34yMYaF09tx2jDrAzRf\">~2.1<\/div><\/td><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcnBkAfS11wj5YuCAOrkvzf2c\">~4.5<\/div><\/td><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcnUmWwhwTALCDH0CVmiqAasg\">~3.5<\/div><\/td><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcnhQA3PxdA4zb1L2sWMT7dOg\">~3.48<\/div><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcnIhUIL3k193K2Stib4PXdme\" style=\"text-align: center;\"><strong>Loss Tangent<\/strong><\/div><\/td><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcnSG5Ao9v14406yHdlYRE02L\">~0.0002<\/div><\/td><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcnZompV0YLrtaz1fqYqHJlte\">~0.02<\/div><\/td><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcnnck8WqAl6ytJMR7oijznxh\">~0.004<\/div><\/td><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcngxylOwhJJ6pIxWYm0Jl1Ng\">~0.0037<\/div><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcn6un1r3YisVDtp8KVz0bg6e\" style=\"text-align: center;\"><strong>Thermal Resistance<\/strong><\/div><\/td><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcnQqH93U7LIXC8n9sf0Fl9Jc\">Excellent<\/div><\/td><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcnizxm4NbcDzjZdIdMYYObJ6\">Moderate<\/div><\/td><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcnlh2azTEf38rxPAXBjWvwzh\">Good<\/div><\/td><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcnlFCBH51e6HeQMSFn13qePh\">Very Good<\/div><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcn3YtYGPX94of8VQ5451Tlzg\" style=\"text-align: center;\"><strong>Flexibility<\/strong><\/div><\/td><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcn8oOwp5z6AgVcS569ks7frg\">Rigid<\/div><\/td><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcnKVx9mkyAzCe2oYctTPcvIm\">Rigid<\/div><\/td><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcnsMO68lGm68xS97ESfYMgaf\">Highly Flexible<\/div><\/td><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcnmB6P4RMqeUsAuerTxiiVue\">Rigid<\/div><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcnZVCziTg3OcuglbYvjNTqdb\" style=\"text-align: center;\"><strong>Cost<\/strong><\/div><\/td><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcn9wvMg8PxXu6rUVCZIJQBUb\">High<\/div><\/td><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcnabrNjS21dl3QTpKLT3Q7Hb\">Low<\/div><\/td><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcnluiuYNTf4AR4tKdthB8VZf\">Moderate<\/div><\/td><td colspan=\"1\" rowspan=\"1\"><div class=\"ace-line ace-line old-record-id-doxcnsZ1Fsnln5oSCRf7U2uxmt8\">Moderate<\/div><\/td><\/tr><\/tbody><\/table><\/div><\/div><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-eecc692 elementor-widget elementor-widget-text-editor\" data-id=\"eecc692\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"Ggegd4HA0o3RQJxW8S3c7L1Pnpg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnTY32ARljaS6EbstTUG062e\">PTFE and Rogers are typical materials used in the <a href=\"https:\/\/www.elepcb.com\/pcb-manufacturing-process-and-services\/\">manufacturing<\/a> of high-frequency or high-speed circuit boards.<\/div><div class=\"ace-line ace-line old-record-id-RcqCd8gDModovixEwtHcLWdcnHh\"><span style=\"color: #008000;\">Rogers is cheaper and easier to mass-produce<\/span> because it can be processed using the standard <a href=\"https:\/\/www.elepcb.com\/blog\/what-is-fr-4-material-in-pcb-fabrication\/\">FR-4<\/a> process. Teflon is much <span style=\"color: #008000;\">more difficult and expensive than Rogers<\/span> but obtains excellent performance.<\/div><div class=\"ace-line ace-line old-record-id-RcqCd8gDModovixEwtHcLWdcnHh\">So you can take the advice for reference:<\/div><ul><li class=\"ace-line ace-line old-record-id-doxcnG7nAh2ZlrQQsJHxvxr6nur\">Use <strong>PTFE<\/strong> when: Frequency<span style=\"color: #008000;\"> &gt; 6GHz<\/span>, Loss critical (e.g. satellite payload).<\/li><li class=\"ace-line ace-line old-record-id-doxcnw8F2E7S9asXJHWnlyZcb3d\">Choose <strong>Rogers 4350B<\/strong> for <span style=\"color: #008000;\">cost-sensitive<\/span> <a href=\"https:\/\/www.elepcb.com\/pcb-products\/rf-pcb\/\">RF<\/a> designs (e.g. <a href=\"https:\/\/www.elepcb.com\/blog\/what-is-5g-uw\/\">5G<\/a> base stations).<\/li><li class=\"ace-line ace-line old-record-id-doxcnFeGDBHXrlrr2VbPQItSMid\">When the requirement is <span style=\"color: #008000;\">below 2GHz<\/span>, <strong>FR-4<\/strong> is enough.<\/li><\/ul><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8d68fb8 elementor-widget elementor-widget-heading\" data-id=\"8d68fb8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><strong>Key Techniques Used in Teflon PCB Manufacturing <\/strong><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9ba4c02 elementor-widget elementor-widget-text-editor\" data-id=\"9ba4c02\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"Ggegd4HA0o3RQJxW8S3c7L1Pnpg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnxjZAn8RfvelB6KhAABQM9e\">PCB fabrication with high-performance Teflon (PTFE) demands special processing and good technical accuracy due to its characteristics, such as rigidity and non-stick property. <strong>RF and high-frequency manufacturers<\/strong> <span style=\"color: #008000;\">take precision-based methods<\/span> to achieve ultimate electrical, mechanical, and thermal performance across the board.<\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e0215aa elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e0215aa\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-f3a0fec\" data-id=\"f3a0fec\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3a4f088 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"3a4f088\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"Ggegd4HA0o3RQJxW8S3c7L1Pnpg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><h3 class=\"heading-3 ace-line old-record-id-doxcnbysUdmt4Ogge7kO3hLrdod\">Multi-layer PTFE Stack-ups<\/h3><div class=\"ace-line ace-line old-record-id-doxcnuAi9XPlQ6ku3O1meLM2eKh\"><a href=\"https:\/\/www.elepcb.com\/pcb-products\/multilayer-pcb\/\">Multilayer<\/a> PTFE stacks are required for high-end RF systems. These stack-ups are designed for consistent dielectric performance and controlled impedance across a range of signal layers. <span style=\"color: #008000;\">Accurate pressure and temperature management are required<\/span> to prevent the laminate from delaminating or changing dimensions again.<\/div><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-f9859fc\" data-id=\"f9859fc\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8d4b75d elementor-widget elementor-widget-image\" data-id=\"8d4b75d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"611\" height=\"248\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/ptfe-stack-up.jpeg\" class=\"attachment-large size-large wp-image-20726\" alt=\"ptfe stack-up\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/ptfe-stack-up.jpeg 611w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/ptfe-stack-up-300x122.jpeg 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/ptfe-stack-up-18x7.jpeg 18w\" sizes=\"(max-width: 611px) 100vw, 611px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\"><\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-984def4 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"984def4\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-062a8cc\" data-id=\"062a8cc\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-388e8ca elementor-widget elementor-widget-image\" data-id=\"388e8ca\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"474\" height=\"294\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/routing.webp\" class=\"attachment-large size-large wp-image-20721\" alt=\"routing\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/routing.webp 474w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/routing-300x186.webp 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/routing-18x12.webp 18w\" sizes=\"(max-width: 474px) 100vw, 474px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\"><\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-0da6887\" data-id=\"0da6887\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6e653bf elementor-widget elementor-widget-text-editor\" data-id=\"6e653bf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"Ggegd4HA0o3RQJxW8S3c7L1Pnpg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><h3 class=\"heading-3 ace-line old-record-id-doxcnFnBsavtfYpfWcpDxE2XSPh\">Controlled Impedance Routing<\/h3><div class=\"ace-line ace-line old-record-id-doxcnIdSmc77mDivhMhnPv4x5pd\">For high-frequency networks, it is important to keep the <strong>impedance even<\/strong>. Impedance-control Design teams employ <span style=\"color: #008000;\">electromagnetic simulation tools<\/span> as well as precision trace calculations to meet desired impedance levels. <span style=\"color: #008000;\">Corrected stack-up definition, dielectric spacing, and copper trace geometry<\/span> are optimized to eliminate signal loss and reflection.<\/div><\/div><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-07cdba7 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"07cdba7\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-8a97e39\" data-id=\"8a97e39\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5b9745a elementor-widget elementor-widget-text-editor\" data-id=\"5b9745a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"Ggegd4HA0o3RQJxW8S3c7L1Pnpg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><h3 class=\"heading-3 ace-line old-record-id-doxcnripFcignacIyNJTh8bxr3o\">Laser-Drilled Microvias and Plated Through-Holes<\/h3><div class=\"ace-line ace-line old-record-id-doxcnM6zjJEmsmVWbFB2pjeYpqc\"><span style=\"color: #008000;\"><strong>Microvias<\/strong><\/span> are laser-drilled in PTFE boards, especially with the compact, multilayer designs. These microvias provide dependable interlayer connections while maximizing board thickness. Additionally, PTFE PCB boards need to use special <span style=\"color: #008000;\">plating techniques to provide an adhesive bond<\/span> and ensure conductivity since PTFE does not bond naturally to copper or other materials.<\/div><\/div><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-d5cb9c0\" data-id=\"d5cb9c0\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c7b88a9 elementor-widget elementor-widget-image\" data-id=\"c7b88a9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"474\" height=\"276\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/microvia.jpg\" class=\"attachment-full size-full wp-image-20722\" alt=\"microvia\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/microvia.jpg 474w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/microvia-300x175.jpg 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/microvia-18x10.jpg 18w\" sizes=\"(max-width: 474px) 100vw, 474px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\"><\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-21fbc40 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"21fbc40\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-da5ae7f\" data-id=\"da5ae7f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e549b08 elementor-widget elementor-widget-image\" data-id=\"e549b08\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/etching-1024x682.jpg\" class=\"attachment-large size-large wp-image-20725\" alt=\"etching\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/etching-1024x682.jpg 1024w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/etching-300x200.jpg 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/etching-768x512.jpg 768w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/etching-18x12.jpg 18w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/etching.jpg 1201w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\"><\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-5f012b4\" data-id=\"5f012b4\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7c45e60 elementor-widget elementor-widget-text-editor\" data-id=\"7c45e60\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"Ggegd4HA0o3RQJxW8S3c7L1Pnpg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><h3 class=\"heading-3 ace-line old-record-id-doxcntM1EMp14VN2pff6sKnxqFb\">Accurate Etching Tolerances &amp; Special Surface Finish<\/h3><div class=\"ace-line ace-line old-record-id-doxcnI6wXtXa86HmWMOekNRmIv2\">Accuracy of <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-etching-definition-types-process\/\">etching<\/a> is key to high-frequency applications where any variation in track width or separation can have a knock-on effect on performance. <span style=\"color: #008000;\">Close tolerances must be maintained<\/span> during lamination and for etching to control the impedance and dimensionality of the lines. Line tightness is kept within strict limits by the manufacturers. Choose suitable <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-surface-finish\/\">surface finishe<\/a>s such as <a href=\"https:\/\/www.elepcb.com\/blog\/enepig\/\">ENIG<\/a>, immersion silver, or <a href=\"https:\/\/www.elepcb.com\/blog\/osp-in-pcb\/\">OSP<\/a> according to frequency needs and environmental robustness.<\/div><\/div><\/div><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4a30b05 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4a30b05\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-d74b3b0\" data-id=\"d74b3b0\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a3264c7 elementor-widget elementor-widget-text-editor\" data-id=\"a3264c7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"Ggegd4HA0o3RQJxW8S3c7L1Pnpg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"Ggegd4HA0o3RQJxW8S3c7L1Pnpg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><h3 class=\"heading-3 ace-line old-record-id-doxcnUaojC4512hvEpAA98XMlBc\"><strong>Comprehensive Design and Manufacturability Support<\/strong><\/h3><div class=\"ace-line ace-line old-record-id-doxcnhP4X0WLJaZrxuIEutnSGOV\">When designing PTFE PCB boards, the selection of <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-knowledge\/pcb-laminate-material-process\/\">materials<\/a> and the constraints of the manufacturing process should be considered alongside <a href=\"https:\/\/www.elepcb.com\/blog\/what-is-pcb-dfm-check\/\">design for manufacturability(DFM)<\/a>. This will ensure the design is available, minimise the number of iterations required, shorten production cycles and improve product reliability.<\/div><\/div><\/div><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-b76a2b8\" data-id=\"b76a2b8\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-db9efb9 elementor-widget elementor-widget-image\" data-id=\"db9efb9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"400\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/design-for-manufacturing-1024x512.png\" class=\"attachment-large size-large wp-image-20724\" alt=\"design-for-manufacturing\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/design-for-manufacturing-1024x512.png 1024w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/design-for-manufacturing-300x150.png 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/design-for-manufacturing-768x384.png 768w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/design-for-manufacturing-1536x768.png 1536w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/design-for-manufacturing-18x9.png 18w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/07\/design-for-manufacturing.png 2001w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\"><\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-15d990eb elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"15d990eb\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-168cd526\" data-id=\"168cd526\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9203e0c elementor-widget elementor-widget-spacer\" data-id=\"9203e0c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5c076304 elementor-widget elementor-widget-heading\" data-id=\"5c076304\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><b>Common PTFE Substrates for High-Frequency PCBsn <\/b><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-035a2fd elementor-widget elementor-widget-text-editor\" data-id=\"035a2fd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnR0lLMRlLDW87fnznYE5rSf\"><div data-page-id=\"Ggegd4HA0o3RQJxW8S3c7L1Pnpg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnbHc15N93Wdrh3G2Fs1XQjh\">The performance and reliability of Teflon (PTFE) PCBs are closely related to the quality and appropriateness of substrate materials in which they are fabricated.<strong> Rogers RT\/duroid\u00ae, Taconic, and Isola <\/strong>are common laminates used in PCBs.<\/div><\/div><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-51b0d86 elementor-widget elementor-widget-text-editor\" data-id=\"51b0d86\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<table><colgroup> <col width=\"148\" \/> <col width=\"110\" \/> <col width=\"105\" \/> <col width=\"105\" \/><\/colgroup><tbody><tr><td style=\"text-align: center;\"><strong>Material<\/strong><\/td><td style=\"text-align: center;\"><strong>Dk @10GHz<\/strong><\/td><td style=\"text-align: center;\"><strong>Df @10GHz<\/strong><\/td><td style=\"text-align: center;\"><strong>Max Frequency<\/strong><\/td><\/tr><tr><td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #fff5e9; color: #15205e; text-align: center;\">Rogers 5880<\/td><td>2.20 \u00b1 0.02<\/td><td data-sheet-value=\"0.0009\">0.0009<\/td><td>110 GHz<\/td><\/tr><tr><td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #fff5e9; color: #15205e; text-align: center;\">Taconic RF-35<\/td><td>3.50 \u00b1 0.05<\/td><td data-sheet-value=\"0.0018\">0.0018<\/td><td>60 GHz<\/td><\/tr><tr><td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #fff5e9; color: #15205e; text-align: center;\">Isola I-Tera MT<\/td><td>3.45 \u00b1 0.10<\/td><td data-sheet-value=\"0.0035\">0.0035<\/td><td>30 GHz<\/td><\/tr><\/tbody><\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0cb50ac elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0cb50ac\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-87e21e3\" data-id=\"87e21e3\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-689d7fc elementor-widget elementor-widget-heading\" data-id=\"689d7fc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><b>Conclusion<\/b><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-591f967c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"591f967c\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-58da423b\" data-id=\"58da423b\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2a9eaadc elementor-widget-mobile__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"2a9eaadc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"GW6PdL1e9oOge9xYSLecxEkSn1c\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnN7lxgkE6Mt6TrlERdAWNCg\"><div data-page-id=\"RuaBdnxrpo2N0BxXQAJcJzvhnRg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnv4xDBWKwgOp91YEakw3Tnd\"><div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnhUV6dE6Ch9waD2p7TP1Eed\"><div data-page-id=\"Ggegd4HA0o3RQJxW8S3c7L1Pnpg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnKRSI42RqV52YI15txmR0cf\">Teflon (PTFE) printed circuit boards are still the <strong><span style=\"color: #000000;\">best option for ultra-high frequency applications <\/span><\/strong>that require <span style=\"color: #008000;\">low signal loss, strong thermal resistance, and consistent performance in challenging conditions.<\/span> Even though PTFE is more expensive and requires more processing than FR4 or Rogers laminates, it is essential in vital industries including advanced radar, satellite communications, and aerospace systems.<\/div><div class=\"ace-line ace-line old-record-id-doxcnLqzEWMdvne2e2NQDCsWODb\">At <em><strong>ELEPCB<\/strong><\/em>, we specialize in pushing PTFE PCB boundaries:<\/div><div class=\"ace-line ace-line old-record-id-doxcnOnHfX6TyzOaolSisinGVdd\">\u2705 <strong>Hybrid Stack-ups:<\/strong> Optimize cost\/performance with mixed PTFE-Rogers-FR4 layers.<\/div><div class=\"ace-line ace-line old-record-id-doxcnV6SGEdgdaPD2nkrvQ7B3zd\">\u2705<strong> Aerospace &amp; Automotive Solutions<\/strong>: Precision boards for RF, ADAS, and thermal cycling.<\/div><div class=\"ace-line ace-line old-record-id-doxcn1j953xjfLqlNaD2zLtwE6e\">\u2705 <strong>99.6% Pass Rate:<\/strong> Rigorous insertion loss <span style=\"color: #008000;\">testing<\/span> ensures GHz reliability.<\/div><div class=\"ace-line ace-line old-record-id-doxcn9eWJxVrAJjGOUfLbsBHdnh\"><span style=\"color: #008000;\"><strong>Ready to elevate your high-frequency design?<\/strong> <\/span><\/div><div class=\"ace-line ace-line old-record-id-doxcn9eWJxVrAJjGOUfLbsBHdnh\"><em><strong><a href=\"https:\/\/www.elepcb.com\/\">Contact ELEPCB<\/a> for a customized PTFE PCB solution!<\/strong><\/em><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-af5989c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"af5989c\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2a579c0c\" data-id=\"2a579c0c\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5b1f2da9 elementor-widget elementor-widget-spacer\" data-id=\"5b1f2da9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2111e52e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2111e52e\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-668b01c0\" data-id=\"668b01c0\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-37342720 elementor-widget elementor-widget-heading\" data-id=\"37342720\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><b>FAQs<\/b><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6a9a7f61 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6a9a7f61\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-707e06fe\" data-id=\"707e06fe\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1edded77 elementor-widget elementor-widget-toggle\" data-id=\"1edded77\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-5171\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-5171\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Q1: Why is the copper attachment weak on the Teflon PCB?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-5171\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-5171\"><div data-page-id=\"CrCXdzoh9obrmAxPAzucOyoDnD4\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-Gx3Sd5soxoboFqx3TnbcyXIYnZc\"><p>A1: PTFE has low surface energy which makes it chemically inert and non-stick. Weak copper adhesion occurs because of improper surface treatment, which includes incomplete chemical etching, insufficient plasma cleaning, etc.<\/p><\/div><\/div><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-5172\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-5172\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Q2: Can Teflon PCBs withstand outdoor environments?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-5172\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-5172\"><div data-page-id=\"K5cQdPyqAoIVz9xiCVzcrjK4n2e\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\" old-record-id-VIvSds1JnokGWWxGglucirLXn4O\"><div data-page-id=\"PzvadCyLxoGC6axfsi0cBB2BnWf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-XizidTe9soWkg0xX1N9cjCycnJd\"><div data-page-id=\"CrCXdzoh9obrmAxPAzucOyoDnD4\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-M9qsd9CqzowDS2x2lqOcn1e8nEg\"><p>A2: Yes, because PTFE is highly resistant to moisture, UV exposure, and high temperature. These properties make it ideal for an outdoor environment.<\/p><\/div><\/div><\/div><\/div><\/div><\/div><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-5173\" class=\"elementor-tab-title\" data-tab=\"3\" role=\"button\" aria-controls=\"elementor-tab-content-5173\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Q3: Can PTFE PCBs use hybrid stack-ups with FR4 or Rogers?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-5173\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"region\" aria-labelledby=\"elementor-tab-title-5173\"><div data-page-id=\"K5cQdPyqAoIVz9xiCVzcrjK4n2e\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\" old-record-id-VIvSds1JnokGWWxGglucirLXn4O\"><div data-page-id=\"PzvadCyLxoGC6axfsi0cBB2BnWf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-XizidTe9soWkg0xX1N9cjCycnJd\"><div data-page-id=\"CrCXdzoh9obrmAxPAzucOyoDnD4\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-M9qsd9CqzowDS2x2lqOcn1e8nEg\"><div data-page-id=\"CrCXdzoh9obrmAxPAzucOyoDnD4\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-KbOmdCjUlo25IgxqaLNcVo7pn7b\"><p>A3: Yes! Hybrid designs combine PTFE for critical RF layers with Rogers\/FR4 for cost-effective digital sections. This reduces total cost while maintaining signal integrity in high-frequency zones\u2014ideal for 5G infrastructure or phased-array antennas.<\/p><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-72b68d12 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"72b68d12\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-46a34694\" data-id=\"46a34694\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap 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href=\"https:\/\/www.elepcb.com\/contact-us\/\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"534\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/contact-us-1024x683.jpg\" class=\"attachment-large size-large wp-image-15819\" alt=\"contact us\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/contact-us-1024x683.jpg 1024w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/contact-us-300x200.jpg 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/contact-us-768x512.jpg 768w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/contact-us-1536x1024.jpg 1536w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/contact-us-2048x1365.jpg 2048w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-25 elementor-top-column elementor-element 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elementor-field-group elementor-column elementor-field-group-field_c168eb1 elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-field_c168eb1\" class=\"elementor-field-label\">\n\t\t\t\t\t\t\t\tI am interested in (select all that apply)\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t<div class=\"elementor-field-subgroup  elementor-subgroup-inline\"><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Rigid PCBs\" id=\"form-field-field_c168eb1-0\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-0\">Rigid PCBs<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Flexible Printed Circuit Boards\" id=\"form-field-field_c168eb1-1\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-1\">Flexible Printed Circuit Boards<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Flexible Aluminum PCBs\" id=\"form-field-field_c168eb1-2\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-2\">Flexible Aluminum PCBs<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Flexible PCB Microcircuits\" id=\"form-field-field_c168eb1-3\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-3\">Flexible PCB Microcircuits<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Ultra-Thin Flexible PCBs\" id=\"form-field-field_c168eb1-4\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-4\">Ultra-Thin Flexible PCBs<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Rigid-Flex\" id=\"form-field-field_c168eb1-5\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-5\">Rigid-Flex<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Ceramic Printed Circuit Boards\" id=\"form-field-field_c168eb1-6\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-6\">Ceramic Printed Circuit Boards<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Aluminum Printed Circuit Boards\" id=\"form-field-field_c168eb1-7\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-7\">Aluminum Printed Circuit Boards<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Copper Core\" id=\"form-field-field_c168eb1-8\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-8\">Copper Core<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"IC Substrates &amp; Interposer\" id=\"form-field-field_c168eb1-9\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-9\">IC Substrates & Interposer<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"High TG PCBs\" id=\"form-field-field_c168eb1-10\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-10\">High TG PCBs<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Heavy Copper\" id=\"form-field-field_c168eb1-11\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-11\">Heavy Copper<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"PCB Assembly\" id=\"form-field-field_c168eb1-12\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-12\">PCB Assembly<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Components Sourcing\" id=\"form-field-field_c168eb1-13\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-13\">Components Sourcing<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Other\" id=\"form-field-field_c168eb1-14\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-14\">Other<\/label><\/span><\/div>\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-upload elementor-field-group elementor-column elementor-field-group-field_2cea676 elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-field_2cea676\" class=\"elementor-field-label\">\n\t\t\t\t\t\t\t\tUpload Your Files (Optional)\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t<input type=\"file\" name=\"form_fields[field_2cea676]\" id=\"form-field-field_2cea676\" class=\"elementor-field elementor-size-sm  elementor-upload-field\">\n\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-textarea elementor-field-group elementor-column elementor-field-group-field_9ceb2c8 elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-field_9ceb2c8\" class=\"elementor-field-label\">\n\t\t\t\t\t\t\t\tMessage\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t<textarea class=\"elementor-field-textual elementor-field  elementor-size-sm\" name=\"form_fields[field_9ceb2c8]\" id=\"form-field-field_9ceb2c8\" rows=\"4\"><\/textarea>\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-group elementor-column elementor-field-type-submit elementor-col-100 e-form__buttons\">\n\t\t\t\t\t<button class=\"elementor-button elementor-size-sm\" type=\"submit\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Submit<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/button>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/form>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-123957a9\" data-id=\"123957a9\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Table of Contents Engineers often face challenges such as signal attenuation and impedance control when designing and manufacturing high-frequency circuit boards. PTFE PCBs are utilized in all types of precision and high-speed circuits due to their excellent performance.What are the qualities, advantages, and disadvantages of PTFE PCBs? How do they differ from other boards? What [&hellip;]<\/p>\n","protected":false},"author":26,"featured_media":20716,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[44],"tags":[129,126],"class_list":["post-20678","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-pcb-manufacturing","tag-pcb-material"],"_links":{"self":[{"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/posts\/20678","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/users\/26"}],"replies":[{"embeddable":true,"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/comments?post=20678"}],"version-history":[{"count":10,"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/posts\/20678\/revisions"}],"predecessor-version":[{"id":20736,"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/posts\/20678\/revisions\/20736"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/media\/20716"}],"wp:attachment":[{"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/media?parent=20678"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/categories?post=20678"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/tags?post=20678"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}