{"id":20006,"date":"2025-05-27T17:29:13","date_gmt":"2025-05-27T09:29:13","guid":{"rendered":"https:\/\/www.elepcb.com\/?p=20006"},"modified":"2025-05-30T10:48:52","modified_gmt":"2025-05-30T02:48:52","slug":"pcb-corrosion-issues","status":"publish","type":"post","link":"https:\/\/www.elepcb.com\/it\/blog\/pcb-corrosion-issues\/","title":{"rendered":"Corrosione dei PCB \"killer invisibile\": 6 tipi comuni, cause e suggerimenti per la riparazione"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"20006\" class=\"elementor elementor-20006\" 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=\"BcFSdRB1Gol2zkxdhFscxDvAnDb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-TITydiFUro9B9exZIv6ccdHanQb\">Have you ever experienced the experience: The electronic <a href=\"https:\/\/www.elepcb.com\/applications\/pcb-for-industrial-equipments\/\">equipment<\/a> or circuit was accidentally exposed to water, and while it functioned normally after drying, it failed unexpectedly, revealing that the components and traces inside were heavily corroded? This is a typical <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-failure-and-common-issues\/\">PCB failure<\/a> caused by the invisible killer, <strong>PCB corrosion<\/strong>.<\/div><div class=\"ace-line ace-line old-record-id-Auxvdjc90oBRfNxvhtTcgaFTneh\">Printed Circuit Board (PCB) corrosion refers to the deterioration of conductive elements such as solder joints, <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-knowledge\/pcb-trace-thickness\/\">copper traces,<\/a> or component leads on a printed circuit board due to electromagnetic or chemical reactions with environmental factors.<\/div><div class=\"ace-line ace-line old-record-id-OcYIduFRfombBCxtlnOcYvohnyb\">In this article, <a href=\"https:\/\/www.elepcb.com\/\"><strong>ELE PCB<\/strong><\/a> will introduce <strong><span style=\"color: #008000;\">the causes, types, and damages of circuit board corrosion<\/span> <\/strong>and give <strong><span style=\"color: #008000;\">suggestions to prevent and clean corrosion on PCBs<\/span><\/strong>.<\/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-6598f962 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6598f962\" 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-18217549\" data-id=\"18217549\" 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-19ef04a8 elementor-widget elementor-widget-spacer\" data-id=\"19ef04a8\" 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-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-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 Causes PCB Corrosion?<\/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-a7d6279 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a7d6279\" 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-5e05198\" data-id=\"5e05198\" 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-dd46cdf elementor-widget elementor-widget-text-editor\" data-id=\"dd46cdf\" 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=\"TqxMdcUfko5oeMxtxTdc8mIan5f\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnf7BuZvPWHUC0bspgdU84Xe\"><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-C4sgdmlmLoxQgNx41rtc5DVOnjc\"><div data-page-id=\"BcFSdRB1Gol2zkxdhFscxDvAnDb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-O0HFdYO4ho52jExvAJbc8dDXnFg\">While many factors could lead to PCB corrosion, the common causes of circuit board corrosion are:<\/div><ul><li class=\"ace-line ace-line old-record-id-DtwRdR7jooo15zx2ie9cxIZhnWf\"><strong>Environment<\/strong><strong> Effect<\/strong>: PCB corrosion can be accelerated by <span style=\"color: #008000;\">wet environments, high humidity, salt spray, and corrosive gases<\/span> such as sulphides and water-soluble salts in the dust.<\/li><li class=\"ace-line ace-line old-record-id-WBjtdmvTzoZ4aHxNumYcE0oDnWf\"><strong>Corrosion-prone Materials: <\/strong>When the <a href=\"https:\/\/www.elepcb.com\/blog\/guide-to-pcb-materials-and-features-of-fr-4-pcb-material\/\">material<\/a> used for PCB is a <span style=\"color: #008000;\">corrosion-prone metal<\/span> such as copper or tin, it is more susceptible to corrosion than precious metals such as gold or silver.<\/li><li class=\"ace-line ace-line old-record-id-K0HDd0qwHopyZOxmmVPchv6PnHd\"><strong>Capacitor and Battery Leakage: <\/strong>Corrosive substances like acidic or alkaline electrolytes from leaking batteries and capacitors easily corrode nearby traces and components in a printed circuit board, risking the <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-functional-testing\/\">functionality<\/a> of the board.<\/li><li class=\"ace-line ace-line old-record-id-ZToxdBNsUoBKUrxs1D0cWAJOnfc\"><strong>Flux Residue: <\/strong><a href=\"https:\/\/www.elepcb.com\/blog\/pcba-knowledge\/pcb-flux-cleaning-clean-or-no-clean\/\">Flux<\/a> residues from <a href=\"https:\/\/www.elepcb.com\/blog\/soldering-defects\/\">soldering<\/a> have been a major cause of corrosion. Corrosive or acidic flux, realized from soldering, can easily eat away at metal traces as time progresses, especially if not cleaned properly.<\/li><li class=\"ace-line ace-line old-record-id-FCmZdETJRoAbZQxVbg8cWeHXndU\"><strong>Daily Friction:<\/strong> During use, electronic products <span style=\"color: #008000;\">generate heat, vibration, and<\/span> <span style=\"color: #008000;\">friction,<\/span> which can damage the protective<a href=\"https:\/\/www.elepcb.com\/blog\/pcb-layers\/\"> layer<\/a> on the surface of the PCB. This exposes the metal, which is prone to corrosion.<\/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-a33bac1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a33bac1\" 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-9d1303b\" data-id=\"9d1303b\" 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-fd39e58 elementor-widget elementor-widget-heading\" data-id=\"fd39e58\" 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>Types of PCB Corrosion<\/strong><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-50fa57f elementor-widget elementor-widget-text-editor\" data-id=\"50fa57f\" 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=\"BcFSdRB1Gol2zkxdhFscxDvAnDb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-JZ0Sd8XDQo15Cqx0lMScTFI5nvc\">Corrosion of a variety of types can be identified by examining the performance of circuit boards.<\/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-bb39cc1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"bb39cc1\" 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-e23a5a1\" data-id=\"e23a5a1\" 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-2c893e8 elementor-widget elementor-widget-text-editor\" data-id=\"2c893e8\" 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=\"BcFSdRB1Gol2zkxdhFscxDvAnDb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><h3 class=\"ace-line ace-line old-record-id-KhppdxXOHomD5sxaBgFcyQZlnTd\"><strong>Galvanic Corrosion<\/strong><\/h3><div class=\"ace-line ace-line old-record-id-TyKBd9wQEoJnWBxo9jZcQrbRngd\">Galvanic PCB corrosion occurs when dissimilar metals, such as gold and copper, come into contact in the presence of an electrolyte like moisture. To identify galvanic corrosion visually, look for <strong><span style=\"color: #000000;\"><span style=\"color: #008000;\">erosion or severe pitting in one metal<\/span>.<\/span><\/strong><\/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-a9f7420 elementor-widget elementor-widget-image\" data-id=\"a9f7420\" 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 fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"546\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/galvanic-corrosion.jpg\" class=\"attachment-large size-large wp-image-20009\" alt=\"galvanic corrosion\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/galvanic-corrosion.jpg 934w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/galvanic-corrosion-300x205.jpg 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/galvanic-corrosion-768x525.jpg 768w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/galvanic-corrosion-18x12.jpg 18w\" 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\">Galvanic Corrosion<\/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-9db1009\" data-id=\"9db1009\" 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-4104f82 elementor-widget elementor-widget-text-editor\" data-id=\"4104f82\" 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=\"BcFSdRB1Gol2zkxdhFscxDvAnDb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><h3 class=\"ace-line ace-line old-record-id-UMRpd6Vw4o2EwZxarxFcGtFgnPe\"><strong>Uniform\/Atmospheric Corrosion<\/strong><\/h3><div class=\"ace-line ace-line old-record-id-CAztdEizTobUEwxwVYHcbybJn8g\">Uniform\/atmospheric corrosion occurs when boards are <strong>exposed to oxygen and moisture<\/strong>, causing metals like copper to oxidize. Identifying uniform\/atmospheric corrosion is easy, all you need to look out for is <strong><span style=\"color: #008000;\">blue or green discoloration, or the presence of white powdery<\/span><\/strong> deposits on traces.<\/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-fd2ee2a elementor-widget elementor-widget-image\" data-id=\"fd2ee2a\" 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=\"800\" height=\"560\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/atmospheric-corrosion.jpg\" class=\"attachment-large size-large wp-image-20010\" alt=\"atmospheric corrosion\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/atmospheric-corrosion.jpg 920w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/atmospheric-corrosion-300x210.jpg 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/atmospheric-corrosion-768x538.jpg 768w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/atmospheric-corrosion-18x12.jpg 18w\" 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\">Atmospheric Corrosion<\/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-449b817 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"449b817\" 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-be9832b\" data-id=\"be9832b\" 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-69eb499 elementor-widget elementor-widget-text-editor\" data-id=\"69eb499\" 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=\"BcFSdRB1Gol2zkxdhFscxDvAnDb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><h3 class=\"ace-line ace-line old-record-id-Y8F6dsAKqoGsZPxi0QOcesSQnQd\"><strong>Pitting Corrosion<\/strong><\/h3><div class=\"ace-line ace-line old-record-id-DLdBdTpZToCmEuxezFbcTmfqn9g\">Pitting corrosion on printed circuit boards is caused by<strong> localized chemical reactions that create tiny cavities or cracks<\/strong> in <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-knowledge\/pcb-trace-thickness\/\">copper traces<\/a>. Left untreated, such affects the functionality of the entire board.<\/div><div class=\"ace-line ace-line old-record-id-QSLDdKNGHot8K1xNVxLcqHfEncf\">To identify signs of pitting corrosion, look for <strong><span style=\"color: #008000;\">holes or visible pits on the surface of your PCBs<\/span><\/strong>, often located or hidden under <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-surface-finish\/\">surface finishes<\/a>. Also, you may have to use <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-knowledge\/pcb-electronic-testing-e-test\/\">electrical testing<\/a> to see if there are <strong><span style=\"color: #008000;\">unexpected circuit discontinuities<\/span><\/strong>.<\/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-c4b5cf8 elementor-widget elementor-widget-image\" data-id=\"c4b5cf8\" 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=\"600\" height=\"252\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/pitting-corrosion.jpg\" class=\"attachment-large size-large wp-image-20011\" alt=\"pitting corrosion\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/pitting-corrosion.jpg 600w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/pitting-corrosion-300x126.jpg 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/pitting-corrosion-18x8.jpg 18w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Pitting Corrosion<\/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-26ec1ae\" data-id=\"26ec1ae\" 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-05719dd elementor-widget elementor-widget-text-editor\" data-id=\"05719dd\" 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=\"BcFSdRB1Gol2zkxdhFscxDvAnDb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><h3 class=\"ace-line ace-line old-record-id-Kattdbn84omn5kxaBkMc878jnAe\"><strong>Fretting Corrosion<\/strong><\/h3><div class=\"ace-line ace-line old-record-id-PxPAd5VhronkluxALgsck0LDn7L\">Fretting corrosion on PCBs occurs due to <strong>mechanical wear<\/strong>, especially when removing the protective oxide layers of a circuit board.<\/div><div class=\"ace-line ace-line old-record-id-BPLTdvzZDo952lxsdjecTVnhnab\">To identify signs of fretting corrosion, look for <span style=\"color: #008000;\"><strong>black or brown debris near the moving parts of a board<\/strong><\/span>, especially the connectors. Additionally, take note of <strong><span style=\"color: #008000;\">intermittent electrical disruptions<\/span><\/strong> during device functioning.<\/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-be3f7d6 elementor-widget elementor-widget-image\" data-id=\"be3f7d6\" 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=\"364\" height=\"226\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/Fretting-corrosion.png\" class=\"attachment-large size-large wp-image-20012\" alt=\"Fretting corrosion\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/Fretting-corrosion.png 364w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/Fretting-corrosion-300x186.png 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/Fretting-corrosion-18x12.png 18w\" sizes=\"(max-width: 364px) 100vw, 364px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">How Fretting Corrosion Occurs<\/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-1cfccee elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1cfccee\" 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-67836ea\" data-id=\"67836ea\" 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-cb6054a elementor-widget elementor-widget-text-editor\" data-id=\"cb6054a\" 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=\"BcFSdRB1Gol2zkxdhFscxDvAnDb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><h3 class=\"ace-line ace-line old-record-id-NiVwdtUh9oIN7IxnxzRccd4Unug\"><strong>Crevice Corrosion<\/strong><\/h3><div class=\"ace-line ace-line old-record-id-P1xNd6WbgovAh4x23OWcXnD8n7e\">Another common type of PCB corrosion is crevice corrosion, caused due to the <strong>accumulation of contaminants<\/strong> such as flux or cleaning materials <strong>in several tight spaces<\/strong> under the PCB components.<\/div><div class=\"ace-line ace-line old-record-id-RAr4d0eLRoPK2cxFdMvckVdsnig\">To identify it, look for <span style=\"color: #008000;\"><strong>corrosion spots in narrow gaps<\/strong><\/span>, especially beneath solder joints, or peeling of protective<a href=\"https:\/\/www.elepcb.com\/blog\/choose-the-right-pcb-conformal-coating\/\"> coatings<\/a>.<\/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-3e5ee86 elementor-widget elementor-widget-image\" data-id=\"3e5ee86\" 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=\"539\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/crevice-corrosion.jpg\" class=\"attachment-large size-large wp-image-20013\" alt=\"crevice corrosion\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/crevice-corrosion.jpg 936w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/crevice-corrosion-300x202.jpg 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/crevice-corrosion-768x518.jpg 768w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/crevice-corrosion-18x12.jpg 18w\" 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\">Crevice Corrosion<\/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-b9ec41d\" data-id=\"b9ec41d\" 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-c2f8ab4 elementor-widget elementor-widget-text-editor\" data-id=\"c2f8ab4\" 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=\"BcFSdRB1Gol2zkxdhFscxDvAnDb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><h3 class=\"ace-line ace-line old-record-id-OqoDdJ7pOo5SXoxCXKUcgHp5nB2\"><strong>Inter-Granular Corrosion<\/strong><\/h3><div class=\"ace-line ace-line old-record-id-LVLSdVmOloNn9RxZBiAcTQ7knce\">This type of PCB corrosion occurs when <strong>impurity-containing metals are attacked chemically along their grain boundaries<\/strong>. To easily identify intergranular PCB corrosion, look for signs of <span style=\"color: #008000;\"><strong>weakening or surface flaking of metal traces,<\/strong><\/span> mostly detectable <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-via-a-complete-guide\/\">via<\/a> the use of microscopic analysis.<\/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-bf03d8b elementor-widget elementor-widget-image\" data-id=\"bf03d8b\" 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=\"554\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/Inter-Granular-Corrosion.jpg\" class=\"attachment-large size-large wp-image-20014\" alt=\"Inter-Granular Corrosion\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/Inter-Granular-Corrosion.jpg 926w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/Inter-Granular-Corrosion-300x208.jpg 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/Inter-Granular-Corrosion-768x532.jpg 768w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/Inter-Granular-Corrosion-18x12.jpg 18w\" 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\">Inter-Granular Corrosion<\/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-1ce1d8a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1ce1d8a\" 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-337ad53\" data-id=\"337ad53\" 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-ab36257 elementor-widget elementor-widget-heading\" data-id=\"ab36257\" 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>Damage of PCB Corrosion<\/b><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4404608 elementor-widget elementor-widget-text-editor\" data-id=\"4404608\" 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=\"BcFSdRB1Gol2zkxdhFscxDvAnDb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-P7tkd8EpHoc6c1xTt04c4jiJn97\">PCB corrosion largely destroys the copper traces of printed circuit boards, compromising their durability and performance.<\/div><ul><li class=\"ace-line ace-line old-record-id-JjYDdEDfAootdSxa95ycLFSknce\"><strong>Decrease in electrical performance<\/strong>: Corrosion causes an increase in circuit resistance, lower insulation performance, <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-short-circuit\/\">short circuits<\/a>, circuit breaking, leakage, and other problems, all of which impede the normal operation of <a href=\"https:\/\/www.elepcb.com\/applications\/pcb-for-consumer-electronics\/\">electronic products<\/a>.<\/li><li class=\"ace-line ace-line old-record-id-XKY7dGq8qon0Q6xfTIicdYSpnCc\"><strong>Reduced reliability<\/strong>: Rust will reduce the mechanical strength of the PCB, resulting in loose solder joints, line breakage, and other issues that will diminish the product&#8217;s service life.<\/li><li class=\"ace-line ace-line old-record-id-NkxTdJSa5oPECLx0GHxcr1R6nba\"><strong>Safety risks<\/strong>: In some cases with stringent <a href=\"https:\/\/www.elepcb.com\/applications\/pcb-for-security-system\/\">safety<\/a> standards, such as aircraft and medical equipment, PCB corrosion can result in significant mishaps.<\/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-e71c1c6 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e71c1c6\" 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-b06ef94\" data-id=\"b06ef94\" 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-67d0458 elementor-widget elementor-widget-spacer\" data-id=\"67d0458\" 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-de63243 elementor-widget elementor-widget-heading\" data-id=\"de63243\" 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>How to Avoid PCB Corrosion<\/strong><\/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-f3cba2b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f3cba2b\" 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-a5c9531\" data-id=\"a5c9531\" 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-fc153aa elementor-widget elementor-widget-text-editor\" data-id=\"fc153aa\" 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=\"TqxMdcUfko5oeMxtxTdc8mIan5f\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcn4xmaU5vVMQvAwJULZketje\"><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-HmE1dWBMxoYfFDxecs1clabinZe\"><div data-page-id=\"BcFSdRB1Gol2zkxdhFscxDvAnDb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-MjRvdeq1kontQDxnI95cj2pjnZd\">Although corrosion is a common issue, preventive actions can successfully eliminate it. Take preventative actions based on PCB corrosion factors, which include the <span style=\"color: #000000;\"><strong>environment, materials, <a href=\"https:\/\/www.elepcb.com\/blog\/electronics-manufacturing\/\">manufacturing<\/a> and <a href=\"https:\/\/www.elepcb.com\/pcb-assembly-process-and-services\/\">assembly<\/a> aspects<\/strong><\/span>. The common PCB corrosion protection methods are described below:<\/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<div class=\"elementor-element elementor-element-30d1be6 elementor-widget elementor-widget-text-editor\" data-id=\"30d1be6\" 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=\"180\" \/> <col width=\"116\" \/> <col width=\"576\" \/><\/colgroup><tbody><tr><td style=\"white-space-collapse: preserve; border-width: 0.5pt; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 14pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #15205e; color: #ffffff; text-align: center;\">Corrosion Protection Method<\/td><td style=\"white-space-collapse: preserve; border-width: 0.5pt; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 14pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #15205e; color: #ffffff; text-align: center;\">Stage<\/td><td style=\"white-space-collapse: preserve; border-width: 0.5pt; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 14pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #15205e; color: #ffffff; text-align: center;\">Description<\/td><\/tr><tr><td style=\"text-align: center;\"><strong>Follow Controlled <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-knowledge\/pcb-laminate-material-process\/\">Lamination<\/a> Procedures<\/strong><\/td><td style=\"text-align: center;\">Manufacturing<\/td><td style=\"text-align: center;\">Use desiccant materials; wrokers must wear protective clothing<\/td><\/tr><tr><td style=\"text-align: center;\"><strong>Use Meshed Copper Planes<\/strong><\/td><td>Manufacturing<\/td><td style=\"text-align: center;\">Prevent moisture movement between laminate layers<\/td><\/tr><tr><td style=\"text-align: center;\"><strong>Apply <a href=\"https:\/\/www.elepcb.com\/blog\/immersion-silver-pcb-surface-finish\/\"  data-wpil-monitor-id=\"668\">Surface Finishes<\/a><\/strong><\/td><td style=\"text-align: center;\">Manufacturing<\/td><td style=\"text-align: center;\">Best method to protect PCBs between manufacturing and assembly; <a href=\"https:\/\/www.elepcb.com\/blog\/enepig\/\">ENIG<\/a> is the most popular but not the only option<\/td><\/tr><tr><td style=\"text-align: center;\"><strong>Baking<\/strong><\/td><td style=\"text-align: center;\">Assembly<\/td><td style=\"text-align: center;\">Bake the <a href=\"https:\/\/www.elepcb.com\/blog\/what-is-through-hole-pcb\/\"  data-wpil-monitor-id=\"669\">PCB after assembly<\/a> to remove moisture<\/td><\/tr><tr><td style=\"text-align: center;\"><strong>Use Protective Coatings<\/strong><\/td><td style=\"text-align: center;\">Assembly<\/td><td style=\"text-align: center;\">Use protective coatings regulated by <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-knowledge\/pcb-standard\/\">IPC<\/a> (primarily in IPC-CC-830B and IPC-A-610)<\/td><\/tr><tr><td style=\"text-align: center;\"><strong><a href=\"https:\/\/www.elepcb.com\/blog\/pcb-thermal-management\/\">Thermal<\/a> Secondary Molding<\/strong><\/td><td style=\"text-align: center;\">Assembly<\/td><td style=\"text-align: center;\">Thermal secondary molding or encapsulation (suitable for high-temperature environments)<\/td><\/tr><tr><td style=\"text-align: center;\"><strong>Micro-encapsulation<\/strong><\/td><td style=\"text-align: center;\">Assembly<\/td><td style=\"text-align: center;\">Encapsulate corrosion-sensitive components or board elements<\/td><\/tr><tr><td style=\"text-align: center;\"><strong>Storage in ESD Bags<\/strong><\/td><td style=\"text-align: center;\">Post-Assembly<\/td><td style=\"text-align: center;\">PCBs should always be stored in ESD bags for electromagnetic isolation and moisture preventation<\/td><\/tr><tr><td style=\"text-align: center;\"><strong>Install PCBs in Enclosures<\/strong><\/td><td style=\"text-align: center;\">Post-Assembly<\/td><td style=\"text-align: center;\">Mounting PCBs in enclosures (should be well-ventilated to prevent moisture buildup)<\/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-8b649c2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8b649c2\" 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-0ac8a3d\" data-id=\"0ac8a3d\" 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-0c4145d elementor-widget elementor-widget-spacer\" data-id=\"0c4145d\" 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-fb69ceb elementor-widget elementor-widget-heading\" data-id=\"fb69ceb\" 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>How to Clean PCB Corrosion<\/strong><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-860c7ff elementor-widget elementor-widget-text-editor\" data-id=\"860c7ff\" 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=\"TqxMdcUfko5oeMxtxTdc8mIan5f\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcn3AiIrHhQTycqlJpLBzDxuf\"><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-PPY7de5WRopnv4x96NMctjlEnLc\"><div data-page-id=\"BcFSdRB1Gol2zkxdhFscxDvAnDb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-L09dd27fsoDrQbxbhMocauDBnUb\">If corrosion has already occurred, how can we clean corrosion off a circuit board? Next, ELE PCB will provide you with <strong><span style=\"color: #008000;\">a step-by-step guide to cleaning corroded circuit boards<\/span><\/strong>. Firstly, you need to prepare the <strong>necessary cleaning tools<\/strong>:<\/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<div class=\"elementor-element elementor-element-0176c8c elementor-widget elementor-widget-text-editor\" data-id=\"0176c8c\" 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=\"BcFSdRB1Gol2zkxdhFscxDvAnDb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><h3><strong>Cleaning PCB Corrosion Tools<\/strong><\/h3><ul class=\"list-bullet1\"><li class=\"ace-line ace-line old-record-id-MCPMdtv3qodg3wxrrOJcmmOWnRd\" data-list=\"bullet\"><div><strong>Baking Soda<\/strong>: Baking soda contains <span style=\"color: #000000;\">sodium bicarbonate,<\/span> which breaks dirt down into small particles. Its gentle abrasive properties <span style=\"color: #008000;\"><strong>eliminate corrosion<\/strong> <strong>without causing any damage<\/strong>.<\/span><\/div><\/li><li class=\"ace-line ace-line old-record-id-TtXjd61XkoYTO1xJHtdcx10qnJh\" data-list=\"bullet\"><div><strong>Isopropyl Alcohol<\/strong>: Isopropyl alcohol or alcohol can be used to remove all kinds of dirt, debris, flux and rust on circuit boards. The isopropyl alcohol used for this purpose has a <strong><span style=\"color: #008000;\">concentration of<\/span><\/strong> <span style=\"color: #008000;\"><strong>90% or higher<\/strong> <\/span>and should be used with care.<\/div><\/li><li class=\"ace-line ace-line old-record-id-B8wfd4WcFoliEQxRIt0cCPhpn1d\" data-list=\"bullet\"><div><strong>Deionized or Distilled Water:<\/strong> When <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-knowledge\/pcb-cleaning-how-to-clean-a-circuit-board\/\">cleaning the board<\/a> with water, make sure it is free of contaminants. Use deionized or distilled water to avoid damage to the PCB.<\/div><\/li><li class=\"ace-line ace-line old-record-id-ZxyKd6zFQoZAeqxWYvOcQ5Ypn4c\" data-list=\"bullet\"><div><strong>Compressed Air<\/strong>: Compressed air is commonly used in the electronics cleaning filed, aiming to remove dust from the interior of electronic devices and machinery.<\/div><\/li><li class=\"ace-line ace-line old-record-id-JiCyd8hH0oUDv4xU7e5cY1UTnRb\" data-list=\"bullet\"><div><strong>Soft Brush<\/strong>: To remove the rust or dust on PCBs.<\/div><\/li><li class=\"ace-line ace-line old-record-id-Xv3gdg3LloCCLIxM3dyczwkOn64\" data-list=\"bullet\"><div><strong>Oven, soft microfiber cloth<\/strong><\/div><\/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-553fc7cd elementor-arrows-position-inside elementor-pagination-position-outside elementor-widget elementor-widget-image-carousel\" data-id=\"553fc7cd\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;navigation&quot;:&quot;both&quot;,&quot;autoplay&quot;:&quot;yes&quot;,&quot;pause_on_hover&quot;:&quot;yes&quot;,&quot;pause_on_interaction&quot;:&quot;yes&quot;,&quot;autoplay_speed&quot;:5000,&quot;infinite&quot;:&quot;yes&quot;,&quot;speed&quot;:500}\" data-widget_type=\"image-carousel.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-image-carousel-wrapper swiper\" role=\"region\" aria-roledescription=\"carousel\" aria-label=\"Image Carousel\" dir=\"ltr\">\n\t\t\t<div class=\"elementor-image-carousel swiper-wrapper swiper-image-stretch\" aria-live=\"off\">\n\t\t\t\t\t\t\t\t<div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"1 of 4\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/baking-soda-1.jpg\" alt=\"baking soda\" \/><figcaption class=\"elementor-image-carousel-caption\">Baking Soda<\/figcaption><\/figure><\/div><div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"2 of 4\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/Deionized-or-Distilled-Water.jpg\" alt=\"Deionized or Distilled Water\" \/><figcaption class=\"elementor-image-carousel-caption\">Deionized or Distilled Water<\/figcaption><\/figure><\/div><div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"3 of 4\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/isopropanol.jpg\" alt=\"isopropanol\" \/><figcaption class=\"elementor-image-carousel-caption\">Isopropanol<\/figcaption><\/figure><\/div><div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"4 of 4\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/05\/compressed-air-used-in-pcb-corrosion-repair.jpg\" alt=\"compressed air used in pcb corrosion repair\" \/><figcaption class=\"elementor-image-carousel-caption\">Compressed Air <\/figcaption><\/figure><\/div>\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-swiper-button elementor-swiper-button-prev\" role=\"button\" tabindex=\"0\">\n\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"eicon-chevron-left\"><\/i>\t\t\t\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-swiper-button elementor-swiper-button-next\" role=\"button\" tabindex=\"0\">\n\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"eicon-chevron-right\"><\/i>\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"swiper-pagination\"><\/div>\n\t\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-07709e7 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"07709e7\" 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-4253e20\" data-id=\"4253e20\" 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-14d761d elementor-widget elementor-widget-text-editor\" data-id=\"14d761d\" 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<h3><strong>PCB Corrosion Repair Steps<\/strong><\/h3><p>Now please follow the steps to do circuit board corrosion repair:<\/p>\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-6bd234f elementor-widget elementor-widget-text-editor\" data-id=\"6bd234f\" 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=\"BcFSdRB1Gol2zkxdhFscxDvAnDb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-SVGfdBtkRogmVNxeT9HcJHAKnYe\"><strong>Step 1<\/strong><\/div><div class=\"ace-line ace-line old-record-id-MTygdT2hyoKvXFx6ut9cLrtfnph\">To verify the location and degree of damage, <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-test-point\/\"  data-wpil-monitor-id=\"670\">test the PCB<\/a> first. Before cleaning, make sure <strong>the battery is taken out and the PCB is not attached to a power source.<\/strong> Keep track of the PCB&#8217;s <a href=\"https:\/\/www.elepcb.com\/pcb-layout-design-process-and-guidelines\/\">layout<\/a> and configuration for reassembly after cleaning, and safeguard any delicate components.<\/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-782920e elementor-widget elementor-widget-text-editor\" data-id=\"782920e\" 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=\"BcFSdRB1Gol2zkxdhFscxDvAnDb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-SVGfdBtkRogmVNxeT9HcJHAKnYe\"><strong>Step 2<\/strong><\/div><div class=\"ace-line ace-line old-record-id-MTygdT2hyoKvXFx6ut9cLrtfnph\"><div data-page-id=\"BcFSdRB1Gol2zkxdhFscxDvAnDb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-P1KnddD1gob8FGx21KBcTluGnxb\">To soften the rust and dust, dismantle the PCB and use <span style=\"color: #008000;\"><strong>a light cleaning solution<\/strong><\/span>, such as <span style=\"color: #008000;\">baking soda or isopropyl alcohol,<\/span> on it with a soft-bristled brush. To minimize damage, better use <strong>special circuit board corrosion cleaners<\/strong>. Keep in mind that chemical cleaners should be applied to the <strong><span style=\"color: #008000;\">entire PCB<\/span><\/strong> to prevent corrosion in the future.<\/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-5ac04ca elementor-widget elementor-widget-text-editor\" data-id=\"5ac04ca\" 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=\"BcFSdRB1Gol2zkxdhFscxDvAnDb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-SVGfdBtkRogmVNxeT9HcJHAKnYe\"><strong>Step 3<\/strong><\/div><div class=\"ace-line ace-line old-record-id-MTygdT2hyoKvXFx6ut9cLrtfnph\"><div data-page-id=\"BcFSdRB1Gol2zkxdhFscxDvAnDb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-K07EdNQEeoS2mJxXTQGcF9ZinKf\">Use <span style=\"color: #008000;\"><strong>distilled or deionized water<\/strong> <\/span>to clean after further removing the stains with a brush. <span style=\"color: #800000;\">Avoid scrubbing or scraping<\/span>, which may cause PCB damage.<\/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-4308555 elementor-widget elementor-widget-text-editor\" data-id=\"4308555\" 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=\"BcFSdRB1Gol2zkxdhFscxDvAnDb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-SVGfdBtkRogmVNxeT9HcJHAKnYe\"><strong>Step 4<\/strong><\/div><div class=\"ace-line ace-line old-record-id-MTygdT2hyoKvXFx6ut9cLrtfnph\"><div data-page-id=\"BcFSdRB1Gol2zkxdhFscxDvAnDb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\" old-record-id-G3FgdWdJDolApExR3XIcANgSnlh\">After washing, dry the board with a <span style=\"color: #008000;\">soft microfiber cloth and use an oven<\/span> or other drying tool. To ensure there is no moisture or other chemical residue, you should <a href=\"https:\/\/www.elepcb.com\/blog\/pcba-test\/\"><strong>test the PCB<\/strong><\/a>.<\/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-c5a5c0f elementor-widget elementor-widget-text-editor\" data-id=\"c5a5c0f\" 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=\"BcFSdRB1Gol2zkxdhFscxDvAnDb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-SVGfdBtkRogmVNxeT9HcJHAKnYe\"><strong>Step 5<\/strong><\/div><div class=\"ace-line ace-line old-record-id-MTygdT2hyoKvXFx6ut9cLrtfnph\"><div data-page-id=\"BcFSdRB1Gol2zkxdhFscxDvAnDb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-Li9Xdv8eaorvmSxbak2czAAAnpd\"><a href=\"https:\/\/www.elepcb.com\/blog\/pcb-inspection\/\"><strong>Inspect<\/strong><\/a> for loose or damaged components and, if necessary, replace or reorganize them. Apply a <span style=\"color: #008000;\"><strong>protective coating or corrosion inhibitor<\/strong><\/span> once all the procedures have been finished, and then perform<strong> routine maintenance and inspections<\/strong>.<\/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-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-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>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=\"K5cQdPyqAoIVz9xiCVzcrjK4n2e\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"SKC7dw5mIo9QKNxSgwPcggXAnRh\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"SOfOdI4jXo5ucCxUQ3PcJolinPf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"SOfOdI4jXo5ucCxUQ3PcJolinPf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><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-Loc9dYMHvoOXgIxz8ehcTzDpndb\"><div data-page-id=\"TqxMdcUfko5oeMxtxTdc8mIan5f\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcn60QbzumkKPgdwaDIojjOrf\"><div data-page-id=\"DZAsdetJroFkxcxeVQjcyfnNnDg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"BcFSdRB1Gol2zkxdhFscxDvAnDb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-GXqddAeEvo7IX9xE4zbcRlzUnpg\">Knowing the origins, kinds, and remedies of PCB corrosion is crucial because it is an unseen source of electronic device failures. You can greatly <strong>increase the boards&#8217; service life<\/strong> and equipment dependability by<span style=\"color: #000000;\"> selecting corrosion-resistant materials, streamlining production procedures, and performing routine maintenance<\/span>.<strong> ELE PCB<\/strong>, a skilled <a href=\"https:\/\/www.elepcb.com\/pcb-manufacturing-process-and-services\/\">PCB manufacturer<\/a>, is dedicated to <span style=\"color: #008000;\"><strong>offering premium corrosion-resistant PCBs and customized solutions<\/strong><\/span>. We use high-quality paint and advanced <a href=\"https:\/\/www.elepcb.com\/blog\/enepig\/\">surface treatment<\/a> technology and all products have strict <a href=\"https:\/\/www.elepcb.com\/pcb-quality-control\/\">quality inspections<\/a> to minimize the corrosion rate. <em><strong><a href=\"https:\/\/www.elepcb.com\/\">Contact ELE PCB<\/a> now to get support!<\/strong><\/em><\/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-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:How can I tell if my PCB is corroded?<\/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: Look for signs like green\/blue discoloration, white powdery deposits, black\/brown debris near connectors, or visible pits on traces. Test electrical continuity with a multimeter to check for unexpected resistance or <a href=\"https:\/\/www.elepcb.com\/blog\/open-circuits-in-pcbs\/\"  data-wpil-monitor-id=\"667\">open circuits<\/a>.<\/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 I clean PCB corrosion myself?<\/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\">A2: Yes! Use a soft brush with baking soda or 90%+ isopropyl alcohol to gently scrub corroded areas. Rinse with distilled water, dry thoroughly, and inspect for residual damage. Avoid harsh chemicals or abrasive tools.<\/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: What materials are best for preventing PCB corrosion?<\/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\">A3: Use corrosion-resistant metals like gold or silver for critical components. Apply conformal coatings (e.g., acrylic, silicone) to protect traces and avoid corrosive <a href=\"https:\/\/www.elepcb.com\/blog\/solder-flux\/\"  data-wpil-monitor-id=\"671\">flux during soldering<\/a>.<\/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 elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-651c3920 elementor-widget elementor-widget-shortcode\" data-id=\"651c3920\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"shortcode.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-shortcode\">\t\t<div data-elementor-type=\"section\" data-elementor-id=\"2056\" class=\"elementor elementor-2056\" data-elementor-post-type=\"elementor_library\">\n\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6012901 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6012901\" 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-25 elementor-top-column elementor-element elementor-element-afac9b2\" data-id=\"afac9b2\" 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-b379375 elementor-widget elementor-widget-image\" data-id=\"b379375\" 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\t<a href=\"https:\/\/www.elepcb.com\/pcb-products\/\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/white-bg-2-768x1024.jpg\" class=\"attachment-large size-large wp-image-15779\" alt=\"pcb and pcba products 1\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/white-bg-2-768x1024.jpg 768w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/white-bg-2-225x300.jpg 225w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/white-bg-2-1152x1536.jpg 1152w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/white-bg-2-1536x2048.jpg 1536w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/white-bg-2-scaled.jpg 1920w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\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-50 elementor-top-column elementor-element elementor-element-8968fc1\" data-id=\"8968fc1\" 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-c0c3b5d elementor-widget elementor-widget-image\" data-id=\"c0c3b5d\" 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\t<a 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 elementor-element-a17958a\" data-id=\"a17958a\" 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-4326577 elementor-widget elementor-widget-image\" data-id=\"4326577\" 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\t<a href=\"https:\/\/www.elepcb.com\/pcb-products\/\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/white-bg-1-768x1024.jpg\" class=\"attachment-large size-large wp-image-15778\" alt=\"pcb and pcba products 2\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/white-bg-1-768x1024.jpg 768w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/white-bg-1-225x300.jpg 225w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/white-bg-1-1152x1536.jpg 1152w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/white-bg-1-1536x2048.jpg 1536w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/white-bg-1-scaled.jpg 1921w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\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\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3dd32bd7 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3dd32bd7\" 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-30e73de5\" data-id=\"30e73de5\" 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<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-6e6f562b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6e6f562b\" 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-33 elementor-inner-column elementor-element elementor-element-1aae434c\" data-id=\"1aae434c\" 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<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-7de62f23\" data-id=\"7de62f23\" 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-225d5b79 elementor-widget elementor-widget-text-editor\" data-id=\"225d5b79\" 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<p style=\"font-family: Oswald, sans-serif; margin: 0px; padding: 0px 0px 10px; line-height: 1.125em; font-size: 32px; text-transform: uppercase; text-align: center; color: #0a1f34;\">CONTACT US<\/p><div class=\"textwidget\"><div id=\"wpcf7-f5-p60-o1\" class=\"wpcf7\" dir=\"ltr\" lang=\"en-US\" role=\"form\"><div class=\"screen-reader-response\" style=\"position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0px; overflow: hidden; clip: rect(0px, 0px, 0px, 0px); border: 0px;\"><p style=\"font-size: 15px; line-height: 1.58em; margin-right: auto; margin-bottom: 0px; margin-left: auto; padding: 25px 0px 15px; text-align: center; max-width: 846px;\" role=\"status\" aria-live=\"polite\" aria-atomic=\"true\">\u00a0<\/p><\/div><form id=\"cf7-form-5\" class=\"wpcf7-form init cf7mls-no-scroll cf7mls-no-moving-animation\" style=\"position: relative; overflow: hidden;\" action=\"https:\/\/www.mclpcb.com\/capabilities\/#wpcf7-f5-p60-o1\" method=\"post\" novalidate=\"novalidate\" data-status=\"init\" data-fx-id=\"1587946425258918\"><div class=\"contact-inner\" style=\"max-width: 846px; margin: 0px auto;\"><p style=\"font-size: 15px; line-height: 1.58em; margin-right: auto; margin-bottom: 0px; margin-left: auto; padding: 25px 0px 15px; text-align: center; max-width: 846px;\">We provide technical expertise form prototype through production, increasing speed to market by 20%.<\/p><p>\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0Contact us below to start discussing your project with our Technical Experts today.<\/p><p>\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0Whether you already have Gerber Files, submit a\u00a0Quick Quote\u00a0for free estimate.<\/p><\/div><\/form><\/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-5782c747 elementor-button-align-center elementor-widget elementor-widget-form\" data-id=\"5782c747\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;step_next_label&quot;:&quot;Next&quot;,&quot;step_previous_label&quot;:&quot;Previous&quot;,&quot;button_width&quot;:&quot;100&quot;,&quot;step_type&quot;:&quot;number_text&quot;,&quot;step_icon_shape&quot;:&quot;circle&quot;}\" data-widget_type=\"form.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<form class=\"elementor-form\" method=\"post\" name=\"New Form\" aria-label=\"New Form\">\n\t\t\t<input type=\"hidden\" name=\"post_id\" value=\"2056\"\/>\n\t\t\t<input type=\"hidden\" name=\"form_id\" value=\"5782c747\"\/>\n\t\t\t<input type=\"hidden\" name=\"referer_title\" value=\"An Ultimate Guide to PCB Inspection Methods-ELE PCB\" \/>\n\n\t\t\t\t\t\t\t<input type=\"hidden\" name=\"queried_id\" value=\"4187\"\/>\n\t\t\t\n\t\t\t<div class=\"elementor-form-fields-wrapper elementor-labels-above\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-text elementor-field-group elementor-column elementor-field-group-name elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-name\" class=\"elementor-field-label\">\n\t\t\t\t\t\t\t\tYour Name\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"text\" name=\"form_fields[name]\" id=\"form-field-name\" class=\"elementor-field elementor-size-sm  elementor-field-textual\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-email elementor-field-group elementor-column elementor-field-group-message elementor-col-50\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-message\" class=\"elementor-field-label\">\n\t\t\t\t\t\t\t\tEmail Address\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"email\" name=\"form_fields[message]\" id=\"form-field-message\" class=\"elementor-field elementor-size-sm  elementor-field-textual\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-tel elementor-field-group elementor-column elementor-field-group-field_373bda7 elementor-col-50\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-field_373bda7\" class=\"elementor-field-label\">\n\t\t\t\t\t\t\t\tPhone Number\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t<input size=\"1\" type=\"tel\" name=\"form_fields[field_373bda7]\" id=\"form-field-field_373bda7\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" pattern=\"[0-9()#&amp;+*-=.]+\" title=\"Csak a sz\u00e1mok \u00e9s telefonkarakterek (#, -, * stb.) fogadhat\u00f3k el.\">\n\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-checkbox 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 Have you ever experienced the experience: The electronic equipment or circuit was accidentally exposed to water, and while it functioned normally after drying, it failed unexpectedly, revealing that the components and traces inside were heavily corroded? This is a typical PCB failure caused by the invisible killer, PCB corrosion.Printed Circuit Board (PCB) [&hellip;]<\/p>\n","protected":false},"author":26,"featured_media":20007,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[44],"tags":[129],"class_list":["post-20006","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-pcb-manufacturing"],"_links":{"self":[{"href":"https:\/\/www.elepcb.com\/it\/wp-json\/wp\/v2\/posts\/20006","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.elepcb.com\/it\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.elepcb.com\/it\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.elepcb.com\/it\/wp-json\/wp\/v2\/users\/26"}],"replies":[{"embeddable":true,"href":"https:\/\/www.elepcb.com\/it\/wp-json\/wp\/v2\/comments?post=20006"}],"version-history":[{"count":18,"href":"https:\/\/www.elepcb.com\/it\/wp-json\/wp\/v2\/posts\/20006\/revisions"}],"predecessor-version":[{"id":20056,"href":"https:\/\/www.elepcb.com\/it\/wp-json\/wp\/v2\/posts\/20006\/revisions\/20056"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.elepcb.com\/it\/wp-json\/wp\/v2\/media\/20007"}],"wp:attachment":[{"href":"https:\/\/www.elepcb.com\/it\/wp-json\/wp\/v2\/media?parent=20006"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.elepcb.com\/it\/wp-json\/wp\/v2\/categories?post=20006"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.elepcb.com\/it\/wp-json\/wp\/v2\/tags?post=20006"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}