{"id":114,"date":"2016-03-25T11:05:44","date_gmt":"2016-03-25T03:05:44","guid":{"rendered":"http:\/\/www.bestpcbs.com\/blog\/?p=114"},"modified":"2016-03-25T11:14:23","modified_gmt":"2016-03-25T03:14:23","slug":"mcpcb-without-soldermask","status":"publish","type":"post","link":"https:\/\/www.bestpcbs.com\/blog\/2016\/03\/mcpcb-without-soldermask\/","title":{"rendered":"MCPCB can be without solder mask?"},"content":{"rendered":"<div class=\"yzp-no-index\"><\/div><h1>MCPCB can be without solder mask<\/h1>\n<p>Yes, we can make the MCPCB without solder mask! How to do MCPCB without solder mask?<\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li>First step, we use our dielectric layer and laminate with copper, so we get the material of this stack up<\/li>\n<\/ul>\n<p style=\"text-align: left\">Top: copper foil<\/p>\n<p style=\"text-align: left\">Middle: dielectric layer<\/p>\n<p style=\"text-align: left\">Bottom: Aluminum or Copper or Iron substrate<\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li>Second step, etch copper to get the trace, the areas without trace will expose the dielectric layer, the color of 1W\/m.K &amp; 2W\/m.K raw material is white, 3W\/m.K is light blue.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<div style=\"width: 352px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"\" src=\"https:\/\/www.bestpcbs.com\/blogimages\/2016\/3w-m-k-dielectric-layer.jpg\" alt=\"3 w m\/k dielectric layer is light blue\" width=\"342\" height=\"277\" \/><p class=\"wp-caption-text\">3 w m\/k dielectric layer is light blue<\/p><\/div>\n<div style=\"width: 434px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"\" src=\"https:\/\/www.bestpcbs.com\/blogimages\/2016\/2w-m-k-dielectric-layer.jpg\" alt=\"2 w m\/k dielectric layer is white\" width=\"424\" height=\"320\" \/><p class=\"wp-caption-text\">2 w m\/k dielectric layer is white<\/p><\/div>\n<ul>\n<li>Third step, do the surface finish, HAL-LF, OSP, ENIG, etc\u00e2\u20ac\u00a6\u00ef\u00bc\u0152here you will kow for no Soldermask ,it have to do surface finishing for all circuits,so if you would like to protect parts of circuits layer and which don&#8217;t need do surface finishing.<\/li>\n<\/ul>\n<p><strong>MCPCB without solder mask have no bad influent the function of the board<\/strong>, so solder mask with or without, only depends on your requirement.please visit for <a href=\"http:\/\/www.bestpcbs.com\/products\/metal-core-pcb.htm\" target=\"_blank\">metal core PCB<\/a> if you would like to know more.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>MCPCB can be without solder mask Yes, we can make the MCPCB without solder mask! How to do MCPCB without solder mask? &nbsp; First step, we use our dielectric layer and laminate with copper, so we get the material of this stack up Top: copper foil Middle: dielectric layer Bottom: Aluminum or Copper or Iron [&hellip;]<\/p>\n","protected":false},"author":623,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"categories":[37,16],"tags":[34],"class_list":["post-114","post","type-post","status-publish","format-standard","hentry","category-faq","category-pcb-technology","tag-mcpcb"],"acf":[],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"MCPCB can be without solder mask Yes, we can make the MCPCB without solder mask! How to do MCPCB without solder mask? 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