{"id":7765,"date":"2024-09-02T12:34:33","date_gmt":"2024-09-02T03:34:33","guid":{"rendered":"https:\/\/www.nikko-company.co.jp\/?post_type=ceramics&#038;p=7765"},"modified":"2025-06-20T11:42:05","modified_gmt":"2025-06-20T02:42:05","slug":"improved-surface-properties","status":"publish","type":"ceramics","link":"https:\/\/www.nikko-company.co.jp\/en\/functional-ceramics-product\/ceramic-board\/improved-surface-properties\/","title":{"rendered":"Substrate with Improved Surface Smoothness"},"content":{"rendered":"\n<div class=\"l-section wp-block-bhw-wp-blocks-wrapper l-wrapper u-stack-8 m:u-stack-12\">\n<div class=\"l-row__outer\"><div class=\"l-row _gap-4 m:_gap-6 s:_column-reverse wp-block-bhw-wp-blocks-column-row\">\n<div class=\"l-col _col-12 m:_col-8 wp-block-bhw-wp-blocks-column-col\">\n<div class=\"wp-block-bhw-wp-blocks-wrapper l-wrapper u-stack-6 m:u-stack-8\"><div class=\"lazyblock-product-details-tags-1X4qDS wp-block-lazyblock-product-details-tags\">\r\n<div>\r\n  <ul class=\"c-tags u-column-stack\">\r\n    \r\n    <li class=\"c-tags__items\">\r\n      <a class=\"c-tags__tag c-tag\" href=\"\/en\/functional-ceramics-product\/ceramic-board\">\r\n        <span class=\"inner\"><span>Ceramic Substrates<\/span><\/span>\r\n      <\/a>\r\n    <\/li>\r\n\r\n            <li class=\"c-tags__items\">\r\n          <a class=\"c-tags__tag c-tag\" href=\"\/en\/functional-ceramics-product\/use\/#vehicle\">\r\n            <span class=\"inner\"><span>Automotive<\/span><\/span>\r\n          <\/a>\r\n        <\/li>\r\n            <li class=\"c-tags__items\">\r\n          <a class=\"c-tags__tag c-tag\" href=\"\/en\/functional-ceramics-product\/use\/#oa\">\r\n            <span class=\"inner\"><span>Office Electronics<\/span><\/span>\r\n          <\/a>\r\n        <\/li>\r\n            <li class=\"c-tags__items\">\r\n          <a class=\"c-tags__tag c-tag\" href=\"\/en\/functional-ceramics-product\/use\/#tph\">\r\n            <span class=\"inner\"><span>Thermal Printer Head (TPH) Substrates <\/span><\/span>\r\n          <\/a>\r\n        <\/li>\r\n    \r\n            <li class=\"c-tags__items\">\r\n          <a class=\"c-tags__tag c-tag\" href=\"\/en\/functional-ceramics-product\/feature\/#insulation\">\r\n            <span class=\"inner\"><span>Insulation<\/span><\/span>\r\n          <\/a>\r\n        <\/li>\r\n            <li class=\"c-tags__items\">\r\n          <a class=\"c-tags__tag c-tag\" href=\"\/en\/functional-ceramics-product\/feature\/#surface-smoothness\">\r\n            <span class=\"inner\"><span>Surface Flatness<\/span><\/span>\r\n          <\/a>\r\n        <\/li>\r\n            <li class=\"c-tags__items\">\r\n          <a class=\"c-tags__tag c-tag\" href=\"\/en\/functional-ceramics-product\/feature\/#high-thermal\">\r\n            <span class=\"inner\"><span>High Thermal Conductivity<\/span><\/span>\r\n          <\/a>\r\n        <\/li>\r\n    \r\n  <\/ul>\r\n<\/div><\/div>\n\n\n<p><strong>This substrate has fewer surface pinholes using the same 96% Alumina composition. This enhances the surface smoothness and is suitable for thin-film circuitry. The substrate surface in the photo has been treated to make the pinholes more visible.<\/strong><\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"l-col _col-12 m:_col-4 wp-block-bhw-wp-blocks-column-col\">\n<figure class=\"wp-block-image size-full c-image _full\"><img loading=\"lazy\" decoding=\"async\" width=\"549\" height=\"414\" src=\"http:\/\/www.nikko-company.co.jp\/wp\/wp-content\/uploads\/2024\/07\/\u6a5f\u80fd\u30bb\u30e9_\u30d2\u309a\u30f3\u30db\u30fc\u30eb\u6539\u5584\u57fa\u76e4\u82f1\u8a9e.jpg\" alt=\"\" class=\"wp-image-7529\"\/><\/figure>\n<\/div>\n<\/div><\/div>\n\n\n<div class=\"lazyblock-page-anchors-Z23nwsr wp-block-lazyblock-page-anchors\"><div class=\"c-page-anchors\">\n  <div class=\"c-page-anchors__inner\">\n    <ul class=\"c-page-anchors__items\">\n      <li class=\"c-page-anchors__item\"><a class=\"c-page-anchors__link\" href=\"#feature\"><span class=\"inner\"><span>Features<\/span><\/span><\/a><\/li>\n      <li class=\"c-page-anchors__item\"><a class=\"c-page-anchors__link\" href=\"#quality\"><span class=\"inner\"><span>Material Characteristics<\/span><\/span><\/a><\/li>\n      <li class=\"c-page-anchors__item\"><a class=\"c-page-anchors__link\" href=\"#guideline\"><span class=\"inner\"><span>Design Guidelines<\/span><\/span><\/a><\/li>\n      <li class=\"c-page-anchors__item\"><a class=\"c-page-anchors__link\" href=\"#catalog\"><span class=\"inner\"><span>Catalog Download<\/span><\/span><\/a><\/li>\n      <li class=\"c-page-anchors__item\"><a class=\"c-page-anchors__link\" href=\"#use\"><span class=\"inner\"><span>Product Use Cases<\/span><\/span><\/a><\/li>\n    <\/ul>\n  <\/div>\n<\/div><\/div><\/div>\n\n\n\n<section class=\"l-section wp-block-bhw-wp-blocks-wrapper l-wrapper\">\n<h2 class=\"wp-block-heading c-heading _h2\" id=\"feature\">Features<\/h2>\n\n\n\n<div class=\"wp-block-bhw-wp-blocks-wrapper l-wrapper u-stack-8\">\n<div class=\"l-row__outer\"><div class=\"l-row wp-block-bhw-wp-blocks-column-row\">\n<div class=\"l-col _col-12 wp-block-bhw-wp-blocks-column-col\">\n<div class=\"wp-block-bhw-wp-blocks-wrapper l-wrapper u-stack-8\">\n<p><strong>With process improvements, the surface of this substrate has fewer micro-pinholes and offers a smoother surface. It contributes to fewer opens and shorts in the circuit pattern and improved yields.<\/strong> <br><strong>* pinhole = depression<\/strong><\/p>\n<\/div>\n<\/div>\n<\/div><\/div>\n<\/div>\n<\/section>\n\n\n\n<section class=\"l-section wp-block-bhw-wp-blocks-wrapper l-wrapper\">\n<h2 class=\"wp-block-heading c-heading _h2\" id=\"quality\">Material Characteristics<\/h2>\n\n\n\n<figure class=\"wp-block-flexible-table-block-table alignwide is-content-justification-center is-scroll-on-mobile is-style-stripes\"><table class=\"has-fixed-layout\" style=\"width:100%\"><tbody><tr><th rowspan=\"2\" colspan=\"2\" style=\"text-align:center\">ITEM<\/th><th rowspan=\"2\" style=\"text-align:center\">UNIT<\/th><th rowspan=\"2\" style=\"text-align:center\">TEST <br>CONDITIONS<\/th><td style=\"text-align:center\"><strong>Surface<br>Improved<br>substrate<\/strong><\/td><th style=\"text-align:center\"><strong>96% ALUMINA<\/strong><\/th><\/tr><tr><td style=\"text-align:center\"><strong>NA-96PF<\/strong><\/td><th style=\"text-align:center\">NA-96<\/th><\/tr><tr><td colspan=\"2\" style=\"text-align:center;vertical-align:middle\">MATERIAL<\/td><td style=\"text-align:center;vertical-align:middle\">\u2015<\/td><td style=\"text-align:center;vertical-align:middle\">\u2015<\/td><td style=\"text-align:center\">96%Al<sub>2<\/sub>O<sub>3<\/sub><\/td><td style=\"text-align:center;vertical-align:middle\">96%Al<sub>2<\/sub>O<sub>3<\/sub><\/td><\/tr><tr><td colspan=\"2\" style=\"text-align:center;vertical-align:middle\">COLOR<\/td><td style=\"text-align:center;vertical-align:middle\">\u2015<\/td><td style=\"text-align:center;vertical-align:middle\">\u2015<\/td><td style=\"text-align:center\">WHITE<\/td><td style=\"text-align:center;vertical-align:middle\">WHITE<\/td><\/tr><tr><td colspan=\"2\" style=\"text-align:center;vertical-align:middle\">DENSITY<\/td><td style=\"text-align:center;vertical-align:middle\">g\/cm<sup>3<\/sup><\/td><td style=\"text-align:center;vertical-align:middle\">\u2015<\/td><td style=\"text-align:center\">3.7<\/td><td style=\"text-align:center;vertical-align:middle\">3.7<\/td><\/tr><tr><td colspan=\"2\" style=\"text-align:center;vertical-align:middle\">WATER ABSORPTION<\/td><td style=\"text-align:center;vertical-align:middle\">%<\/td><td style=\"text-align:center;vertical-align:middle\">\u2015<\/td><td style=\"text-align:center\">0<\/td><td style=\"text-align:center;vertical-align:middle\">0<\/td><\/tr><tr><td style=\"text-align:center;vertical-align:middle\">MECHANICAL PROPERTIES<\/td><td style=\"text-align:center;vertical-align:middle\">3 POINT BENDING STRENGTH<\/td><td style=\"text-align:center;vertical-align:middle\">MPa<\/td><td style=\"text-align:center;vertical-align:middle\">\u2015<\/td><td style=\"text-align:center\">400<\/td><td style=\"text-align:center;vertical-align:middle\">400<\/td><\/tr><tr><td rowspan=\"3\" style=\"text-align:center;vertical-align:middle\">THERMAL <br>PROPERTIES<\/td><td rowspan=\"2\" style=\"text-align:center;vertical-align:middle\">THERMAL<br> EXPANSION COEFFICIENT<\/td><td rowspan=\"2\" style=\"text-align:center;vertical-align:middle\">10<sup>-6<\/sup>\/\u2103<\/td><td style=\"text-align:center;vertical-align:middle\">RT\uff5e400\u2103<\/td><td style=\"text-align:center\">6.8<\/td><td style=\"text-align:center;vertical-align:middle\">6.8<\/td><\/tr><tr><td style=\"text-align:center;vertical-align:middle\">RT\uff5e800\u2103<\/td><td style=\"text-align:center\">7.8<\/td><td style=\"text-align:center;vertical-align:middle\">7.8<\/td><\/tr><tr><td style=\"text-align:center;vertical-align:middle\">THERMAL <br>CONDUCTIVITY<\/td><td style=\"text-align:center;vertical-align:middle\">W\/(m\u30fbK)<\/td><td style=\"text-align:center;vertical-align:middle\">20\u2103<\/td><td style=\"text-align:center\">23<\/td><td style=\"text-align:center;vertical-align:middle\">23<\/td><\/tr><tr><td rowspan=\"6\" style=\"text-align:center;vertical-align:middle\">ELECTRICAL  PROPERTIES<\/td><td style=\"text-align:center;vertical-align:middle\">DIELECTRIC <br>CONSTANT<\/td><td style=\"text-align:center;vertical-align:middle\">\u2015<\/td><td style=\"text-align:center;vertical-align:middle\">1MHz<\/td><td style=\"text-align:center\">9.2<\/td><td style=\"text-align:center;vertical-align:middle\">9.2<\/td><\/tr><tr><td style=\"text-align:center;vertical-align:middle\">LOSS  TANGENT<\/td><td style=\"text-align:center;vertical-align:middle\">10<sup>-4<\/sup><\/td><td style=\"text-align:center;vertical-align:middle\">1MHz<\/td><td style=\"text-align:center\">10<\/td><td style=\"text-align:center;vertical-align:middle\">10<\/td><\/tr><tr><td rowspan=\"3\" style=\"text-align:center;vertical-align:middle\">VOLUME<br>RESISTIVITY<\/td><td rowspan=\"3\" style=\"text-align:center;vertical-align:middle\">\u03a9\u30fbcm<\/td><td style=\"text-align:center;vertical-align:middle\">25\u2103<\/td><td style=\"text-align:center\">&gt;10<sup>14<\/sup><\/td><td style=\"text-align:center;vertical-align:middle\">&gt;10<sup>14<\/sup><\/td><\/tr><tr><td style=\"text-align:center;vertical-align:middle\">300\u2103<\/td><td style=\"text-align:center\">10<sup>12<\/sup><\/td><td style=\"text-align:center;vertical-align:middle\">10<sup>12<\/sup><\/td><\/tr><tr><td style=\"text-align:center;vertical-align:middle\">500\u2103<\/td><td style=\"text-align:center\">10<sup>10<\/sup><\/td><td style=\"text-align:center;vertical-align:middle\">10<sup>10<\/sup><\/td><\/tr><tr><td style=\"text-align:center;vertical-align:middle\">DIELECTRIC <br>STRENGTH<\/td><td style=\"text-align:center;vertical-align:middle\">kV\/mm<\/td><td style=\"text-align:center;vertical-align:middle\">\u2015<\/td><td style=\"text-align:center\">&gt;20<\/td><td style=\"text-align:center;vertical-align:middle\">&gt;20<\/td><\/tr><tr><td rowspan=\"2\" style=\"text-align:center\">PINHOLE<\/td><td style=\"text-align:center\">SIZE<\/td><td style=\"text-align:center\">\u03bcm<\/td><td style=\"text-align:center\">\u2015<\/td><td style=\"text-align:center\">APPROX.20<\/td><td style=\"text-align:center\">\u2015<\/td><\/tr><tr><td style=\"text-align:center\">FREQUENCY<\/td><td style=\"text-align:center\">\u2015<\/td><td style=\"text-align:center\">\u2015<\/td><td style=\"text-align:center\">LESS<\/td><td style=\"text-align:center\">\u2015<\/td><\/tr><\/tbody><\/table><figcaption>\u203bValues are typical, not guaranteed<\/figcaption><\/figure>\n<\/section>\n\n\n\n<section class=\"l-section wp-block-bhw-wp-blocks-wrapper l-wrapper\">\n<h2 class=\"wp-block-heading c-heading _h2\" id=\"guideline\">Design Guidelines<\/h2>\n\n\n\n<p>\u203bAvailable Substrate Sizes (below) <br> \uff5e300x90mm <br>\u203bAvailable Thicknesses (below)<br> 0.635\uff5e1.0mmt<br>\u203bValues are typical, not guaranteed Please contact for other sizes<\/p>\n<\/section>\n\n\n\n<h2 class=\"wp-block-heading c-heading _h2\" id=\"catalog\">Catalog Download<\/h2>\n\n\n\n<div class=\"wp-block-bhw-wp-blocks-button\"><a class=\"c-button _md\" href=\"https:\/\/sgfm.jp\/f\/NikkoDocumentDownloadEn?_gl=1%2a2t3vay%2a_gcl_au%2aMTI1MzczMTY4MC4xNzIxMDg5NDA2\" target=\"_blank\" rel=\"noreferrer noopener\"><span class=\"c-button__text\"><span class=\"inner\">Catalog Download<\/span><\/span><svg class=\"c-button__icon\" aria-label=\"\u65b0\u898f\u30a6\u30a3\u30f3\u30c9\u30a6\" viewBox=\"0 0 12 12\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M3 3V0.6C3 0.257143 3.25714 0 3.6 0H11.4C11.7429 0 12 0.257143 12 0.6V8.4C12 8.74286 11.7429 9 11.4 9H9V11.4C9 11.7429 8.74286 12 8.4 12H0.6C0.257143 12 0 11.7429 0 11.4V3.6C0 3.25714 0.257143 3 0.6 3H3ZM4.2 3H8.4C8.74286 3 9 3.25714 9 3.6V7.8H10.8V1.2H4.2V3ZM1.2 4.2V10.8H7.8V4.2H1.2Z\" fill=\"currentColor\"><\/path><\/svg><\/a><\/div>\n\n\n\n<section class=\"l-section wp-block-bhw-wp-blocks-wrapper l-wrapper\">\n<h2 class=\"wp-block-heading c-heading _h2\" id=\"use\">Product Use Cases<\/h2>\n\n\n\n<ul class=\"c-list u-stack-2 wp-block-list\">\n<li>Substrates for Thin-film circuit boards<\/li>\n\n\n\n<li>Thermal printer heads for copiers, various printers<\/li>\n\n\n\n<li>Thermal printer heads for Point of Sale terminals<\/li>\n<\/ul>\n<\/section>\n","protected":false},"featured_media":0,"parent":4054,"menu_order":35,"template":"single_ceramics-details.php","format":"standard","class_list":["post-7765","ceramics","type-ceramics","status-publish","format-standard","hentry","en-US"],"_links":{"self":[{"href":"https:\/\/www.nikko-company.co.jp\/wp-json\/wp\/v2\/ceramics\/7765","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.nikko-company.co.jp\/wp-json\/wp\/v2\/ceramics"}],"about":[{"href":"https:\/\/www.nikko-company.co.jp\/wp-json\/wp\/v2\/types\/ceramics"}],"version-history":[{"count":8,"href":"https:\/\/www.nikko-company.co.jp\/wp-json\/wp\/v2\/ceramics\/7765\/revisions"}],"predecessor-version":[{"id":9635,"href":"https:\/\/www.nikko-company.co.jp\/wp-json\/wp\/v2\/ceramics\/7765\/revisions\/9635"}],"up":[{"embeddable":true,"href":"https:\/\/www.nikko-company.co.jp\/wp-json\/wp\/v2\/ceramics\/4054"}],"wp:attachment":[{"href":"https:\/\/www.nikko-company.co.jp\/wp-json\/wp\/v2\/media?parent=7765"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}