{"id":2258,"date":"2026-05-19T05:01:54","date_gmt":"2026-05-19T05:01:54","guid":{"rendered":"https:\/\/www.xkh-ceramics.com\/?post_type=product&#038;p=2258"},"modified":"2026-05-29T05:28:18","modified_gmt":"2026-05-29T05:28:18","slug":"alumina-ceramic-heat-sink-310x310-mm-al%e2%82%82o%e2%82%83-thermal-management-plate","status":"publish","type":"product","link":"https:\/\/www.xkh-ceramics.com\/hu\/product\/alumina-ceramic-heat-sink-310x310-mm-al%e2%82%82o%e2%82%83-thermal-management-plate\/","title":{"rendered":"Alum\u00ednium-oxid-ker\u00e1mia h\u0171t\u0151borda 310 \u00d7 310 mm Al\u2082O\u2083 h\u0151kezel\u0151 lemez"},"content":{"rendered":"<p data-start=\"394\" data-end=\"710\"><img fetchpriority=\"high\" decoding=\"async\" class=\"size-medium wp-image-2261 alignright\" src=\"https:\/\/www.xkh-ceramics.com\/wp-content\/uploads\/2026\/05\/Alumina-Ceramic-Heat-Sink-310\u00d7310-mm-Al\u2082O\u2083-Thermal-Management-Plate-300x300.png\" alt=\"\" width=\"300\" height=\"300\" srcset=\"\" sizes=\"(max-width: 300px) 100vw, 300px\" data-srcset=\"\" \/>The 310 \u00d7 310 mm alumina ceramic heat sink plate is a high-performance thermal management component made from high-purity aluminum oxide (Al\u2082O\u2083). It is designed for applications requiring efficient heat dissipation, electrical insulation, and long-term stability under high temperature and high voltage environments.<\/p>\n<p data-start=\"712\" data-end=\"884\">Compared with metal heat sinks, alumina ceramic offers superior electrical insulation, excellent corrosion resistance, and stable performance in harsh operating conditions.<\/p>\n<p data-start=\"886\" data-end=\"1033\">This large-format ceramic plate is suitable for power electronics, LED modules, semiconductor equipment fixtures, and precision industrial systems.<\/p>\n<hr data-start=\"1035\" data-end=\"1038\" \/>\n<h2 data-section-id=\"1y8un7j\" data-start=\"1040\" data-end=\"1058\">\u00a0F\u0151 jellemz\u0151k<\/h2>\n<ul data-start=\"1060\" data-end=\"1389\">\n<li data-section-id=\"1x9683l\" data-start=\"1060\" data-end=\"1120\">High thermal conductivity for efficient heat dissipation<\/li>\n<li data-section-id=\"19srh1m\" data-start=\"1121\" data-end=\"1168\">Excellent electrical insulation performance<\/li>\n<li data-section-id=\"s6vy75\" data-start=\"1169\" data-end=\"1217\">Nagy mechanikai szil\u00e1rds\u00e1g \u00e9s kop\u00e1s\u00e1ll\u00f3s\u00e1g<\/li>\n<li data-section-id=\"bhsp01\" data-start=\"1218\" data-end=\"1276\">Stable performance under high temperature environments<\/li>\n<li data-section-id=\"1b08t7j\" data-start=\"1277\" data-end=\"1319\">Good chemical and corrosion resistance<\/li>\n<li data-section-id=\"1eoi0xe\" data-start=\"1320\" data-end=\"1389\">Precision ground surface available for high-flatness applications<\/li>\n<\/ul>\n<hr data-start=\"1391\" data-end=\"1394\" \/>\n<h2 data-section-id=\"14me2no\" data-start=\"1396\" data-end=\"1418\">\u00a0Anyagi lehet\u0151s\u00e9gek<\/h2>\n<ul data-start=\"1420\" data-end=\"1580\">\n<li data-section-id=\"15swvgq\" data-start=\"1420\" data-end=\"1461\">95% Al\u2082O\u2083 (Standard industrial grade)<\/li>\n<li data-section-id=\"1iieflf\" data-start=\"1462\" data-end=\"1513\">96% Al\u2082O\u2083 (Improved mechanical strength option)<\/li>\n<li data-section-id=\"1g5uvoo\" data-start=\"1514\" data-end=\"1580\">99% Al\u2082O\u2083 (High purity, enhanced insulation &amp; thermal stability)<\/li>\n<\/ul>\n<hr data-start=\"1582\" data-end=\"1585\" \/>\n<h2 data-section-id=\"8lu2ky\" data-start=\"1587\" data-end=\"1617\">M\u0171szaki specifik\u00e1ci\u00f3k<\/h2>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"1619\" data-end=\"2138\">\n<thead data-start=\"1619\" data-end=\"1643\">\n<tr data-start=\"1619\" data-end=\"1643\">\n<th class=\"last:pe-10\" data-start=\"1619\" data-end=\"1626\" data-col-size=\"sm\">T\u00e9tel<\/th>\n<th class=\"last:pe-10\" data-start=\"1626\" data-end=\"1643\" data-col-size=\"md\">Specifik\u00e1ci\u00f3<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"1668\" data-end=\"2138\">\n<tr data-start=\"1668\" data-end=\"1706\">\n<td data-start=\"1668\" data-end=\"1679\" data-col-size=\"sm\">Anyag<\/td>\n<td data-col-size=\"md\" data-start=\"1679\" data-end=\"1706\">Alum\u00ednium-oxid-ker\u00e1mia (Al\u2082O\u2083)<\/td>\n<\/tr>\n<tr data-start=\"1707\" data-end=\"1730\">\n<td data-start=\"1707\" data-end=\"1714\" data-col-size=\"sm\">M\u00e9ret<\/td>\n<td data-start=\"1714\" data-end=\"1730\" data-col-size=\"md\">310 \u00d7 310 mm<\/td>\n<\/tr>\n<tr data-start=\"1731\" data-end=\"1775\">\n<td data-start=\"1731\" data-end=\"1743\" data-col-size=\"sm\">Thickness<\/td>\n<td data-start=\"1743\" data-end=\"1775\" data-col-size=\"md\">0.5 \u2013 10.0 mm (customizable)<\/td>\n<\/tr>\n<tr data-start=\"1776\" data-end=\"1805\">\n<td data-start=\"1776\" data-end=\"1786\" data-col-size=\"sm\">S\u0171r\u0171s\u00e9g<\/td>\n<td data-start=\"1786\" data-end=\"1805\" data-col-size=\"md\">3,6 - 3,9 g\/cm\u00b3<\/td>\n<\/tr>\n<tr data-start=\"1806\" data-end=\"1846\">\n<td data-start=\"1806\" data-end=\"1829\" data-col-size=\"sm\">H\u0151vezet\u0151 k\u00e9pess\u00e9g<\/td>\n<td data-col-size=\"md\" data-start=\"1829\" data-end=\"1846\">20 \u2013 30 W\/m\u00b7K<\/td>\n<\/tr>\n<tr data-start=\"1847\" data-end=\"1888\">\n<td data-start=\"1847\" data-end=\"1869\" data-col-size=\"sm\">Dielektromos szil\u00e1rds\u00e1g<\/td>\n<td data-col-size=\"md\" data-start=\"1869\" data-end=\"1888\">\u2265 10 \u2013 15 kV\/mm<\/td>\n<\/tr>\n<tr data-start=\"1889\" data-end=\"1925\">\n<td data-start=\"1889\" data-end=\"1910\" data-col-size=\"sm\">Volume Resistivity<\/td>\n<td data-col-size=\"md\" data-start=\"1910\" data-end=\"1925\">\u2265 10\u00b9\u2074 \u03a9\u00b7cm<\/td>\n<\/tr>\n<tr data-start=\"1926\" data-end=\"1965\">\n<td data-start=\"1926\" data-end=\"1946\" data-col-size=\"sm\">Hajl\u00edt\u00f3szil\u00e1rds\u00e1g<\/td>\n<td data-col-size=\"md\" data-start=\"1946\" data-end=\"1965\">\u2265 300 \u2013 350 MPa<\/td>\n<\/tr>\n<tr data-start=\"1966\" data-end=\"1989\">\n<td data-start=\"1966\" data-end=\"1977\" data-col-size=\"sm\">Kem\u00e9nys\u00e9g<\/td>\n<td data-start=\"1977\" data-end=\"1989\" data-col-size=\"md\">\u2265 80 HRA<\/td>\n<\/tr>\n<tr data-start=\"1990\" data-end=\"2055\">\n<td data-start=\"1990\" data-end=\"2010\" data-col-size=\"sm\">Fel\u00fcleti \u00e9rdess\u00e9g<\/td>\n<td data-start=\"2010\" data-end=\"2055\" data-col-size=\"md\">Ra \u2264 0.4 \u2013 0.8 \u03bcm (ground surface option)<\/td>\n<\/tr>\n<tr data-start=\"2056\" data-end=\"2112\">\n<td data-start=\"2056\" data-end=\"2067\" data-col-size=\"sm\">Flatness<\/td>\n<td data-start=\"2067\" data-end=\"2112\" data-col-size=\"md\">\u2264 0.05 \u2013 0.10 mm (depending on thickness)<\/td>\n<\/tr>\n<tr data-start=\"2113\" data-end=\"2138\">\n<td data-start=\"2113\" data-end=\"2121\" data-col-size=\"sm\">Sz\u00ednes<\/td>\n<td data-start=\"2121\" data-end=\"2138\" data-col-size=\"md\">Ivory \/ White<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<hr data-start=\"2140\" data-end=\"2143\" \/>\n<h2 data-section-id=\"4t5b8m\" data-start=\"2145\" data-end=\"2163\"><img decoding=\"async\" class=\"size-medium wp-image-2260 alignright\" src=\"https:\/\/www.xkh-ceramics.com\/wp-content\/uploads\/2026\/05\/\u672a\u547d\u540d\u7684\u8bbe\u8ba1-69-300x300.png\" alt=\"\" width=\"300\" height=\"300\" srcset=\"\" sizes=\"(max-width: 300px) 100vw, 300px\" data-srcset=\"\" \/>Alkalmaz\u00e1sok<\/h2>\n<ul data-start=\"2165\" data-end=\"2400\">\n<li data-section-id=\"1b2xr9q\" data-start=\"2165\" data-end=\"2200\">LED high-power lighting modules<\/li>\n<li data-section-id=\"1q2uxij\" data-start=\"2201\" data-end=\"2255\">Power semiconductor devices (IGBT, MOSFET cooling)<\/li>\n<li data-section-id=\"rxjt36\" data-start=\"2256\" data-end=\"2286\">RF and microwave equipment<\/li>\n<li data-section-id=\"xhat7z\" data-start=\"2287\" data-end=\"2322\">High-voltage insulation systems<\/li>\n<li data-section-id=\"ywzi5u\" data-start=\"2323\" data-end=\"2364\">Industrial heat dissipation platforms<\/li>\n<li data-section-id=\"1ujpytg\" data-start=\"2365\" data-end=\"2400\">Precision electronic assemblies<\/li>\n<\/ul>\n<hr data-start=\"2402\" data-end=\"2405\" \/>\n<h2 data-section-id=\"128v01u\" data-start=\"2407\" data-end=\"2434\">Testreszab\u00e1si lehet\u0151s\u00e9gek<\/h2>\n<ul data-start=\"2436\" data-end=\"2675\">\n<li data-section-id=\"v88utp\" data-start=\"2436\" data-end=\"2472\">Size and thickness customization<\/li>\n<li data-section-id=\"1sfyw6o\" data-start=\"2473\" data-end=\"2549\">Surface polishing \/ lapping \/ metallization (Ag, Au, Ni plating support)<\/li>\n<li data-section-id=\"12ytxsi\" data-start=\"2550\" data-end=\"2585\">Laser cutting and CNC machining<\/li>\n<li data-section-id=\"1wf7piy\" data-start=\"2586\" data-end=\"2621\">Drilling and precision slotting<\/li>\n<li data-section-id=\"10r017e\" data-start=\"2622\" data-end=\"2675\">High-flatness grade for optical\/semiconductor use<\/li>\n<\/ul>\n<h2 data-start=\"0\" data-end=\"39\"><strong data-start=\"3\" data-end=\"39\">GYIK (Gyakran Ism\u00e9telt K\u00e9rd\u00e9sek)<\/strong><\/h2>\n<p data-start=\"41\" data-end=\"423\"><strong data-start=\"41\" data-end=\"116\">Q1: Is alumina ceramic better than aluminum for heat sink applications?<\/strong><br data-start=\"116\" data-end=\"119\" \/>A: Alumina ceramic offers lower thermal conductivity than aluminum, but it provides superior electrical insulation, higher temperature resistance, and better corrosion stability. It is ideal for high-voltage and precision electronic environments where metal heat sinks may fail due to conductivity risks.<\/p>\n<p data-start=\"425\" data-end=\"752\"><strong data-start=\"425\" data-end=\"521\">Q2: Can the 310 \u00d7 310 mm ceramic plate be customized into different shapes or hole patterns?<\/strong><br data-start=\"521\" data-end=\"524\" \/>A: Yes. The alumina ceramic plate can be CNC machined, laser cut, drilled, or slotted according to design requirements. Custom geometries, mounting holes, and surface patterns are available for specific device integration needs.<\/p>\n<p data-start=\"754\" data-end=\"1145\" data-is-last-node=\"\" data-is-only-node=\"\"><strong data-start=\"754\" data-end=\"847\">Q3: Will the ceramic heat sink crack under high temperature or rapid temperature changes?<\/strong><br data-start=\"847\" data-end=\"850\" \/>A: High-purity alumina ceramics have excellent thermal stability and can withstand high operating temperatures. However, like all ceramics, they are brittle under mechanical shock. Proper mounting design and controlled thermal cycling help ensure long-term reliability in practical applications.<\/p>","protected":false},"excerpt":{"rendered":"<p>The 310 \u00d7 310 mm alumina ceramic heat sink plate is a high-performance thermal management component made from high-purity aluminum oxide (Al\u2082O\u2083). It is designed for applications requiring efficient heat dissipation, electrical insulation, and long-term stability under high temperature and high voltage environments.<\/p>","protected":false},"featured_media":2260,"comment_status":"open","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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