{"id":22063,"date":"2026-07-08T10:05:47","date_gmt":"2026-07-08T02:05:47","guid":{"rendered":"https:\/\/nkmceramic.com\/?p=22063"},"modified":"2026-07-08T10:05:47","modified_gmt":"2026-07-08T02:05:47","slug":"sic-thermal-properties","status":"publish","type":"post","link":"https:\/\/nkmceramic.com\/pt\/sic-thermal-properties\/","title":{"rendered":"Thermal Properties of Silicon Carbide: Key Advantages for Industrial Ceramic Applications"},"content":{"rendered":"<p>Many industrial applications suffer from thermal degradation, dimensional distortion, and poor heat dispersion because of harsh conditions. Advanced <a href=\"https:\/\/nkmceramic.com\/what-is-silicon-carbide-ceramic-materials\/\"><u>silicon carbide ceramic material<\/u><\/a>\u00a0parts can be employed to deal with such challenges. Recently, SiC has become increasingly popular among ceramic materials.<\/p>\n<p>This article describes the thermal properties of silicon carbide ceramics. It covers thermal conductivity, thermal expansion, high-temperature thermal stability, and thermal shock resistance, explaining how these properties add practical value to your industrial production.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/nkmceramic.com\/pt\/sic-thermal-properties\/#Outstanding_Thermal_Conductivity\" >Outstanding Thermal Conductivity<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/nkmceramic.com\/pt\/sic-thermal-properties\/#Low_and_Stable_Thermal_Expansion_Coefficient\" >Low and Stable Thermal Expansion Coefficient<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/nkmceramic.com\/pt\/sic-thermal-properties\/#Excellent_High-Temperature_Thermal_Stability\" >Excellent High-Temperature Thermal Stability<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/nkmceramic.com\/pt\/sic-thermal-properties\/#Superior_Thermal_Shock_Resistance\" >Superior Thermal Shock Resistance<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/nkmceramic.com\/pt\/sic-thermal-properties\/#Industrial_Applications_Based_on_SiC_Thermal_Properties\" >Industrial Applications Based on SiC Thermal Properties<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/nkmceramic.com\/pt\/sic-thermal-properties\/#High-power_Semiconductor_Thermal_Management\" >High-power Semiconductor Thermal Management<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/nkmceramic.com\/pt\/sic-thermal-properties\/#High-temperature_Kiln_Furnace_Furniture\" >High-temperature Kiln Furnace Furniture<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/nkmceramic.com\/pt\/sic-thermal-properties\/#Extreme_Temperature_Industrial_Equipment\" >Extreme Temperature Industrial Equipment<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/nkmceramic.com\/pt\/sic-thermal-properties\/#FAQs\" >FAQs<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/nkmceramic.com\/pt\/sic-thermal-properties\/#Conclusion\" >Conclusion<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/nkmceramic.com\/pt\/sic-thermal-properties\/#Reference\" >Reference<\/a><\/li><\/ul><\/nav><\/div>\n\n<h2><span class=\"ez-toc-section\" id=\"Outstanding_Thermal_Conductivity\"><\/span><strong><b>Outstanding Thermal Conductivity<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Thermal conductivity is one of the thermal benefits that high-purity silicon carbide ceramics offer. It determines how effectively heat is transferred from SiC parts when working continuously.<\/p>\n<p>Ordinary structural ceramics have very poor heat transfer characteristics. Most alumina ceramics only offer 20-35 W\/m\u00b7K thermal conductivity at room temperature. High-grade sintered SiC ceramics deliver far better performance.<\/p>\n<p>Under room temperature, single-crystal SiC possesses thermal conductivity ranging from 370 to 490 W\/m\u00b7K. Even common industrial polycrystalline SiC ceramics maintain 150-200 W\/m\u00b7K, dozens of times higher than ordinary industrial ceramics.<sup>[4]<\/sup><\/p>\n<p>SiC thermal conductivity drops slightly as temperature rises. It falls to 100-150 W\/m\u00b7K at 400\u2103. Yet it still outperforms most competing ceramic and semiconductor materials. Such a stable heat conduction ability supports consistent thermal management in long-cycle industrial operations.<\/p>\n<p>You may take advantage of this characteristic in order to enhance your thermal management system. The SiC heat sink and heat dissipation substrates will be able to dissipate heat instantly, without causing overheating of your high-power equipment.<\/p>\n<figure id=\"attachment_22064\" aria-describedby=\"caption-attachment-22064\" style=\"width: 1280px\" class=\"wp-caption alignnone\"><img decoding=\"async\" class=\"size-full wp-image-22064 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/07\/1-Silicon-Carbide-Heat-Exchanger-Resistant-to-High-temperature.jpg\" alt=\"Silicon Carbide Heat Exchanger Resistant to High-temperature\" width=\"1280\" height=\"720\" \/><figcaption id=\"caption-attachment-22064\" class=\"wp-caption-text\"><noscript><img decoding=\"async\" class=\"size-full wp-image-22064 lazyload\" src=\"https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/07\/1-Silicon-Carbide-Heat-Exchanger-Resistant-to-High-temperature.jpg\" alt=\"Silicon Carbide Heat Exchanger Resistant to High-temperature\" width=\"1280\" height=\"720\" srcset=\"https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/07\/1-Silicon-Carbide-Heat-Exchanger-Resistant-to-High-temperature.jpg 1280w, https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/07\/1-Silicon-Carbide-Heat-Exchanger-Resistant-to-High-temperature-768x432.jpg 768w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/noscript> Silicon Carbide Heat Exchanger Resistant to High-temperature<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Low_and_Stable_Thermal_Expansion_Coefficient\"><\/span><strong><b>Low and Stable Thermal Expansion Coefficient<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Thermal expansion plays an important role in the assessment of reliability for industrial ceramic applications. It has a great effect on the dimensional stability of ceramic components in response to changes in temperature. Too much expansion or contraction would lead to distortion or even breakage.<\/p>\n<p>Silicon carbide ceramic has a low thermal expansion coefficient. The coefficient keeps constant at 4.0-4.5\u00d710<sup>-6<\/sup>\/K between room temperature and 1,000\u2103.<sup>[1]<\/sup>\u00a0Compared with other structural ceramics and metal materials, its thermal expansion is much lower. Moreover, it has similar thermal expansion to silicon semiconductor chips.<\/p>\n<p>It will be a big benefit for precision thermal devices because it can significantly decrease errors in assembly and maintenance fees due to thermal deformation.<\/p>\n<p>You do not need any transition layers for mounting silicon chips onto the SiC substrate. This effectively eliminates thermal stress cracks caused by mismatched expansion coefficients.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Excellent_High-Temperature_Thermal_Stability\"><\/span><strong><b>Excellent High-Temperature Thermal Stability<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Thermal stability is defined as the capacity of a material to retain its physical properties and functionality of a material even when heated continuously. Most conventional ceramics deteriorate extremely quickly beyond 1,200\u2103, becoming weak mechanically and will structurally breaking.<sup>[3]<\/sup><\/p>\n<p>Silicon carbide ceramic materials possess remarkably high-temperature thermal stability. They maintain integrity up to 1,650\u2103 when exposed to an oxidative environment. Special SiC fibers can even operate in temperatures above 1,800\u2103.<sup>[1]<\/sup><\/p>\n<p>Silicon dioxide coating will form on the surface when heated at high temperatures. This protective coating isolates oxygen and corrosive gases from attacking the interior structure of the material. Thus, preventing thermal oxidation failure.<\/p>\n<p>SiC ceramic parts can be utilized in high-temperature kilns, furnaces, and metallurgical equipment. They remain stable under long-term high-temperature exposure without any deformation or breaking, stabilizing your process and reducing replacement downtime.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Superior_Thermal_Shock_Resistance\"><\/span><strong><b>Superior Thermal Shock Resistance<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Thermal shock resistance measures a material\u2019s tolerance to rapid temperature rise and fall. Industrial equipment often experiences frequent cold-and-hot cycles, and ordinary ceramics crack or peel under such working conditions.<\/p>\n<p>Silicon carbide ceramics have high thermal conductivity and low thermal expansion. This perfect match gives them excellent thermal shock resistance. Fast heat conduction reduces internal temperature differences. Low thermal expansion avoids huge internal thermal stress.<\/p>\n<p>Consequently, SiC ceramic components are able to resist repeated exposure to high temperatures. There is very little chance of cracking or breaking at high temperatures. If your production line requires repeated cycles of starting and stopping, and temperature changes, SiC ceramic components are what you need.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Industrial_Applications_Based_on_SiC_Thermal_Properties\"><\/span><strong><b>Industrial Applications Based on SiC Thermal Properties<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>All thermal advantages of silicon carbide ceramics translate into practical industrial value. Its matched thermal indicators solve multiple issues in high-temperature and high-power industries.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"High-power_Semiconductor_Thermal_Management\"><\/span><strong><b>High-power Semiconductor Thermal Management<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>You can adopt SiC ceramic substrates and heat sinks for power electronic devices. Their high thermal conductivity efficiently dissipates working heat. They improve the stability and service life of new energy power devices and industrial control modules.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"High-temperature_Kiln_Furnace_Furniture\"><\/span><strong><b>High-temperature Kiln Furnace Furniture<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>You can replace alumina or cordierite kiln shelves with <a href=\"https:\/\/nkmceramic.com\/silicon-carbide-plates\/\"><u>SiC ceramic plates<\/u><\/a>. SiC heats and cools faster to shorten firing cycles. It improves production efficiency while resisting high-temperature deformation and thermal shock damage.<\/p>\n<figure id=\"attachment_22065\" aria-describedby=\"caption-attachment-22065\" style=\"width: 1280px\" class=\"wp-caption alignnone\"><img decoding=\"async\" class=\"size-full wp-image-22065 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/07\/2-Silicon-Carbide-Kiln-Car-Structure.jpg\" alt=\"Silicon Carbide Kiln Car Structure\" width=\"1280\" height=\"720\" \/><figcaption id=\"caption-attachment-22065\" class=\"wp-caption-text\"><noscript><img decoding=\"async\" class=\"size-full wp-image-22065 lazyload\" src=\"https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/07\/2-Silicon-Carbide-Kiln-Car-Structure.jpg\" alt=\"Silicon Carbide Kiln Car Structure\" width=\"1280\" height=\"720\" srcset=\"https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/07\/2-Silicon-Carbide-Kiln-Car-Structure.jpg 1280w, https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/07\/2-Silicon-Carbide-Kiln-Car-Structure-768x432.jpg 768w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/noscript> Silicon Carbide Kiln Car Structure<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Extreme_Temperature_Industrial_Equipment\"><\/span><strong><b>Extreme Temperature Industrial Equipment<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>You can use SiC thermal components in metallurgical smelting and chemical high-temperature reactors. Their excellent thermal stability and corrosion resistance adapt to harsh high-temperature working environments. They lower long-term equipment operation costs.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"FAQs\"><\/span><strong><b>FAQs<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong><b>Why is SiC thermal conductivity more stable than alumina ceramics at high temperatures?<\/b><\/strong><\/p>\n<p>SiC has a stable crystal structure. Its thermal conductivity declines mildly with temperature rise. Alumina ceramics have more internal defects, leading to sharp heat conduction attenuation at high temperatures.<\/p>\n<p><strong><b>What temperature range is best for long-term SiC ceramic operation?<\/b><\/strong><\/p>\n<p>Sintered SiC ceramics work stably below 1,650\u2103 in oxidizing environments. In inert atmospheres, they can withstand temperatures above 2,000\u2103 for short-term operation.<\/p>\n<p><strong><b>How does thermal shock resistance of SiC compare with zirconia ceramics?<\/b><\/strong><\/p>\n<p>SiC performs better in frequent cold-hot cycles. Zirconia has poor thermal conductivity and large thermal stress. It is prone to cracking under rapid temperature changes, unlike stable SiC ceramics.<\/p>\n<p><strong><b>Does SiC thermal performance vary with different sintering processes?<\/b><\/strong><\/p>\n<p>Yes. Reaction-sintered and pressure-sintered SiC have different density and purity.<sup>[2]<\/sup>\u00a0High-density pure SiC shows higher thermal conductivity and more stable thermal performance.<\/p>\n<p><strong><b>Further Reading<\/b><\/strong>: <a href=\"https:\/\/nkmceramic.com\/5-sintering-processes-of-sic\/\"><u>Common Sintering Processes of Silicon Carbide (SiC) Ceramics<\/u><\/a><\/p>\n<p><strong><b>Can SiC thermal components reduce industrial production energy consumption?<\/b><\/strong><\/p>\n<p>Absolutely. Its fast and uniform heat transfer shortens heating and cooling cycles. It improves thermal energy utilization and effectively cuts equipment operating energy consumption.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong><b>Conclusion<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Silicon carbide ceramics&#8217; thermal advantages solve problems such as poor heat dissipation, thermal deformation, and high-temperature failure. Whether you upgrade existing thermal equipment or customize high-temperature ceramic components, SiC delivers reliable thermal performance support.<\/p>\n<p><a href=\"https:\/\/nkmceramic.com\/\"><u>Newthink New Materials<\/u><\/a>\u00a0provides high-quality <a href=\"https:\/\/nkmceramic.com\/silicon-carbide-ceramic\/\"><u>silicon carbide ceramic products<\/u><\/a>\u00a0for customers worldwide. <a href=\"https:\/\/nkmceramic.com\/contact-us\/\"><u>Contact us<\/u><\/a>\u00a0for more information.<\/p>\n<p>Thanks for your reading. Hope this article will be helpful.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Reference\"><\/span><strong><b>Reference<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>[1] <a href=\"https:\/\/books.google.com\/books?hl=en&amp;lr=&amp;id=VlWRDwAAQBAJ&amp;oi=fnd&amp;pg=PA361&amp;dq=silicon+carbide+thermal+property&amp;ots=Ue6NbV9AWo&amp;sig=JUc-HNUSaTLLSULLJSWqAzhKBa8\"><u>Abderrazak, H., &amp; Hmida, E. S. B. H. (2011). Silicon carbide: synthesis and properties.\u00a0<\/u><em><u><i>Properties and applications of Silicon Carbide<\/i><\/u><\/em><u>, 361-388.<\/u><\/a><\/p>\n<p>[2] <a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/B9780080067681500073\"><u>Kern, E. L., Hamill, D. W., Deem, H. W., &amp; Sheets, H. D. (1969). Thermal properties of \u03b2-silicon carbide from 20 to 2000 C. In\u00a0<\/u><em><u><i>Silicon Carbide\u20131968<\/i><\/u><\/em><u>\u00a0(pp. S25-S32). Pergamon.<\/u><\/a><\/p>\n<p>[3] <a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/B9780128041734001332\"><u>Mukasyan, A. S. (2017). Silicon carbide. In\u00a0<\/u><em><u><i>Concise encyclopedia of self-propagating high-temperature synthesis<\/i><\/u><\/em><u>\u00a0(pp. 336-338). Elsevier.<\/u><\/a><\/p>\n<p>[4] <a href=\"https:\/\/journals.aps.org\/prb\/abstract\/10.1103\/PhysRevB.54.1791\"><u>Zywietz, A., Karch, K., &amp; Bechstedt, F. (1996). Influence of polytypism on thermal properties of silicon carbide.\u00a0<\/u><em><u><i>Physical Review B<\/i><\/u><\/em><u>,\u00a0<\/u><em><u><i>54<\/i><\/u><\/em><u>(3), 1791.<\/u><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Many industrial applications suffer from thermal degradation, dimensional distortion, and poor heat dispersion because of harsh conditions. Advanced silicon carbide ceramic material\u00a0parts can be employed to deal with such challenges. Recently, SiC has become increasingly popular among ceramic materials. This article describes the thermal properties of silicon carbide ceramics. It [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":22065,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"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":"disabled","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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center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-22063","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Thermal Properties of Silicon Carbide for Industrial Applications<\/title>\n<meta name=\"description\" content=\"Explore how silicon carbide (SiC) ceramics solve thermal degradation and maximize efficiency with outstanding thermal conductivity and high-temperature stability.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/nkmceramic.com\/pt\/sic-thermal-properties\/\" 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