{"id":22023,"date":"2026-07-01T13:45:55","date_gmt":"2026-07-01T05:45:55","guid":{"rendered":"https:\/\/nkmceramic.com\/?p=22023"},"modified":"2026-07-01T13:45:55","modified_gmt":"2026-07-01T05:45:55","slug":"silicon-carbide-density","status":"publish","type":"post","link":"https:\/\/nkmceramic.com\/es\/silicon-carbide-density\/","title":{"rendered":"Silicon Carbide Density: Values, Influencing Factors and Industrial Application Guide"},"content":{"rendered":"<p>Silicon carbide performs well in modern industrial production with excellent thermal stability, extreme hardness and reliable chemical resistance. Among these properties, density is critical to affecting the weight, structural stability and service life of SiC components.<\/p>\n<p>Accurate density data is important for supporting material selection, optimization, and production quality. This article will answer your questions about the density, density-affecting factors, and practical industrial implications of silicon carbide.<\/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\/es\/silicon-carbide-density\/#Standard_Density_of_Silicon_Carbide\" >Standard Density of Silicon Carbide<\/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\/es\/silicon-carbide-density\/#3_Main_Factors_That_Affect_Silicon_Carbide_Density\" >3 Main Factors That Affect Silicon Carbide Density<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/nkmceramic.com\/es\/silicon-carbide-density\/#Sintering_Method\" >Sintering Method<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/nkmceramic.com\/es\/silicon-carbide-density\/#Porosity\" >Porosity<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/nkmceramic.com\/es\/silicon-carbide-density\/#Purity_Additives\" >Purity &amp; Additives<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/nkmceramic.com\/es\/silicon-carbide-density\/#How_Silicon_Carbide_Density_Determines_Industrial_Performance\" >How Silicon Carbide Density Determines Industrial Performance?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/nkmceramic.com\/es\/silicon-carbide-density\/#High-Temperature_Industrial_Furnace_Components\" >High-Temperature Industrial Furnace Components<\/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\/es\/silicon-carbide-density\/#Abrasive_and_Wear-Resistant_Parts\" >Abrasive and Wear-Resistant Parts<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/nkmceramic.com\/es\/silicon-carbide-density\/#Automotive_Aerospace_Parts\" >Automotive &amp; Aerospace Parts<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/nkmceramic.com\/es\/silicon-carbide-density\/#Semiconductor_Electronic_Heat_Sink\" >Semiconductor &amp; Electronic Heat Sink<\/a><\/li><\/ul><\/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\/es\/silicon-carbide-density\/#Practical_Tips_for_Selecting_Silicon_Carbide_by_Density\" >Practical Tips for Selecting Silicon Carbide by Density<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/nkmceramic.com\/es\/silicon-carbide-density\/#FAQs\" >FAQs<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/nkmceramic.com\/es\/silicon-carbide-density\/#Conclusion\" >Conclusion<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/nkmceramic.com\/es\/silicon-carbide-density\/#Reference\" >Reference<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n\n<h2><span class=\"ez-toc-section\" id=\"Standard_Density_of_Silicon_Carbide\"><\/span><strong><b>Standard Density of Silicon Carbide<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Silicon carbide\u2019s theoretical density and bulk density values differ greatly in actual industrial use. You need to distinguish them clearly for precise evaluation.<\/p>\n<p>The theoretical density of pure single-crystal silicon carbide is 3.21 g\/cm<sup>3<\/sup>. This value, without pores or impurities, serves as the standard reference for industrial quality inspection.<\/p>\n<p>The actual bulk density of industrial sintered SiC parts ranges from 3.10 g\/cm<sup>3<\/sup>\u00a0to 3.22 g\/cm<sup>3<\/sup>. Most qualified dense SiC ceramics maintain a stable density between 3.15 g\/cm<sup>3<\/sup>\u00a0and 3.20 g\/cm<sup>3<\/sup>. Tiny internal pores usually bring slightly lower values. Higher ones may come from trace sintering additives.<sup>[1]<\/sup><\/p>\n<figure id=\"attachment_22024\" aria-describedby=\"caption-attachment-22024\" style=\"width: 1280px\" class=\"wp-caption alignnone\"><img decoding=\"async\" class=\"size-full wp-image-22024 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/07\/1-Silicon-Carbide-Abrasive-Grinding-Powder.jpg\" alt=\"Silicon Carbide Abrasive Grinding Powder\" width=\"1280\" height=\"720\" \/><figcaption id=\"caption-attachment-22024\" class=\"wp-caption-text\"><noscript><img decoding=\"async\" class=\"size-full wp-image-22024 lazyload\" src=\"https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/07\/1-Silicon-Carbide-Abrasive-Grinding-Powder.jpg\" alt=\"Silicon Carbide Abrasive Grinding Powder\" width=\"1280\" height=\"720\" srcset=\"https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/07\/1-Silicon-Carbide-Abrasive-Grinding-Powder.jpg 1280w, https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/07\/1-Silicon-Carbide-Abrasive-Grinding-Powder-768x432.jpg 768w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/noscript> Silicon Carbide Abrasive Grinding Powder<\/figcaption><\/figure>\n<p>Compared with traditional ceramics and metals, SiC has obvious density advantages. It is far lighter than <a href=\"https:\/\/nkmceramic.com\/tungsten-carbide-vs-silicon-carbide\/\"><u>tungsten carbide<\/u><\/a>\u00a0(15.6 g\/cm<sup>3<\/sup>) and alloy steel (7.85 g\/cm<sup>3<\/sup>).<sup>[3]<\/sup>\u00a0Silicon carbide also delivers much higher strength and temperature resistance than alumina ceramics.<\/p>\n<p><strong><b>Futher Reading<\/b><\/strong>: <a href=\"https:\/\/nkmceramic.com\/an-overview-of-top-10-strongest-materials\/\"><u>An Overview of Top 10 Strongest Materials<\/u><\/a><\/p>\n<h2><span class=\"ez-toc-section\" id=\"3_Main_Factors_That_Affect_Silicon_Carbide_Density\"><\/span><strong><b>3 Main <\/b><\/strong><strong><b>Factors That Affect Silicon Carbide Density<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Finished silicon carbide components\u2019 density is mainly controlled by 3 steps. You can adjust them to stabilize component density and performance.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Sintering_Method\"><\/span><strong><b>Sintering Method<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Different sintering methods lead to distinct density levels of SiC products.<\/p>\n<ul>\n<li>Reaction-bonded SiC usually has a density of 3.10-3.15 g\/cm<sup>3<\/sup>with a small amount of porosity after molding.<\/li>\n<li>Pressureless sintered SiC features higher compactness, with density up to 3.18-3.21 g\/cm<sup>3<\/sup>.<\/li>\n<li>Hot-pressed sintered SiC achieves the closest structure. Its density is close to the theoretical peak of 3.21 g\/cm<sup>3<\/sup>with minimal porosity.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Porosity\"><\/span><strong><b>Porosity<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Porosity is the main factor affecting the density of silicon carbide. During the pressing and sintering, tiny pores may form to reduce the effective mass per unit volume.<\/p>\n<p>High-quality industrial SiC ceramics control porosity below 1%. Their density stays above 3.18 g\/cm<sup>3<\/sup>.<\/p>\n<p>Low-grade porous SiC products have porosity over 5%. Their density drops below 3.10 g\/cm<sup>3<\/sup>, along with reduced strength and wear resistance.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Purity_Additives\"><\/span><strong><b>Purity &amp; Additives<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Impurities in SiC powder will reduce the product&#8217;s density. Common impurities include free silicon, carbon particles and oxide residues. They will disrupt the structure of pure silicon carbide.<\/p>\n<p>Sintering additives also lead to slight changes in the density. A small amount of boron or carbon additives optimizes sintering efficiency.<sup>[2]<\/sup>\u00a0They make the internal structure denser and stabilize the density within the standard range.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"How_Silicon_Carbide_Density_Determines_Industrial_Performance\"><\/span><strong><b>How Silicon Carbide Density Determines Industrial Performance<\/b><\/strong><strong><b>?<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Silicon carbide possesses a moderate density. It brings unique application advantages in high-end industries. With lightweight design and structural rigidity, SiC replaces metals and ordinary ceramics in many precision fields.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"High-Temperature_Industrial_Furnace_Components\"><\/span><strong><b>High-Temperature Industrial Furnace Components<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>You need lightweight and high-stability materials for furnace tubes, furnace liners and heat-resistant brackets. Silicon carbide\u2019s stable density ensures no thermal expansion deformation at 1,500\u2103 or higher.<sup>[4]<\/sup><\/p>\n<p>Its low density reduces the overall load of furnace equipment, cutting down energy consumption during furnace operation. Dense SiC parts with density above 3.18 g\/cm<sup>3<\/sup>\u00a0also provide high resistance to high-temperature oxidation and slag erosion.<\/p>\n<figure id=\"attachment_22025\" aria-describedby=\"caption-attachment-22025\" style=\"width: 1280px\" class=\"wp-caption alignnone\"><img decoding=\"async\" class=\"size-full wp-image-22025 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/07\/2-Silicon-Carbide-Beam-for-High-temperature-Furnace-Uses.jpg\" alt=\"Silicon Carbide Beam for High-temperature Furnace Uses\" width=\"1280\" height=\"720\" \/><figcaption id=\"caption-attachment-22025\" class=\"wp-caption-text\"><noscript><img decoding=\"async\" class=\"size-full wp-image-22025 lazyload\" src=\"https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/07\/2-Silicon-Carbide-Beam-for-High-temperature-Furnace-Uses.jpg\" alt=\"Silicon Carbide Beam for High-temperature Furnace Uses\" width=\"1280\" height=\"720\" srcset=\"https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/07\/2-Silicon-Carbide-Beam-for-High-temperature-Furnace-Uses.jpg 1280w, https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/07\/2-Silicon-Carbide-Beam-for-High-temperature-Furnace-Uses-768x432.jpg 768w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/noscript> Silicon Carbide Beam for High-temperature Furnace Uses<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Abrasive_and_Wear-Resistant_Parts\"><\/span><strong><b>Abrasive and Wear-Resistant Parts<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>In slurry pumps, cyclone liners, and grinding equipment, compactness of the material determines its wear resistance. High-density SiC possesses a compact structure that is effective at resisting particle impact and friction losses.<\/p>\n<p>If low-density and porous SiC are used in wear-resistant equipment, they would wear out fast. This would crack early on and raise the maintenance expenses of equipment. Standard-density silicon carbide can serve up to three times as long as ceramics.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Automotive_Aerospace_Parts\"><\/span><strong><b>Automotive &amp; Aerospace Parts<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Lightweight is an important requirement for high-speed moving components. You can use low-density and high-strength silicon carbide to reduce the whole component weight.<\/p>\n<p>SiC engine heat-resistant parts will reduce the load on vehicles and aircraft. They can improve operational flexibility and fuel efficiency. The stable density of silicon carbide also ensures consistent performance even under high-speed vibration and extreme temperatures.<sup>[1]<\/sup><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Semiconductor_Electronic_Heat_Sink\"><\/span><strong><b>Semiconductor &amp; Electronic Heat Sink<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Low density and high thermal conductivity are needed for modern semiconductors in heat sinks. Pure SiC of high density has good thermal conductivity and low thermal expansion.<\/p>\n<p>SiC ceramic materials can be used for chips in heat sinks. They will prevent the deformation of structures from excessive heat and will maintain precision in electronics.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Practical_Tips_for_Selecting_Silicon_Carbide_by_Density\"><\/span><strong><b>Practical Tips for Selecting Silicon Carbide by Density<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>You can quickly choose the most suitable SiC products based on the density indicators for different project needs.<\/p>\n<ul>\n<li>For high-precision semiconductor and aerospace parts, select hot-pressed SiC with a density of 3.20-3.21 g\/cm<sup>3<\/sup>, which has 0 obvious pores.<\/li>\n<li>Pressureless sintered SiC is better for common wear-resistant and furnace parts. With a density of 3.15-3.19 g\/cm<sup>3<\/sup>, this type of silicon carbide balances cost and performance. It is perfect for mass industrial use.<\/li>\n<li>For low-load industries, reaction-bonded SiC with a density of 3.10-14 g\/cm<sup>3<\/sup>is enough. It can help you effectively control your project costs.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"FAQs\"><\/span><strong><b>FAQ<\/b><\/strong><strong><b>s<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong><b>Does higher silicon carbide density always mean better performance?<\/b><\/strong><\/p>\n<p>Generally yes. Higher density means fewer pores, higher strength, better wear resistance and thermal stability. However, excessively pursuing ultra-high density will raise unnecessary costs for low-demand scenarios.<\/p>\n<p><strong><b>How to judge SiC part quality via density data?<\/b><\/strong><\/p>\n<p>Qualified industrial SiC ceramics have bulk density above 3.10 g\/cm<sup>3<\/sup>. Premium dense SiC products stay between 3.18-3.21 g\/cm<sup>3<\/sup>\u00a0with porosity below 1%.<\/p>\n<p><strong><b>Can silicon carbide density change in long-term high-temperature use?<\/b><\/strong><\/p>\n<p>Stable sintered SiC density barely changes under 1,500\u2103. Only long-term ultra-high temperature over 1,800\u2103 may cause slight structural loss and minor density decline.<\/p>\n<p><strong><b>How does SiC density affect its thermal conductivity?<\/b><\/strong><\/p>\n<p>Higher SiC density means fewer internal pores. It reduces thermal resistance and improves thermal conductivity. High-density SiC performs far better in heat dissipation than low-density porous SiC.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong><b>Conclusion<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Silicon carbide\u2019s density is affected by sintering methods, porosity and the purity of raw materials. A reasonable choice can improve the service life and working stability of your equipment. You can choose the products by density for your applications in order to reach optimal performance.<\/p>\n<p>Newthink New Materials delivers high-quality silicon carbide products. If you are finding high-temperature, wear-resistant or corrosion-resistant SiC parts, tell us your requirements. Our professional team will help you with the best solution.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Reference\"><\/span><strong><b>Reference<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\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+density&amp;ots=Ue6MgRayVi&amp;sig=j4rQd1J36Kmt9v1GnKV7RqG9RGI\"><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:\/\/books.google.com\/books?hl=en&amp;lr=&amp;id=Yy_B8GzxNlgC&amp;oi=fnd&amp;pg=PR15&amp;dq=silicon+carbide&amp;ots=kKvMAD2ye8&amp;sig=ekDe9wvjupc5yRNncnFLujp47xw\"><u>Harris, G. L. (Ed.). (1995).\u00a0<\/u><em><u><i>Properties of silicon carbide<\/i><\/u><\/em><u>\u00a0(No. 13). Iet.<\/u><\/a><\/p>\n<p>[3] <a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S0925838809017848\"><u>Shon, I. J., Kim, B. R., Doh, J. M., Yoon, J. K., &amp; Woo, K. D. (2010). Properties and rapid consolidation of ultra-hard tungsten carbide.\u00a0<\/u><em><u><i>Journal of alloys and compounds<\/i><\/u><\/em><u>,\u00a0<\/u><em><u><i>489<\/i><\/u><\/em><u>(1), L4-L8.<\/u><\/a><\/p>\n<p>[4] <a href=\"https:\/\/journals.pnu.edu.ua\/index.php\/pcss\/article\/view\/6226\"><u>Soltys, L. M., Mironyuk, I. F., Mykytyn, I. M., Hnylytsia, I. D., &amp; Turovska, L. V. (2023). Synthesis and properties of silicon carbide.\u00a0<\/u><em><u><i>Physics and Chemistry of Solid State<\/i><\/u><\/em><u>,\u00a0<\/u><em><u><i>24<\/i><\/u><\/em><u>(1), 5-16.<\/u><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Silicon carbide performs well in modern industrial production with excellent thermal stability, extreme hardness and reliable chemical resistance. Among these properties, density is critical to affecting the weight, structural stability and service life of SiC components. Accurate density data is important for supporting material selection, optimization, and production quality. This [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":22024,"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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