{"id":21216,"date":"2026-01-28T08:45:51","date_gmt":"2026-01-28T08:45:51","guid":{"rendered":"https:\/\/nkmceramic.com\/?p=21216"},"modified":"2026-02-25T07:40:48","modified_gmt":"2026-02-25T07:40:48","slug":"what-is-rbsic","status":"publish","type":"post","link":"https:\/\/nkmceramic.com\/es\/what-is-rbsic\/","title":{"rendered":"What is RBSiC?\u00a0Everything You Need to Know About It"},"content":{"rendered":"<p>Sintering is an effective method to get high-performance silicon carbide ceramic. While selecting the silicon carbide ceramic, you might have been confronted with various forms of it. There is one form of silicon carbide ceramic named reaction-bonded silicon carbide or RBSiC. RBSiC is extensively used in various industrial fields. For quite a long time, the superiority of RBSiC has been well-proved in the domains of metallurgy and photovoltaic devices.<\/p>\n<p>This article will guide you through RBSiC, including its processes, performance, and applications, helping you achieve precise improvements in production efficiency.<\/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\/what-is-rbsic\/#Definition_and_Process_of_RBSiC\" >Definition and Process of RBSiC<\/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\/what-is-rbsic\/#Key_Characteristics_of_RBSiC\" >Key Characteristics of RBSiC<\/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\/what-is-rbsic\/#Low_Sintering_Temperature\" >Low Sintering Temperature<\/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\/what-is-rbsic\/#High_Dimensional_Accuracy\" >High Dimensional Accuracy<\/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\/what-is-rbsic\/#Excellent_Mechanical_Properties\" >Excellent Mechanical Properties<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/nkmceramic.com\/es\/what-is-rbsic\/#Superior_Thermal_Performance\" >Superior Thermal Performance<\/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\/es\/what-is-rbsic\/#Adaptability_for_Your_Complex_Structural_Manufacturing\" >Adaptability for Your Complex Structural Manufacturing<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/nkmceramic.com\/es\/what-is-rbsic\/#Limitations\" >Limitations<\/a><\/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\/es\/what-is-rbsic\/#Core_Applications_of_RBSiC\" >Core Applications of RBSiC<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/nkmceramic.com\/es\/what-is-rbsic\/#RBSiC_High-Temperature_Parts_for_Your_Metallurgy_and_Ceramic_Kilns\" >RBSiC High-Temperature Parts for Your Metallurgy and Ceramic Kilns<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/nkmceramic.com\/es\/what-is-rbsic\/#RBSiC_Wear-Resistant_Parts_for_Your_Chemical_Engineering\" >RBSiC Wear-Resistant Parts for Your Chemical Engineering<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/nkmceramic.com\/es\/what-is-rbsic\/#High-Purity_RBSiC_Parts_for_Your_Semiconductor_Manufacturing\" >High-Purity RBSiC Parts for Your Semiconductor Manufacturing<\/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\/what-is-rbsic\/#Lightweight_RBSiC_for_Your_Aerospace_and_Energy_Sectors\" >Lightweight RBSiC for Your Aerospace and Energy Sectors<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/nkmceramic.com\/es\/what-is-rbsic\/#Conclusion\" >Conclusion<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/nkmceramic.com\/es\/what-is-rbsic\/#FAQs\" >FAQs<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/nkmceramic.com\/es\/what-is-rbsic\/#Reference\" >Reference<\/a><\/li><\/ul><\/nav><\/div>\n\n<h2><span class=\"ez-toc-section\" id=\"Definition_and_Process_of_RBSiC\"><\/span><strong><b>Definition and Process of RBSiC<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The full name of <strong><b>RBSiC <\/b><\/strong>is\u00a0<strong><b>r<\/b><\/strong><strong><b>eaction <\/b><\/strong><strong><b>b<\/b><\/strong><strong><b>onded <\/b><\/strong><strong><b>s<\/b><\/strong><strong><b>ilicon <\/b><\/strong><strong><b>c<\/b><\/strong><strong><b>arbide<\/b><\/strong>. It involves an in-situ reaction between free carbon and liquid silicon at high temperatures. Without high pressure, the infiltration process of silicon into the carbonaceous green body occurred through capillary action in a protective atmosphere at a range of temperatures from 1500 to 1800\u2103. The silicon then reacts with the free carbon to form new SiC crystals, while the remaining silicon fills the residual pores, achieving densification.<\/p>\n<p>The preparation process is shown\u00a0below. It\u00a0is the standard method for the vast majority of reaction-bonded silicon carbide products.<\/p>\n<figure id=\"attachment_21217\" aria-describedby=\"caption-attachment-21217\" style=\"width: 1280px\" class=\"wp-caption alignnone\"><img decoding=\"async\" class=\"size-full wp-image-21217 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/01\/1-Process-of-Reaction-Bonded-Silicon-Carbide.jpg\" alt=\"Process of Reaction Bonded Silicon Carbide\" width=\"1280\" height=\"720\" \/><figcaption id=\"caption-attachment-21217\" class=\"wp-caption-text\"><noscript><img decoding=\"async\" class=\"size-full wp-image-21217 lazyload\" src=\"https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/01\/1-Process-of-Reaction-Bonded-Silicon-Carbide.jpg\" alt=\"Process of Reaction Bonded Silicon Carbide\" width=\"1280\" height=\"720\" srcset=\"https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/01\/1-Process-of-Reaction-Bonded-Silicon-Carbide.jpg 1280w, https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/01\/1-Process-of-Reaction-Bonded-Silicon-Carbide-768x432.jpg 768w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/noscript> Process of Reaction Bonded Silicon Carbide<\/figcaption><\/figure>\n<p>The silicon carbide thus produced always has a remnant silicon content of around 10%, and sometimes even more than 15%. This, therefore, is not pure silicon carbide ceramic materials that are made by this method. Technically, RBSiC is a composite mixture of silicon and silicon carbide, and is thus also referred to by another name, SiSiC.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Key_Characteristics_of_RBSiC\"><\/span><strong><b>Key <\/b><\/strong><strong><b>Characteristics of RBSiC<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>In addition to the excellent properties of silicon carbide itself, RBSiC also has some other advantages.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Low_Sintering_Temperature\"><\/span><strong><b>Low Sintering Temperature<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The sintering temperature of RBSiC is about 1450-1600\u2103, significantly lower than other processes such as pressureless sintering (&gt;2000\u2103) or recrystallized sintering (&gt;2200\u2103). This results in lower energy consumption and reduced production costs.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"High_Dimensional_Accuracy\"><\/span><strong><b>High Dimensional Accuracy<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The reaction bonding process is a near-net-shape sintering technique. This means there is almost no shrinkage or dimensional change during the sintering process (typically &lt;3%). Therefore, this process is perfectly suited for manufacturing large-scale and complex-shaped silicon carbide ceramic products, such as <a href=\"https:\/\/nkmceramic.com\/silicon-carbide-crucible\/\"><u>crucibles and saggars<\/u><\/a>.<\/p>\n<p>Furthermore, RBSiC product dimensions are easy to control, requiring minimal allowances for post-processing or machining.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Excellent_Mechanical_Properties\"><\/span><strong><b>Excellent Mechanical Properties<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>With a Mohs hardness of 9.5 and a flexural strength of \u2265350 MPa, RBSiC maintains structural stability under severe friction and high impact. Its wear rate is significantly lower than that of metals and traditional refractory materials.<\/p>\n<p>This is why wear-resistant RBSiC parts can help you extend the service life of equipment used in grinding and conveying applications. Using RBSiC can effectively reduce the frequency of part replacements.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Superior_Thermal_Performance\"><\/span><strong><b>Superior Thermal Performance<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>RBSiC can operate long-term at high temperature up to 1380\u2103. It can also withstand rapid temperature fluctuations without cracking, preventing failure caused by thermal expansion and contraction.<\/p>\n<p>Due to low CTE and high elastic modulus, RBSiC is ideal for space mirrors and optical reflective components.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Adaptability_for_Your_Complex_Structural_Manufacturing\"><\/span><strong><b>Adaptability for <\/b><\/strong><strong><b>Your <\/b><\/strong><strong><b>Complex Structural Manufacturing<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>RBSiC can be formed through various methods such as slip casting and pressing, making it suitable for producing components with complex shapes. This includes large-scale production of irregularly shaped parts such as <a href=\"https:\/\/nkmceramic.com\/silicon-carbide-nozzle\/\"><u>spiral nozzles<\/u><\/a>, <a href=\"https:\/\/nkmceramic.com\/silicon-carbide-heat-exchanger\/\"><u>heat exchangers<\/u><\/a>, and <a href=\"https:\/\/nkmceramic.com\/silicon-carbide-kiln-shelves\/\"><u>kiln furniture<\/u><\/a>.<\/p>\n<p>The table below shows key performance parameters of RBSiC. You can refer to this table to decide whether to use RBSiC in your industry.<\/p>\n<table>\n<tbody>\n<tr>\n<td rowspan=\"2\" width=\"50.0600%\">Item<\/td>\n<td rowspan=\"2\" width=\"21.8800%\">Unit<\/td>\n<td width=\"28.0400%\">Data<\/td>\n<\/tr>\n<tr>\n<td width=\"28.0400%\">RBSiC\u00a0(SiSiC)<\/td>\n<\/tr>\n<tr>\n<td width=\"50.0600%\">Max Service Temperature<\/td>\n<td width=\"21.8800%\">\u2103<\/td>\n<td width=\"28.0400%\">1,380<\/td>\n<\/tr>\n<tr>\n<td width=\"50.0600%\">Density<\/td>\n<td width=\"21.8800%\">g\/cm<sup>3<\/sup><\/td>\n<td width=\"28.0400%\">3.02<\/td>\n<\/tr>\n<tr>\n<td width=\"50.0600%\">Open Porosity<\/td>\n<td width=\"21.8800%\">%<\/td>\n<td width=\"28.0400%\">0<\/td>\n<\/tr>\n<tr>\n<td width=\"50.0600%\">Bending Strength 20\u2103<\/td>\n<td width=\"21.8800%\">Mpa<\/td>\n<td width=\"28.0400%\">250<\/td>\n<\/tr>\n<tr>\n<td width=\"50.0600%\">Bending Strength 1200\u2103<\/td>\n<td width=\"21.8800%\">Mpa<\/td>\n<td width=\"28.0400%\">280<\/td>\n<\/tr>\n<tr>\n<td width=\"50.0600%\">Modulus of Elasticity 20\u2103<\/td>\n<td width=\"21.8800%\">Gpa<\/td>\n<td width=\"28.0400%\">330<\/td>\n<\/tr>\n<tr>\n<td width=\"50.0600%\">Modulus of Elasticity 1200\u2103<\/td>\n<td width=\"21.8800%\">Gpa<\/td>\n<td width=\"28.0400%\">300<\/td>\n<\/tr>\n<tr>\n<td width=\"50.0600%\">Thermal Conductivity 1200\u2103<\/td>\n<td width=\"21.8800%\">W\/m.k<\/td>\n<td width=\"28.0400%\">45<\/td>\n<\/tr>\n<tr>\n<td width=\"50.0600%\">Coefficient of Thermal Expansion<\/td>\n<td width=\"21.8800%\">K<sup>&#8211;<\/sup><sup>1<\/sup>x10<sup>-6<\/sup><\/td>\n<td width=\"28.0400%\">4.5<\/td>\n<\/tr>\n<tr>\n<td width=\"50.0600%\">HV<\/td>\n<td width=\"21.8800%\">kg\/mm<sup>2<\/sup><\/td>\n<td width=\"28.0400%\">2,115<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><span class=\"ez-toc-section\" id=\"Limitations\"><\/span><strong><b>Limitations<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>However, the remaining free silicon from the sintering process is likely to affect the performance in specific applications.<\/p>\n<p><strong><b>Temperature Constraints:<\/b><\/strong>\u00a0At temperatures beyond 1380\u2103, the strength of RBSiC will deteriorate. The reason is that the free silicon will start melting.<\/p>\n<p><strong><b>Chemical Vulnerability:<\/b><\/strong>\u00a0Free silicon is vulnerable to attack by strong acids and bases. This creates constraints on the application in chemical environments.<\/p>\n<p><strong><b>Physical Properties:<\/b><\/strong>\u00a0The density of the ceramics formed by the sintering process will be lower, and there will be more pores compared to others. This leads to a considerable loss in performance for any mechanical application that requires a greater hardness.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Core_Applications_of_RBSiC\"><\/span><strong><b>Core Applications of RBSiC<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>In recent years, the ongoing development of reaction sintering technology has established it as an important\u00a0method for manufacturing advanced materials.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"RBSiC_High-Temperature_Parts_for_Your_Metallurgy_and_Ceramic_Kilns\"><\/span><strong><b>RBSiC High-Temperature Parts for Your <\/b><\/strong><strong><b>Metallurgy and Ceramic Kilns<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>RBSiC parts, like <a href=\"https:\/\/nkmceramic.com\/silicon-carbide-kiln-shelves\/\"><u>high-temperature kiln furniture<\/u><\/a>\u00a0and <a href=\"https:\/\/nkmceramic.com\/silicon-carbide-roller\/\"><u>rollers<\/u><\/a>, offer a service life 5 to 10 times longer than that of traditional refractory materials. It means reduced maintenance frequency and downtime. Especially in the sintering of lithium battery materials, these components significantly reduce your downtime.<\/p>\n<figure id=\"attachment_21218\" aria-describedby=\"caption-attachment-21218\" style=\"width: 1280px\" class=\"wp-caption alignnone\"><img decoding=\"async\" class=\"size-full wp-image-21218 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/01\/2-RBSiC-Kiln-Furniture-Applications.jpg\" alt=\"RBSiC Kiln Furniture Applications\" width=\"1280\" height=\"720\" \/><figcaption id=\"caption-attachment-21218\" class=\"wp-caption-text\"><noscript><img decoding=\"async\" class=\"size-full wp-image-21218 lazyload\" src=\"https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/01\/2-RBSiC-Kiln-Furniture-Applications.jpg\" alt=\"RBSiC Kiln Furniture Applications\" width=\"1280\" height=\"720\" srcset=\"https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/01\/2-RBSiC-Kiln-Furniture-Applications.jpg 1280w, https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/01\/2-RBSiC-Kiln-Furniture-Applications-768x432.jpg 768w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/noscript> RBSiC Kiln Furniture Applications<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"RBSiC_Wear-Resistant_Parts_for_Your_Chemical_Engineering\"><\/span><strong><b>RBSiC Wear-Resistant Parts for Your <\/b><\/strong><strong><b>Chemical Engineering<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"https:\/\/nkmceramic.com\/silicon-carbide-bearing\/\"><u>Bearings<\/u><\/a>, <a href=\"https:\/\/nkmceramic.com\/silicon-carbide-seal-ring\/\"><u>seals<\/u><\/a>, and other RBSiC components perform exceptionally well in the high-wear and high-corrosion environments, typically in pumps and valves. They can resist heavy corrosion when handling acidic or alkaline waste liquids and during high-temperature gas purification. It mitigates the risk of leakage and reduces the replacement costs of sealing parts.<\/p>\n<figure id=\"attachment_21219\" aria-describedby=\"caption-attachment-21219\" style=\"width: 1280px\" class=\"wp-caption alignnone\"><img decoding=\"async\" class=\"size-full wp-image-21219 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/01\/3-RBSiC-Seal-Rings-and-Bushing-in-Different-Specifications.jpg\" alt=\"RBSiC Seal Rings and Bushing in Different Specifications\" width=\"1280\" height=\"720\" \/><figcaption id=\"caption-attachment-21219\" class=\"wp-caption-text\"><noscript><img decoding=\"async\" class=\"size-full wp-image-21219 lazyload\" src=\"https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/01\/3-RBSiC-Seal-Rings-and-Bushing-in-Different-Specifications.jpg\" alt=\"RBSiC Seal Rings and Bushing in Different Specifications\" width=\"1280\" height=\"720\" srcset=\"https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/01\/3-RBSiC-Seal-Rings-and-Bushing-in-Different-Specifications.jpg 1280w, https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/01\/3-RBSiC-Seal-Rings-and-Bushing-in-Different-Specifications-768x432.jpg 768w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/noscript> RBSiC Seal Rings and Bushing in Different Specifications<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"High-Purity_RBSiC_Parts_for_Your_Semiconductor_Manufacturing\"><\/span><strong><b>High-Purity RBSiC Parts for Your <\/b><\/strong><strong><b>Semiconductor Manufacturing<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>In recent years, as wafer sizes and heat-treatment temperatures have increased, RBSiC has gradually replaced quartz glass components. Utilizing <a href=\"https:\/\/nkmceramic.com\/silicon-carbide-powder\/\"><u>high-purity silicon carbide powder<\/u><\/a>\u00a0and high-purity silicon, it is possible to manufacture high-purity RBSiC parts containing a specific silicon phase.<\/p>\n<p>Possessing high purity, high-temperature stability, and dimensional precision, RBSiC is widely used in <a href=\"https:\/\/nkmceramic.com\/silicon-carbide-parts\/\"><u>support fixtures<\/u><\/a>\u00a0for vacuum tubes and semiconductor wafer fabrication equipment.<\/p>\n<figure id=\"attachment_21220\" aria-describedby=\"caption-attachment-21220\" style=\"width: 1280px\" class=\"wp-caption alignnone\"><img decoding=\"async\" class=\"size-full wp-image-21220 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/01\/4-RBSiC-Parts-in-Semiconductor-Manufacturing.jpg\" alt=\"RBSiC Parts in Semiconductor Manufacturing\" width=\"1280\" height=\"720\" \/><figcaption id=\"caption-attachment-21220\" class=\"wp-caption-text\"><noscript><img decoding=\"async\" class=\"size-full wp-image-21220 lazyload\" src=\"https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/01\/4-RBSiC-Parts-in-Semiconductor-Manufacturing.jpg\" alt=\"RBSiC Parts in Semiconductor Manufacturing\" width=\"1280\" height=\"720\" srcset=\"https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/01\/4-RBSiC-Parts-in-Semiconductor-Manufacturing.jpg 1280w, https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/01\/4-RBSiC-Parts-in-Semiconductor-Manufacturing-768x432.jpg 768w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/noscript> RBSiC Parts in Semiconductor Manufacturing<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Lightweight_RBSiC_for_Your_Aerospace_and_Energy_Sectors\"><\/span><strong><b>Lightweight RBSiC for Your <\/b><\/strong><strong><b>Aerospace and Energy Sectors<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The lightweight RBSiC, combined with its suitability for extreme working conditions, makes it a necessary part for spacecraft thermal protection systems and <a href=\"https:\/\/nkmceramic.com\/silicon-carbide-nozzle\/\"><u>high-performance nozzles<\/u><\/a>. RBSiC serves as an excellent alternative to metallic materials.<\/p>\n<p>In power plants, RBSiC leverages its thermal and chemical stability for wide use in <a href=\"https:\/\/nkmceramic.com\/silicon-carbide-heat-exchanger\/\"><u>heat exchangers<\/u><\/a>\u00a0and <a href=\"https:\/\/nkmceramic.com\/silicon-carbide-nozzle\/\"><u>burner nozzles<\/u><\/a>.<\/p>\n<figure id=\"attachment_21221\" aria-describedby=\"caption-attachment-21221\" style=\"width: 1280px\" class=\"wp-caption alignnone\"><img decoding=\"async\" class=\"size-full wp-image-21221 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/01\/5-Drawing-of-RBSiC-Burner-Nozzle.jpg\" alt=\"Drawing of RBSiC Burner Nozzle\" width=\"1280\" height=\"720\" \/><figcaption id=\"caption-attachment-21221\" class=\"wp-caption-text\"><noscript><img decoding=\"async\" class=\"size-full wp-image-21221 lazyload\" src=\"https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/01\/5-Drawing-of-RBSiC-Burner-Nozzle.jpg\" alt=\"Drawing of RBSiC Burner Nozzle\" width=\"1280\" height=\"720\" srcset=\"https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/01\/5-Drawing-of-RBSiC-Burner-Nozzle.jpg 1280w, https:\/\/nkmceramic.com\/wp-content\/uploads\/2026\/01\/5-Drawing-of-RBSiC-Burner-Nozzle-768x432.jpg 768w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/noscript> Drawing of RBSiC Burner Nozzle<\/figcaption><\/figure>\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>RBSiC meets the demands of harsh modern industry while maintaining exceptional performance. With ongoing process upgrades, the performance limitations of RBSiC are being continuously addressed. In the future, it will continue to improve the production of more high-end industries.<\/p>\n<p>If you want to purchase RBSiC parts for your industry, you can contact <a href=\"https:\/\/nkmceramic.com\/why-us\/\"><u>Newthink New Materials<\/u><\/a>\u00a0for more information and <a href=\"https:\/\/nkmceramic.com\/contact-us\/\"><u>get an instant quote<\/u><\/a>.<\/p>\n<p>Thank you for reading. Hope this article will be helpful.<\/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<ol>\n<li><strong><b> What is reaction-bonded silicon carbide? <\/b><\/strong><\/li>\n<\/ol>\n<p>RBSiC is a composite material made by infiltrating a porous carbon with a liquid silicon material. The silicon reacts with carbon in-situ to produce new SiC material that fills the pore spaces and forms a near-net shape.<\/p>\n<ol start=\"2\">\n<li><strong><b> What is another name for silicon carbide? <\/b><\/strong><\/li>\n<\/ol>\n<p>It is also known as Carborundum.<\/p>\n<p>RBSiC is also called siliconized silicon carbide (SiSiC).<\/p>\n<ol start=\"3\">\n<li><strong><b> What is the difference between sintered and reaction-bonded silicon carbide? <\/b><\/strong><\/li>\n<\/ol>\n<p>The main differences lie in the sintering temperature and purity. SSiC requires higher temperatures (&gt;2000\u2103) and is more pure. RBSiC is fired at lower temperatures (1450\u20131600\u2103) and contains about 10-15% residual metallic silicon.<\/p>\n<ol start=\"4\">\n<li><strong><b> What are the different types of silicon carbide? <\/b><\/strong><\/li>\n<\/ol>\n<p>The primary industrial types include: RBSiC\/SiSiC (Reaction Bonded), SSiC (Sintered\/Pressureless Sintered), RSiC (Recrystallized), and NSiC (Nitride Bonded).<\/p>\n<ol start=\"5\">\n<li><strong><b> Is silicon carbide bulletproof? <\/b><\/strong><\/li>\n<\/ol>\n<p>Yes. Due to its extreme hardness and low density, it is a premier material for ballistic armor plates used in bulletproof vests and vehicle shielding.<\/p>\n<ol start=\"6\">\n<li><strong><b> What is the main use of silicon carbide?<\/b><\/strong><\/li>\n<\/ol>\n<p>SiC finds application mainly as an abrasive, kiln furniture for high-temperature metallurgy, and chemical pump and valve wear-resistant components. Another area of increasing importance for SiC includes semiconductor substrates and aerospace optical mirrors.<\/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:\/\/www.sciencedirect.com\/science\/article\/pii\/S0955221923000419\"><u>Du, W., Ma, B., Thomas, J., &amp; Singh, D. (2023). Concurrent reaction-bonded joining and densification of additively manufactured silicon carbide by liquid silicon infiltration.\u00a0<\/u><em><u><i>Journal of the European Ceramic Society<\/i><\/u><\/em><u>,\u00a0<\/u><em><u><i>43<\/i><\/u><\/em><u>(6), 2345-2353.<\/u><\/a><\/p>\n<p>[2] <a href=\"https:\/\/link.springer.com\/article\/10.1007\/BF00561287\"><u>Moulson, A. J. (1979). Reaction-bonded silicon nitride: its formation and properties.\u00a0<\/u><em><u><i>Journal of Materials Science<\/i><\/u><\/em><u>,\u00a0<\/u><em><u><i>14<\/i><\/u><\/em><u>(5), 1017-1051.<\/u><\/a><\/p>\n<p>[3] <a href=\"http:\/\/www.ipme.ru\/e-journals\/RAMS\/no_15117\/05_15117_pawar.pdf\"><u>Pawar, P., Ballav, R., &amp; Kumar, A. (2017). Machining processes of silicon carbide: A review.\u00a0<\/u><em><u><i>Rev. Adv. Mater. Sci<\/i><\/u><\/em><u>,\u00a0<\/u><em><u><i>51<\/i><\/u><\/em><u>(1), 62-76.<\/u><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sintering is an effective method to get high-performance silicon carbide ceramic. While selecting the silicon carbide ceramic, you might have been confronted with various forms of it. There is one form of silicon carbide ceramic named reaction-bonded silicon carbide or RBSiC. RBSiC is extensively used in various industrial fields. For [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":21217,"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 center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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-21216","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>What is RBSiC?\u00a0Everything You Need to Know About It<\/title>\n<meta name=\"description\" content=\"Find the essentials of Reaction Bonded Silicon Carbide. 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