{"id":8125,"date":"2025-11-21T00:36:34","date_gmt":"2025-11-21T00:36:34","guid":{"rendered":"https:\/\/jinsuncarbon.com\/?p=8125"},"modified":"2025-11-21T00:36:34","modified_gmt":"2025-11-21T00:36:34","slug":"what-is-graphite-thermal-field","status":"publish","type":"post","link":"https:\/\/jinsuncarbon.com\/pt\/what-is-graphite-thermal-field\/","title":{"rendered":"What is Graphite Thermal Field?"},"content":{"rendered":"<h2><span class=\"ez-toc-section\" id=\"Introduction\"><\/span>Introdu\u00e7\u00e3o<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>In modern industry, the manufacturing of key products such as photovoltaic silicon wafers, semiconductor chips, and new energy batteries all require precise control of high-temperature environments. Graphite thermal\u00a0field is the core of this system, which\u00a0has become a key basic component supporting multiple high-tech industries.<\/p><div id=\"ez-toc-container\" class=\"ez-toc-v2_0_74 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\">\u00cdndice<\/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=\"Alternar tabela de conte\u00fado\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Alternar<\/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:\/\/jinsuncarbon.com\/pt\/what-is-graphite-thermal-field\/#Introduction\" >Introdu\u00e7\u00e3o<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/jinsuncarbon.com\/pt\/what-is-graphite-thermal-field\/#Basic_Definition_of_Graphite_Thermal_Field\" >Basic Definition of Graphite Thermal Field<\/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:\/\/jinsuncarbon.com\/pt\/what-is-graphite-thermal-field\/#Scientific_Definition\" >Scientific Definition<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/jinsuncarbon.com\/pt\/what-is-graphite-thermal-field\/#Essential_Characteristics\" >Essential Characteristics<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/jinsuncarbon.com\/pt\/what-is-graphite-thermal-field\/#Core_Components\" >Core Components<\/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:\/\/jinsuncarbon.com\/pt\/what-is-graphite-thermal-field\/#Heating_Components\" >Heating Components<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/jinsuncarbon.com\/pt\/what-is-graphite-thermal-field\/#Insulation_Components\" >Insulation 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:\/\/jinsuncarbon.com\/pt\/what-is-graphite-thermal-field\/#Supporting_and_Positioning_Components\" >Supporting and Positioning Components<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/jinsuncarbon.com\/pt\/what-is-graphite-thermal-field\/#Auxiliary_Components\" >Auxiliary Components<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/jinsuncarbon.com\/pt\/what-is-graphite-thermal-field\/#Key_Performances\" >Key Performances<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/jinsuncarbon.com\/pt\/what-is-graphite-thermal-field\/#High_Temperature_Resistance\" >Resist\u00eancia a altas temperaturas<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/jinsuncarbon.com\/pt\/what-is-graphite-thermal-field\/#Uniform_Heat_Conduction\" >Uniform Heat Conduction<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/jinsuncarbon.com\/pt\/what-is-graphite-thermal-field\/#Thermal_Stability\" >Estabilidade t\u00e9rmica<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/jinsuncarbon.com\/pt\/what-is-graphite-thermal-field\/#High_Purity\" >Alta pureza<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/jinsuncarbon.com\/pt\/what-is-graphite-thermal-field\/#Applications\" >Aplicativos<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/jinsuncarbon.com\/pt\/what-is-graphite-thermal-field\/#Photovoltaic_Industry\" >Photovoltaic Industry<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/jinsuncarbon.com\/pt\/what-is-graphite-thermal-field\/#Semiconductor_Industry\" >Ind\u00fastria de semicondutores<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/jinsuncarbon.com\/pt\/what-is-graphite-thermal-field\/#New_Energy_Industry\" >New Energy Industry<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/jinsuncarbon.com\/pt\/what-is-graphite-thermal-field\/#Other_Fields\" >Outros campos<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/jinsuncarbon.com\/pt\/what-is-graphite-thermal-field\/#Conclusion\" >Conclus\u00e3o<\/a><\/li><\/ul><\/nav><\/div>\n\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Basic_Definition_of_Graphite_Thermal_Field\"><\/span>Basic Definition of Graphite Thermal Field<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Scientific_Definition\"><\/span>Scientific Definition<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Graphite thermal\u00a0field is\u00a0a dedicated system that builds and maintains an accurate and stable high-temperature environment during the crystal growth process.\u00a0It uses high-purity graphite as the core material and is constructed through specific structural design and component combination. It is composed of multiple functional components,\u00a0providing\u00a0a stable, uniform, and controllable high-temperature environment for specific processes. And it\u00a0ensures\u00a0that the processed materials achieve the expected physical or chemical changes under the thermal effect.<\/p>\n<p>&nbsp;<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Essential_Characteristics\"><\/span>Essential Characteristics<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Its essential characteristic lies in the core of the high temperature resistance, excellent heat conductivity and chemical stability of graphite.\u00a0And establish a precise, stable and long-lasting thermal environment that is suitable for both single-crystal and polycrystalline growth requirements. It can\u00a0adapt to high-temperature working conditions, realizing a complete functional loop of heating &#8211; maintaining heat &#8211; temperature control.\u00a0And because of the graphite heat conductivity, it can withstand high temperatures for a long time without failure.\u00a0And it can control the temperature range error within an extremely small range, meeting the requirements of precision manufacturing. In addition, it possesses extremely strong adaptability to various scenarios, which can be custom-designed in terms of structure, size, and performance according to specific needs.<\/p>\n<p>&nbsp;<\/p>\n<p><strong><b> <img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter wp-image-8146\" src=\"https:\/\/jinsuncarbon.com\/wp-content\/uploads\/2025\/11\/Graphite-thermal-field.jpg\" alt=\"Graphite thermal field\" width=\"604\" height=\"401\" srcset=\"https:\/\/jinsuncarbon.com\/wp-content\/uploads\/2025\/11\/Graphite-thermal-field.jpg 1024w, https:\/\/jinsuncarbon.com\/wp-content\/uploads\/2025\/11\/Graphite-thermal-field-300x199.jpg 300w, https:\/\/jinsuncarbon.com\/wp-content\/uploads\/2025\/11\/Graphite-thermal-field-768x510.jpg 768w, https:\/\/jinsuncarbon.com\/wp-content\/uploads\/2025\/11\/Graphite-thermal-field-18x12.jpg 18w, https:\/\/jinsuncarbon.com\/wp-content\/uploads\/2025\/11\/Graphite-thermal-field-600x398.jpg 600w\" sizes=\"(max-width: 604px) 100vw, 604px\" \/><\/b><\/strong><\/p>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Core_Components\"><\/span>Core Components<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Heating_Components\"><\/span>Heating Components<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>It\u00a0is\u00a0the heat source, which\u00a0convert electrical energy and other forms of energy into heat energy. And it can provide\u00a0a high-temperature foundation for the heat field\u00a0and its\u00a0shape can be processed into different\u00a0forms.\u00a0It generates heat through the resistance effect when powered on, and then disperses the heat throughout the entire heat field. It heats up evenly, enabling stable operation in high-temperature vacuum or inert gas environments. And it has\u00a0long service life, which is\u00a0a key component for supporting difficult high-temperature processes.<\/p>\n<p>&nbsp;<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Insulation_Components\"><\/span>Insulation Components<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Its main function is to reduce heat loss to the outside, maintain a high internal temperature environment. And it lowers\u00a0the external temperature, which\u00a0ensures\u00a0the safety of the equipment and energy efficiency. Its\u00a0core components are graphite insulation felt and graphite hard felt.\u00a0It\u00a0can prevent temperature fluctuations caused by heat loss, and then ensure\u00a0stable internal temperatures.<\/p>\n<p>&nbsp;<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Supporting_and_Positioning_Components\"><\/span>Supporting and Positioning Components<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>They are used for fixing the heating body, insulation components, and the workpiece to be processed.\u00a0 Also they can ensure that all components remain stable and do not shift under high temperatures. They are the framework of the hot field, which mainly include <a href=\"https:\/\/jinsuncarbon.com\/pt\/\/graphite-heating-element\/\">elementos de aquecimento de grafite<\/a>, graphite supports, graphite crucibles, and <a href=\"https:\/\/jinsuncarbon.com\/pt\/\/haste-de-grafite\/\">graphite rods<\/a>.<\/p>\n<p>&nbsp;<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Auxiliary_Components\"><\/span>Auxiliary Components<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>They do\u00a0not directly participate in the process, but they are\u00a0crucial for the stable operation and precise control.<\/p>\n<p><strong><b>Temperature measurement component<\/b><\/strong><strong><b>\u00a0(<\/b><\/strong><strong><b>such as thermocouples, optical pyrometers, etc.<\/b><\/strong><strong><b>)<\/b><\/strong><\/p>\n<p>It\u00a0monitor the internal temperature of the heat field in real time and feed the data back to the control system.<\/p>\n<p><strong><b>Atmosphere control component<\/b><\/strong><strong><b>\u00a0(such as <\/b><\/strong><strong><b>air intake ports, air outlets and gas purification devices<\/b><\/strong><strong><b>)<\/b><\/strong><\/p>\n<p>It can introduce inert gases such as argon or maintain a vacuum to prevent the material from oxidizing at high temperatures.<\/p>\n<p><strong><b>Cooling component<\/b><\/strong><strong><b>\u00a0(such as <\/b><\/strong><strong><b>water cooling or air cooling<\/b><\/strong><strong><b>)<\/b><\/strong><\/p>\n<p>It cools the external metal connectors of the heat field and other parts to prevent high-temperature conduction from damaging other parts of the equipment.<\/p>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Key_Performances\"><\/span>Key Performances<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"High_Temperature_Resistance\"><\/span>Resist\u00eancia a altas temperaturas<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The melting point of graphite is\u00a03850\u2103,\u00a0easily adapt to the\u00a0high-temperature processes ranging from 1000 to 2200\u2103. More importantly, during long-term high-temperature operation, the mechanical properties such as strength and hardness gradually decline slowly. So it\u00a0will not fracture or deform due to high temperatures, ensuring the long-term stable operation of the thermal field.<\/p>\n<p>&nbsp;<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Uniform_Heat_Conduction\"><\/span>Uniform Heat Conduction<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Because of the excellent graphite thermal conductivity and good isotropy, its thermal conductivity varies little in different directions. Its heating body can quickly and uniformly transfer heat, and control\u00a0the temperature difference within \u00b15\u2103. This avoids\u00a0problems such as uneven crystallization and performance differences in materials due to local temperature differences. And it provides\u00a0a key guarantee for precise manufacturing of photovoltaic silicon wafers, semiconductor chips, etc.<\/p>\n<p>&nbsp;<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Thermal_Stability\"><\/span>Estabilidade t\u00e9rmica<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Graphite has an extremely low thermal expansion coefficient, which\u00a0makes\u00a0it less prone to cracking or peeling. With the high stability,\u00a0the thermal field can be\u00a0rapidly raised from room temperature and then cooled down. It\u00a0ensures that the process can be repeated without failure and maintains production continuity.<\/p>\n<p>&nbsp;<\/p>\n<h3><span class=\"ez-toc-section\" id=\"High_Purity\"><\/span>Alta pureza<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Graphite thermal\u00a0field materials need to undergo high-purity purification, with the total content \u00a0impurities controlled below 10 ppm. This prevents\u00a0the release of impurities to the processing materials under high temperatures, which\u00a0ensures\u00a0product quality from the source.<\/p>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Applications\"><\/span>Aplicativos<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Photovoltaic_Industry\"><\/span>Photovoltaic Industry<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong><b>Preparation of <a href=\"https:\/\/en.wikipedia.org\/wiki\/Monocrystalline_silicon\" target=\"_blank\" rel=\"noopener\">sil\u00edcio monocristalino<\/a><\/b><\/strong><\/p>\n<p>This process must be carried out at a high temperature of 1420\u2103, which\u00a0has extremely high requirements.\u00a0The graphite thermal field has temperature gradient stability and no impurity contamination,\u00a0which perfectly meets the demands. It can\u00a0precisely hold the molten silicon material, and provide a continuous and stable heat source. It\u00a0ensures that the silicon material slowly cools and crystallizes from the molten state, ultimately forming high-purity and defect-free monocrystalline silicon rods. This\u00a0provides\u00a0high-quality substrates for subsequent photovoltaic silicon wafer processing and directly determine the photoelectric conversion efficiency of photovoltaic modules.<\/p>\n<p><strong><b>\u00a0<\/b><\/strong><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Semiconductor_Industry\"><\/span>Ind\u00fastria de semicondutores<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong><b>Substrates and Chip Manufacturing <\/b><\/strong><\/p>\n<p>It can operate stably at ultra-high vacuum environments below 10<sup>-5<\/sup>\u00a0Pa and at temperatures ranging from 1200 to 1300\u2103. This ensures\u00a0the crystalline quality and surface flatness of the substrate materials, providing high-quality substrates for chip manufacturing. You can also use it in the doping and sintering processes of chips, because it can precisely control the temperature.\u00a0It\u00a0ensures\u00a0that impurity atoms are uniformly diffused into the interior of the chips, significantly improving\u00a0its\u00a0electrical performance.<\/p>\n<p>&nbsp;<\/p>\n<h3><span class=\"ez-toc-section\" id=\"New_Energy_Industry\"><\/span>New Energy Industry<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong><b>L<\/b><\/strong><strong><b>ithium-ion batteries<\/b><\/strong><\/p>\n<p>Because of the\u00a0high thermal conductivity and uniformity, it\u00a0can ensure the consistent sintering of material particles. And\u00a0it avoids\u00a0performance fluctuations caused by local temperature differences, which is used to product cathode materials for lithium-ion batteries. It\u00a0also prevents impurity contamination, which ensures\u00a0the energy density and cycle life of the battery.<\/p>\n<p>&nbsp;<\/p>\n<p><strong><b>H<\/b><\/strong><strong><b>ydrogen fuel cells<\/b><\/strong><\/p>\n<p>It precisely controls the temperature under inert gas protection to achieve efficient high-temperature composite of catalysts and proton exchange membranes. It enhances\u00a0the sealing performance and catalytic activity of the membrane electrode, which\u00a0improves\u00a0the power generation efficiency.<\/p>\n<p><strong><b>\u00a0<\/b><\/strong><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Other_Fields\"><\/span>Outros campos<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong><b>In the aerospace field<\/b><\/strong><\/p>\n<p>You can use it to manufacture superalloy components such as turbine blades and combustion chambers of spacecraft engines. Graphite thermal\u00a0field\u00a0provides\u00a0stable sintering conditions, meeting the requirements of being prepared under a vacuum environment with a temperature above 1500\u2103.<\/p>\n<p>&nbsp;<\/p>\n<p><strong><b>The growth of artificial crystals <\/b><\/strong><\/p>\n<p>You can use it to process\u00a0sapphire and laser crystals, which<strong><b>\u00a0<\/b><\/strong>requires strict temperature gradients and a long-term stable high-temperature environment.\u00a0Because of the\u00a0excellent thermal stability and temperature control accuracy, it has\u00a0become the core equipment for their industrial production.<\/p>\n<p><strong><b>\u00a0<\/b><\/strong><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Conclus\u00e3o<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The graphite thermal\u00a0field is centered on graphite materials and is constructed through the collaboration of multiple components. It\u00a0provides\u00a0a stable and precise high-temperature environment for industrial production, perfectly meeting\u00a0the stringent requirements of industries.\u00a0It is used in\u00a0photovoltaics, semiconductors, and new energy, which\u00a0runs through the core links of multiple strategic emerging industries.<\/p>","protected":false},"excerpt":{"rendered":"<p>Introduction In modern industry, the manufacturing of key products such as photovoltaic silicon wafers, semiconductor chips, and new energy batteries all require precise control of high-temperature environments. Graphite thermal\u00a0field is the core of this system, which\u00a0has become a key basic component supporting multiple high-tech industries. &nbsp; Basic Definition of Graphite Thermal Field Scientific Definition Graphite [&hellip;]<\/p>","protected":false},"author":3,"featured_media":8146,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[62],"tags":[],"class_list":["post-8125","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-application"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v19.2.1 (Yoast SEO v25.3) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What is Graphite Thermal Field? | Jinsun Carbon<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/jinsuncarbon.com\/pt\/what-is-graphite-thermal-field\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What is Graphite Thermal Field?\" \/>\n<meta property=\"og:description\" content=\"Introduction In modern industry, the manufacturing of key products such as photovoltaic silicon wafers, semiconductor chips, and new energy batteries all require precise control of high-temperature environments. 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