{"id":1380,"date":"2026-03-25T19:29:07","date_gmt":"2026-03-25T10:29:07","guid":{"rendered":"https:\/\/www.d-kdn.co.jp\/wp\/?post_type=technology&#038;p=1380"},"modified":"2026-03-25T19:29:08","modified_gmt":"2026-03-25T10:29:08","slug":"3%e3%81%a4%e3%81%ae%e5%8a%a0%e7%86%b1%e6%8a%80%e8%a1%93","status":"publish","type":"technology","link":"https:\/\/www.d-kdn.co.jp\/en\/technology-info\/technology\/1380\/","title":{"rendered":"3 Heating technologies"},"content":{"rendered":"\n<p>Figuring out the best heating method which fits customer&#8217;s purpose, we propose apparatus configurations that make the most use of features of heating technology, such as uniform heating, rapid heating, local heating, and high-temperature heating.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"990\" height=\"286\" src=\"https:\/\/www.d-kdn.co.jp\/wp\/wp-content\/uploads\/2026\/03\/3HE.png\" alt=\"\" class=\"wp-image-1386\" srcset=\"https:\/\/www.d-kdn.co.jp\/wp\/wp-content\/uploads\/2026\/03\/3HE.png 990w, https:\/\/www.d-kdn.co.jp\/wp\/wp-content\/uploads\/2026\/03\/3HE-768x222.png 768w, https:\/\/www.d-kdn.co.jp\/wp\/wp-content\/uploads\/2026\/03\/3HE-554x160.png 554w\" sizes=\"(max-width: 990px) 100vw, 990px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Induction heating<\/h2>\n\n\n\n<p><strong><strong>A heating method, of which electric current is induced in a conductive target for the object to heat itself\u00a0\u00a0<\/strong>\u00a0\u00a0<\/strong><br>Metal is placed in a magnetic field generated by passing an alternating current through a coil, and Joule heat is generated by the eddy current flowing in the metal and by the electrical resistance of the metal, causing the metal to generate heat.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"692\" height=\"772\" src=\"https:\/\/www.d-kdn.co.jp\/wp\/wp-content\/uploads\/2026\/03\/3H-IHE.jpg\" alt=\"\" class=\"wp-image-1384\" srcset=\"https:\/\/www.d-kdn.co.jp\/wp\/wp-content\/uploads\/2026\/03\/3H-IHE.jpg 692w, https:\/\/www.d-kdn.co.jp\/wp\/wp-content\/uploads\/2026\/03\/3H-IHE-574x640.jpg 574w, https:\/\/www.d-kdn.co.jp\/wp\/wp-content\/uploads\/2026\/03\/3H-IHE-143x160.jpg 143w\" sizes=\"(max-width: 692px) 100vw, 692px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>High temperature\/local\/rapid heating<\/li>\n\n\n\n<li>Efficient self-heating<\/li>\n\n\n\n<li>Contactless heating<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong><strong>Application<\/strong><\/strong><\/h3>\n\n\n\n<p><a href=\"https:\/\/www.d-kdn.co.jp\/eng\/product\/e\/030.html\">Ultra high temperature heating system<\/a>\u3000<a href=\"https:\/\/www.d-kdn.co.jp\/eng\/product\/i\/063.html\">Heat molding equipment<\/a>\u3000<a href=\"https:\/\/www.d-kdn.co.jp\/eng\/product\/i\/045.html\">Liquid quenching device<\/a>\u3000<a href=\"https:\/\/www.d-kdn.co.jp\/eng\/product\/i\/020.html\">1~1000 ton hot press<\/a>\u3000<a href=\"https:\/\/www.d-kdn.co.jp\/eng\/product\/i\/005.html\">Alloy wire manufacturing equipment<\/a>\u3000<a href=\"https:\/\/www.d-kdn.co.jp\/eng\/product\/c\/025.html\">Door chamber pulling system (CZ method)<\/a>\u3000<a href=\"https:\/\/www.d-kdn.co.jp\/eng\/product\/c\/030.html\">High-frequency heating \u03bc-PD furnace<\/a>\u3000<a href=\"https:\/\/www.d-kdn.co.jp\/eng\/product\/c\/055.html\">Solution growth method single crystal growing apparatus (TSSG method)<\/a>\u3000<a href=\"https:\/\/www.d-kdn.co.jp\/eng\/product\/c\/057.html\">Bulk cultivatable sublimation apparatus<\/a>\u3000and more<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Resistance heating<\/h2>\n\n\n\n<p><strong><strong>A heating method, which utilizes the principle of heat generation by the electrical resistance of a conductive object when an electric current is passed through it\u00a0<\/strong><\/strong><br>It uses the Joule heat generated when current flows through an electrical resistance to apply radiant heat to the object.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"558\" height=\"820\" src=\"https:\/\/www.d-kdn.co.jp\/wp\/wp-content\/uploads\/2026\/03\/3H-RH2E.png\" alt=\"\" class=\"wp-image-1385\" srcset=\"https:\/\/www.d-kdn.co.jp\/wp\/wp-content\/uploads\/2026\/03\/3H-RH2E.png 558w, https:\/\/www.d-kdn.co.jp\/wp\/wp-content\/uploads\/2026\/03\/3H-RH2E-436x640.png 436w, https:\/\/www.d-kdn.co.jp\/wp\/wp-content\/uploads\/2026\/03\/3H-RH2E-109x160.png 109w\" sizes=\"(max-width: 558px) 100vw, 558px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Cost and price saving<\/li>\n\n\n\n<li>Excellent temperature stability<\/li>\n\n\n\n<li>Wide variety of heater structures (zone heating) \uff09<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong><strong><strong>Application<\/strong><\/strong><\/strong><\/h3>\n\n\n\n<p><a href=\"https:\/\/www.d-kdn.co.jp\/eng\/product\/i\/059.html\">Batch type firing furnace<\/a>\u3000<a href=\"https:\/\/www.d-kdn.co.jp\/eng\/product\/i\/057.html\">Large tubular furnace<\/a>\u3000<a href=\"https:\/\/www.d-kdn.co.jp\/eng\/product\/i\/020.html\">1~1000 ton hot press<\/a>\u3000<a href=\"https:\/\/www.d-kdn.co.jp\/eng\/product\/i\/021.html\">Hot press (block heater type)<\/a>\u3000<a href=\"https:\/\/www.d-kdn.co.jp\/eng\/product\/c\/010.html\">Multicrystalline silicon production furnace<\/a>\u3000<a href=\"https:\/\/www.d-kdn.co.jp\/eng\/product\/c\/015.html\">Ultra-high-quality large ingot growth system<\/a>\u3000<a href=\"https:\/\/www.d-kdn.co.jp\/eng\/product\/c\/027.html\">Resistance heating type pulling system (CZ method)<\/a>\u3000<a href=\"https:\/\/www.d-kdn.co.jp\/eng\/product\/c\/033.html\">Resistance heating type \u03bc-PD furnace<\/a>\u3000<a href=\"https:\/\/www.d-kdn.co.jp\/eng\/product\/c\/059.html\">Rapid thermal annealing apparatus (RTA furnace)<\/a>\u3000<a href=\"https:\/\/www.d-kdn.co.jp\/eng\/product\/c\/060.html\">MSG crystal growth system<\/a>\u3000and more\u3000<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Energizing heating<\/h2>\n\n\n\n<p><strong><strong>A heating method, in which a current is applied directly to a conductive object to heat it\u00a0\u00a0<\/strong>\u00a0<\/strong>\u00a0<br>By using high-frequency current, the current flows near the work surface due to the skin effect, and the surface can be heated quickly. The heating object must be conductive, so the application would be limited. But it heats the object only, more suitable for quick heat and cool.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1159\" height=\"414\" src=\"https:\/\/www.d-kdn.co.jp\/wp\/wp-content\/uploads\/2026\/03\/3H-EH3E.png\" alt=\"\" class=\"wp-image-1382\" srcset=\"https:\/\/www.d-kdn.co.jp\/wp\/wp-content\/uploads\/2026\/03\/3H-EH3E.png 1159w, https:\/\/www.d-kdn.co.jp\/wp\/wp-content\/uploads\/2026\/03\/3H-EH3E-1080x386.png 1080w, https:\/\/www.d-kdn.co.jp\/wp\/wp-content\/uploads\/2026\/03\/3H-EH3E-768x274.png 768w, https:\/\/www.d-kdn.co.jp\/wp\/wp-content\/uploads\/2026\/03\/3H-EH3E-448x160.png 448w\" sizes=\"(max-width: 1159px) 100vw, 1159px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Heat the surface layer only\uff08High frequency energizing heating\uff09<\/li>\n\n\n\n<li>Rapid heating Direct heating to materials<\/li>\n\n\n\n<li>Heating power reduces<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong><strong><strong>Application<\/strong><\/strong><\/strong><\/h3>\n\n\n\n<p><a href=\"https:\/\/www.d-kdn.co.jp\/eng\/product\/i\/065.html\">Compact hot stamping system<\/a>\u3000<a href=\"https:\/\/www.d-kdn.co.jp\/eng\/product\/i\/070.html\">HF induction cable heating system<\/a>\u3000<a href=\"https:\/\/www.d-kdn.co.jp\/eng\/product\/i\/060.html\">Servo Press combustion furnace<\/a>\u3000<a href=\"https:\/\/www.d-kdn.co.jp\/eng\/product\/i\/010.html\">Hybrid type sintering machine (continuous type)<\/a>\u3000<a href=\"https:\/\/www.d-kdn.co.jp\/eng\/product\/i\/015.html\">Hybrid type sintering machine (batch type)<\/a>\u3000<a href=\"https:\/\/www.d-kdn.co.jp\/eng\/product\/i\/018.html\">Multi furnace (sintering, melting,impregnation,hot pressing)<\/a>\u3000and more\u3000<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Proposal for hybrid heating<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"859\" height=\"832\" src=\"https:\/\/www.d-kdn.co.jp\/wp\/wp-content\/uploads\/2026\/03\/3H-HyE.png\" alt=\"\" class=\"wp-image-1383\" srcset=\"https:\/\/www.d-kdn.co.jp\/wp\/wp-content\/uploads\/2026\/03\/3H-HyE.png 859w, https:\/\/www.d-kdn.co.jp\/wp\/wp-content\/uploads\/2026\/03\/3H-HyE-661x640.png 661w, https:\/\/www.d-kdn.co.jp\/wp\/wp-content\/uploads\/2026\/03\/3H-HyE-768x744.png 768w, https:\/\/www.d-kdn.co.jp\/wp\/wp-content\/uploads\/2026\/03\/3H-HyE-165x160.png 165w\" sizes=\"(max-width: 859px) 100vw, 859px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><strong><strong><strong>Induction heating \uff0b Resistance heating<\/strong><\/strong><\/strong><\/h3>\n\n\n\n<p><a href=\"https:\/\/www.d-kdn.co.jp\/wp\/products\/kougyouro\/914\/\" data-type=\"products\" data-id=\"914\"><a href=\"https:\/\/www.d-kdn.co.jp\/eng\/product\/i\/016.html\">Load lock type CVD apparatus<\/a><\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong><strong><strong><strong>Induction heating \uff0b Energizing heating<\/strong><\/strong><\/strong><\/strong><\/h3>\n\n\n\n<p><a href=\"https:\/\/www.d-kdn.co.jp\/products\/kougyouro\/item0160.html\"><\/a><a href=\"https:\/\/www.d-kdn.co.jp\/eng\/product\/i\/010.html\">Hybrid type sintering machine (continuous type)<\/a>\u3000<a href=\"https:\/\/www.d-kdn.co.jp\/eng\/product\/i\/015.html\">Hybrid type sintering machine (batch type)<\/a>\u3000<a href=\"https:\/\/www.d-kdn.co.jp\/eng\/product\/i\/018.html\">Multi furnace (sintering, melting,impregnation,hot pressing)<\/a><\/p>\n","protected":false},"featured_media":1383,"template":"","technology-cat":[12],"class_list":["post-1380","technology","type-technology","status-publish","has-post-thumbnail","hentry","technology-cat-theory","en-US"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.d-kdn.co.jp\/wp-json\/wp\/v2\/technology\/1380","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.d-kdn.co.jp\/wp-json\/wp\/v2\/technology"}],"about":[{"href":"https:\/\/www.d-kdn.co.jp\/wp-json\/wp\/v2\/types\/technology"}],"version-history":[{"count":1,"href":"https:\/\/www.d-kdn.co.jp\/wp-json\/wp\/v2\/technology\/1380\/revisions"}],"predecessor-version":[{"id":1387,"href":"https:\/\/www.d-kdn.co.jp\/wp-json\/wp\/v2\/technology\/1380\/revisions\/1387"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.d-kdn.co.jp\/wp-json\/wp\/v2\/media\/1383"}],"wp:attachment":[{"href":"https:\/\/www.d-kdn.co.jp\/wp-json\/wp\/v2\/media?parent=1380"}],"wp:term":[{"taxonomy":"technology-cat","embeddable":true,"href":"https:\/\/www.d-kdn.co.jp\/wp-json\/wp\/v2\/technology-cat?post=1380"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}