{"id":119,"date":"2025-12-10T12:29:01","date_gmt":"2025-12-10T08:59:01","guid":{"rendered":"http:\/\/localhost\/madani\/en\/?p=119"},"modified":"2025-12-10T13:00:58","modified_gmt":"2025-12-10T09:30:58","slug":"calcination-process","status":"publish","type":"post","link":"https:\/\/papcoke.com\/en\/calcination-process\/","title":{"rendered":"Calcination process"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_79_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-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/papcoke.com\/en\/calcination-process\/#Calcination_Process\" >Calcination Process<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/papcoke.com\/en\/calcination-process\/#Types_of_Calcination_Methods\" >Types of Calcination Methods<\/a><\/li><\/ul><\/nav><\/div>\n<h3 data-start=\"59\" data-end=\"82\"><span class=\"ez-toc-section\" id=\"Calcination_Process\"><\/span>Calcination Process<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"83\" data-end=\"217\"><strong data-start=\"83\" data-end=\"98\">Calcination<\/strong> is a thermal process in which raw petroleum coke is heated to temperatures of approximately 1200\u20131350\u00b0C in order to:<\/p>\n<ul data-start=\"218\" data-end=\"422\">\n<li data-start=\"218\" data-end=\"271\">\n<p data-start=\"220\" data-end=\"271\">Remove moisture, volatile matter, and light gases<\/p>\n<\/li>\n<li data-start=\"272\" data-end=\"336\">\n<p data-start=\"274\" data-end=\"336\">Increase density, electrical conductivity, and carbon purity<\/p>\n<\/li>\n<li data-start=\"337\" data-end=\"422\">\n<p data-start=\"339\" data-end=\"422\">Improve its crystalline structure, making it suitable for electrical applications<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"424\" data-end=\"588\">The final product of this process is <strong data-start=\"461\" data-end=\"494\">Calcined Petroleum Coke (CPC)<\/strong>, a key material in the production of aluminum anodes, graphite electrodes, and ferroalloys.<\/p>\n<hr data-start=\"590\" data-end=\"593\" \/>\n<h3 data-start=\"595\" data-end=\"627\"><span class=\"ez-toc-section\" id=\"Types_of_Calcination_Methods\"><\/span>Types of Calcination Methods<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"629\" data-end=\"647\"><strong data-start=\"629\" data-end=\"645\">Rotary Kiln:<\/strong><\/p>\n<ul data-start=\"648\" data-end=\"1024\">\n<li data-start=\"648\" data-end=\"775\">\n<p data-start=\"650\" data-end=\"775\">The most common industrial method. Raw coke is heated in a horizontal rotary kiln with indirect flame to high temperatures.<\/p>\n<\/li>\n<li data-start=\"776\" data-end=\"880\">\n<p data-start=\"778\" data-end=\"880\">Countries with large-scale petroleum refining and coke production mainly use rotary kiln technology.<\/p>\n<\/li>\n<li data-start=\"881\" data-end=\"1024\">\n<p data-start=\"883\" data-end=\"1024\">This method is preferred in large industrial units due to its high capacity, uniform thermal control, and continuous production capability.<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"1026\" data-end=\"1056\"><strong data-start=\"1026\" data-end=\"1054\">Vertical Shaft Calciner:<\/strong><\/p>\n<ul data-start=\"1057\" data-end=\"1406\">\n<li data-start=\"1057\" data-end=\"1139\">\n<p data-start=\"1059\" data-end=\"1139\">Suitable for lower capacities with high energy efficiency and lower pollution.<\/p>\n<\/li>\n<li data-start=\"1140\" data-end=\"1237\">\n<p data-start=\"1142\" data-end=\"1237\">In this method, raw coke is heated in a vertical column under a controlled flow of hot gases.<\/p>\n<\/li>\n<li data-start=\"1238\" data-end=\"1406\">\n<p data-start=\"1240\" data-end=\"1406\">Advantages include lower energy consumption, reduced pollution, and higher thermal efficiency; however, its production capacity is limited compared to rotary kilns.<\/p>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Calcination Process Calcination is a thermal process in which raw petroleum coke is heated to temperatures of approximately 1200\u20131350\u00b0C in order to: Remove moisture, volatile matter, and light gases Increase density, electrical conductivity, and carbon purity Improve its crystalline structure, making it suitable for electrical applications The final product of this process is Calcined Petroleum [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":120,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[],"class_list":["post-119","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-our-services"],"_links":{"self":[{"href":"https:\/\/papcoke.com\/en\/wp-json\/wp\/v2\/posts\/119","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/papcoke.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/papcoke.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/papcoke.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/papcoke.com\/en\/wp-json\/wp\/v2\/comments?post=119"}],"version-history":[{"count":2,"href":"https:\/\/papcoke.com\/en\/wp-json\/wp\/v2\/posts\/119\/revisions"}],"predecessor-version":[{"id":131,"href":"https:\/\/papcoke.com\/en\/wp-json\/wp\/v2\/posts\/119\/revisions\/131"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/papcoke.com\/en\/wp-json\/wp\/v2\/media\/120"}],"wp:attachment":[{"href":"https:\/\/papcoke.com\/en\/wp-json\/wp\/v2\/media?parent=119"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/papcoke.com\/en\/wp-json\/wp\/v2\/categories?post=119"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/papcoke.com\/en\/wp-json\/wp\/v2\/tags?post=119"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}