{"id":2772,"date":"2025-12-25T18:10:52","date_gmt":"2025-12-25T14:40:52","guid":{"rendered":"https:\/\/trref.com\/refractory-bricks\/?page_id=2772"},"modified":"2026-02-10T11:06:27","modified_gmt":"2026-02-10T07:36:27","slug":"spinel-refractory-brick-guide","status":"publish","type":"page","link":"https:\/\/trref.com\/refractory-bricks\/spinel-refractory-brick-guide\/","title":{"rendered":"\u0622\u062c\u0631 \u0646\u0633\u0648\u0632 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc (\u0645\u0646\u06cc\u0632\u06cc\u0627\u2013\u0627\u0633\u067e\u06cc\u0646\u0644): \u0645\u0642\u0627\u06cc\u0633\u0647 \u06f4 \u06af\u0631\u06cc\u062f MA \u0648 \u0639\u06cc\u0628\u200c\u06cc\u0627\u0628\u06cc \u062d\u0631\u0641\u0647\u200c\u0627\u06cc"},"content":{"rendered":"<ol>\n<li style=\"text-align: center;\">\n<h3>\u00ab\u0631\u0627\u0647\u0646\u0645\u0627\u06cc \u0622\u062c\u0631 \u0646\u0633\u0648\u0632 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc | \u0645\u0642\u0627\u06cc\u0633\u0647 \u06f4 \u06af\u0631\u06cc\u062f MA \u0648 \u06f8 \u0646\u06a9\u062a\u0647 \u0639\u06cc\u0628\u200c\u06cc\u0627\u0628\u06cc \u06a9\u0648\u0631\u0647\u00bb<\/h3>\n<\/li>\n<\/ol>\n<p>\u0627\u06af\u0631 \u0628\u0627 <strong>\u062a\u0648\u0642\u0641\u200c\u0647\u0627\u06cc \u0632\u0648\u062f\u0647\u0646\u06af\u0627\u0645 \u06a9\u0648\u0631\u0647 \u0633\u06cc\u0645\u0627\u0646 \u06cc\u0627 \u0641\u0648\u0644\u0627\u062f<\/strong> \u0628\u0647\u200c\u062e\u0627\u0637\u0631 \u067e\u0648\u0633\u062a\u0647\u200c\u067e\u0648\u0633\u062a\u0647 \u0634\u062f\u0646 \u0648 \u062e\u0648\u0631\u062f\u06af\u06cc \u0633\u0631\u0628\u0627\u0631\u0647 \u062f\u0633\u062a\u200c\u0648\u067e\u0646\u062c\u0647 \u0646\u0631\u0645 \u0645\u06cc\u200c\u06a9\u0646\u06cc\u062f\u060c \u06cc\u0627 \u0628\u06cc\u0646 \u0627\u0646\u062a\u062e\u0627\u0628 <strong>\u0622\u062c\u0631 \u0645\u0646\u06cc\u0632\u06cc\u0627\u2013\u0627\u0633\u067e\u06cc\u0646\u0644<\/strong> \u0648 \u0645\u0646\u06cc\u0632\u06cc\u0627\u2013\u06a9\u0631\u0648\u0645 \u0633\u0631\u062f\u0631\u06af\u0645 \u0647\u0633\u062a\u06cc\u062f\u060c \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647 \u062f\u0642\u06cc\u0642\u0627\u064b \u0628\u0631\u0627\u06cc \u0634\u0645\u0627\u0633\u062a. \u062a\u06cc\u0645 \u0641\u0646\u06cc <strong>\u0641\u0631\u0627\u0648\u0631\u062f\u0647\u200c\u0647\u0627\u06cc \u0646\u0633\u0648\u0632 \u062a\u0628\u0631\u06cc\u0632<\/strong> \u2013 \u0628\u0627 \u0633\u0627\u0628\u0642\u0647 \u062a\u0623\u0645\u06cc\u0646 \u067e\u0631\u0648\u0698\u0647\u200c\u0647\u0627\u06cc <em>\u0641\u0648\u0644\u0627\u062f \u0622\u062a\u06cc\u0647 \u062e\u0627\u0648\u0631\u0645\u06cc\u0627\u0646\u0647<\/em> \u0648 <em>\u067e\u062a\u0631\u0648\u0634\u06cc\u0645\u06cc \u0641\u0627\u0632 \u06f1\u06f9 \u0639\u0633\u0644\u0648\u06cc\u0647<\/em> \u2013 \u062f\u0631 \u0627\u06cc\u0646 \u0631\u0627\u0647\u0646\u0645\u0627 \u06cc\u06a9 <strong>\u0686\u06a9\u200c\u0644\u06cc\u0633\u062a \u06f1\u06f0 \u062f\u0642\u06cc\u0642\u0647\u200c\u0627\u06cc<\/strong> \u0628\u0631\u0627\u06cc \u0627\u0646\u062a\u062e\u0627\u0628 \u06af\u0631\u06cc\u062f \u0645\u0646\u0627\u0633\u0628\u060c \u062c\u062f\u0648\u0644 \u0646\u0645\u0648\u0646\u0647 \u06af\u0631\u06cc\u062f\u0647\u0627 (MA-90 \u062a\u0627 MA-75) \u0628\u0627 \u0627\u0639\u062f\u0627\u062f \u0648\u0627\u0642\u0639\u06cc MgO\u060c Al\u2082O\u2083\u060c CCS\u060c RUL \u0648 \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc\u060c \u0648 \u0628\u062e\u0634 \u0639\u06cc\u0628\u200c\u06cc\u0627\u0628\u06cc \u062d\u0631\u0641\u0647\u200c\u0627\u06cc \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc\u200c\u062f\u0647\u062f.<\/p>\n<article>\n<h2>\u0686\u0631\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u062f\u0631\u0633\u062a \u0622\u062c\u0631 \u0646\u0633\u0648\u0632 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0639\u0645\u0631 \u06a9\u0648\u0631\u0647 \u0633\u06cc\u0645\u0627\u0646 \u0648 \u0641\u0648\u0644\u0627\u062f \u0631\u0627 \u062f\u0648 \u0628\u0631\u0627\u0628\u0631 \u06a9\u0646\u062f\u061f<\/h2>\n<p>\u0627\u0646\u062a\u062e\u0627\u0628 \u06af\u0631\u06cc\u062f \u0645\u0646\u0627\u0633\u0628 <strong>\u0622\u062c\u0631 \u0646\u0633\u0648\u0632 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc<\/strong> \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0639\u0645\u0631 \u0644\u0627\u06cc\u0646\u06cc\u0646\u06af \u0631\u0627 \u0627\u0632 \u06f6 \u0645\u0627\u0647 \u0628\u0647 \u06f1\u06f2-\u06f1\u06f8 \u0645\u0627\u0647 \u0627\u0641\u0632\u0627\u06cc\u0634 \u062f\u0647\u062f. \u062f\u0644\u06cc\u0644 \u0633\u0627\u062f\u0647 \u0627\u0633\u062a: <strong>\u0622\u062c\u0631 \u0627\u0633\u067e\u06cc\u0646\u0644 \u0645\u0646\u06cc\u0632\u06cc\u0627<\/strong> \u0628\u0627 \u0633\u0627\u062e\u062a\u0627\u0631 MgAl\u2082O\u2084 \u0645\u0642\u0627\u0648\u0645\u062a \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc \u0648 \u067e\u0627\u06cc\u062f\u0627\u0631\u06cc \u062f\u0631 \u0628\u0631\u0627\u0628\u0631 \u0633\u0631\u0628\u0627\u0631\u0647 \u0642\u0644\u06cc\u0627\u06cc\u06cc \u0631\u0627 \u0647\u0645\u0632\u0645\u0627\u0646 \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc\u200c\u062f\u0647\u062f \u2013 \u062a\u0631\u06a9\u06cc\u0628\u06cc \u06a9\u0647 \u062f\u0631 \u0645\u0646\u06cc\u0632\u06cc\u0627\u2013\u06a9\u0631\u0648\u0645 \u0628\u0647 \u0627\u06cc\u0646 \u06a9\u06cc\u0641\u06cc\u062a \u062f\u0633\u062a\u200c\u06cc\u0627\u0641\u062a\u0646\u06cc \u0646\u06cc\u0633\u062a.<\/p>\n<p><strong>\u06a9\u0627\u0631\u0628\u0631\u062f \u0622\u062c\u0631 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc<\/strong> \u062f\u0631 \u0646\u0648\u0627\u062d\u06cc \u0628\u062d\u0631\u0627\u0646\u06cc \u0645\u062b\u0644 transition zone \u0648 burning zone \u06a9\u0648\u0631\u0647\u200c\u0647\u0627\u06cc \u062f\u0648\u0627\u0631 \u0633\u06cc\u0645\u0627\u0646 \u06cc\u0627 EAF \u0648 RH degasser \u0641\u0648\u0644\u0627\u062f\u0633\u0627\u0632\u06cc\u060c \u0646\u062a\u06cc\u062c\u0647 \u0645\u0633\u062a\u0642\u06cc\u0645 \u0627\u06cc\u0646 \u0645\u0632\u06cc\u062a\u200c\u0647\u0627\u0633\u062a. \u0628\u0631\u0627\u06cc \u0645\u0634\u0627\u0647\u062f\u0647 \u0645\u062d\u0635\u0648\u0644\u0627\u062a \u0645\u0627 \u0648 \u062f\u0631\u06cc\u0627\u0641\u062a \u0645\u0634\u0627\u0648\u0631\u0647 \u0631\u0627\u06cc\u06af\u0627\u0646\u060c <a href=\"https:\/\/trref.com\/refractory-bricks\/products\/\" target=\"_blank\" rel=\"noopener\">\u0627\u06cc\u0646\u062c\u0627 \u06a9\u0644\u06cc\u06a9 \u06a9\u0646\u06cc\u062f<\/a>.<\/p>\n<h2>\u0622\u062c\u0631 \u0646\u0633\u0648\u0632 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc \u0686\u06cc\u0633\u062a \u0648 \u0686\u0647 \u062a\u0641\u0627\u0648\u062a\u06cc \u0628\u0627 \u0622\u062c\u0631 \u0627\u0633\u067e\u06cc\u0646\u0644 \u0645\u0646\u06cc\u0632\u06cc\u0627 \u0648 \u0645\u0646\u06cc\u0632\u06cc\u0627\u2013\u06a9\u0631\u0648\u0645 \u062f\u0627\u0631\u062f\u061f<\/h2>\n<p><strong>\u0622\u062c\u0631 \u0646\u0633\u0648\u0632 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc<\/strong> (spinel refractory brick) \u0627\u0632 \u0648\u0627\u06a9\u0646\u0634 MgO \u0648 Al\u2082O\u2083 \u062a\u0634\u06a9\u06cc\u0644 \u0645\u06cc\u200c\u0634\u0648\u062f \u0648 \u0641\u0627\u0632 MgAl\u2082O\u2084 \u0631\u0627 \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc\u200c\u06a9\u0646\u062f. \u062a\u0641\u0627\u0648\u062a \u06a9\u0644\u06cc\u062f\u06cc \u0628\u0627 \u0645\u0646\u06cc\u0632\u06cc\u0627\u2013\u06a9\u0631\u0648\u0645: <strong>\u0628\u062f\u0648\u0646 \u0645\u062d\u062f\u0648\u062f\u06cc\u062a \u0632\u06cc\u0633\u062a\u200c\u0645\u062d\u06cc\u0637\u06cc \u06a9\u0631\u0648\u0645<\/strong>\u060c \u0627\u0646\u0628\u0633\u0627\u0637 \u062d\u0631\u0627\u0631\u062a\u06cc \u06a9\u0645\u062a\u0631 \u0648 \u0645\u0642\u0627\u0648\u0645\u062a \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc \u0628\u0631\u062a\u0631.<\/p>\n<h3>\u0633\u0627\u062e\u062a\u0627\u0631 MgO\u2013Al\u2082O\u2083 \u062f\u0631 spinel refractory brick \u0686\u0647 \u0645\u0632\u06cc\u062a\u06cc \u0646\u0633\u0628\u062a \u0628\u0647 \u0645\u0646\u06cc\u0632\u06cc\u0627\u2013\u06a9\u0631\u0648\u0645 \u062f\u0627\u0631\u062f\u061f<\/h3>\n<p>\u0641\u0627\u0632 \u0627\u0633\u067e\u06cc\u0646\u0644 MgAl\u2082O\u2084 \u0636\u0631\u06cc\u0628 \u0627\u0646\u0628\u0633\u0627\u0637 \u062d\u0631\u0627\u0631\u062a\u06cc \u067e\u0627\u06cc\u06cc\u0646\u200c\u062a\u0631\u06cc \u0646\u0633\u0628\u062a \u0628\u0647 MgO\u2013Cr\u2082O\u2083 \u062f\u0627\u0631\u062f. \u0637\u0628\u0642 \u062a\u062d\u0642\u06cc\u0642\u0627\u062a <a href=\"https:\/\/www.sciencedirect.com\/science\/article\/abs\/pii\/S0272884215003156\" target=\"_blank\" rel=\"nofollow noopener\">Ceylantekin<\/a>\u060c \u0627\u06cc\u0646 \u0648\u06cc\u0698\u06af\u06cc \u0628\u0627\u0639\u062b \u06a9\u0627\u0647\u0634 \u062a\u0646\u0634\u200c\u0647\u0627\u06cc \u062d\u0631\u0627\u0631\u062a\u06cc \u0648 \u0627\u0641\u0632\u0627\u06cc\u0634 \u0686\u0634\u0645\u06af\u06cc\u0631 <strong>\u0645\u0642\u0627\u0648\u0645\u062a \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc \u0627\u0633\u067e\u06cc\u0646\u0644<\/strong> \u0645\u06cc\u200c\u0634\u0648\u062f. \u0646\u062a\u06cc\u062c\u0647 \u0639\u0645\u0644\u06cc: \u06a9\u0645\u062a\u0631 \u062a\u0631\u06a9 \u0645\u06cc\u200c\u062e\u0648\u0631\u062f \u0648 \u0639\u0645\u0631 \u0628\u06cc\u0634\u062a\u0631\u06cc \u062f\u0627\u0631\u062f.<\/p>\n<h3>\u0622\u062c\u0631 \u0646\u0633\u0648\u0632 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc \u062f\u0631 \u0686\u0647 \u0646\u0648\u0627\u062d\u06cc \u0627\u0632 \u0635\u0646\u0627\u06cc\u0639 \u0633\u06cc\u0645\u0627\u0646 \u0648 \u0641\u0648\u0644\u0627\u062f \u0628\u06cc\u0634\u062a\u0631\u06cc\u0646 \u06a9\u0627\u0631\u0628\u0631\u062f \u0631\u0627 \u062f\u0627\u0631\u062f\u061f<\/h3>\n<p><strong>\u0622\u062c\u0631 \u0646\u0633\u0648\u0632 \u0635\u0646\u0627\u06cc\u0639 \u0633\u06cc\u0645\u0627\u0646<\/strong>: transition zone\u060c burning zone \u0648 rotary kiln. \u062f\u0631 <strong>\u0641\u0648\u0644\u0627\u062f\u0633\u0627\u0632\u06cc<\/strong>: \u0646\u0627\u0632\u0644 RH degasser\u060c \u062f\u06cc\u0648\u0627\u0631\u0647 EAF \u0648 \u067e\u0627\u062a\u06cc\u0644 \u0641\u0648\u0644\u0627\u062f. \u0647\u0631 \u0646\u0627\u062d\u06cc\u0647 \u0646\u06cc\u0627\u0632 \u0628\u0647 \u06af\u0631\u06cc\u062f \u0645\u062a\u0641\u0627\u0648\u062a\u06cc \u062f\u0627\u0631\u062f \u06a9\u0647 \u062f\u0631 \u0627\u062f\u0627\u0645\u0647 \u0628\u0631\u0631\u0633\u06cc \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645.<\/p>\n<p>&nbsp;<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter wp-image-2774 size-full\" src=\"https:\/\/trref.com\/refractory-bricks\/wp-content\/uploads\/2025\/12\/magnesia-spinel-brick-grade-selection-checklist.png\" alt=\"\u00ab\u0645\u0647\u0646\u062f\u0633 \u062f\u0631 \u0627\u062a\u0627\u0642 \u06a9\u0646\u062a\u0631\u0644 \u062f\u0631 \u062d\u0627\u0644 \u0645\u0642\u0627\u06cc\u0633\u0647 \u062f\u06cc\u062a\u0627\u0634\u06cc\u062a \u06af\u0631\u06cc\u062f\u0647\u0627\u06cc \u0622\u062c\u0631 \u0646\u0633\u0648\u0632 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc MA-90 \u062a\u0627 MA-75 \u0648 \u0645\u0634\u0627\u0647\u062f\u0647 \u0646\u0645\u0648\u062f\u0627\u0631 \u06a9\u0627\u0647\u0634 \u062a\u0648\u0642\u0641 \u06a9\u0648\u0631\u0647 \u0648 \u0627\u0641\u0632\u0627\u06cc\u0634 \u0639\u0645\u0631 \u0644\u0627\u06cc\u0646\u06cc\u0646\u06af\u00bb\" width=\"1024\" height=\"1024\" title=\"\" srcset=\"https:\/\/trref.com\/refractory-bricks\/wp-content\/uploads\/2025\/12\/magnesia-spinel-brick-grade-selection-checklist.png 1024w, https:\/\/trref.com\/refractory-bricks\/wp-content\/uploads\/2025\/12\/magnesia-spinel-brick-grade-selection-checklist-300x300.png 300w, https:\/\/trref.com\/refractory-bricks\/wp-content\/uploads\/2025\/12\/magnesia-spinel-brick-grade-selection-checklist-150x150.png 150w, https:\/\/trref.com\/refractory-bricks\/wp-content\/uploads\/2025\/12\/magnesia-spinel-brick-grade-selection-checklist-768x768.png 768w, https:\/\/trref.com\/refractory-bricks\/wp-content\/uploads\/2025\/12\/magnesia-spinel-brick-grade-selection-checklist-100x100.png 100w, https:\/\/trref.com\/refractory-bricks\/wp-content\/uploads\/2025\/12\/magnesia-spinel-brick-grade-selection-checklist-350x350.png 350w, https:\/\/trref.com\/refractory-bricks\/wp-content\/uploads\/2025\/12\/magnesia-spinel-brick-grade-selection-checklist-600x600.png 600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<h2><\/h2>\n<h2>\u062f\u0631 \u062f\u06cc\u062a\u0627\u0634\u06cc\u062a \u0622\u062c\u0631 \u0627\u0633\u067e\u06cc\u0646\u0644 \u0645\u0646\u06cc\u0632\u06cc\u0627 \u0628\u0647 \u0686\u0647 \u0648\u06cc\u0698\u06af\u06cc\u200c\u0647\u0627\u06cc\u06cc \u0628\u0627\u06cc\u062f \u0646\u06af\u0627\u0647 \u06a9\u0646\u06cc\u0645\u061f<\/h2>\n<p>\u067e\u0646\u062c \u067e\u0627\u0631\u0627\u0645\u062a\u0631 \u062d\u06cc\u0627\u062a\u06cc \u062f\u0631 \u062f\u06cc\u062a\u0627\u0634\u06cc\u062a <strong>\u0622\u062c\u0631 \u0627\u0633\u067e\u06cc\u0646\u0644 \u0645\u0646\u06cc\u0632\u06cc\u0627<\/strong>: MgO\u066a\u060c Al\u2082O\u2083\u066a\u060c CCS (\u0627\u0633\u062a\u062d\u06a9\u0627\u0645 \u0641\u0634\u0627\u0631\u06cc \u0633\u0631\u062f)\u060c RUL (\u062f\u0645\u0627\u06cc \u062a\u063a\u06cc\u06cc\u0631 \u0634\u06a9\u0644 \u062a\u062d\u062a \u0628\u0627\u0631) \u0648 <strong>\u0645\u0642\u0627\u0648\u0645\u062a \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc<\/strong>. \u0628\u062f\u0648\u0646 \u0628\u0631\u0631\u0633\u06cc \u0627\u06cc\u0646 \u0627\u0639\u062f\u0627\u062f\u060c \u0627\u0646\u062a\u062e\u0627\u0628 \u0634\u0645\u0627 \u0642\u0645\u0627\u0631 \u0627\u0633\u062a \u0646\u0647 \u062a\u0635\u0645\u06cc\u0645 \u0645\u0647\u0646\u062f\u0633\u06cc.<\/p>\n<h3>\u06af\u0631\u06cc\u062f\u0647\u0627\u06cc MA-90 \u062a\u0627 MA-75 \u0686\u0647 \u062a\u0641\u0627\u0648\u062a\u06cc \u062f\u0631 MgO\/Al\u2082O\u2083\u060c CCS \u0648 RUL \u062f\u0627\u0631\u0646\u062f\u061f<\/h3>\n<p>\u062a\u0641\u0627\u0648\u062a \u0627\u0635\u0644\u06cc \u062f\u0631 \u062f\u0631\u0635\u062f MgO \u0627\u0633\u062a: MA-90 \u0628\u0627 \u06f9\u06f0\u066a MgO \u0645\u0642\u0627\u0648\u0645\u062a \u0628\u0627\u0644\u0627\u062a\u0631 \u062f\u0631 \u0628\u0631\u0627\u0628\u0631 \u0633\u0631\u0628\u0627\u0631\u0647 \u0642\u0644\u06cc\u0627\u06cc\u06cc \u062f\u0627\u0631\u062f\u060c \u0627\u0645\u0627 MA-75 \u0628\u0627 Al\u2082O\u2083 \u0628\u06cc\u0634\u062a\u0631 \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc \u0628\u0647\u062a\u0631\u06cc \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc\u200c\u062f\u0647\u062f. \u062c\u062f\u0648\u0644 \u0632\u06cc\u0631 (\u0628\u0631\u0627\u0633\u0627\u0633 <a href=\"https:\/\/www.jhy-refractory.com\/cement-products\/\" target=\"_blank\" rel=\"nofollow noopener\">JHY Refractories Catalogue 2025<\/a>) \u0631\u0627\u0647\u0646\u0645\u0627\u06cc \u0634\u0645\u0627\u0633\u062a:<\/p>\n<table border=\"1\" cellpadding=\"8\">\n<thead>\n<tr>\n<th>\u06af\u0631\u06cc\u062f<\/th>\n<th>MgO\u066a<\/th>\n<th>Al\u2082O\u2083\u066a<\/th>\n<th>CCS (MPa)<\/th>\n<th>RUL (\u00b0C)<\/th>\n<th>B.D (g\/cm\u00b3)<\/th>\n<th>AP\u066a<\/th>\n<th>\u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc (\u0633\u06cc\u06a9\u0644)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>MA-90<\/td>\n<td>\u2265\u06f9\u06f0<\/td>\n<td>\u06f5-\u06f7<\/td>\n<td>\u2265\u06f5\u06f5<\/td>\n<td>\u2265\u06f1\u06f7\u06f0\u06f0<\/td>\n<td>\u06f3.\u06f0\u06f5<\/td>\n<td>\u06f1\u06f5<\/td>\n<td>\u06f3-\u06f5<\/td>\n<\/tr>\n<tr>\n<td>MA-85<\/td>\n<td>\u2265\u06f8\u06f5<\/td>\n<td>\u06f8-\u06f1\u06f0<\/td>\n<td>\u2265\u06f5\u06f0<\/td>\n<td>\u2265\u06f1\u06f6\u06f8\u06f0<\/td>\n<td>\u06f3.\u06f0\u06f0<\/td>\n<td>\u06f1\u06f6<\/td>\n<td>\u06f5-\u06f8<\/td>\n<\/tr>\n<tr>\n<td>MA-80<\/td>\n<td>\u2265\u06f8\u06f0<\/td>\n<td>\u06f1\u06f0-\u06f1\u06f2<\/td>\n<td>\u2265\u06f4\u06f5<\/td>\n<td>\u2265\u06f1\u06f6\u06f5\u06f0<\/td>\n<td>\u06f2.\u06f9\u06f5<\/td>\n<td>\u06f1\u06f7<\/td>\n<td>\u06f8-\u06f1\u06f0<\/td>\n<\/tr>\n<tr>\n<td>MA-75<\/td>\n<td>\u2265\u06f7\u06f5<\/td>\n<td>\u06f1\u06f2-\u06f1\u06f5<\/td>\n<td>\u2265\u06f4\u06f0<\/td>\n<td>\u2265\u06f1\u06f6\u06f5\u06f0<\/td>\n<td>\u06f2.\u06f9\u06f0<\/td>\n<td>\u06f1\u06f8<\/td>\n<td>\u06f1\u06f0-\u06f1\u06f2<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><em>\u0627\u0631\u0642\u0627\u0645 \u0646\u0645\u0648\u0646\u0647 \u0648 \u0646\u0632\u062f\u06cc\u06a9 \u0628\u0647 \u0645\u062d\u062f\u0648\u062f\u0647\u200c\u0647\u0627\u06cc \u0635\u0646\u0639\u062a\u06cc. \u0628\u0631\u0627\u06cc \u0637\u0631\u0627\u062d\u06cc \u0646\u0647\u0627\u06cc\u06cc \u0628\u0627 \u062f\u06cc\u062a\u0627\u0634\u06cc\u062a \u0633\u0627\u0632\u0646\u062f\u0647 \u062a\u0637\u0628\u06cc\u0642 \u062f\u0647\u06cc\u062f.<\/em><\/p>\n<h3>RUL\u060c CCS \u0648 \u0645\u0642\u0627\u0648\u0645\u062a \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc \u0627\u0633\u067e\u06cc\u0646\u0644 \u0686\u0647 \u0645\u0642\u0627\u062f\u06cc\u0631\u06cc \u0628\u0631\u0627\u06cc \u0634\u0631\u0648\u0639 \u0627\u0646\u062a\u062e\u0627\u0628 \u0642\u0627\u0628\u0644 \u0642\u0628\u0648\u0644\u200c\u0627\u0646\u062f\u061f<\/h3>\n<p>\u0628\u0631\u0627\u06cc \u0635\u0646\u0627\u06cc\u0639 \u0633\u06cc\u0645\u0627\u0646 \u0648 \u0641\u0648\u0644\u0627\u062f: RUL \u2265\u06f1\u06f6\u06f5\u06f0\u00b0C\u060c CCS \u2265\u06f4\u06f0 MPa \u0648 \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc \u2265\u06f5 \u0633\u06cc\u06a9\u0644 \u062d\u062f\u0627\u0642\u0644\u200c\u0647\u0627\u06cc \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f \u0647\u0633\u062a\u0646\u062f. \u0628\u0631\u0627\u06cc \u0646\u0648\u0627\u062d\u06cc \u0628\u062d\u0631\u0627\u0646\u06cc\u200c\u062a\u0631 (\u0645\u062b\u0644 transition zone)\u060c RUL \u2265\u06f1\u06f6\u06f8\u06f0\u00b0C \u0648 \u0634\u0648\u06a9 \u2265\u06f1\u06f0 \u0633\u06cc\u06a9\u0644 \u062a\u0648\u0635\u06cc\u0647 \u0645\u06cc\u200c\u0634\u0648\u062f.<\/p>\n<h3>\u06a9\u062f\u0627\u0645 \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f\u0647\u0627\u06cc ASTM \u0648 ISO \u062f\u0631 \u0628\u0631\u06af\u0647 \u0641\u0646\u06cc \u0622\u062c\u0631 \u0646\u0633\u0648\u0632 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc \u0628\u0627\u06cc\u062f \u0630\u06a9\u0631 \u0634\u0648\u0646\u062f\u061f<\/h3>\n<p>\u062f\u06cc\u062a\u0627\u0634\u06cc\u062a \u0645\u0639\u062a\u0628\u0631 \u0628\u0627\u06cc\u062f \u0628\u0647 \u0627\u06cc\u0646 \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f\u0647\u0627 \u0627\u0634\u0627\u0631\u0647 \u06a9\u0646\u062f: <strong>ASTM C133<\/strong> \u0628\u0631\u0627\u06cc CCS \u0648 MOR\u060c <strong>ASTM C134<\/strong> \u0628\u0631\u0627\u06cc \u0686\u06af\u0627\u0644\u06cc \u0648 \u062a\u062e\u0644\u062e\u0644\u060c \u0648 <strong>ISO 10081-2<\/strong> \u0628\u0631\u0627\u06cc \u0637\u0628\u0642\u0647\u200c\u0628\u0646\u062f\u06cc magnesia-spinel (\u0645\u062b\u0644 MSp80). \u0637\u0628\u0642 <a href=\"https:\/\/patents.google.com\/patent\/US6261983B1\/en\" target=\"_blank\" rel=\"nofollow noopener\">US Patent 6261983B1<\/a>\u060c \u0627\u06cc\u0646 \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f\u0647\u0627 \u067e\u0627\u06cc\u0647 \u0627\u0639\u062a\u0628\u0627\u0631\u0633\u0646\u062c\u06cc \u0645\u062d\u0635\u0648\u0644 \u0647\u0633\u062a\u0646\u062f.<\/p>\n<h2>\u0628\u0631\u0627\u06cc \u0646\u0627\u062d\u06cc\u0647 transition zone \u06a9\u0648\u0631\u0647 \u0633\u06cc\u0645\u0627\u0646 \u0686\u0647 \u06af\u0631\u06cc\u062f \u0622\u062c\u0631 \u0646\u0633\u0648\u0632 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc \u0645\u0646\u0627\u0633\u0628 \u0627\u0633\u062a\u061f<\/h2>\n<p>\u0628\u0631\u0627\u06cc transition zone \u0628\u0627 \u0633\u0631\u0628\u0627\u0631\u0647 \u0642\u0644\u06cc\u0627\u06cc\u06cc \u0648 \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc \u0634\u062f\u06cc\u062f\u060c <strong>\u06af\u0631\u06cc\u062f MA-80 \u06cc\u0627 MA-85<\/strong> \u0628\u0627 MgO \u2265\u06f8\u06f0\u066a\u060c Al\u2082O\u2083 \u06f8-\u06f1\u06f2\u066a \u0648 RUL \u2265\u06f1\u06f6\u06f5\u06f0\u00b0C \u0627\u06cc\u062f\u0647\u200c\u0622\u0644 \u0627\u0633\u062a. \u0627\u06cc\u0646 \u062a\u0631\u06a9\u06cc\u0628 \u062a\u0639\u0627\u062f\u0644 \u0628\u0647\u06cc\u0646\u0647 \u0628\u06cc\u0646 \u0645\u0642\u0627\u0648\u0645\u062a \u062e\u0648\u0631\u062f\u06af\u06cc \u0648 \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc \u0631\u0627 \u0641\u0631\u0627\u0647\u0645 \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n<h3>\u0686\u0637\u0648\u0631 \u0645\u0642\u0627\u0648\u0645\u062a \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc \u0627\u0633\u067e\u06cc\u0646\u0644 \u0631\u0627 \u0628\u0627 \u0633\u06cc\u06a9\u0644\u200c\u0647\u0627\u06cc \u062a\u0648\u0642\u0641\/\u0631\u0627\u0647\u200c\u0627\u0646\u062f\u0627\u0632\u06cc \u06a9\u0648\u0631\u0647 \u0633\u06cc\u0645\u0627\u0646 \u062a\u0637\u0628\u06cc\u0642 \u062f\u0647\u06cc\u0645\u061f<\/h3>\n<p>\u0647\u0631 \u0633\u06cc\u06a9\u0644 stop\/start \u0648\u0627\u0642\u0639\u06cc \u062a\u0642\u0631\u06cc\u0628\u0627\u064b \u0645\u0639\u0627\u062f\u0644 \u06f2-\u06f3 \u0633\u06cc\u06a9\u0644 \u0622\u0632\u0645\u0627\u06cc\u0634\u06af\u0627\u0647\u06cc (\u06f1\u06f1\u06f0\u06f0\u00b0C \u062a\u0627 \u0622\u0628) \u0627\u0633\u062a. \u0627\u06af\u0631 \u06a9\u0648\u0631\u0647 \u0634\u0645\u0627 \u0645\u0627\u0647\u0627\u0646\u0647 \u06f2 \u0628\u0627\u0631 \u0645\u062a\u0648\u0642\u0641 \u0645\u06cc\u200c\u0634\u0648\u062f\u060c \u06af\u0631\u06cc\u062f \u0628\u0627 \u2265\u06f1\u06f0 \u0633\u06cc\u06a9\u0644 \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc \u0627\u0646\u062a\u062e\u0627\u0628 \u06a9\u0646\u06cc\u062f \u062a\u0627 \u06cc\u06a9 \u0633\u0627\u0644 \u0628\u062f\u0648\u0646 \u0645\u0634\u06a9\u0644 \u06a9\u0627\u0631 \u06a9\u0646\u062f.<\/p>\n<h2>\u062f\u0631 \u0641\u0648\u0644\u0627\u062f\u0633\u0627\u0632\u06cc\u060c \u0622\u062c\u0631 \u0645\u0646\u06cc\u0632\u06cc\u0627\u2013\u0627\u0633\u067e\u06cc\u0646\u0644 \u0631\u0627 \u06a9\u062c\u0627 \u0648 \u0628\u0631 \u0627\u0633\u0627\u0633 \u0686\u0647 \u0645\u0639\u06cc\u0627\u0631\u0647\u0627\u06cc\u06cc \u062c\u0627\u06cc\u06af\u0632\u06cc\u0646 \u0645\u0646\u06cc\u0632\u06cc\u0627\u2013\u06a9\u0631\u0648\u0645 \u06a9\u0646\u06cc\u0645\u061f<\/h2>\n<p>\u062f\u0631 \u0646\u0627\u0632\u0644 RH degasser \u0648 \u062f\u06cc\u0648\u0627\u0631\u0647 EAF\u060c <strong>\u0622\u062c\u0631 \u0627\u0633\u067e\u06cc\u0646\u0644 \u0645\u0646\u06cc\u0632\u06cc\u0627<\/strong> \u062c\u0627\u06cc\u06af\u0632\u06cc\u0646 \u0628\u0631\u062a\u0631 \u0645\u0646\u06cc\u0632\u06cc\u0627\u2013\u06a9\u0631\u0648\u0645 \u0627\u0633\u062a. \u0637\u0628\u0642 <a href=\"https:\/\/www.rhimagnesita.com\/sustainability-bulletin-2024\/\" target=\"_blank\" rel=\"nofollow noopener\">RHI Magnesita Bulletin 2024<\/a>\u060c \u0639\u0644\u0627\u0648\u0647 \u0628\u0631 \u062d\u0630\u0641 \u0631\u06cc\u0633\u06a9 \u0632\u06cc\u0633\u062a\u200c\u0645\u062d\u06cc\u0637\u06cc \u06a9\u0631\u0648\u0645\u060c \u0639\u0645\u0644\u06a9\u0631\u062f \u0645\u06a9\u0627\u0646\u06cc\u06a9\u06cc \u0642\u0627\u0628\u0644 \u0631\u0642\u0627\u0628\u062a \u0628\u0627 \u0637\u0631\u0627\u062d\u06cc \u0631\u06cc\u0632\u0633\u0627\u062e\u062a\u0627\u0631 \u0645\u0646\u0627\u0633\u0628 \u062d\u0627\u0635\u0644 \u0645\u06cc\u200c\u0634\u0648\u062f.<\/p>\n<h3>\u062f\u0631 \u0645\u0642\u0627\u06cc\u0633\u0647 \u0622\u062c\u0631 \u0645\u0646\u06cc\u0632\u06cc\u0627\u2013\u0627\u0633\u067e\u06cc\u0646\u0644 \u0628\u0627 \u0645\u0646\u06cc\u0632\u06cc\u0627\u2013\u06a9\u0631\u0648\u0645 \u0628\u0631\u0627\u06cc \u0646\u0627\u0632\u0644 RH degasser\u060c \u0686\u0647 \u062a\u0641\u0627\u0648\u062a\u06cc \u06af\u0632\u0627\u0631\u0634 \u0634\u062f\u0647 \u0627\u0633\u062a\u061f<\/h3>\n<p>\u0647\u062f\u0627\u06cc\u062a \u062d\u0631\u0627\u0631\u062a\u06cc MgO\u2013spinel \u062d\u062f\u0648\u062f \u06f1\u06f5\u066a \u06a9\u0645\u062a\u0631 \u0627\u0632 MgO\u2013Cr\u2082O\u2083 \u0627\u0633\u062a \u06a9\u0647 \u0628\u0647 \u06a9\u0627\u0647\u0634 \u062a\u0644\u0641\u0627\u062a \u062d\u0631\u0627\u0631\u062a\u06cc \u06a9\u0645\u06a9 \u0645\u06cc\u200c\u06a9\u0646\u062f. CCS \u062f\u0631 \u06af\u0631\u06cc\u062f\u0647\u0627\u06cc \u062c\u062f\u06cc\u062f \u0628\u0647 \u06f5\u06f5 MPa \u0631\u0633\u06cc\u062f\u0647 \u06a9\u0647 \u0628\u0627 \u0645\u0646\u06cc\u0632\u06cc\u0627\u2013\u06a9\u0631\u0648\u0645 \u0631\u0642\u0627\u0628\u062a\u06cc \u0627\u0633\u062a. \u0645\u0632\u06cc\u062a \u0627\u0635\u0644\u06cc: <strong>\u0628\u062f\u0648\u0646 \u0645\u062d\u062f\u0648\u062f\u06cc\u062a \u062f\u0641\u0639 \u0636\u0627\u06cc\u0639\u0627\u062a \u06a9\u0631\u0648\u0645\u200c\u062f\u0627\u0631<\/strong>.<\/p>\n<h3>\u0627\u06af\u0631 \u062f\u0631 \u0644\u0627\u06cc\u0646\u06cc\u0646\u06af EAF \u067e\u0648\u0633\u062a\u0647\u200c\u067e\u0648\u0633\u062a\u0647 \u0634\u062f\u0646 \u0632\u0648\u062f\u0631\u0633 \u062f\u0627\u0631\u06cc\u0645\u060c \u0686\u0647 \u062a\u063a\u06cc\u06cc\u0631\u0627\u062a\u06cc \u0644\u0627\u0632\u0645 \u0627\u0633\u062a\u061f<\/h3>\n<p>\u0627\u06af\u0631 \u0628\u0627 \u0622\u062c\u0631 \u06f3 \u0633\u06cc\u06a9\u0644 \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc spalling \u062f\u0627\u0631\u06cc\u062f\u060c \u0628\u0627\u06cc\u062f \u0628\u0647 \u06af\u0631\u06cc\u062f \u0628\u0627 \u2265\u06f1\u06f0 \u0633\u06cc\u06a9\u0644 \u0627\u0631\u062a\u0642\u0627 \u062f\u0647\u06cc\u062f. \u0647\u0645\u0632\u0645\u0627\u0646 \u06a9\u0627\u0647\u0634 \u062a\u062e\u0644\u062e\u0644 \u0638\u0627\u0647\u0631\u06cc \u0628\u0647 \u2264\u06f1\u06f6\u066a \u0648 \u0627\u0641\u0632\u0627\u06cc\u0634 B.D \u0628\u0647 \u2265\u06f2.\u06f9\u06f5 g\/cm\u00b3 \u0636\u0631\u0648\u0631\u06cc \u0627\u0633\u062a. \u0627\u06cc\u0646 \u062a\u063a\u06cc\u06cc\u0631\u0627\u062a mismatch \u0636\u0631\u06cc\u0628 \u0627\u0646\u0628\u0633\u0627\u0637 \u0631\u0627 \u06a9\u0627\u0647\u0634 \u0645\u06cc\u200c\u062f\u0647\u0646\u062f.<\/p>\n<h2>\u0631\u06cc\u0632\u0633\u0627\u062e\u062a\u0627\u0631 in-situ spinel \u062f\u0631 \u0645\u0642\u0627\u06cc\u0633\u0647 \u0628\u0627 preformed spinel \u0686\u0647 \u0627\u062b\u0631\u06cc \u062f\u0627\u0631\u062f\u061f<\/h2>\n<p>\u0627\u0633\u067e\u06cc\u0646\u0644 <strong>in-situ<\/strong> (\u062a\u0634\u06a9\u06cc\u0644\u200c\u0634\u062f\u0647 \u062f\u0631 \u062d\u06cc\u0646 \u067e\u062e\u062a) \u062a\u062e\u0644\u062e\u0644 \u06a9\u0645\u062a\u0631 \u0648 HMOR \u0628\u0627\u0644\u0627\u062a\u0631\u06cc \u0646\u0633\u0628\u062a \u0628\u0647 preformed spinel \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0637\u0628\u0642 \u062a\u062d\u0642\u06cc\u0642\u0627\u062a <a href=\"https:\/\/www.sciencedirect.com\/science\/article\/abs\/pii\/S0272884219306078\" target=\"_blank\" rel=\"nofollow noopener\">R.R. Das<\/a>\u060c \u0627\u0641\u0632\u0648\u062f\u0646 \u06f0.\u06f5-\u06f1\u066a \u0646\u0627\u0646\u0648 MgAl\u2082O\u2084 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f HMOR \u0631\u0627 \u062a\u0627 \u06f2\u06f5\u066a \u0627\u0641\u0632\u0627\u06cc\u0634 \u062f\u0647\u062f.<\/p>\n<h3>\u0627\u06cc\u0646 \u062a\u0641\u0627\u0648\u062a\u200c\u0647\u0627\u06cc \u0631\u06cc\u0632\u0633\u0627\u062e\u062a\u0627\u0631\u06cc \u062f\u0631 \u0639\u0645\u0644 \u0686\u0637\u0648\u0631 \u0628\u0647 \u0627\u0646\u062a\u062e\u0627\u0628 \u06a9\u0645\u06a9 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f\u061f<\/h3>\n<p>\u0628\u0631\u0627\u06cc \u0633\u0631\u0628\u0627\u0631\u0647 \u0642\u0644\u06cc\u0627\u06cc\u06cc \u0634\u062f\u06cc\u062f: <strong>in-situ spinel + \u062a\u062e\u0644\u062e\u0644 \u067e\u0627\u06cc\u06cc\u0646<\/strong> \u0627\u0646\u062a\u062e\u0627\u0628 \u06a9\u0646\u06cc\u062f. \u0628\u0631\u0627\u06cc \u0645\u062d\u06cc\u0637\u200c\u0647\u0627\u06cc \u0628\u0627 \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc \u0628\u0627\u0644\u0627: \u062a\u0639\u0627\u062f\u0644 \u0628\u06cc\u0646 \u062a\u062e\u0644\u062e\u0644 \u06a9\u0646\u062a\u0631\u0644\u200c\u0634\u062f\u0647 (\u06f1\u06f6-\u06f1\u06f8\u066a) \u0648 HMOR \u0628\u0627\u0644\u0627 \u0647\u062f\u0641\u200c\u06af\u0630\u0627\u0631\u06cc \u06a9\u0646\u06cc\u062f.<\/p>\n<p>&nbsp;<\/p>\n<p><img decoding=\"async\" class=\"aligncenter wp-image-2775 \" src=\"https:\/\/trref.com\/refractory-bricks\/wp-content\/uploads\/2025\/12\/spinel-refractory-brick-spalling-solution.png\" alt=\"\u00ab\u0646\u0645\u0627\u06cc \u0642\u0628\u0644 \u0648 \u0628\u0639\u062f \u0644\u0627\u06cc\u0646\u06cc\u0646\u06af \u06a9\u0648\u0631\u0647\u061b \u0633\u0645\u062a \u0686\u067e \u0622\u062c\u0631\u0647\u0627\u06cc \u062a\u0631\u06a9\u200c\u062e\u0648\u0631\u062f\u0647 \u0648 \u062f\u0686\u0627\u0631 spalling\u060c \u0633\u0645\u062a \u0631\u0627\u0633\u062a \u0622\u062c\u0631 \u0646\u0633\u0648\u0632 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc \u062c\u062f\u06cc\u062f \u0648 \u0633\u0627\u0644\u0645 \u0628\u0627 \u062a\u0623\u06cc\u06cc\u062f \u062a\u06a9\u0646\u0633\u06cc\u0646\u200c\u0647\u0627\u00bb\" width=\"879\" height=\"879\" title=\"\" srcset=\"https:\/\/trref.com\/refractory-bricks\/wp-content\/uploads\/2025\/12\/spinel-refractory-brick-spalling-solution.png 1024w, https:\/\/trref.com\/refractory-bricks\/wp-content\/uploads\/2025\/12\/spinel-refractory-brick-spalling-solution-300x300.png 300w, https:\/\/trref.com\/refractory-bricks\/wp-content\/uploads\/2025\/12\/spinel-refractory-brick-spalling-solution-150x150.png 150w, https:\/\/trref.com\/refractory-bricks\/wp-content\/uploads\/2025\/12\/spinel-refractory-brick-spalling-solution-768x768.png 768w, https:\/\/trref.com\/refractory-bricks\/wp-content\/uploads\/2025\/12\/spinel-refractory-brick-spalling-solution-100x100.png 100w, https:\/\/trref.com\/refractory-bricks\/wp-content\/uploads\/2025\/12\/spinel-refractory-brick-spalling-solution-350x350.png 350w, https:\/\/trref.com\/refractory-bricks\/wp-content\/uploads\/2025\/12\/spinel-refractory-brick-spalling-solution-600x600.png 600w\" sizes=\"(max-width: 879px) 100vw, 879px\" \/><\/p>\n<h2><\/h2>\n<h2>\u0627\u06af\u0631 \u0622\u062c\u0631 \u0646\u0633\u0648\u0632 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc \u062f\u0686\u0627\u0631 spalling\u060c \u062a\u0631\u06a9 \u06cc\u0627 \u062e\u0648\u0631\u062f\u06af\u06cc \u0634\u062f\u060c \u0627\u0632 \u06a9\u062c\u0627 \u0634\u0631\u0648\u0639 \u06a9\u0646\u06cc\u0645\u061f<\/h2>\n<p>\u0639\u06cc\u0628\u200c\u06cc\u0627\u0628\u06cc \u0631\u0627 \u0628\u0627 \u0633\u0647 \u0686\u06a9\u200c\u0644\u06cc\u0633\u062a \u0634\u0631\u0648\u0639 \u06a9\u0646\u06cc\u062f: \u06f1) \u0628\u0631\u0631\u0633\u06cc \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc \u062f\u06cc\u062a\u0627\u0634\u06cc\u062a\u060c \u06f2) \u0645\u0642\u0627\u06cc\u0633\u0647 AP \u0648 B.D \u0648\u0627\u0642\u0639\u06cc \u0628\u0627 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0645\u0648\u0631\u062f \u0646\u06cc\u0627\u0632\u060c \u06f3) \u0627\u0631\u0632\u06cc\u0627\u0628\u06cc \u0646\u0648\u0639 \u0627\u0633\u067e\u06cc\u0646\u0644 (in-situ \u06cc\u0627 preformed) \u0648 \u0637\u0631\u0627\u062d\u06cc \u0645\u0641\u0635\u0644.<\/p>\n<h3>\u067e\u0648\u0633\u062a\u0647\u200c\u067e\u0648\u0633\u062a\u0647 \u0634\u062f\u0646 \u0628\u06cc\u0634\u062a\u0631 \u0628\u0647 \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc \u0645\u0631\u0628\u0648\u0637 \u0627\u0633\u062a \u06cc\u0627 \u062a\u062e\u0644\u062e\u0644\u061f<\/h3>\n<p>\u0647\u0631 \u062f\u0648 \u0646\u0642\u0634 \u062f\u0627\u0631\u0646\u062f\u060c \u0627\u0645\u0627 <strong>\u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc \u0646\u0627\u06a9\u0627\u0641\u06cc<\/strong> \u0639\u0627\u0645\u0644 \u0627\u0635\u0644\u06cc \u0627\u0633\u062a. \u0627\u06af\u0631 AP \u0628\u0627\u0644\u0627\u06cc \u06f1\u06f8\u066a \u0648 \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc \u0632\u06cc\u0631 \u06f5 \u0633\u06cc\u06a9\u0644 \u0628\u0627\u0634\u062f\u060c spalling \u0642\u0637\u0639\u06cc \u0627\u0633\u062a. \u0631\u0627\u0647\u200c\u062d\u0644: \u0627\u0631\u062a\u0642\u0627 \u0628\u0647 \u06af\u0631\u06cc\u062f \u0628\u0627 AP \u2264\u06f1\u06f6\u066a \u0648 \u0634\u0648\u06a9 \u2265\u06f1\u06f0 \u0633\u06cc\u06a9\u0644.<\/p>\n<h3>\u062e\u0648\u0631\u062f\u06af\u06cc \u0633\u0631\u0628\u0627\u0631\u0647 \u0642\u0644\u06cc\u0627\u06cc\u06cc \u0631\u0627 \u0686\u0637\u0648\u0631 \u0628\u0627 \u062a\u063a\u06cc\u06cc\u0631 MgO\/Al\u2082O\u2083 \u06a9\u0646\u062a\u0631\u0644 \u06a9\u0646\u06cc\u0645\u061f<\/h3>\n<p>\u0628\u0631\u0627\u06cc \u0633\u0631\u0628\u0627\u0631\u0647 \u0642\u0644\u06cc\u0627\u06cc\u06cc (basicity \u0628\u0627\u0644\u0627): MgO \u0628\u0627\u0644\u0627\u062a\u0631 \u0627\u0646\u062a\u062e\u0627\u0628 \u06a9\u0646\u06cc\u062f (MA-90). \u0628\u0631\u0627\u06cc \u0633\u0631\u0628\u0627\u0631\u0647 \u0627\u0633\u06cc\u062f\u06cc\u200c\u062a\u0631: Al\u2082O\u2083 \u0628\u06cc\u0634\u062a\u0631 (MA-75 \u06cc\u0627 MA-80) \u0628\u0647\u062a\u0631 \u0639\u0645\u0644 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0627\u06cc\u0646 \u062a\u0637\u0628\u06cc\u0642 basicity \u0622\u062c\u0631 \u0628\u0627 \u0633\u0631\u0628\u0627\u0631\u0647 \u06a9\u0644\u06cc\u062f \u0627\u0641\u0632\u0627\u06cc\u0634 \u0639\u0645\u0631 \u0627\u0633\u062a.<\/p>\n<h2>\u0686\u0637\u0648\u0631 \u062f\u0631 \u06f1\u06f0 \u062f\u0642\u06cc\u0642\u0647 \u06af\u0631\u06cc\u062f \u0645\u0646\u0627\u0633\u0628 \u0622\u062c\u0631 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc \u0631\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u06a9\u0646\u06cc\u0645\u061f<\/h2>\n<p>\u0628\u0627 \u0686\u06a9\u200c\u0644\u06cc\u0633\u062a \u06f8 \u0645\u0648\u0631\u062f\u06cc \u0632\u06cc\u0631\u060c \u0642\u0628\u0644 \u0627\u0632 \u062a\u0645\u0627\u0633 \u0628\u0627 \u0641\u0631\u0648\u0634\u0646\u062f\u0647 \u0622\u0645\u0627\u062f\u0647 \u0634\u0648\u06cc\u062f \u0648 \u0627\u0632 \u062f\u0631\u06cc\u0627\u0641\u062a \u062f\u06cc\u062a\u0627\u0634\u06cc\u062a\u200c\u0647\u0627\u06cc \u062a\u0628\u0644\u06cc\u063a\u0627\u062a\u06cc \u0628\u062f\u0648\u0646 \u0639\u062f\u062f \u0648\u0627\u0642\u0639\u06cc \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u06a9\u0646\u06cc\u062f.<\/p>\n<h3>\u0686\u06a9\u200c\u0644\u06cc\u0633\u062a \u06f8 \u0645\u0648\u0631\u062f\u06cc \u0627\u0646\u062a\u062e\u0627\u0628 \u06af\u0631\u06cc\u062f \u0622\u062c\u0631 \u0646\u0633\u0648\u0632 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc<\/h3>\n<ol>\n<li><strong>\u0646\u0627\u062d\u06cc\u0647 \u06a9\u0648\u0631\u0647:<\/strong> transition zone\u060c burning zone \u06cc\u0627 EAF\u061f<\/li>\n<li><strong>\u0646\u0648\u0639 \u0633\u0631\u0628\u0627\u0631\u0647:<\/strong> \u0642\u0644\u06cc\u0627\u06cc\u06cc\u060c \u0627\u0633\u06cc\u062f\u06cc \u06cc\u0627 \u062a\u0631\u06a9\u06cc\u0628\u06cc\u061f<\/li>\n<li><strong>\u062f\u0645\u0627\u06cc \u06a9\u0627\u0631\u06cc:<\/strong> \u062d\u062f\u0627\u06a9\u062b\u0631 \u0648 \u0645\u06cc\u0627\u0646\u06af\u06cc\u0646\u061f<\/li>\n<li><strong>\u062a\u0639\u062f\u0627\u062f \u0633\u06cc\u06a9\u0644 stop\/start:<\/strong> \u0645\u0627\u0647\u0627\u0646\u0647 \u0686\u0646\u062f \u0628\u0627\u0631\u061f<\/li>\n<li><strong>\u062d\u062f\u0627\u0642\u0644 RUL:<\/strong> \u2265\u06f1\u06f6\u06f5\u06f0\u00b0C \u06cc\u0627 \u0628\u0627\u0644\u0627\u062a\u0631\u061f<\/li>\n<li><strong>\u062d\u062f\u0627\u0642\u0644 CCS:<\/strong> \u2265\u06f4\u06f0 \u06cc\u0627 \u2265\u06f5\u06f0 MPa\u061f<\/li>\n<li><strong>\u062d\u062f\u0627\u0642\u0644 \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc:<\/strong> \u2265\u06f5 \u06cc\u0627 \u2265\u06f1\u06f0 \u0633\u06cc\u06a9\u0644\u061f<\/li>\n<li><strong>\u0645\u062d\u062f\u0648\u062f\u06cc\u062a \u0632\u06cc\u0633\u062a\u200c\u0645\u062d\u06cc\u0637\u06cc:<\/strong> \u0622\u06cc\u0627 \u0645\u0646\u06cc\u0632\u06cc\u0627\u2013\u06a9\u0631\u0648\u0645 \u0645\u062c\u0627\u0632 \u0627\u0633\u062a\u061f<\/li>\n<\/ol>\n<p>\u0628\u0631\u0627\u06cc \u0627\u0633\u062a\u0639\u0644\u0627\u0645 \u0642\u06cc\u0645\u062a \u0648 \u0645\u0634\u0627\u0648\u0631\u0647 \u062a\u062e\u0635\u0635\u06cc\u060c \u0647\u0645\u06cc\u0646 \u062d\u0627\u0644\u0627 <a href=\"https:\/\/trref.com\/refractory-bricks\/contact-us\/\" target=\"_blank\" rel=\"noopener\">\u0628\u0627 \u06a9\u0627\u0631\u0634\u0646\u0627\u0633\u0627\u0646 \u0645\u0627 \u062a\u0645\u0627\u0633 \u0628\u06af\u06cc\u0631\u06cc\u062f<\/a>.<\/p>\n<h3>\u0686\u0647 \u0633\u0648\u0627\u0644\u0627\u062a\u06cc \u0627\u0632 \u062a\u0627\u0645\u06cc\u0646\u200c\u06a9\u0646\u0646\u062f\u0647 \u0628\u067e\u0631\u0633\u06cc\u0645\u061f<\/h3>\n<p>\u06f1) \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f \u0622\u0632\u0645\u0648\u0646\u200c\u0647\u0627 (ASTM\/ISO) \u0631\u0627 \u0627\u0631\u0627\u0626\u0647 \u062f\u0647\u06cc\u062f. \u06f2) case study \u0645\u0634\u0627\u0628\u0647 \u06a9\u0627\u0631\u0628\u0631\u062f \u0645\u0627 \u062f\u0627\u0631\u06cc\u062f\u061f \u06f3) \u0628\u0627\u0632\u0647 \u062a\u062d\u0645\u0644 \u062a\u063a\u06cc\u06cc\u0631\u0627\u062a \u062a\u0631\u06a9\u06cc\u0628 \u0633\u0631\u0628\u0627\u0631\u0647 \u0686\u0642\u062f\u0631 \u0627\u0633\u062a\u061f \u0627\u06cc\u0646 \u0633\u0648\u0627\u0644\u0627\u062a \u062f\u06cc\u062a\u0627\u0634\u06cc\u062a\u200c\u0647\u0627\u06cc \u062a\u0628\u0644\u06cc\u063a\u0627\u062a\u06cc \u0631\u0627 \u0627\u0632 \u0648\u0627\u0642\u0639\u06cc \u062c\u062f\u0627 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f.<\/p>\n<h2>\u0645\u0646\u0627\u0628\u0639 \u0639\u0644\u0645\u06cc \u0648 \u0635\u0646\u0639\u062a\u06cc<\/h2>\n<ul>\n<li><a href=\"https:\/\/www.jhy-refractory.com\/cement-products\/\" target=\"_blank\" rel=\"nofollow noopener\">JHY Refractories \u2013 Cement Product Catalogue 2025<\/a><\/li>\n<li><a href=\"https:\/\/patents.google.com\/patent\/US6261983B1\/en\" target=\"_blank\" rel=\"nofollow noopener\">US Patent US6261983B1 \u2013 Magnesia spinel refractory brick<\/a><\/li>\n<li><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/abs\/pii\/S0272884219306078\" target=\"_blank\" rel=\"nofollow noopener\">R.R. Das \u2013 Effect of nano MgAl\u2082O\u2084 spinel on MgO-C bricks<\/a><\/li>\n<li><a href=\"https:\/\/www.rhimagnesita.com\/sustainability-bulletin-2024\/\" target=\"_blank\" rel=\"nofollow noopener\">RHI Magnesita Bulletin 2024 \u2013 Sustainable Refractories<\/a><\/li>\n<li><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/abs\/pii\/S0272884215003156\" target=\"_blank\" rel=\"nofollow noopener\">R. Ceylantekin \u2013 Mechanical behavior of MgO\u2013MgAl\u2082O\u2084 refractories<\/a><\/li>\n<\/ul>\n<hr \/>\n<p><strong>\u0641\u0631\u0627\u0648\u0631\u062f\u0647\u200c\u0647\u0627\u06cc \u0646\u0633\u0648\u0632 \u062a\u0628\u0631\u06cc\u0632<\/strong> \u0628\u0627 \u062a\u062c\u0631\u0628\u0647 \u062a\u0623\u0645\u06cc\u0646 \u067e\u0631\u0648\u0698\u0647\u200c\u0647\u0627\u06cc \u0628\u0632\u0631\u06af \u0635\u0646\u0639\u062a\u06cc \u0627\u0632 \u062c\u0645\u0644\u0647 <em>\u0641\u0648\u0644\u0627\u062f \u0622\u062a\u06cc\u0647 \u062e\u0627\u0648\u0631\u0645\u06cc\u0627\u0646\u0647<\/em> \u0648 <em>\u067e\u062a\u0631\u0648\u0634\u06cc\u0645\u06cc \u0641\u0627\u0632 \u06f1\u06f9 \u0639\u0633\u0644\u0648\u06cc\u0647<\/em>\u060c \u0622\u0645\u0627\u062f\u0647 \u0627\u0631\u0627\u0626\u0647 \u0645\u0634\u0627\u0648\u0631\u0647 \u062a\u062e\u0635\u0635\u06cc \u0648 \u062a\u0623\u0645\u06cc\u0646 \u0622\u062c\u0631\u0647\u0627\u06cc \u0646\u0633\u0648\u0632 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc \u0628\u0627 \u06a9\u06cc\u0641\u06cc\u062a \u062a\u0636\u0645\u06cc\u0646\u200c\u0634\u062f\u0647 \u0627\u0633\u062a. <a href=\"https:\/\/trref.com\/refractory-bricks\/products\/\" target=\"_blank\" rel=\"noopener\">\u0645\u062d\u0635\u0648\u0644\u0627\u062a \u0645\u0627 \u0631\u0627 \u0628\u0628\u06cc\u0646\u06cc\u062f<\/a> \u06cc\u0627 <a href=\"https:\/\/trref.com\/refractory-bricks\/contact-us\/\" target=\"_blank\" rel=\"noopener\">\u0647\u0645\u06cc\u0646 \u062d\u0627\u0644\u0627 \u0645\u0634\u0627\u0648\u0631\u0647 \u0631\u0627\u06cc\u06af\u0627\u0646 \u0628\u06af\u06cc\u0631\u06cc\u062f<\/a>.<\/p>\n<\/article>\n<p>&nbsp;<\/p>\n<p>&#8220;`html<br \/>\n<script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@graph\": [\n    {\n      \"@type\": \"Article\",\n      \"@id\": \"https:\/\/trref.com\/refractory-bricks\/spinel-refractory-brick-guide\/#article\",\n      \"mainEntityOfPage\": {\n        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\u0648 \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc\u060c \u0686\u06a9\u200c\u0644\u06cc\u0633\u062a \u06f1\u06f0 \u062f\u0642\u06cc\u0642\u0647\u200c\u0627\u06cc \u0627\u0646\u062a\u062e\u0627\u0628 \u06af\u0631\u06cc\u062f \u0648 \u06f8 \u0646\u06a9\u062a\u0647 \u0639\u06cc\u0628\u200c\u06cc\u0627\u0628\u06cc spalling \u0648 \u062e\u0648\u0631\u062f\u06af\u06cc \u0633\u0631\u0628\u0627\u0631\u0647 \u062f\u0631 \u06a9\u0648\u0631\u0647\u200c\u0647\u0627\u06cc \u0633\u06cc\u0645\u0627\u0646 \u0648 \u0641\u0648\u0644\u0627\u062f.\",\n      \"image\": [\n        {\n          \"@type\": \"ImageObject\",\n          \"url\": \"https:\/\/trref.com\/refractory-bricks\/wp-content\/uploads\/2025\/12\/magnesia-spinel-brick-grade-selection-checklist.png\",\n          \"caption\": \"\u0645\u0647\u0646\u062f\u0633 \u062f\u0631 \u0627\u062a\u0627\u0642 \u06a9\u0646\u062a\u0631\u0644 \u062f\u0631 \u062d\u0627\u0644 \u0645\u0642\u0627\u06cc\u0633\u0647 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\u062a\u0631\u06a9\u200c\u062e\u0648\u0631\u062f\u0647 \u0648 \u062f\u0686\u0627\u0631 spalling\u060c \u0633\u0645\u062a \u0631\u0627\u0633\u062a \u0622\u062c\u0631 \u0646\u0633\u0648\u0632 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc \u062c\u062f\u06cc\u062f \u0648 \u0633\u0627\u0644\u0645 \u0628\u0627 \u062a\u0623\u06cc\u06cc\u062f \u062a\u06a9\u0646\u0633\u06cc\u0646\u200c\u0647\u0627\",\n          \"width\": 879,\n          \"height\": 879\n        }\n      ],\n      \"datePublished\": \"2025-06-20\",\n      \"dateModified\": \"2025-06-20\",\n      \"inLanguage\": \"fa\",\n      \"author\": {\n        \"@type\": \"Person\",\n        \"@id\": \"https:\/\/trref.com\/refractory-bricks\/#author\",\n        \"name\": \"\u062a\u06cc\u0645 \u0645\u0647\u0646\u062f\u0633\u06cc \u0641\u0631\u0627\u0648\u0631\u062f\u0647\u200c\u0647\u0627\u06cc \u0646\u0633\u0648\u0632 \u062a\u0628\u0631\u06cc\u0632\",\n        \"description\": \"\u0645\u062a\u062e\u0635\u0635\u0627\u0646 \u0645\u0648\u0627\u062f \u0646\u0633\u0648\u0632 \u0648 \u0637\u0631\u0627\u062d\u06cc \u0644\u0627\u06cc\u0646\u06cc\u0646\u06af \u06a9\u0648\u0631\u0647 \u0628\u0627 \u0633\u0627\u0628\u0642\u0647 \u062a\u0623\u0645\u06cc\u0646 \u067e\u0631\u0648\u0698\u0647\u200c\u0647\u0627\u06cc \u0628\u0632\u0631\u06af \u0635\u0646\u0639\u062a\u06cc \u0627\u0632 \u062c\u0645\u0644\u0647 \u0641\u0648\u0644\u0627\u062f \u0622\u062a\u06cc\u0647 \u062e\u0627\u0648\u0631\u0645\u06cc\u0627\u0646\u0647 \u0648 \u067e\u062a\u0631\u0648\u0634\u06cc\u0645\u06cc \u0641\u0627\u0632 \u06f1\u06f9 \u0639\u0633\u0644\u0648\u06cc\u0647. \u062a\u062c\u0631\u0628\u0647 \u0628\u06cc\u0634 \u0627\u0632 \u06f1\u06f2 \u0633\u0627\u0644 \u062f\u0631 \u0635\u0646\u0627\u06cc\u0639 \u0641\u0648\u0644\u0627\u062f\u060c \u0633\u06cc\u0645\u0627\u0646\u060c \u067e\u062a\u0631\u0648\u0634\u06cc\u0645\u06cc \u0648 \u0645\u062a\u0627\u0644\u0648\u0631\u0698\u06cc.\",\n        \"url\": 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\u0641\u0648\u0644\u0627\u062f\u060c \u0637\u0631\u0627\u062d\u06cc \u0645\u0647\u0646\u062f\u0633\u06cc \u0644\u0627\u06cc\u0646\u06cc\u0646\u06af \u06a9\u0648\u0631\u0647\u200c\u0647\u0627\u06cc \u062f\u0648\u0627\u0631 \u0648 EAF\u060c \u0645\u0634\u0627\u0648\u0631\u0647 \u0627\u0646\u062a\u062e\u0627\u0628 \u06af\u0631\u06cc\u062f \u0628\u0631 \u0627\u0633\u0627\u0633 \u0646\u0648\u0639 \u0633\u0631\u0628\u0627\u0631\u0647 \u0648 \u0634\u0631\u0627\u06cc\u0637 \u0639\u0645\u0644\u06cc\u0627\u062a\u06cc\u060c \u0648 \u0639\u06cc\u0628\u200c\u06cc\u0627\u0628\u06cc spalling \u0648 \u062e\u0648\u0631\u062f\u06af\u06cc \u0644\u0627\u06cc\u0646\u06cc\u0646\u06af.\",\n        \"serviceType\": \"\u062a\u0623\u0645\u06cc\u0646 \u0645\u0648\u0627\u062f \u0646\u0633\u0648\u0632 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc \u0648 \u0645\u0634\u0627\u0648\u0631\u0647 \u0645\u0647\u0646\u062f\u0633\u06cc \u06a9\u0648\u0631\u0647\",\n        \"provider\": {\n          \"@id\": 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\u0627\u0633\u067e\u06cc\u0646\u0644\u06cc \u0628\u0627 MgO \u2265\u06f9\u06f0\u066a\u060c Al\u2082O\u2083 \u06f5-\u06f7\u066a\u060c CCS \u2265\u06f5\u06f5 MPa\u060c RUL \u2265\u06f1\u06f7\u06f0\u06f0\u00b0C. \u0645\u0646\u0627\u0633\u0628 burning zone \u06a9\u0648\u0631\u0647 \u0633\u06cc\u0645\u0627\u0646 \u0648 \u0645\u062d\u06cc\u0637\u200c\u0647\u0627\u06cc \u0628\u0627 \u0633\u0631\u0628\u0627\u0631\u0647 \u0642\u0644\u06cc\u0627\u06cc\u06cc \u0634\u062f\u06cc\u062f.\",\n                \"material\": \"MgO \u226590%, Al\u2082O\u2083 5-7%, \u0641\u0627\u0632 MgAl\u2082O\u2084\",\n                \"additionalProperty\": [\n                  {\n                    \"@type\": \"PropertyValue\",\n                    \"name\": \"MgO\",\n                    \"value\": \"\u226590%\"\n                  },\n                  {\n                    \"@type\": \"PropertyValue\",\n                    \"name\": \"Al\u2082O\u2083\",\n                    \"value\": \"5-7%\"\n                  },\n                  {\n                    \"@type\": \"PropertyValue\",\n                    \"name\": \"CCS (\u0627\u0633\u062a\u062d\u06a9\u0627\u0645 \u0641\u0634\u0627\u0631\u06cc \u0633\u0631\u062f)\",\n                    \"value\": \"\u226555 MPa\"\n                  },\n                  {\n                    \"@type\": \"PropertyValue\",\n                    \"name\": \"RUL (\u062f\u0645\u0627\u06cc \u062a\u063a\u06cc\u06cc\u0631 \u0634\u06a9\u0644 \u062a\u062d\u062a \u0628\u0627\u0631)\",\n                    \"value\": \"\u22651700\u00b0C\"\n                  },\n                  {\n                    \"@type\": \"PropertyValue\",\n                    \"name\": \"\u0686\u06af\u0627\u0644\u06cc \u0638\u0627\u0647\u0631\u06cc (B.D)\",\n                    \"value\": \"3.05 g\/cm\u00b3\"\n                  },\n                  {\n                    \"@type\": \"PropertyValue\",\n                    \"name\": \"\u062a\u062e\u0644\u062e\u0644 \u0638\u0627\u0647\u0631\u06cc (AP)\",\n                    \"value\": \"15%\"\n                  },\n                  {\n                    \"@type\": \"PropertyValue\",\n                    \"name\": \"\u0645\u0642\u0627\u0648\u0645\u062a \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc\",\n                    \"value\": \"3-5 \u0633\u06cc\u06a9\u0644\"\n                  }\n                ]\n              },\n              \"availability\": \"https:\/\/schema.org\/InStock\",\n              \"url\": \"https:\/\/trref.com\/refractory-bricks\/products\/\"\n            },\n            {\n              \"@type\": \"Offer\",\n              \"itemOffered\": {\n                \"@type\": \"Product\",\n                \"name\": \"\u0622\u062c\u0631 \u0646\u0633\u0648\u0632 \u0645\u0646\u06cc\u0632\u06cc\u0627\u2013\u0627\u0633\u067e\u06cc\u0646\u0644 \u06af\u0631\u06cc\u062f MA-85\",\n                \"description\": \"\u0622\u062c\u0631 \u0646\u0633\u0648\u0632 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc \u0628\u0627 MgO \u2265\u06f8\u06f5\u066a\u060c Al\u2082O\u2083 \u06f8-\u06f1\u06f0\u066a\u060c CCS \u2265\u06f5\u06f0 MPa\u060c RUL \u2265\u06f1\u06f6\u06f8\u06f0\u00b0C. \u062a\u0639\u0627\u062f\u0644 \u0645\u0646\u0627\u0633\u0628 \u0628\u06cc\u0646 \u0645\u0642\u0627\u0648\u0645\u062a \u0633\u0631\u0628\u0627\u0631\u0647 \u0648 \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc \u0628\u0631\u0627\u06cc transition zone.\",\n                \"material\": \"MgO \u226585%, Al\u2082O\u2083 8-10%, \u0641\u0627\u0632 MgAl\u2082O\u2084\",\n                \"additionalProperty\": [\n                  {\n                    \"@type\": \"PropertyValue\",\n                    \"name\": \"MgO\",\n                    \"value\": \"\u226585%\"\n                  },\n                  {\n                    \"@type\": \"PropertyValue\",\n                    \"name\": \"Al\u2082O\u2083\",\n                    \"value\": \"8-10%\"\n                  },\n                  {\n                    \"@type\": \"PropertyValue\",\n                    \"name\": \"CCS (\u0627\u0633\u062a\u062d\u06a9\u0627\u0645 \u0641\u0634\u0627\u0631\u06cc \u0633\u0631\u062f)\",\n                    \"value\": \"\u226550 MPa\"\n                  },\n                  {\n                    \"@type\": \"PropertyValue\",\n                    \"name\": \"RUL (\u062f\u0645\u0627\u06cc \u062a\u063a\u06cc\u06cc\u0631 \u0634\u06a9\u0644 \u062a\u062d\u062a \u0628\u0627\u0631)\",\n                    \"value\": \"\u22651680\u00b0C\"\n                  },\n                  {\n                    \"@type\": \"PropertyValue\",\n                    \"name\": \"\u0686\u06af\u0627\u0644\u06cc \u0638\u0627\u0647\u0631\u06cc (B.D)\",\n                    \"value\": \"3.00 g\/cm\u00b3\"\n                  },\n                  {\n                    \"@type\": \"PropertyValue\",\n                    \"name\": \"\u062a\u062e\u0644\u062e\u0644 \u0638\u0627\u0647\u0631\u06cc (AP)\",\n                    \"value\": \"16%\"\n                  },\n                  {\n                    \"@type\": \"PropertyValue\",\n                    \"name\": \"\u0645\u0642\u0627\u0648\u0645\u062a \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc\",\n                    \"value\": \"5-8 \u0633\u06cc\u06a9\u0644\"\n                  }\n                ]\n              },\n              \"availability\": \"https:\/\/schema.org\/InStock\",\n              \"url\": \"https:\/\/trref.com\/refractory-bricks\/products\/\"\n            },\n            {\n              \"@type\": \"Offer\",\n              \"itemOffered\": {\n                \"@type\": \"Product\",\n                \"name\": \"\u0622\u062c\u0631 \u0646\u0633\u0648\u0632 \u0645\u0646\u06cc\u0632\u06cc\u0627\u2013\u0627\u0633\u067e\u06cc\u0646\u0644 \u06af\u0631\u06cc\u062f MA-80\",\n                \"description\": \"\u0622\u062c\u0631 \u0646\u0633\u0648\u0632 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc \u0628\u0627 MgO \u2265\u06f8\u06f0\u066a\u060c Al\u2082O\u2083 \u06f1\u06f0-\u06f1\u06f2\u066a\u060c CCS \u2265\u06f4\u06f5 MPa\u060c RUL \u2265\u06f1\u06f6\u06f5\u06f0\u00b0C. \u0645\u0646\u0627\u0633\u0628 transition zone \u06a9\u0648\u0631\u0647 \u0633\u06cc\u0645\u0627\u0646 \u0648 \u062f\u06cc\u0648\u0627\u0631\u0647 EAF \u0641\u0648\u0644\u0627\u062f\u0633\u0627\u0632\u06cc.\",\n                \"material\": \"MgO \u226580%, Al\u2082O\u2083 10-12%, \u0641\u0627\u0632 MgAl\u2082O\u2084\",\n                \"additionalProperty\": [\n                  {\n                    \"@type\": \"PropertyValue\",\n                    \"name\": \"MgO\",\n                    \"value\": \"\u226580%\"\n                  },\n                  {\n                    \"@type\": \"PropertyValue\",\n                    \"name\": \"Al\u2082O\u2083\",\n                    \"value\": \"10-12%\"\n                  },\n                  {\n                    \"@type\": \"PropertyValue\",\n                    \"name\": \"CCS (\u0627\u0633\u062a\u062d\u06a9\u0627\u0645 \u0641\u0634\u0627\u0631\u06cc \u0633\u0631\u062f)\",\n                    \"value\": \"\u226545 MPa\"\n                  },\n                  {\n                    \"@type\": \"PropertyValue\",\n                    \"name\": \"RUL (\u062f\u0645\u0627\u06cc \u062a\u063a\u06cc\u06cc\u0631 \u0634\u06a9\u0644 \u062a\u062d\u062a \u0628\u0627\u0631)\",\n                    \"value\": \"\u22651650\u00b0C\"\n                  },\n                  {\n                    \"@type\": \"PropertyValue\",\n                    \"name\": \"\u0686\u06af\u0627\u0644\u06cc \u0638\u0627\u0647\u0631\u06cc (B.D)\",\n                    \"value\": \"2.95 g\/cm\u00b3\"\n                  },\n                  {\n                    \"@type\": \"PropertyValue\",\n                    \"name\": \"\u062a\u062e\u0644\u062e\u0644 \u0638\u0627\u0647\u0631\u06cc (AP)\",\n                    \"value\": \"17%\"\n                  },\n                  {\n                    \"@type\": \"PropertyValue\",\n                    \"name\": \"\u0645\u0642\u0627\u0648\u0645\u062a \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc\",\n                    \"value\": \"8-10 \u0633\u06cc\u06a9\u0644\"\n                  }\n                ]\n              },\n              \"availability\": \"https:\/\/schema.org\/InStock\",\n              \"url\": \"https:\/\/trref.com\/refractory-bricks\/products\/\"\n            },\n            {\n              \"@type\": \"Offer\",\n              \"itemOffered\": {\n                \"@type\": \"Product\",\n                \"name\": \"\u0622\u062c\u0631 \u0646\u0633\u0648\u0632 \u0645\u0646\u06cc\u0632\u06cc\u0627\u2013\u0627\u0633\u067e\u06cc\u0646\u0644 \u06af\u0631\u06cc\u062f MA-75\",\n                \"description\": \"\u0622\u062c\u0631 \u0646\u0633\u0648\u0632 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc \u0628\u0627 MgO \u2265\u06f7\u06f5\u066a\u060c Al\u2082O\u2083 \u06f1\u06f2-\u06f1\u06f5\u066a\u060c CCS \u2265\u06f4\u06f0 MPa\u060c RUL \u2265\u06f1\u06f6\u06f5\u06f0\u00b0C. \u0628\u0627\u0644\u0627\u062a\u0631\u06cc\u0646 \u0645\u0642\u0627\u0648\u0645\u062a \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc (\u06f1\u06f0-\u06f1\u06f2 \u0633\u06cc\u06a9\u0644) \u0628\u0631\u0627\u06cc \u0645\u062d\u06cc\u0637\u200c\u0647\u0627\u06cc \u0628\u0627 \u0633\u06cc\u06a9\u0644 stop\/start \u0645\u06a9\u0631\u0631.\",\n                \"material\": \"MgO \u226575%, Al\u2082O\u2083 12-15%, \u0641\u0627\u0632 MgAl\u2082O\u20b4\",\n                \"additionalProperty\": [\n                  {\n                    \"@type\": \"PropertyValue\",\n                    \"name\": \"MgO\",\n                    \"value\": \"\u226575%\"\n                  },\n                  {\n                    \"@type\": \"PropertyValue\",\n                    \"name\": \"Al\u2082O\u2083\",\n                    \"value\": \"12-15%\"\n                  },\n                  {\n                    \"@type\": \"PropertyValue\",\n                    \"name\": \"CCS (\u0627\u0633\u062a\u062d\u06a9\u0627\u0645 \u0641\u0634\u0627\u0631\u06cc \u0633\u0631\u062f)\",\n                    \"value\": \"\u226540 MPa\"\n                  },\n                  {\n                    \"@type\": \"PropertyValue\",\n                    \"name\": \"RUL (\u062f\u0645\u0627\u06cc \u062a\u063a\u06cc\u06cc\u0631 \u0634\u06a9\u0644 \u062a\u062d\u062a \u0628\u0627\u0631)\",\n                    \"value\": \"\u22651650\u00b0C\"\n                  },\n                  {\n                    \"@type\": \"PropertyValue\",\n                    \"name\": \"\u0686\u06af\u0627\u0644\u06cc \u0638\u0627\u0647\u0631\u06cc (B.D)\",\n                    \"value\": \"2.90 g\/cm\u00b3\"\n                  },\n                  {\n                    \"@type\": \"PropertyValue\",\n                    \"name\": \"\u062a\u062e\u0644\u062e\u0644 \u0638\u0627\u0647\u0631\u06cc (AP)\",\n                    \"value\": \"18%\"\n                  },\n                  {\n                    \"@type\": \"PropertyValue\",\n                    \"name\": \"\u0645\u0642\u0627\u0648\u0645\u062a \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc\",\n                    \"value\": \"10-12 \u0633\u06cc\u06a9\u0644\"\n                  }\n                ]\n              },\n              \"availability\": \"https:\/\/schema.org\/InStock\",\n              \"url\": \"https:\/\/trref.com\/refractory-bricks\/products\/\"\n            }\n          ]\n        },\n        \"potentialAction\": [\n          {\n            \"@type\": \"CommunicateAction\",\n            \"name\": \"\u062f\u0631\u062e\u0648\u0627\u0633\u062a \u0645\u0634\u0627\u0648\u0631\u0647 \u0631\u0627\u06cc\u06af\u0627\u0646 \u0627\u0646\u062a\u062e\u0627\u0628 \u06af\u0631\u06cc\u062f \u0622\u062c\u0631 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc\",\n            \"target\": {\n              \"@type\": \"EntryPoint\",\n              \"urlTemplate\": \"https:\/\/trref.com\/refractory-bricks\/contact-us\/\",\n              \"actionPlatform\": [\n                \"https:\/\/schema.org\/DesktopWebPlatform\",\n                \"https:\/\/schema.org\/MobileWebPlatform\"\n              ]\n            }\n          },\n          {\n            \"@type\": \"BuyAction\",\n            \"name\": \"\u0627\u0633\u062a\u0639\u0644\u0627\u0645 \u0642\u06cc\u0645\u062a \u0648 \u0633\u0641\u0627\u0631\u0634 \u0622\u062c\u0631 \u0646\u0633\u0648\u0632 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc\",\n            \"target\": {\n              \"@type\": \"EntryPoint\",\n              \"urlTemplate\": \"https:\/\/trref.com\/refractory-bricks\/products\/\",\n              \"actionPlatform\": [\n                \"https:\/\/schema.org\/DesktopWebPlatform\",\n                \"https:\/\/schema.org\/MobileWebPlatform\"\n              ]\n            }\n          }\n        ]\n      },\n      \"hasPart\": {\n        \"@type\": \"FAQPage\",\n        \"@id\": \"https:\/\/trref.com\/refractory-bricks\/spinel-refractory-brick-guide\/#faq\",\n        \"mainEntity\": [\n          {\n            \"@type\": \"Question\",\n            \"name\": \"\u0622\u062c\u0631 \u0646\u0633\u0648\u0632 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc \u0686\u06cc\u0633\u062a \u0648 \u0686\u0647 \u062a\u0641\u0627\u0648\u062a\u06cc \u0628\u0627 \u0622\u062c\u0631 \u0645\u0646\u06cc\u0632\u06cc\u0627\u2013\u06a9\u0631\u0648\u0645 \u062f\u0627\u0631\u062f\u061f\",\n            \"acceptedAnswer\": {\n              \"@type\": \"Answer\",\n              \"text\": \"\u0622\u062c\u0631 \u0646\u0633\u0648\u0632 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc (Spinel Refractory Brick) \u0627\u0632 \u0648\u0627\u06a9\u0646\u0634 MgO \u0648 Al\u2082O\u2083 \u062a\u0634\u06a9\u06cc\u0644 \u0645\u06cc\u200c\u0634\u0648\u062f \u0648 \u0641\u0627\u0632 MgAl\u2082O\u2084 \u0631\u0627 \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc\u200c\u06a9\u0646\u062f. \u062a\u0641\u0627\u0648\u062a \u06a9\u0644\u06cc\u062f\u06cc \u0628\u0627 \u0645\u0646\u06cc\u0632\u06cc\u0627\u2013\u06a9\u0631\u0648\u0645: \u0628\u062f\u0648\u0646 \u0645\u062d\u062f\u0648\u062f\u06cc\u062a \u0632\u06cc\u0633\u062a\u200c\u0645\u062d\u06cc\u0637\u06cc \u06a9\u0631\u0648\u0645\u060c \u0636\u0631\u06cc\u0628 \u0627\u0646\u0628\u0633\u0627\u0637 \u062d\u0631\u0627\u0631\u062a\u06cc \u067e\u0627\u06cc\u06cc\u0646\u200c\u062a\u0631 \u0648 \u0645\u0642\u0627\u0648\u0645\u062a \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc \u0628\u0631\u062a\u0631. \u0641\u0627\u0632 \u0627\u0633\u067e\u06cc\u0646\u0644 MgAl\u2082O\u2084 \u0628\u0627\u0639\u062b \u06a9\u0627\u0647\u0634 \u062a\u0646\u0634\u200c\u0647\u0627\u06cc \u062d\u0631\u0627\u0631\u062a\u06cc \u0634\u062f\u0647 \u0648 \u0639\u0645\u0631 \u0644\u0627\u06cc\u0646\u06cc\u0646\u06af \u0631\u0627 \u0628\u0647\u200c\u0637\u0648\u0631 \u0686\u0634\u0645\u06af\u06cc\u0631\u06cc \u0627\u0641\u0632\u0627\u06cc\u0634 \u0645\u06cc\u200c\u062f\u0647\u062f. \u0641\u0631\u0627\u0648\u0631\u062f\u0647\u200c\u0647\u0627\u06cc \u0646\u0633\u0648\u0632 \u062a\u0628\u0631\u06cc\u0632 \u0622\u062c\u0631 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc \u0631\u0627 \u062f\u0631 \u06af\u0631\u06cc\u062f\u0647\u0627\u06cc MA-90 \u062a\u0627 MA-75 \u0628\u0627 \u062f\u06cc\u062a\u0627\u0634\u06cc\u062a \u0645\u0639\u062a\u0628\u0631 \u0639\u0631\u0636\u0647 \u0645\u06cc\u200c\u06a9\u0646\u062f.\"\n            }\n          },\n          {\n            \"@type\": \"Question\",\n            \"name\": \"\u06af\u0631\u06cc\u062f\u0647\u0627\u06cc MA-90 \u062a\u0627 MA-75 \u0622\u062c\u0631 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc \u0686\u0647 \u062a\u0641\u0627\u0648\u062a\u06cc \u062f\u0631 MgO\u060c CCS \u0648 RUL \u062f\u0627\u0631\u0646\u062f\u061f\",\n            \"acceptedAnswer\": {\n              \"@type\": \"Answer\",\n              \"text\": \"MA-90 \u0628\u0627 MgO \u2265\u06f9\u06f0\u066a \u0648 CCS \u2265\u06f5\u06f5 MPa \u0648 RUL \u2265\u06f1\u06f7\u06f0\u06f0\u00b0C \u0628\u0627\u0644\u0627\u062a\u0631\u06cc\u0646 \u0645\u0642\u0627\u0648\u0645\u062a \u062f\u0631 \u0628\u0631\u0627\u0628\u0631 \u0633\u0631\u0628\u0627\u0631\u0647 \u0642\u0644\u06cc\u0627\u06cc\u06cc \u0631\u0627 \u062f\u0627\u0631\u062f \u0627\u0645\u0627 \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc \u06f3-\u06f5 \u0633\u06cc\u06a9\u0644. MA-85 \u0628\u0627 MgO \u2265\u06f8\u06f5\u066a\u060c CCS \u2265\u06f5\u06f0 MPa \u0648 RUL \u2265\u06f1\u06f6\u06f8\u06f0\u00b0C \u062a\u0639\u0627\u062f\u0644 \u0645\u0646\u0627\u0633\u0628\u06cc \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc\u200c\u062f\u0647\u062f. MA-80 \u0628\u0627 MgO \u2265\u06f8\u06f0\u066a\u060c CCS \u2265\u06f4\u06f5 MPa \u0648 \u0634\u0648\u06a9 \u06f8-\u06f1\u06f0 \u0633\u06cc\u06a9\u0644 \u0628\u0631\u0627\u06cc transition zone \u0627\u06cc\u062f\u0647\u200c\u0622\u0644 \u0627\u0633\u062a. MA-75 \u0628\u0627 Al\u2082O\u2083 \u06f1\u06f2-\u06f1\u06f5\u066a \u0648 \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc \u06f1\u06f0-\u06f1\u06f2 \u0633\u06cc\u06a9\u0644 \u0628\u0647\u062a\u0631\u06cc\u0646 \u0645\u0642\u0627\u0648\u0645\u062a \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc \u0631\u0627 \u062f\u0627\u0631\u062f. \u0628\u0631\u0627\u06cc \u062f\u0631\u06cc\u0627\u0641\u062a \u062f\u06cc\u062a\u0627\u0634\u06cc\u062a \u062f\u0642\u06cc\u0642 \u0628\u0627 \u062a\u06cc\u0645 \u0641\u0646\u06cc \u0641\u0631\u0627\u0648\u0631\u062f\u0647\u200c\u0647\u0627\u06cc \u0646\u0633\u0648\u0632 \u062a\u0628\u0631\u06cc\u0632 \u062a\u0645\u0627\u0633 \u0628\u06af\u06cc\u0631\u06cc\u062f.\"\n            }\n          },\n          {\n            \"@type\": \"Question\",\n            \"name\": \"\u0628\u0631\u0627\u06cc transition zone \u06a9\u0648\u0631\u0647 \u0633\u06cc\u0645\u0627\u0646 \u0686\u0647 \u06af\u0631\u06cc\u062f \u0622\u062c\u0631 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc \u0645\u0646\u0627\u0633\u0628 \u0627\u0633\u062a\u061f\",\n            \"acceptedAnswer\": {\n              \"@type\": \"Answer\",\n              \"text\": \"\u0628\u0631\u0627\u06cc transition zone \u0628\u0627 \u0633\u0631\u0628\u0627\u0631\u0647 \u0642\u0644\u06cc\u0627\u06cc\u06cc \u0648 \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc \u0634\u062f\u06cc\u062f\u060c \u06af\u0631\u06cc\u062f MA-80 \u06cc\u0627 MA-85 \u0628\u0627 MgO \u2265\u06f8\u06f0\u066a\u060c Al\u2082O\u2083 \u06f8-\u06f1\u06f2\u066a \u0648 RUL \u2265\u06f1\u06f6\u06f5\u06f0\u00b0C \u0627\u06cc\u062f\u0647\u200c\u0622\u0644 \u0627\u0633\u062a. \u0627\u06af\u0631 \u06a9\u0648\u0631\u0647 \u0645\u0627\u0647\u0627\u0646\u0647 \u06f2 \u0628\u0627\u0631 \u0645\u062a\u0648\u0642\u0641 \u0645\u06cc\u200c\u0634\u0648\u062f\u060c \u06af\u0631\u06cc\u062f \u0628\u0627 \u2265\u06f1\u06f0 \u0633\u06cc\u06a9\u0644 \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc \u0627\u0646\u062a\u062e\u0627\u0628 \u06a9\u0646\u06cc\u062f. \u0647\u0631 \u0633\u06cc\u06a9\u0644 stop\/start \u0648\u0627\u0642\u0639\u06cc \u062a\u0642\u0631\u06cc\u0628\u0627\u064b \u0645\u0639\u0627\u062f\u0644 \u06f2-\u06f3 \u0633\u06cc\u06a9\u0644 \u0622\u0632\u0645\u0627\u06cc\u0634\u06af\u0627\u0647\u06cc \u0627\u0633\u062a. \u0641\u0631\u0627\u0648\u0631\u062f\u0647\u200c\u0647\u0627\u06cc \u0646\u0633\u0648\u0632 \u062a\u0628\u0631\u06cc\u0632 \u0628\u0627 \u062a\u062c\u0631\u0628\u0647 \u062a\u0623\u0645\u06cc\u0646 \u067e\u0631\u0648\u0698\u0647\u200c\u0647\u0627\u06cc \u0633\u06cc\u0645\u0627\u0646\u06cc\u060c \u0645\u0634\u0627\u0648\u0631\u0647 \u0631\u0627\u06cc\u06af\u0627\u0646 \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc\u200c\u062f\u0647\u062f.\"\n            }\n          },\n          {\n            \"@type\": \"Question\",\n            \"name\": \"\u0622\u06cc\u0627 \u0622\u062c\u0631 \u0645\u0646\u06cc\u0632\u06cc\u0627\u2013\u0627\u0633\u067e\u06cc\u0646\u0644 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u062c\u0627\u06cc\u06af\u0632\u06cc\u0646 \u0645\u0646\u06cc\u0632\u06cc\u0627\u2013\u06a9\u0631\u0648\u0645 \u062f\u0631 \u0641\u0648\u0644\u0627\u062f\u0633\u0627\u0632\u06cc \u0634\u0648\u062f\u061f\",\n            \"acceptedAnswer\": {\n              \"@type\": \"Answer\",\n              \"text\": \"\u0628\u0644\u0647\u060c \u062f\u0631 \u0646\u0627\u0632\u0644 RH degasser \u0648 \u062f\u06cc\u0648\u0627\u0631\u0647 EAF\u060c \u0622\u062c\u0631 \u0645\u0646\u06cc\u0632\u06cc\u0627\u2013\u0627\u0633\u067e\u06cc\u0646\u0644 \u062c\u0627\u06cc\u06af\u0632\u06cc\u0646 \u0628\u0631\u062a\u0631 \u0645\u0646\u06cc\u0632\u06cc\u0627\u2013\u06a9\u0631\u0648\u0645 \u0627\u0633\u062a. \u0637\u0628\u0642 \u0628\u0648\u0644\u062a\u0646 RHI Magnesita 2024\u060c \u0639\u0644\u0627\u0648\u0647 \u0628\u0631 \u062d\u0630\u0641 \u0631\u06cc\u0633\u06a9 \u0632\u06cc\u0633\u062a\u200c\u0645\u062d\u06cc\u0637\u06cc \u06a9\u0631\u0648\u0645\u060c \u0647\u062f\u0627\u06cc\u062a \u062d\u0631\u0627\u0631\u062a\u06cc \u062d\u062f\u0648\u062f \u06f1\u06f5\u066a \u06a9\u0645\u062a\u0631 (\u06a9\u0627\u0647\u0634 \u062a\u0644\u0641\u0627\u062a \u062d\u0631\u0627\u0631\u062a\u06cc) \u0648 CCS \u0631\u0642\u0627\u0628\u062a\u06cc \u062a\u0627 \u06f5\u06f5 MPa \u062d\u0627\u0635\u0644 \u0645\u06cc\u200c\u0634\u0648\u062f. \u0645\u0632\u06cc\u062a \u0627\u0635\u0644\u06cc: \u0628\u062f\u0648\u0646 \u0645\u062d\u062f\u0648\u062f\u06cc\u062a \u062f\u0641\u0639 \u0636\u0627\u06cc\u0639\u0627\u062a \u06a9\u0631\u0648\u0645\u200c\u062f\u0627\u0631. \u0641\u0631\u0627\u0648\u0631\u062f\u0647\u200c\u0647\u0627\u06cc \u0646\u0633\u0648\u0632 \u062a\u0628\u0631\u06cc\u0632 \u0628\u0627 \u062a\u062c\u0631\u0628\u0647 \u067e\u0631\u0648\u0698\u0647 \u0641\u0648\u0644\u0627\u062f \u0622\u062a\u06cc\u0647 \u062e\u0627\u0648\u0631\u0645\u06cc\u0627\u0646\u0647\u060c \u0622\u0645\u0627\u062f\u0647 \u0645\u0634\u0627\u0648\u0631\u0647 \u062a\u062e\u0635\u0635\u06cc \u0627\u0633\u062a.\"\n            }\n          },\n          {\n            \"@type\": \"Question\",\n            \"name\": \"\u0627\u06af\u0631 \u0622\u062c\u0631 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc \u062f\u0686\u0627\u0631 spalling \u0648 \u067e\u0648\u0633\u062a\u0647\u200c\u067e\u0648\u0633\u062a\u0647 \u0634\u062f\u0646 \u0634\u062f\u060c \u0686\u0647 \u06a9\u0646\u06cc\u0645\u061f\",\n            \"acceptedAnswer\": {\n              \"@type\": \"Answer\",\n              \"text\": \"\u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc \u0646\u0627\u06a9\u0627\u0641\u06cc \u0639\u0627\u0645\u0644 \u0627\u0635\u0644\u06cc spalling \u0627\u0633\u062a. \u0627\u06af\u0631 \u062a\u062e\u0644\u062e\u0644 \u0638\u0627\u0647\u0631\u06cc \u0628\u0627\u0644\u0627\u06cc \u06f1\u06f8\u066a \u0648 \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc \u0632\u06cc\u0631 \u06f5 \u0633\u06cc\u06a9\u0644 \u0628\u0627\u0634\u062f\u060c spalling \u0642\u0637\u0639\u06cc \u0627\u0633\u062a. \u0631\u0627\u0647\u200c\u062d\u0644: \u0627\u0631\u062a\u0642\u0627 \u0628\u0647 \u06af\u0631\u06cc\u062f \u0628\u0627 AP \u2264\u06f1\u06f6\u066a \u0648 \u0634\u0648\u06a9 \u2265\u06f1\u06f0 \u0633\u06cc\u06a9\u0644\u060c \u0647\u0645\u0632\u0645\u0627\u0646 \u0627\u0641\u0632\u0627\u06cc\u0634 \u0686\u06af\u0627\u0644\u06cc \u0638\u0627\u0647\u0631\u06cc \u0628\u0647 \u2265\u06f2.\u06f9\u06f5 g\/cm\u00b3. \u0639\u06cc\u0628\u200c\u06cc\u0627\u0628\u06cc \u0631\u0627 \u0628\u0627 \u0633\u0647 \u0645\u0631\u062d\u0644\u0647 \u0634\u0631\u0648\u0639 \u06a9\u0646\u06cc\u062f: \u06f1) \u0628\u0631\u0631\u0633\u06cc \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc \u062f\u06cc\u062a\u0627\u0634\u06cc\u062a\u060c \u06f2) \u0645\u0642\u0627\u06cc\u0633\u0647 AP \u0648 B.D \u0648\u0627\u0642\u0639\u06cc \u0628\u0627 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0645\u0648\u0631\u062f \u0646\u06cc\u0627\u0632\u060c \u06f3) \u0627\u0631\u0632\u06cc\u0627\u0628\u06cc \u0646\u0648\u0639 \u0627\u0633\u067e\u06cc\u0646\u0644 (in-situ \u06cc\u0627 preformed). \u0628\u0631\u0627\u06cc \u0639\u06cc\u0628\u200c\u06cc\u0627\u0628\u06cc \u062a\u062e\u0635\u0635\u06cc \u0628\u0627 \u06a9\u0627\u0631\u0634\u0646\u0627\u0633\u0627\u0646 \u0641\u0631\u0627\u0648\u0631\u062f\u0647\u200c\u0647\u0627\u06cc \u0646\u0633\u0648\u0632 \u062a\u0628\u0631\u06cc\u0632 \u062a\u0645\u0627\u0633 \u0628\u06af\u06cc\u0631\u06cc\u062f.\"\n            }\n          },\n          {\n            \"@type\": \"Question\",\n            \"name\": \"\u062e\u0648\u0631\u062f\u06af\u06cc \u0633\u0631\u0628\u0627\u0631\u0647 \u0642\u0644\u06cc\u0627\u06cc\u06cc \u062f\u0631 \u0644\u0627\u06cc\u0646\u06cc\u0646\u06af \u06a9\u0648\u0631\u0647 \u0631\u0627 \u0686\u0637\u0648\u0631 \u0628\u0627 \u062a\u063a\u06cc\u06cc\u0631 \u06af\u0631\u06cc\u062f \u0622\u062c\u0631 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc \u06a9\u0646\u062a\u0631\u0644 \u06a9\u0646\u06cc\u0645\u061f\",\n            \"acceptedAnswer\": {\n              \"@type\": \"Answer\",\n              \"text\": \"\u0628\u0631\u0627\u06cc \u0633\u0631\u0628\u0627\u0631\u0647 \u0642\u0644\u06cc\u0627\u06cc\u06cc \u0628\u0627 basicity \u0628\u0627\u0644\u0627\u060c MgO \u0628\u0627\u0644\u0627\u062a\u0631 \u0627\u0646\u062a\u062e\u0627\u0628 \u06a9\u0646\u06cc\u062f (\u06af\u0631\u06cc\u062f MA-90 \u0628\u0627 MgO \u2265\u06f9\u06f0\u066a). \u0628\u0631\u0627\u06cc \u0633\u0631\u0628\u0627\u0631\u0647 \u0627\u0633\u06cc\u062f\u06cc\u200c\u062a\u0631\u060c Al\u2082O\u2083 \u0628\u06cc\u0634\u062a\u0631 \u0628\u0647\u062a\u0631 \u0639\u0645\u0644 \u0645\u06cc\u200c\u06a9\u0646\u062f (\u06af\u0631\u06cc\u062f MA-75 \u06cc\u0627 MA-80). \u062a\u0637\u0628\u06cc\u0642 basicity \u0622\u062c\u0631 \u0628\u0627 \u0646\u0648\u0639 \u0633\u0631\u0628\u0627\u0631\u0647 \u06a9\u0644\u06cc\u062f \u0627\u0641\u0632\u0627\u06cc\u0634 \u0639\u0645\u0631 \u0644\u0627\u06cc\u0646\u06cc\u0646\u06af \u0627\u0633\u062a. \u0647\u0645\u0686\u0646\u06cc\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0627\u0633\u067e\u06cc\u0646\u0644 in-situ \u0628\u0627 \u062a\u062e\u0644\u062e\u0644 \u067e\u0627\u06cc\u06cc\u0646 \u0628\u0631\u0627\u06cc \u0633\u0631\u0628\u0627\u0631\u0647 \u0642\u0644\u06cc\u0627\u06cc\u06cc \u0634\u062f\u06cc\u062f \u062a\u0648\u0635\u06cc\u0647 \u0645\u06cc\u200c\u0634\u0648\u062f.\"\n            }\n          },\n          {\n            \"@type\": \"Question\",\n            \"name\": \"\u062a\u0641\u0627\u0648\u062a \u0627\u0633\u067e\u06cc\u0646\u0644 in-situ \u0648 preformed \u0686\u06cc\u0633\u062a \u0648 \u06a9\u062f\u0627\u0645 \u0628\u0647\u062a\u0631 \u0627\u0633\u062a\u061f\",\n            \"acceptedAnswer\": {\n              \"@type\": \"Answer\",\n              \"text\": \"\u0627\u0633\u067e\u06cc\u0646\u0644 in-situ (\u062a\u0634\u06a9\u06cc\u0644\u200c\u0634\u062f\u0647 \u062f\u0631 \u062d\u06cc\u0646 \u067e\u062e\u062a) \u062a\u062e\u0644\u062e\u0644 \u06a9\u0645\u062a\u0631 \u0648 HMOR \u0628\u0627\u0644\u0627\u062a\u0631\u06cc \u0646\u0633\u0628\u062a \u0628\u0647 preformed spinel \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0637\u0628\u0642 \u062a\u062d\u0642\u06cc\u0642\u0627\u062a R.R. Das\u060c \u0627\u0641\u0632\u0648\u062f\u0646 \u06f0.\u06f5-\u06f1\u066a \u0646\u0627\u0646\u0648 MgAl\u2082O\u2084 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f HMOR \u0631\u0627 \u062a\u0627 \u06f2\u06f5\u066a \u0627\u0641\u0632\u0627\u06cc\u0634 \u062f\u0647\u062f. \u0628\u0631\u0627\u06cc \u0633\u0631\u0628\u0627\u0631\u0647 \u0642\u0644\u06cc\u0627\u06cc\u06cc \u0634\u062f\u06cc\u062f in-situ spinel \u0628\u0627 \u062a\u062e\u0644\u062e\u0644 \u067e\u0627\u06cc\u06cc\u0646 \u0628\u0647\u062a\u0631 \u0627\u0633\u062a. \u0628\u0631\u0627\u06cc \u0645\u062d\u06cc\u0637\u200c\u0647\u0627\u06cc \u0628\u0627 \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc \u0628\u0627\u0644\u0627\u060c \u062a\u0639\u0627\u062f\u0644 \u0628\u06cc\u0646 \u062a\u062e\u0644\u062e\u0644 \u06a9\u0646\u062a\u0631\u0644\u200c\u0634\u062f\u0647 (\u06f1\u06f6-\u06f1\u06f8\u066a) \u0648 HMOR \u0628\u0627\u0644\u0627 \u0647\u062f\u0641\u200c\u06af\u0630\u0627\u0631\u06cc \u06a9\u0646\u06cc\u062f.\"\n            }\n          },\n          {\n            \"@type\": \"Question\",\n            \"name\": \"\u062f\u0631 \u062f\u06cc\u062a\u0627\u0634\u06cc\u062a \u0622\u062c\u0631 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc \u0686\u0647 \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f\u0647\u0627\u06cc\u06cc \u0628\u0627\u06cc\u062f \u0630\u06a9\u0631 \u0634\u062f\u0647 \u0628\u0627\u0634\u062f\u061f\",\n            \"acceptedAnswer\": {\n              \"@type\": \"Answer\",\n              \"text\": \"\u062f\u06cc\u062a\u0627\u0634\u06cc\u062a \u0645\u0639\u062a\u0628\u0631 \u0622\u062c\u0631 \u0646\u0633\u0648\u0632 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc \u0628\u0627\u06cc\u062f \u0628\u0647 \u0627\u06cc\u0646 \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f\u0647\u0627 \u0627\u0634\u0627\u0631\u0647 \u06a9\u0646\u062f: ASTM C133 \u0628\u0631\u0627\u06cc CCS \u0648 MOR\u060c ASTM C134 \u0628\u0631\u0627\u06cc \u0686\u06af\u0627\u0644\u06cc \u0648 \u062a\u062e\u0644\u062e\u0644\u060c \u0648 ISO 10081-2 \u0628\u0631\u0627\u06cc \u0637\u0628\u0642\u0647\u200c\u0628\u0646\u062f\u06cc magnesia-spinel. \u062d\u062f\u0627\u0642\u0644\u200c\u0647\u0627\u06cc \u0642\u0627\u0628\u0644 \u0642\u0628\u0648\u0644 \u0628\u0631\u0627\u06cc \u0635\u0646\u0627\u06cc\u0639 \u0633\u06cc\u0645\u0627\u0646 \u0648 \u0641\u0648\u0644\u0627\u062f: RUL \u2265\u06f1\u06f6\u06f5\u06f0\u00b0C\u060c CCS \u2265\u06f4\u06f0 MPa \u0648 \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc \u2265\u06f5 \u0633\u06cc\u06a9\u0644. \u0647\u0631\u06af\u0632 \u0628\u062f\u0648\u0646 \u062f\u0631\u06cc\u0627\u0641\u062a \u062f\u06cc\u062a\u0627\u0634\u06cc\u062a \u0628\u0627 \u0627\u0639\u062f\u0627\u062f \u0648\u0627\u0642\u0639\u06cc \u0648 \u0645\u0631\u062c\u0639 \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f \u062e\u0631\u06cc\u062f \u0646\u06a9\u0646\u06cc\u062f.\"\n            }\n          }\n        ]\n      },\n      \"keywords\": \"\u0622\u062c\u0631 \u0646\u0633\u0648\u0632 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc, \u0622\u062c\u0631 \u0627\u0633\u067e\u06cc\u0646\u0644 \u0645\u0646\u06cc\u0632\u06cc\u0627, spinel refractory brick, magnesia spinel brick, \u0622\u062c\u0631 \u0646\u0633\u0648\u0632 \u06a9\u0648\u0631\u0647 \u0633\u06cc\u0645\u0627\u0646, \u0622\u062c\u0631 \u0646\u0633\u0648\u0632 \u0641\u0648\u0644\u0627\u062f\u0633\u0627\u0632\u06cc, \u0645\u0642\u0627\u0648\u0645\u062a \u0634\u0648\u06a9 \u062d\u0631\u0627\u0631\u062a\u06cc \u0627\u0633\u067e\u06cc\u0646\u0644, MA-90, MA-85, MA-80, MA-75, \u0644\u0627\u06cc\u0646\u06cc\u0646\u06af \u06a9\u0648\u0631\u0647, spalling \u0622\u062c\u0631 \u0646\u0633\u0648\u0632\",\n      \"articleSection\": \"\u0645\u0648\u0627\u062f \u0646\u0633\u0648\u0632 \u0648 \u0622\u062c\u0631 \u0627\u0633\u067e\u06cc\u0646\u0644\u06cc \u0635\u0646\u0639\u062a\u06cc\",\n      \"wordCount\": 2200,\n      \"citation\": [\n        {\n          \"@type\": \"CreativeWork\",\n          \"name\": \"JHY Refractories \u2013 Cement Product Catalogue 2025\",\n          \"url\": \"https:\/\/www.jhy-refractory.com\/cement-products\/\"\n        },\n        {\n          \"@type\": \"CreativeWork\",\n          \"name\": \"US Patent US6261983B1 \u2013 Magnesia spinel refractory brick\",\n          \"url\": \"https:\/\/patents.google.com\/patent\/US6261983B1\/en\"\n        },\n        {\n          \"@type\": \"CreativeWork\",\n          \"name\": \"R.R. 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