Information
55 Saneop-ro, Gwangyang-si, Jeollanam-do, South Korea
+82 61-792-2139
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Overview
- Summary
- Chosun Refractories Co., Ltd. is a comprehensive refractory materials specialist, leading the domestic refractory industry since its establishment in 1947, manufacturing and supplying various products such as alumina, refractories, nozzles, and insulation materials essential for high-temperature industrial processes like steelmaking, glass, and cement productionChosun Refractories Co., Ltd. is a comprehensive refractory materials specialist, leading the domestic refractory industry since its establishment in 1947, manufacturing and supplying various products such as alumina, refractories, nozzles, and insulation materials essential for high-temperature industrial processes like steelmaking, glass, and cement production
- Key Products/Technologies
- Its main product categories include shaped refractories, monolithic refractories, Slide Gate Valves (SN), and Continuous Casting Nozzles (CCN), encompassing all high-temperature industrial refractory materialsIts main product categories include shaped refractories, monolithic refractories, Slide Gate Valves (SN), and Continuous Casting Nozzles (CCN), encompassing all high-temperature industrial refractory materials
- Shaped refractories consist of special alumina bricks made from high-purity synthetic alumina, high alumina bricks with over 50% alumina content, and fireclay bricks, characterized by high-temperature stability and erosion resistanceShaped refractories consist of special alumina bricks made from high-purity synthetic alumina, high alumina bricks with over 50% alumina content, and fireclay bricks, characterized by high-temperature stability and erosion resistance
- Monolithic refractories are easy to construct and repair, suitable for irregularly shaped areas, offering excellent insulation and thermal spalling resistanceMonolithic refractories are easy to construct and repair, suitable for irregularly shaped areas, offering excellent insulation and thermal spalling resistance
- The Slide Gate Valve (SN) is a system attached to the bottom of the ladle and tundish, precisely controlling the flow rate of molten steel according to casting speedThe Slide Gate Valve (SN) is a system attached to the bottom of the ladle and tundish, precisely controlling the flow rate of molten steel according to casting speed
- The Continuous Casting Nozzle (CCN) is a critical refractory material that prevents re-oxidation of molten steel due to atmospheric exposure between the ladle-tundish and tundish-mold, thereby improving steel qualityThe Continuous Casting Nozzle (CCN) is a critical refractory material that prevents re-oxidation of molten steel due to atmospheric exposure between the ladle-tundish and tundish-mold, thereby improving steel quality
- The refractory manufacturing process involves systematic stages of raw material crushing, weighing and mixing, molding, drying, firing, inspection, packaging, and shipping, demonstrating precise production capabilitiesThe refractory manufacturing process involves systematic stages of raw material crushing, weighing and mixing, molding, drying, firing, inspection, packaging, and shipping, demonstrating precise production capabilities
- The company possesses technology that achieved 100% localization of refractory materials and has introduced an artificial intelligence (AI)-based defect inspection system, enhancing product reliability and production efficiencyThe company possesses technology that achieved 100% localization of refractory materials and has introduced an artificial intelligence (AI)-based defect inspection system, enhancing product reliability and production efficiency
- Core Advantages
- A dominant market position with the largest domestic market share in refractories and a global top 10 rankingA dominant market position with the largest domestic market share in refractories and a global top 10 ranking
- Over 70 years of extensive experience, deep industry understanding, and accumulated technical know-how in the refractory sectorOver 70 years of extensive experience, deep industry understanding, and accumulated technical know-how in the refractory sector
- Strong partnerships and a stable major client base, including 19 consecutive years as a PHP (POSCO Honored Partner) supplier to POSCOStrong partnerships and a stable major client base, including 19 consecutive years as a PHP (POSCO Honored Partner) supplier to POSCO
- A broad product portfolio ranging from general-purpose to high-performance special refractories, coupled with comprehensive refractory engineering capabilities (design, construction, S/V, supervision)A broad product portfolio ranging from general-purpose to high-performance special refractories, coupled with comprehensive refractory engineering capabilities (design, construction, S/V, supervision)
- Operation of a Total Technical Maintenance System (TTMS) aimed at reducing unit costs and enhancing customer competitivenessOperation of a Total Technical Maintenance System (TTMS) aimed at reducing unit costs and enhancing customer competitiveness
- Establishment of global production and supply networks through local subsidiaries and joint ventures in countries such as China, Indonesia, India, the USA, and RussiaEstablishment of global production and supply networks through local subsidiaries and joint ventures in countries such as China, Indonesia, India, the USA, and Russia
- Continuous technological innovation efforts, including participation in an AI manufacturing innovation platform, which improved refractory defect inspection reliability from 90% to 96% and reduced judgment timeContinuous technological innovation efforts, including participation in an AI manufacturing innovation platform, which improved refractory defect inspection reliability from 90% to 96% and reduced judgment time
- Target Industrie
- Blast furnaces, electric arc furnaces, and continuous casting facilities in the steel and ironmaking industriesBlast furnaces, electric arc furnaces, and continuous casting facilities in the steel and ironmaking industries
- Kilns and melting furnaces in the cement and glass industriesKilns and melting furnaces in the cement and glass industries
- Melting and refining facilities in the non-ferrous metals industryMelting and refining facilities in the non-ferrous metals industry
- High-temperature process industries including power generation facilities, petrochemical plants, and incineration facilitiesHigh-temperature process industries including power generation facilities, petrochemical plants, and incineration facilities
- Boilers and various industrial furnacesBoilers and various industrial furnaces
- Major Markets
- China (Anshan, Wuhan, Zhangjiagang, Qingdao local subsidiaries and joint ventures), Indonesia (PT. INDONESIA POS CHEMTECH CHOSUN REF joint venture plant), India (CHOSUN REFRACTORIES INDIA PRIVATE LIMITED established), Southeast Asia, OceaniaChina (Anshan, Wuhan, Zhangjiagang, Qingdao local subsidiaries and joint ventures), Indonesia (PT. INDONESIA POS CHEMTECH CHOSUN REF joint venture plant), India (CHOSUN REFRACTORIES INDIA PRIVATE LIMITED established), Southeast Asia, Oceania
- Russia (NLMK, NTMK, ZAPSIB, KALUGA, SEVERSTAL, etc.)Russia (NLMK, NTMK, ZAPSIB, KALUGA, SEVERSTAL, etc.)
- USA (local subsidiary established)USA (local subsidiary established)
- Certifications/Patents
- ISO 9001 Quality Management System certificationISO 9001 Quality Management System certification
- ISO 14001 Environmental Management System certificationISO 14001 Environmental Management System certification
- ISO 45001 Occupational Health and Safety Management System certificationISO 45001 Occupational Health and Safety Management System certification
- Designation as a POSCO PHP (POSCO Honored Partner) and POSQCS (POSCO Supplier Quality Certification) supplierDesignation as a POSCO PHP (POSCO Honored Partner) and POSQCS (POSCO Supplier Quality Certification) supplier
- Recipient of the '10 Million Dollar Export Tower' award on the 49th (2012) and 62nd (2025) Trade DayRecipient of the '10 Million Dollar Export Tower' award on the 49th (2012) and 62nd (2025) Trade Day
- Founding Chairman Lee Hoon-dong's awards including the Order of Industrial Service Merit (Silver Tower, 1982), Bronze Tower, Order of Civil Merit (Mugunghwa Medal), and the Inchon Award Special CategoryFounding Chairman Lee Hoon-dong's awards including the Order of Industrial Service Merit (Silver Tower, 1982), Bronze Tower, Order of Civil Merit (Mugunghwa Medal), and the Inchon Award Special Category
- Ministerial Commendation for Contribution to Science and Technology Promotion (2019) awarded to the CEO of Chosun Refractories ENGMinisterial Commendation for Contribution to Science and Technology Promotion (2019) awarded to the CEO of Chosun Refractories ENG
- Continuous R&D capabilities for achieving 100% domestic production of refractory materials and developing high-performance refractoriesContinuous R&D capabilities for achieving 100% domestic production of refractory materials and developing high-performance refractories
Introduction
Location
55 Saneop-ro, Gwangyang-si, Jeollanam-do, South Korea
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