Chosun Refractories
Daily close in US$ at the latest USD/KRW close. Source: KRX via FinanceDataReader.
Chosun Refractories makes refractory materials, heat-resistant inorganic substances that line the interiors of industrial furnaces and vessels so they can withstand extreme temperatures without melting.
Its products are essential inputs for steelmaking and other heavy industries, which together account for the large majority of its revenue. Listed on KOSPI, Korea's main stock exchange, the company describes itself as the country's leading comprehensive refractory manufacturer, and the business is relatively insulated from seasonal swings because steel production runs continuously year-round.
Summary is AI-generated and may contain errors · figures from DART filings
The refractory industry is capital-intensive and requires rigorous quality verification by customers, making it difficult for new entrants to break in, a structural characteristic the company highlights in its filing.
Chosun Refractories in five facts
What does Chosun Refractories do?
Chosun Refractories makes refractory materials, heat-resistant inorganic substances that line the interiors of industrial furnaces and vessels so they can withstand extreme temperatures without melting.
Where is Chosun Refractories listed and in which sector?
Chosun Refractories (Korean name: 조선내화) trades under KRX code 462520 on KOSPI, the main board of the Korea Exchange. It is classified in the Materials sector, Construction Materials.
How large is Chosun Refractories?
Its market capitalisation was US$101.2M on 2026-10-21, which puts it in this site's small-cap group. US$ amounts are converted from won at 1 USD ≈ ₩1,325 (2026-10-21).
What were Chosun Refractories's latest annual revenue and operating profit?
For fiscal year 2025, Chosun Refractories reported revenue of US$401.6M, operating profit of US$18M and net income of US$2.3M, per its annual report on DART (data retrieved from DART on 2026-06-04). Revenue was up 6.3% on the previous year.
Where does this data come from?
Financial statements and filings come from DART, Korea's official corporate-filing system. Share prices, market capitalisation and trading status come from KRX. Company summaries are AI-generated from the filings and may contain errors; financial figures are mapped directly from DART.
Data sources and last updated
- Filings and financial statements
- DART (dart.fss.or.kr), Korea's official corporate-filing system
- Prices, market cap, trading status
- KRX (Korea Exchange), via FinanceDataReader
- Latest annual financials
- Fiscal year 2025, data retrieved from DART on 2026-06-04
- Share price and market cap
- Close of 2026-10-21
- Currency
- US$, converted from won at 1 USD ≈ ₩1,325 (2026-10-21 close)
- Company data updated
- 2026-10-21
- Company summary
- AI-generated from filings; may contain errors. Information only, not investment advice.
- Supply contract signed
Chosun Refractories disclosed a supply contract with POSCO, worth US$26.2M, about 6.6% of its recent annual revenue, running through Mar 2027.
Supply contract · Oct 6 - Supply contract signed
Chosun Refractories disclosed a supply contract with POSCO, worth US$20.8M, about 5.24% of its recent annual revenue, running through Mar 2027.
Supply contract · Oct 6 - [Amended] Half-year report (2026.06)Sep 30
- Cash/in-kind dividend decision
Chosun Refractories declared a cash dividend of US$0.52 per share, equal to about 5.21% of the recent share price.
Dividend · Jun 30 - Change of 30% or more in revenue or profit/loss structure (15% for large companies)
Chosun Refractories reported consolidated results for FY2025: revenue of US$367M (+6.27% year on year), operating profit of US$16.6M (+19.79% year on year) and net income of US$13.7M (from a loss a year earlier).
Earnings · Feb 20 - Cash/in-kind dividend decision
Chosun Refractories declared a cash dividend of US$0.14 per share.
Dividend · Feb 20