Other clays, andalusite, kyanite and sillimanite, whether or not calcined, etc.: South Korea exports and imports
HS 2508 · 그 밖의 점토(제6806호의 팽창된 점토는 제외한다)ㆍ홍주석(紅柱石)ㆍ남정석(藍晶石)ㆍ규선석(硅線石) [하소(煆燒)한 것인지에 상관없다], 멀라이트(mullite), 샤모트(chamotte)나 다이나스 어스(dinas earth) · latest month: October 2026
In October 2026, South Korea exported $514,058 of other clays, andalusite, kyanite and sillimanite, whether or not calcined, etc. (HS 2508), down 6.2% from September 2026 and up 11.9% from October 2025.
Over the 12 months to October 2026, exports of other clays, andalusite, kyanite and sillimanite, whether or not calcined, etc. (HS 2508) totalled $5.6 million, up 100.5% from the 12 months before ($2.8 million).
The largest destination over the 12 months to October 2026 was China ($3.0 million, 53.2% of the total), followed by Vietnam and Taiwan.
That was 0.6% of South Korea's exports under HS chapter 25 (salt, sulphur, stone, lime and cement) over the same 12 months.
Imports in October 2026 were $3.8 million (up 33.0% from October 2025), leaving a deficit of $3.3 million for the month.
Official description of HS 2508: Other clays (not including expanded clays of heading 68.06), andalusite, kyanite and sillimanite, whether or not calcined; mullite; chamotte or dinas earths.
Last 24 months
Subheadings under HS 2508
| Code | Product | Exports, 12 months | Share | vs 12 months before | October 2026 |
|---|---|---|---|---|---|
| 2508.10 | Bentonite | $1.8M | 32.3% | +8.4% | $123K |
| 2508.30 | Fire-clay | $539K | 9.6% | +229.1% | $81K |
| 2508.40 | Other clays | $334K | 6.0% | -5.8% | $15K |
| 2508.40.1000 | Acid clay | $900 | 0.3% | -96.9% | $0 |
| 2508.40.2000 | Decolourising earths and fuller's earth | $5,022 | 1.5% | – | $0 |
| 2508.40.9000 | Other | $328K | 98.2% | +1.3% | $15K |
| 2508.50 | Andalusite, kyanite and sillimanite | $93 | 0.0% | – | $0 |
| 2508.50.1000 | Andalusite | $0 | 0.0% | – | $0 |
| 2508.50.2000 | Kyanite | $93 | 100.0% | – | $0 |
| 2508.50.3000 | Sillimanite | $0 | 0.0% | – | $0 |
| 2508.60 | Mullite | $7,712 | 0.1% | -91.9% | $0 |
| 2508.70 | Chamotte or dinas earths | $2.9M | 51.9% | +473.3% | $295K |
| 2508.70.1000 | Chamotte | $1.4M | 49.8% | +185.7% | $112K |
| 2508.70.2000 | Dinas earth | $1.5M | 50.2% | – | $183K |
Six-digit codes are international; the indented ten-digit codes are South Korea's own subdivision. These rows are world totals; "Share" is the share of the row above.
Top destinations
Export value over the 12 months to October 2026. 30 countries received this product from South Korea in the last 24 months; the table shows the largest 20.
| Rank | Country | Exports, 12 months | Share | vs 12 months before | Rank before | October 2026 |
|---|---|---|---|---|---|---|
| 1 | China | $3.0M | 53.2% | +274.2% | 2 | $283K |
| 2 | Vietnam | $1.2M | 21.6% | +22.0% | 1 | $114K |
| 3 | Taiwan | $739K | 13.2% | +21.8% | 3 | $98K |
| 4 | Mozambique | $174K | 3.1% | +128.2% | 4 | $0 |
| 5 | United States | $157K | 2.8% | +750.9% | 11 | $2,888 |
| 6 | India | $80K | 1.4% | +153.9% | 7 | $1,089 |
| 7 | Indonesia | $52K | 0.9% | +2.1% | 6 | $13K |
| 8 | Japan | $39K | 0.7% | -38.8% | 5 | $190 |
| 9 | Peru | $21K | 0.4% | +93.8% | 14 | $0 |
| 10 | Hong Kong | $20K | 0.4% | -0.8% | 10 | $1,360 |
| 11 | Türkiye | $19K | 0.3% | – | 15 | $0 |
| 12 | Thailand | $16K | 0.3% | -47.3% | 8 | $0 |
| 13 | Pakistan | $14K | 0.3% | – | – | $0 |
| 14 | New Zealand | $12K | 0.2% | -1.5% | 13 | $0 |
| 15 | Uzbekistan | $11K | 0.2% | – | 23 | $0 |
| 16 | Spain | $10K | 0.2% | -54.8% | 9 | $0 |
| 17 | Malaysia | $8,578 | 0.2% | – | 19 | $0 |
| 18 | Australia | $7,441 | 0.1% | -58.7% | 12 | $0 |
| 19 | Singapore | $5,188 | 0.1% | – | 17 | $0 |
| 20 | Brazil | $4,400 | 0.1% | – | 16 | $0 |
Countries are linked when exports of this product to them reached $5,000,000 over 24 months.
Monthly figures
| Month | Exports | vs year earlier | Export weight | Export $/kg | Imports | Import weight |
|---|---|---|---|---|---|---|
| October 2026 | $514K | +11.9% | 1,447 t | $0.36 | $3.8M | 10,309 t |
| September 2026 | $548K | +27.4% | 1,085 t | $0.50 | $4.8M | 18,690 t |
| August 2026 | $576K | +208.2% | 1,574 t | $0.37 | $4.8M | 16,552 t |
| July 2026 | $574K | +114.9% | 1,558 t | $0.37 | $5.6M | 22,092 t |
| June 2026 | $403K | +115.0% | 1,044 t | $0.39 | $4.3M | 15,661 t |
| May 2026 | $139K | +30.6% | 283 t | $0.49 | $4.9M | 17,872 t |
| April 2026 | $388K | +76.9% | 1,295 t | $0.30 | $5.9M | 21,856 t |
| March 2026 | $327K | +83.1% | 1,084 t | $0.30 | $5.1M | 20,819 t |
| February 2026 | $589K | +166.2% | 2,159 t | $0.27 | $3.9M | 14,803 t |
| January 2026 | $626K | +354.7% | 2,748 t | $0.23 | $4.1M | 16,418 t |
| December 2025 | $447K | +91.7% | 2,592 t | $0.17 | $5.3M | 22,991 t |
| November 2025 | $453K | +187.6% | 1,575 t | $0.29 | $3.7M | 11,272 t |
| October 2025 | $460K | +99.7% | 2,451 t | $0.19 | $2.9M | 8,675 t |
| September 2025 | $430K | +145.5% | 1,638 t | $0.26 | $4.4M | 15,423 t |
| August 2025 | $187K | -52.5% | 465 t | $0.40 | $4.6M | 19,832 t |
| July 2025 | $267K | -5.9% | 782 t | $0.34 | $4.0M | 14,376 t |
| June 2025 | $188K | -32.9% | 485 t | $0.39 | $6.3M | 22,877 t |
| May 2025 | $107K | -61.5% | 279 t | $0.38 | $4.1M | 16,027 t |
| April 2025 | $220K | -15.3% | 468 t | $0.47 | $4.8M | 13,785 t |
| March 2025 | $179K | -35.4% | 519 t | $0.34 | $5.6M | 20,540 t |
| February 2025 | $221K | -31.5% | 715 t | $0.31 | $4.4M | 14,200 t |
| January 2025 | $138K | -23.3% | 508 t | $0.27 | $4.6M | 17,808 t |
| December 2024 | $233K | +39.9% | 604 t | $0.39 | $5.8M | 23,059 t |
| November 2024 | $158K | -28.8% | 444 t | $0.36 | $4.7M | 18,001 t |
Exports FOB, imports CIF, US dollars. Weight is net weight. "vs year earlier" compares export value with the same month one year before and is left blank when that month was under $10,000. Source: Korea Customs Service, via data.go.kr.