Showing all published months. Partner preview tables include up to 5 countries.
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USD value by month, all available partner countries combined
Free partner preview shows up to 5 countries.
Total value across the selected data period
| Partner | Value | Share |
|---|---|---|
| Indonesia | $3.1M | 20.2% |
| Russia | $1.9M | 12.7% |
| Vietnam | $1.6M | 10.4% |
| Türkiye | $1.2M | 7.7% |
| Thailand | $1.2M | 7.7% |
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| Partner | Value | Share |
|---|---|---|
| Mongolia | $33.7K | 55.3% |
| Taiwan | $11.1K | 18.3% |
| Malaysia | $9.6K | 15.7% |
| Indonesia | $6.6K | 10.8% |
| Year | Export value |
|---|---|
| 2021 | $2.5M |
| 2022 | $4.3M |
| 2023 | $3.8M |
| 2024 | $2M |
| 2025 | $1.6M |
| 2026 | $987.4K |
China customs reports HS 250870 at the 8-digit level. 1 subheading is published under it, and export values for each are available on request.
Public data shows up to 5 partner countries. Buy monthly partner trade values in CSV; choose HS8 for native quantity and unit fields where published.
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HS 250870 is also written 2508.70. Values are in USD; the public series does not report tonnes or kg. Product scope: Chamotte, a calcined clay, and dinas earths, a crushed silica material, are specialized mineral substances primarily used as raw ingredients for manufacturing high-temperature refractory products. The public page shows monthly export partner previews from official GACC customs statistics. Preview and buy a monthly CSV for your selected products, countries and years.
Source: China General Administration of Customs (GACC), cleaned and structured by China Data Portal.
Transformations: Values are presented as published by the source.
China Data Portal. "China Chamotte or dinas earths (HS 250870) Export Data." https://chinadata.live/china-trade/hs/250870/
China exported $1.6M of chamotte or dinas earths in the twelve months to August 2026, averaging $130K per month, based on official China customs statistics (HS 250870).
Chamotte, a calcined clay, and dinas earths, a crushed silica material, are specialized mineral substances primarily used as raw ingredients for manufacturing high-temperature refractory products.
Indonesia, Russia and Vietnam together account for 43% of the published total, out of 15 trading partners on record.
Annual exports declined by 39% between 2021 and 2025, from $2.5M to $1.6M.
Figures come from official China General Administration of Customs (GACC) statistics, published monthly. ChinaData cleans partner names, periods and values so the series is ready for analysis. Partner-level rows for every month, including HS8 detail, are available as a one-time CSV purchase. Choose your products and coverage, then preview the file and price before payment.