US Import Duty
HTS 6806.10.00 Slag wool, rock wool and similar mineral wools; exfoliated vermiculite, expanded clays, foamed slag and similar expanded mineral materials; mixtures and articles of heat-insulating, sound-insulating or sound-absorbing mineral materials, other than those of heading 6811 or 6812, or of chapter 69 › Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls
With trade agreement: Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)
HTS code 6806.10.00 covers "Slag wool, rock wool and similar mineral wools; exfoliated vermiculite, expanded clays, foamed slag and similar expanded mineral materials; mixtures and articles of heat-insulating, sound-insulating or sound-absorbing mineral materials, other than those of heading 6811 or 6812, or of chapter 69 › Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls" under the US Harmonized Tariff Schedule. This is the official duty rate charged by US Customs when this product is imported into the United States, sourced directly from the U.S. International Trade Commission and refreshed daily.
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U.S. exports of Slag wool, rock wool and similar mineral wools
The United States exported $445 million of goods under HS heading 6806 in 2025, to 120 countries and territories. Top destination markets:
| Country | Exports 2025 | YTD |
|---|---|---|
| Canada | $173 million | ▼ −2.5% |
| Mexico | $97.1 million | ▼ −13% |
| United Kingdom | $26.9 million | ▲ +24% |
| South Korea | $16.5 million | ▼ −19% |
| China | $12.7 million | ▲ +19% |
January–July 2026: $273 million (▲ +0.1%)
All markets and states for this product →
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau. Source: U.S. Census Bureau, International Trade data (census.gov/foreign-trade), FAS value in current U.S. dollars, latest month July 2026. Change vs the same months of the previous year: Fromerica calculation.
Official US tariff data (USITC), refreshed daily.Last checked against the official schedule: . See recent US tariff changes →