# United States tariff lines under HS 6806.10

> The United States tariff splits HS 6806.10 (slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls) into 5 national lines: 6806.10.00.10 (accoustical pads and boards), 6806.10.00.20 (batts, not exceeding 61 cm in width), 6806.10.00.40 (batts, exceeding 61 cm in width), 6806.10.00.60 (pipe coverings) and 1 other. The general (MFN) duty is 3.9% on all 5 lines.

Source: https://border.bot/countries/united-states/hs-codes/680610
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 68](https://border.bot/countries/united-states/hs-codes/68) / [6806.10](https://border.bot/countries/united-states/hs-codes/680610)

## Key facts

- HS subheading: [6806.10](https://border.bot/hs-codes/680610)
- Duty (MFN): 3.9%
- National lines: 5
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 68: Articles of stone, plaster, cement, asbestos, mica or similar materials

## United States lines under 6806.10

The United States tariff splits HS 6806.10 (slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls) into 5 national lines: 6806.10.00.10 (accoustical pads and boards), 6806.10.00.20 (batts, not exceeding 61 cm in width), 6806.10.00.40 (batts, exceeding 61 cm in width), 6806.10.00.60 (pipe coverings) and 1 other.

The general (MFN) duty is 3.9% on all 5 lines.

- [6806.10.00.10](https://border.bot/countries/united-states/hs-codes/6806100010) Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls, Accoustical pads and boards. Duty (MFN): 3.9%
- [6806.10.00.20](https://border.bot/countries/united-states/hs-codes/6806100020) Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls, Other, Batts, not exceeding 61 cm in width. Duty (MFN): 3.9%
- [6806.10.00.40](https://border.bot/countries/united-states/hs-codes/6806100040) Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls, Other, Batts, exceeding 61 cm in width. Duty (MFN): 3.9%
- [6806.10.00.60](https://border.bot/countries/united-states/hs-codes/6806100060) Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls, Other, Pipe coverings. Duty (MFN): 3.9%
- [6806.10.00.90](https://border.bot/countries/united-states/hs-codes/6806100090) Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls, Other, Other. Duty (MFN): 3.9%

## In other countries

No other national tariff on border.bot has live lines under 6806.10 yet.

- [The Harmonized System text for 6806.10](https://border.bot/hs-codes/680610)

- Previous subheading: [6805.30](https://border.bot/countries/united-states/hs-codes/680530) On a base of other materials
- Next subheading: [6806.20](https://border.bot/countries/united-states/hs-codes/680620) 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

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 6806.10?

The United States tariff splits HS 6806.10 (slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls) into 5 national lines: 6806.10.00.10 (accoustical pads and boards), 6806.10.00.20 (batts, not exceeding 61 cm in width), 6806.10.00.40 (batts, exceeding 61 cm in width), 6806.10.00.60 (pipe coverings) and 1 other.

### What is the duty on HS 6806.10 in the United States?

The general (MFN) duty is 3.9% on all 5 lines.

## Sources and updates

The tariff lines for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

The duty rates for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

The trade programmes for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

This page was last updated on 9 October 2026.

Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling.

Official source files:

- https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false

Machine-readable: https://border.bot/countries/united-states/hs-codes/680610.json