Slag Wool Roll Insulation

Flexible rolls of slag wool used for insulating attics, pipes, and HVAC systems, providing fire resistance and sound absorption. Falls under HTS 6806.10.00.90 as slag wool in rolls, a heat/sound-insulating mineral material not covered by headings 6811, 6812, or Chapter 69.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.9%+35.0%38.9%
🇲🇽Mexico3.9%+10.0%13.9%
🇨🇦Canada3.9%+10.0%13.9%
🇩🇪Germany3.9%+10.0%13.9%
🇯🇵Japan3.9%+10.0%13.9%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

6806.10.00.10Same rate: 38.9%

If staple fibers under 5mm

Specific subheading for short staple fibers distinguishes from other bulk forms.

6812Lower: 10% vs 38.9%

If fabricated into pipe coverings

Fabricated articles like pipe insulation move to 6812 for specific mineral material products.

3824.99Lower: 15% vs 38.9%

If Prepared chemical mixtures exclude pure mineral wools of 6806.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Include safety data sheets confirming non-asbestos content for CBP inspection

Declare exact dimensions and density to match 'bulk, sheets, or rolls' classification