Basalt Rock Wool Bulk Insulation
Bulk bags of basalt-derived rock wool fibers for on-site fabrication into insulation. Classified in HTS 6806.10.00.90 as rock wool in bulk form for heat/sound insulation, per Chapter 68 notes excluding coated or Chapter 69 items.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If unworked pebbles or granules
Raw unexpanded mineral materials stay in Chapter 25, per exclusions.
If corrugated sheets
Corrugated or molded mineral material articles classify under 6811.
If refractory expanded materials
Refractory products of any composition go to Chapter 69.
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Import Tips & Compliance
• Provide origin certificates for basalt source to confirm natural mineral status
• Label clearly as 'bulk' to prevent confusion with finished articles
Related Products under HTS 6806.10.00.90
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Rolls of rock/slag wool specifically for wrapping pipes to prevent heat loss and condensation. HTS 6806.10.00.90 applies to such bulk rolls of insulating mineral wools, not fabricated articles of 6812.
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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.
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