High-Density Slag Wool Batts 48-inch
High-density slag wool batts at 48 cm width for industrial HVAC duct lining and vibration damping. Meets HTS 6806.10.00.20 criteria for mineral wool batts under 61 cm, not foamed slag or Chapter 94 articles. Excellent thermal stability up to 1200°F.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If molded or carved panels
Worked monumental/building stone articles are in 6802, but expanded panels may analogize to shaped articles.
If other refractory ceramic goods
Refractory bricks/blocks of ceramic exclude from Chapter 68 per note (n) to Chapter 69.
If for industrial use as parts of machinery
If specifically for machines/appliances, may shift to Chapter 73 as other steel articles by end use.
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Import Tips & Compliance
• Obtain UL or FM approvals pre-import for fire-rated claims to expedite FDA/USDA equivalence if applicable
• Specify 'unfaced' on commercial invoice; foil or kraft facing often reclassifies to 4811 or 6812
• Monitor formaldehyde emissions certification under CARB rules for U.S. market entry
Related Products under HTS 6806.10.00.20
Rock Wool Insulation Batts 16-inch Width
These rock wool batts, measuring 16 inches in width and made from spun molten rock fibers, are designed for thermal and sound insulation in residential walls. They fall under HTS 6806.10.00.20 as slag wool, rock wool or similar mineral wools in batt form not exceeding 61 cm in width, excluding mixtures or articles of other headings. Ideal for easy installation between standard wall studs.
Slag Wool Sound-Absorbing Batts 24-inch
Slag wool batts, 24 inches wide, produced from blast furnace slag, excel in sound absorption for interior partitions and ceilings. Classified under HTS 6806.10.00.20 for slag wool or similar mineral wools in batts ≤61 cm wide, distinct from expanded materials or ceramic articles. High-density fibers enhance acoustic performance.
Mineral Wool R-13 Batts 15-inch Width
R-13 rated mineral wool batts at 15 inches wide for energy-efficient wall insulation in homes and offices. Made from intermixture of rock and slag wools, they qualify under HTS 6806.10.00.20 as bulk mineral wools in batts not over 61 cm. Provides fire resistance and moisture repellency.
Basalt Rock Wool Batts 23-inch for Floors
Basalt-based rock wool batts, 23 inches wide, optimized for underfloor soundproofing in multi-story buildings. As a natural mineral wool, it fits HTS 6806.10.00.20 for batts ≤61 cm, excluding coated textiles or Chapter 69 items. Durable against compression.
Eco-Friendly Rock Wool Batts 20-inch Width
Bio-soluble rock wool batts, 20 inches wide, with low bio-persistence for safer handling in green building projects. Classified in HTS 6806.10.00.20 as rock wool batts ≤61 cm, free from Chapter 71 or 95 exclusions. Recyclable and mold-resistant.