Slag Wool Sound-Absorbing Batts 62 cm Wide from Japan
Slag wool batts produced from blast furnace slag, 62 cm wide, used for acoustic insulation in ceilings and walls of commercial buildings. Classified under HTS 6806.10.00.40 for mineral wools in batts over 61 cm wide, providing sound-insulating properties without coatings excluded by chapter notes. Ideal for HVAC enclosures and studio partitioning.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Include noise reduction coefficient (NRC) test reports and fiber diameter specs to substantiate sound-insulating claims during import valuation
• Label clearly as 'non-combustible mineral wool' and avoid packaging resembling finished articles of chapter 94 to prevent reclassification