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Fire-Resistant Slag Wool Bulk from Japan

High-density slag wool in bulk for fire-stopping applications in construction. HTS 6806.10.00.90 includes such heat-insulating mineral wools in bulk, excluding Chapter 69 ceramics.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter

Import Tips

• Fire rating certifications (UL, ASTM E119) required for clearance

• Declare melting point to substantiate fire resistance

• Avoid pre-packing into cartridges, triggering article classification