Muscovite Mica Drilling Waste from Mexico
Dust and cuttings from drilling muscovite mica blocks for electronic components qualify as mica waste under HTS 2525.30.00.00. This fine waste material is commonly repurposed in cosmetics or rubber compounding after grinding. Classification hinges on its status as unworked byproduct of fabrication.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Provide machining process records to prove waste origin; test for purity levels as impurities may require hazardous declarations; use sift-proof bags to comply with dust regulations