Phlogopite Mica Splittings for Insulation from China
Split phlogopite mica in book-pack form, ideal for high-temperature electrical insulation precursors. Meets mica splittings definition under statistical note (b) for book-pack laminae used in agglomerated mica (6815). HTS 2525.10.00.20 covers these unworked splittings.
Duty Rate — China → United States
35%
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
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Provide mineral composition certificates confirming phlogopite vs. muscovite to support valuation
• Ensure packaging prevents breakage—damaged splittings may classify as mica waste (2525.20)
• Avoid mixing with powders; pure splittings prevent misclassification as worked products