Granular Silicon 99.6% for Silicone Rubber Production from China
Granules of 99.6% pure silicon, feedstock for methylchlorosilane synthesis in silicone polymer manufacturing. Fits HTS 2804.69.10.00 as high-purity elemental silicon granules, chemically defined per Chapter 28 notes. Size range 1-5mm.
Duty Rate — China → United States
17.8%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
Import Tips
• Seal in nitrogen-purged containers to maintain purity during ocean transit
• Reference Direct Process origin if from copper-catalyzed reaction