Silicon Carbide Raw Precursor from Canada
Elemental silicon lumps serving as precursor for silicon carbide (SiC) abrasive production via Acheson process. Falls under 2804.69.50.00 as nonmetal silicon not pure or semiconductor-grade.
Duty Rate — Canada → United States
15.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include process flow documentation proving use as elemental precursor, not finished carbide
• Test for impurities; levels >1% may require additional chemical analysis declarations
• Avoid packaging mimicking finished goods to prevent set classification issues