Aluminum Reduction Fluorspar Briquettes from China
Briquetted fluorspar >97% CaF2 for use in aluminum electrolysis cells as electrolyte component. Remains under HTS 2529.22.00.00 as agglomerated natural high-purity mineral, not chemically altered.
Duty Rate — China → United States
0%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Document briquetting process doesn't involve binders changing composition
• Certify compression strength to verify integrity for customs inspection
• Separate from synthetic cryolite to avoid mixture classification issues