Aluminum Reduction Fluorspar Briquettes
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.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If standard aluminum grade ≤97% CaF2
Purity percentage governs specific fluorspar tariff line.
If complexed with aluminum as alumino-fluorides
Chemical compounds of fluorides classify in Chapter 28.
If agglomerated with binders into built-up shapes
Worked agglomerated products may shift to Chapter 68 articles.
Not sure which classification is right?
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Import Tips & Compliance
• 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
Related Products under HTS 2529.22.00.00
Acid Grade Fluorspar Lump
High-purity fluorspar lumps containing over 97% calcium fluoride, mined and crushed for industrial use in hydrofluoric acid production. This raw material falls under HTS 2529.22.00.00 due to its exceptional calcium fluoride content exceeding 97% by weight, distinguishing it from lower-grade fluorspar.
Metallurgical Grade Fluorspar Powder
Finely ground fluorspar powder with >97% CaF2 content, used as a flux in steelmaking to lower melting points. Classified under HTS 2529.22.00.00 for its high calcium fluoride purity in raw, unprocessed mineral form.
High-Purity Fluorspar Chips
Chipped fluorspar pieces exceeding 97% calcium fluoride by weight, ideal for aluminum smelting fluxes. This product is specifically under HTS 2529.22.00.00 as natural fluorspar meeting the high-purity criterion.
Optical Grade Fluorspar Crystals
Natural fluorspar crystals selected for >97% CaF2 purity, used in lens manufacturing and spectroscopy. Falls under HTS 2529.22.00.00 as unworked high-purity fluorspar mineral.
Ceramic Flux Fluorspar Granules
Granulated fluorspar with over 97% calcium fluoride, serving as a flux in ceramic tile production. Classified in HTS 2529.22.00.00 for its natural high-purity state before processing.
Hydrofluoric Acid Feedstock Fluorspar
Premium lump fluorspar exceeding 97% CaF2, specifically graded for hydrofluoric acid synthesis. HTS 2529.22.00.00 applies to this raw, high-concentration natural mineral.