Boron Carbide Abrasive Micro-Powder F220
F220 grit boron carbide micro-powder standardized for precision lapping and polishing of semiconductors and optics. This chemically defined boron carbide powder is classified under tariff item 2849.90.00 as a carbide, whether or not chemically defined, in powder form.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
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Import Tips & Compliance
• Confirm the powder is not mixed with abrasives or binders, which could change classification
• Keep records of the F220 grit standard to demonstrate consistency
• Check if the powder is for semiconductor use, which may require end-use documentation
Related Products under Tariff item 2849.90.00
Amorphous Boron Carbide Granules 10-50 Micron
Amorphous boron carbide granules in the 10-50 micron range, used as a metallurgical additive and ceramic raw material. This chemically defined boron carbide compound is classified under tariff item 2849.90.00 as a carbide, whether or not chemically defined, other than those specified elsewhere.
Boron Carbide Abrasive Grit
Boron carbide (B4C) grit used in high-performance abrasives and armor materials. Classified under tariff item 2849.90.00 as other chemically defined carbides, excluding metal-sintered cermets, ideal for nozzle linings and cutting.
Boron Carbide Powder B4C 99% Purity
High-purity boron carbide powder with 99% purity, used as an abrasive in polishing and grinding. This chemically defined inorganic compound of boron is classified under tariff item 2849.90.00 as a carbide, whether or not chemically defined.
Boron Carbide Sputtering Target Material
High-density boron carbide material prepared for thin-film deposition via sputtering in semiconductor manufacturing. This chemically defined boron carbide in raw target form is classified under tariff item 2849.90.00 as a carbide, whether or not chemically defined.
Chromium Carbide Additive for Cermets
Granular chromium carbide (Cr3C2) in the 10-50 micron range, specifically for mixing into cermet powder formulations for powder metallurgy. This chemically defined chromium carbide is classified under tariff item 2849.90.00 as a carbide, whether or not chemically defined.
Chromium Carbide Powder
Chromium carbide (Cr3C2) powder applied in thermal spray coatings for corrosion resistance. Classified under tariff item 2849.90.00 for chemically defined carbides excluding those sintered with metals, used in aerospace and petrochemical industries.