Boron Carbide Abrasive Micro-Powder F220
F220 grit boron carbide micro-powder standardized for precision lapping and polishing of semiconductors and optics. Classified as chemically defined boron carbide under HTS 2849.90.10.00 before final abrasive article assembly.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If natural or artificial abrasive powder on textile base
Abrasive powders fixed on supports become Chapter 68 articles.
If chemically treated as chromium compounds
Alternative chemical definitions shift to other inorganic base compounds.
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Import Tips & Compliance
• Include FEPA or ANSI grit size certification to distinguish from industrial mixtures
• Declare as 'not for consumer use' to avoid retail packaging classifications
• Monitor particle size distribution; ultrafine powders (<1 micron) may require respiratory protection declarations
Related Products under HTS 2849.90.10.00
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