Monocrystalline Diamond Powder
High-purity monocrystalline synthetic diamond powder for semiconductor wafer lapping, meeting strict powder form criteria. Classified in HTS 7105.10.00 as synthetic precious stone powder. Excludes any metal plating per chapter note.
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More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If larger grits for industrial cutting, not powder
Synthetic diamond grits over powder size classified as worked diamonds.
If for semiconductor end-use insulated wire
End-use in electronics may trigger Section XVI classification over Chapter 71.
If alloyed with 2%+ platinum
Precious metal alloys containing diamond powder classified by dominant metal.
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Import Tips & Compliance
• Provide SEM analysis confirming monocrystalline structure
• Declare purity levels (>99%) to support synthetic precious stone status
• Avoid bulk packaging that suggests unfinished goods in 7104
Related Products under HTS 7105.10.00
Natural Diamond Grinding Powder
Powder derived from crushed natural diamonds, compliant with 90% through 0.5mm sieve, used in high-end polishing compounds. HTS 7105.10.00 covers both natural and synthetic diamond powders explicitly. Treated as precious stone powder per chapter notes.
Diamond Lapping Powder 325 Mesh
325 mesh diamond powder from synthetic sources, ensuring 90%+ passes 0.5mm for optical lens polishing. Precisely matches HTS 7105.10.00 definition for diamond powder. Not clad or alloyed with precious metals.
Polycrystalline Diamond Powder
Polycrystalline synthetic diamond powder for thermal management coatings, 90% through 0.5mm sieve. Fits HTS 7105.10.00 for diamond dust and powder specifically. Not jewelry articles per note 9.
Diamond Paste Carrier Powder
Base diamond powder used in manufacturing lapping pastes, synthetic, sieve-compliant for tariff purposes. HTS 7105.10.00 applies before mixing into chemical pastes. Meets precious stone powder definition.
CVD Diamond Powder Residue
Powder byproduct from Chemical Vapor Deposition synthetic diamond production, refined to 0.5mm sieve standard. Classified as synthetic diamond powder under HTS 7105.10.00. Industrial residue not jewelry per note 9.
Nano-Diamond Powder USP Grade
Ultra-fine nano-scale synthetic diamond powder (USP purified) for biomedical polishing, 100% through 0.5mm sieve. HTS 7105.10.00 for all diamond powders regardless of size. Excludes semiprecious stone mixtures.