Synthetic Diamond Powder
Fine synthetic diamond powder where 90% or more passes through a 0.5 mm sieve, used for industrial grinding and polishing applications. Classified under HTS 7105.90.00.00 as powder of synthetic precious stones (diamonds). Meets subheading note definition for 'powder form'.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If derived from natural diamonds
Powder from natural precious stones (diamonds) classified under 7105.21, not synthetic.
If mounted on paper/cloth as grinding wheels
Millstones or grinding wheels of agglomerated synthetic diamonds fall under Chapter 68.
If chemically processed into industrial grade
Synthetic diamond dust prepared for specific lab use may classify as inorganic compounds.
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Import Tips & Compliance
• Provide lab certification confirming 90%+ passes 0.5mm sieve to meet 'powder form' definition
• Declare synthetic origin accurately; natural diamond powder may shift to 7105.21
• Avoid misclassification as finished abrasives under Chapter 68; focus on raw stone powder
Related Products under HTS 7105.90.00.00
Tourmaline Abrasive Powder
Natural tourmaline dust for specialty polishing of hardened steels and ceramics. HTS 7105.90.00.00 covers other natural semi-precious stone powders.
Synthetic Opal Powder
Lab-created silica-based opal powder for iridescent coatings and polishing. Classified under 7105.90.00.00 as synthetic semi-precious stone powder.
Peridot Dust
Natural olivine (peridot) powder for olivine sandblasting alternatives. Meets 7105.90.00.00 for natural semi-precious stone dust.
Aquamarine Grinding Powder
Natural beryl (aquamarine) powder for high-end lapidary and optics work. HTS 7105.90.00.00 for other natural semi-precious stone powders.
YAG Laser Powder
Yttrium aluminum garnet (YAG) synthetic powder precursor for laser crystals. Classified under 7105.90.00.00 as synthetic precious stone powder for optical applications.
Sapphire Polishing Powder
High-purity synthetic sapphire (corundum) powder for semiconductor wafer polishing, meeting 0.5mm sieve standard. HTS 7105.90.00.00 covers synthetic semi-precious stone powders other than diamonds.