HPHT Synthetic Diamond Powder
HPHT synthetic diamond powder is produced via high-pressure high-temperature synthesis and used in wire saw slurry. It is in powder form, with 90% or more passing through a 0.5 mm sieve, qualifying under tariff item 7105.10.00. This product is not metal-clad and is classified as synthetic diamond powder.
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
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 the powder is of other precious stones
Covers other precious or semi-precious stone powders.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Confirm the powder's particle size distribution to meet the sieve requirement
• Label the product clearly as synthetic diamond powder for customs
• Keep production records to prove the HPHT origin if requested
Related Products under Tariff item 7105.10.00
80 Mesh Natural Diamond Powder
80 mesh natural diamond powder is fine natural diamond dust graded to pass through a 0.5 mm sieve, derived from crushed industrial-grade diamonds. It is classified under tariff item 7105.10.00 as natural diamond powder. This product meets the subheading note for powder form.
CVD Diamond Powder Residue
CVD diamond powder residue is a byproduct of chemical vapor deposition synthetic diamond production, refined to pass a 0.5 mm sieve. It is classified as synthetic diamond powder under tariff item 7105.10.00, as it consists of dust and powder of synthetic precious stones. This product is not jewelry and falls under Chapter 71 notes.
CVD Synthetic Diamond Dust 80 Mesh
CVD synthetic diamond dust at 80 mesh is milled from chemical vapor deposition synthetic diamonds. It is classified under tariff item 7105.10.00 as synthetic diamond powder, meeting the powder form specifications. This product is used in thermal paste formulations and is not jewelry.
Diamond Lapping Powder 325 Mesh
Diamond lapping powder at 325 mesh is a synthetic diamond powder used for polishing optical lenses. It meets the powder form criteria with 90% or more passing through a 0.5 mm sieve. This product falls under tariff item 7105.10.00 as dust and powder of diamonds.
HPHT Natural Diamond Lapping Powder
HPHT natural diamond lapping powder is refined to 80 mesh fineness for optical lapping. It is classified under tariff item 7105.10.00 as natural diamond powder, meeting the powder form criteria. This product is used in finishing precision components.
Industrial Diamond Powder
Industrial diamond powder is a fine powder from natural or synthetic diamonds, with 90% or more passing through a 0.5 mm sieve, used for grinding and polishing tools. It is classified under tariff item 7105.10.00 as dust and powder of diamonds. This product is not jewelry and is excluded from other chapters by Note 3.