HPHT Natural Diamond Lapping Powder from United States
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.
Duty Rate — United States → Canada
0%
Import Tips
• Document the HPHT processing of natural diamonds
• Ensure the powder meets the sieve requirement with a certificate
• Include the intended use in the customs declaration