Synthetic Diamond Powder for Oil Drilling Bits from Japan
Coarse synthetic diamond powder designed for matrix bonding in PDC (Polycrystalline Diamond Compact) drill bits for oil/gas exploration. Meets HTS 7105.10.0050 powder criteria (90% <0.5mm). Industrial grade excluding jewelry applications.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Include API/ISO specifications confirming suitability for drill bit impregnation
• Ship in anti-static containers; static discharge can alter powder characteristics
• Document thermal stability rating (>700°C) to verify industrial drilling grade