Tungsten Boron Nitride Composite Powder from Japan
Intimate mixture of tungsten powder and boron nitride for high-temperature lubricant and mold release applications in hot pressing. Inorganic composite with solid lubricant properties. Under 3824.99.3500 as tungsten inorganic mixture.
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
• XRD analysis confirms composite structure vs. simple mechanical blend
• Class 9 miscellaneous dangerous goods for air shipment of fine powders
• Specify apparent density and flow rate for foundry additive verification