Sintered Tungsten Bar Stock for Heat Sinks from China
Unwrought tungsten bars from sintering, raw stock for thermal management heat sinks in electronics and military applications. Under HTS 8101.94.00.00 for simple sintered forms with superior heat dissipation. High density aids in compact designs.
Duty Rate — China → United States
41.6%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.91.1125%Effective with respect to entries on or after January 1, 2025, articles the product of China, as provided for in subdivision (j) of U.S. note 31 to this subchapter
Import Tips
• Thermal property certifications support classification and end-use declarations
• Ensure no pre-drilled holes or shapes that suggest 8101.99 classification
• ITAR compliance may apply for defense-related imports—check export controls