Tungsten Heat Sink Scrap from Mexico
Scrap from machined tungsten-copper composite heat sinks for power electronics. Classified as tungsten scrap if tungsten predominant.
Duty Rate — Mexico → United States
2.8%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Separate copper components before shipment for pure tungsten scrap classification
• Include thermal property test reports if disputed