High-Purity Cu Rectangle Extrusion from Canada
Extruded 99.99% pure refined copper rectangular profile for semiconductor heat sinks and precision components. HTS 7407.10.50.10 applies to this solid rectangular cross-section bar of refined copper. Tight tolerance ±0.001" dimensions.
Duty Rate — Canada → United States
11%
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
Import Tips
• Provide extrusion process documentation proving solid rectangular (not hollow) construction
• For cleanroom applications, include particle contamination specs in import declaration
• Pre-qualify with customs via ruling for ultra-high purity claims above standard refined copper