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
51%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
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