Gas Atomized Copper Alloy Powder C11000 from Japan
C11000 electrolytic tough pitch copper powder produced by gas atomization, featuring spherical non-lamellar particles. Contains 99.9% copper with controlled oxygen for brazing and PM applications. Classified under HTS 7406.10.00.00 as it meets non-lamellar structure definition.
Duty Rate — Japan → United States
50%
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
• Include alloy chemistry certificate specifying UNS C11000 composition and oxygen levels
• Declare Hall flow rate (typically 25-35 sec/50g) as indicator of spherical morphology
• For aerospace applications, provide lot traceability back to melt certification