Lake Copper Refined Sheet 5.5mm Thick
Lake Superior refined copper sheet, 5.5mm thick, traditional for artistic casting molds. Classified HTS 7409.19.10.00 as refined copper exceeding 5mm. Known for fine grain structure.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If bronze with tin 3-10% and zinc <10%
Copper-tin bronzes per note (b) exception classify as alloys.
If powder or unwrought flakes
Powder forms of refined copper are 7406, not plates.
If made into rivets post-import
Fasteners like copper rivets become 7415 articles.
Not sure which classification is right?
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Import Tips & Compliance
• Historical grade documentation helps prove refined copper lineage
• Confirm no lead content exceeding trace levels per purity standards
• Package to prevent surface scratches affecting 'sheet' vs 'worked' status
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