Battery Foil Aluminum 0.012mm Grade A123
High-purity 0.012 mm aluminum foil (grade A123) for lithium-ion battery current collectors, unbacked and rolled. HTS 7607.11.90 applies as thickness <0.2 mm, not further worked, non-alloyed per note (a).
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More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If alloyed for battery applications
Battery foils often alloyed (e.g., with trace elements), shifting to 7605.
If imported as part of finished battery
Assembled batteries classified complete in Chapter 85, not components.
If thickness 0.2-0.57 mm for structural battery parts
Thicker foil becomes 'clad sheet' or strip in 7606.91.
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Import Tips & Compliance
• Supply surface tension and tension test reports for battery-grade specs
• Watch for alloy confusion—confirm <0.1% Fe+Si for non-alloyed classification
• If slit to narrow widths <6mm, could affect if used as wire but here it's foil
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