Tin Bronze Foil with Insulation Backing
High-tin bronze foil (0.13 mm thick) with plastic insulation backing for flexible heaters. Backed copper-tin alloy foil HTS 7410.22.00.00; tin > other elements.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If assembled into heating elements
Functional electrical heaters from foil classified in Chapter 85 electric apparatus.
If low tin, treated as refined copper
Tin <3% may not qualify as bronze, falling to refined copper backed.
If self-adhesive plastic backed
Adhesive polymer backing dominant shifts to plastic self-adhesive tapes.
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Import Tips & Compliance
• High tin content requires verification; zinc allowance <10% if present
• Insulation backing docs essential; electrical resistance specs may trigger Chapter 85 review
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