Amprius Si-Nanowire Anode 4500mAh Cell
Silicon nanowire composite anode lithium-ion cell achieving 4500mAh in 18650 format, shattering traditional graphite limits. >400Wh/kg specific energy rivals primary lithium cells. HTS 8507.60.00 classification unchanged by anode innovation.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | 3.4% | +50.0% | 53.4% |
| 🇲🇽Mexico | 3.4% | +25.0% | 28.4% |
| 🇨🇦Canada | 3.4% | +25.0% | 28.4% |
| 🇩🇪Germany | Free | +15.0% | 15% |
| 🇯🇵Japan | Free | +15.0% | 15% |
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 marketed as primary lithium with silicon composite
Mercuric oxide-free primary lithium cells; Si-anode clearly rechargeable
If silicon-carbon composite anode powder only
Battery material preparations excluding complete cells
Not sure which classification is right?
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Import Tips & Compliance
• Si-anode cells exhibit 300% first-cycle loss; document irreversible capacity on datasheet
• Nanostructure fragile; specify maximum crush force for UN38.3 compliance
• High first-cycle coulombic efficiency (>85%) verifies commercial nanowire technology
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