Electronics Sintering Zinc Dust
High-fineness zinc dust from vapor process with 86% metallic zinc and spherical particles averaging 10-20 microns (all passing a 63-micron sieve), used in electronics for sintering conductive pastes. This product meets the Chapter 79 subheading note definition of zinc dust, requiring at least 80% of particles to pass through a 63 μm sieve and at least 85% metallic zinc content.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the zinc dust is doped or prepared for use in electronics
Chemical elements doped for use in electronics are classified in Chapter 38.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Confirm the product is imported as pure zinc dust—if mixed with other metals or binders for paste, classification may shift
• Provide documentation of the vapor condensation production method
• Check if the product qualifies for duty-free treatment under the Information Technology Agreement if used in electronics
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