High Purity OFHC Copper Powder

Oxygen-Free High Conductivity (OFHC) copper powder with <5 ppm oxygen content and non-lamellar spherical morphology. Used in high-performance electronics and superconductors. HTS 7406.10.00.00 for pure copper powders of non-lamellar structure.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

7403.11.00.00Lower: 26% vs 35%

If supplied as >99.99% pure unwrought copper

Oxygen-free high conductivity copper bars/wire classified as refined copper.

7406.20.00.00Same rate: 35%

If dendritic electrolytic powder marketed as OFHC

Non-spherical electrolytic powders may be lamellar depending on processing.

8548.00.00.00Same rate: 35%

If incorporated into electrical powder metallurgy parts

Electrical components made from copper powder classified by electrical function.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Provide inert gas fusion analysis certificate verifying oxygen <10 ppm

OFHC powders require hermetic sealed packaging; declare vacuum level maintained

Electrical conductivity certification (>101% IACS) supports high purity claims

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