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Micronized PTFE Powder

Ultra-fine ground polytetrafluoroethylene powder (1-20 micron) used as lubricant additive in engineering plastics. HTS 3904.61.00 as primary PTFE polymer meeting purity threshold.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China5.8%+37.5%43.3%
🇲🇽Mexico5.8%+10.0%15.8%
🇨🇦Canada5.8%+10.0%15.8%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+12.5%12.5%

Alternative Classifications

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

3403.19Lower: 18.3% vs 43.3%

If used as lubricant grease

Lubricating preparations exclude pure polymers.

3904.69Lower: 19% vs 43.3%

If hybrid fluoropolymer

Blends classify by predominant monomer unit.

3920.99Lower: 18.3% vs 43.3%

If compacted into additive masterbatch

Processed forms beyond primary resin scope.

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.

Import Tips & Compliance

• Specify grind method (jet mill vs. cryogenic) and D50 particle size

• Certify free of agglomeration for primary powder status