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Low-Temperature PTFE Resin

Modified polytetrafluoroethylene resin with reduced sintering temperature for energy-efficient processing. Still classified HTS 3904.61.00 as chemically unmodified pure PTFE polymer.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China5.8%+25.0%30.8%
🇲🇽Mexico5.8%—5.8%
🇨🇦Canada5.8%—5.8%
🇩🇪Germany5.8%—5.8%
🇯🇵Japan5.8%—5.8%

More Specific Codes

This product may fall under a more specific subheading:

3904.61.00.10Granular, whether or not filled or compounded (see statistical note 1 to this chapter)
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3904.61.00.90Other
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Alternative Classifications

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

3904.69Lower: 16.5% vs 30.8%

If chemically modified

Subheading note requires chemically modified PTFE in 'Other' fluoropolymers.

3824.99Lower: 15% vs 30.8%

If processing aid additives >5%

Significant additive content makes chemical preparations.

3926.90.99Lower: 22.8% vs 30.8%

If pre-sintered forms

Heat-processed shapes become plastic articles.

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Import Tips & Compliance

• Confirm no chemical modification per subheading note (a)(3) via FTIR analysis

• Document sintering profile to prove primary resin status

Related Products under HTS 3904.61.00

PTFE Food Contact Compliant Resin

FDA-compliant polytetrafluoroethylene resin for food processing equipment components. Meets HTS 3904.61.00 as pure PTFE with required extractive limitations.

PTFE Chemical Processing Grade

High chemical resistance polytetrafluoroethylene for lining reactors and tanks. Pure resin form qualifies under HTS 3904.61.00 fluoropolymer heading.

High-Bulk Density PTFE

Polytetrafluoroethylene resin with engineered high bulk density (0.8+ g/cc) for automated molding. Pure PTFE composition qualifies under HTS 3904.61.00 primary polymer provisions.

PTFE for Electrical Insulation

Low dielectric loss polytetrafluoroethylene resin for wire insulation extrusion. Meets HTS 3904.61.00 as ≥95% pure PTFE monomer in primary form.

PTFE Aerospace Grade Resin

Polytetrafluoroethylene meeting aerospace specifications (AMS 3660) for seals and bearings. HTS 3904.61.00 classification as specification-grade pure PTFE polymer.

Virgin Polytetrafluoroethylene Resin

Pure polytetrafluoroethylene (PTFE) resin in granular form, consisting of 100% PTFE monomer units, used as a base material for molding into sheets, rods, or other shapes. It falls under HTS 3904.61.00 as it meets the 'poly' prefix requirement of 95% or more PTFE content by weight in primary form.