Polytetrafluoroethylene (PTFE)
Polymers of vinyl chloride or of other halogenated olefins, in primary forms: > Fluoropolymers: > Polytetrafluoroethylene (PTFE)
Duty Rate (from China)
Except as provided in headings 9903.88.12, 9903.88.17, 9903.88.20, 9903.88.54, 9903.88.59, 9903.88.61, 9903.88.63, 9903.88.66, 9903.88.67, 9903.88.68, 9903.88.69, or 9903.88.70, articles the product of China, as provided for in U.S. note 20(c) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(d)
Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Subheadings
Products classified 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.
PTFE Fine Powder Resin
Micronized polytetrafluoroethylene fine powder (average particle size 0.2-10 microns) for paste extrusion into wires and tubes. Classified in HTS 3904.61.00 as pure PTFE in primary form exceeding 95% monomer content.
PTFE Pellets for Injection Molding
High-molecular-weight polytetrafluoroethylene pellets designed for compression and injection molding applications. Meets HTS 3904.61.00 criteria as unfilled PTFE with ≥95% monomer units in primary pellet form.
High-Purity PTFE Granules
Pharmaceutical-grade polytetrafluoroethylene granules with ultra-high purity (>99.9% PTFE), used in medical device molding. Falls under HTS 3904.61.00 per strict 95% monomer content rule for named polymers.
PTFE Dispersion Powder
Coagulated polytetrafluoroethylene powder from aqueous dispersion polymerization, used in coatings and additives. Classified HTS 3904.61.00 as it comprises 100% PTFE meeting primary form polymer criteria.
Extrusion-Grade PTFE Resin
Polytetrafluoroethylene resin optimized for ram extrusion into rods and profiles, featuring controlled particle size distribution. HTS 3904.61.00 applies as pure PTFE polymer in primary granular form.
PTFE Molding Powder
Free-flowing polytetrafluoroethylene molding powder for isostatic pressing into billets. Qualifies for HTS 3904.61.00 with documented 95%+ PTFE monomer composition.
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.
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.
PTFE Pre-Sintered Powder
Partially sintered polytetrafluoroethylene powder for improved green strength in molding. Remains HTS 3904.61.00 as thermal processing doesn't constitute chemical modification.