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.
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Alternative Classifications
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If finished seal assemblies
Sealing products supersede raw material classification.
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Import Tips & Compliance
• Include AMS 3660/3661 certification and lot traceability
• Declare tensile strength/elongation per aerospace specs
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.
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.