Glass-Filled Granular PTFE Compound from Germany
Granular PTFE compounded with 15-25% glass fiber for enhanced mechanical strength, where PTFE remains the predominant polymer (>95% monomer content). Falls under HTS 3904.61.00.10 as filled granular fluoropolymer in primary form per statistical note 1. Commonly used in injection molding for pump housings and electrical insulators.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide filler content breakdown (e.g
• 20% glass) in commercial invoice for statistical reporting; ensure granules qualify as primary form, not preforms
• Pitfall: declaring as unfilled if compounding exceeds disclosure thresholds