3904.61.00.10/Glass-Filled Granular PTFE Compound/Canada

Glass-Filled Granular PTFE Compound from Canada

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 — Canada → United States

5.8%

Rate breakdown

9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
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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

Glass-Filled Granular PTFE Compound from Canada — Import Duty Rate | HTS 3904.61.00.10