Carbon-Filled Granular PTFE for Bearings from Canada
Granular PTFE filled with carbon powder (10-15%) to improve wear resistance and conductivity, maintaining >95% PTFE monomer content. HTS 3904.61.00.10 covers this compounded granular form for primary processing into self-lubricating bearings. Used in automotive and aerospace applications.
Duty Rate — Canada → United States
15.8%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include Material Safety Data Sheet (MSDS) detailing carbon content for CBP review; segregate from unfilled in shipments
• Avoid pitfall of classifying as Chapter 85 electrical conductive material if conductivity is incidental