Micronized PTFE Powder from China
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.
Duty Rate — China → United States
30.8%
Rate breakdown
9903.88.0225%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)
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Specify grind method (jet mill vs. cryogenic) and D50 particle size
• Certify free of agglomeration for primary powder status