Oil-Resistant PTFE-Doped Nonwoven Filter Media from China
Meltblown nonwoven filter media from polypropylene filaments, 24 g/m², doped with PTFE particles for oil repellency in industrial air filters. Fits HTS 5603.11.00.10 as impregnated/coated man-made filament nonwoven ≤25 g/m² with PTFE beyond standard plastics exclusion. Used in HVAC and automotive cabin filters.
Duty Rate — China → United States
37.5%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Provide filtration efficiency tests (e.g
• HEPA specs) for valuation; customs scrutinizes technical textiles
• Confirm doping doesn't constitute 'lamination' per chapter notes to stay in 5603
• EPA/NIOSH compliance docs mandatory for filter media destined for respirators