Heavy-Duty Battery Separator Material
Nonwoven separator from mechanically entangled polyethylene staple fibers weighing more than 150 g/m², used in industrial lead-acid batteries to prevent short circuits. Fits 5603.94.90.50 as staple fiber mechanically entangled nonwoven not excluded by plastic embedding notes. Chapter notes confirm inclusion unless fully coated both sides.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported as part of complete battery
Electrical machinery parts classified by function in Chapter 85.
If cellular plastic reinforced by textile
Chapter note (c) assigns to plastics chapter.
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Import Tips & Compliance
• Provide battery end-use documentation; test for exclusionary plastic content; declare as material vs finished battery component
Related Products under HTS 5603.94.90.50
Automotive Cabin Air Filter Media
Nonwoven fabric made from mechanically entangled polyester staple fibers, weighing over 150 g/m², used as the filter media in car cabin air filters to capture dust and pollen. Classified under HTS 5603.94.90.50 due to its mechanical entanglement process and staple fiber composition, without full embedding in plastics. It meets the chapter notes as a nonwoven not excluded to chapters 39 or 40.
Industrial Dust Collection Filter Bags
Heavy-duty nonwoven felt from needle-punched polypropylene staple fibers over 150 g/m², formed into bags for capturing fine dust in manufacturing plants. Falls under 5603.94.90.50 as mechanically entangled (needleloom) staple fiber nonwoven per chapter definition of felt. Not laminated beyond visible limits to stay in Chapter 56.
Geotextile Separation Fabric
Nonwoven polypropylene staple fiber fabric produced by mechanical needling, exceeding 150 g/m², used in civil engineering to separate soil layers in road construction. HTS 5603.94.90.50 applies to its staple fiber mechanical entanglement without exclusionary plastic lamination. Cohesion enhanced by stitch-bonding qualifies under chapter notes.
Needle-Punched Roofing Underlayment
Synthetic staple fiber nonwoven sheet over 150 g/m², mechanically entangled for use as breathable underlayment beneath roofing shingles to prevent moisture buildup. Classified in 5603.94.90.50 matching the mechanical entanglement of staple fibers description. Minimal impregnation doesn't trigger Chapter 39 exclusion.
Medical Wipe Substrate Nonwoven
Mechanically entangled rayon-polyester blend staple fiber nonwoven fabric >150 g/m² serving as base for disinfectant medical wipes in hospitals. HTS 5603.94.90.50 due to production by needlepunching staple fibers, qualifying as nonwoven felt per chapter notes. Not fully coated on both sides.
Abrasive Backing Nonwoven Web
Staple fiber nonwoven produced by mechanical entanglement, over 150 g/m², used as flexible backing for sanding discs and belts in woodworking. Under HTS 5603.94.90.50 for its needlepunched construction from synthetic staples. Resin coating is minimal, not visible both sides per notes.