Fiberglass Battery Separator Fabric
Thin, chemically bonded non-woven fabric of uncolored glass microfibers serving as separators in lead-acid batteries. Classified in HTS 7019.72.40 for other not colored chemically bonded glass fiber closed fabrics. Ensures electrolyte flow and prevents short circuits.
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More Specific Codes
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If wovens used in battery applications
Woven glass fabrics for similar uses are distinctly classified.
If electrical insulators of other materials
If primarily insulating function dominates, may shift to electrical machinery chapter.
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Import Tips & Compliance
• Include purity certificates for electrical grade glass; note microporous structure in docs
• Avoid pitfall: classifying as plastic under 3920 if resin-impregnated
Related Products under HTS 7019.72.40
Chemically Bonded Fiberglass Insulation Mat
A non-woven mat made from chemically bonded glass fibers, used for thermal and acoustic insulation in walls and attics. It falls under HTS 7019.72.40 as it is an other closed chemically bonded fabric of glass fibers that is not colored. The structure provides strength without weaving, suitable for construction applications.
Non-Woven Glass Fiber Filter Media Sheet
A chemically bonded, closed-weave style non-woven sheet of uncolored glass fibers designed for air and liquid filtration systems. Classified under HTS 7019.72.40 for other not colored chemically bonded glass fiber fabrics. Provides high efficiency filtration due to its fibrous structure.
Glass Fiber Veil for Composite Reinforcement
A lightweight, chemically bonded non-woven veil of continuous uncolored glass filaments used as surface reinforcement in composite laminates. Fits HTS 7019.72.40 as other not colored closed chemically bonded glass fiber fabric. Enhances surface finish and resin compatibility in FRP production.
Uncolored Chemically Bonded Glass Mat for Roofing
Chemically bonded non-woven glass fiber mat used as reinforcement in asphalt shingles and roofing felts, not colored. HTS 7019.72.40 covers this other closed fabric of glass fibers. Provides dimensional stability and tear resistance.
Non-Woven Glass Fiber Surfacing Veil
Chemically bonded veil of fine uncolored glass fibers applied as a surfacing layer in pultrusion and resin transfer molding processes. HTS 7019.72.40 applies to this other closed fabric type. Improves aesthetics and corrosion resistance in composites.
Glass Microfiber Paper Substitute Mat
High-porosity chemically bonded mat of uncolored glass microfibers mimicking filter paper for lab and industrial uses. Falls under HTS 7019.72.40 as other not colored chemically bonded fabric. Offers superior chemical resistance.