Glass Fiber Battery Separator Mat
A chemically bonded open fabric of glass fibers designed as separator material in lead-acid batteries, allowing electrolyte flow while preventing short circuits. Classified in HTS 7019.73.90 for other open chemically bonded glass fiber fabrics. Its porous, open structure is essential for battery performance.
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More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If classified as needle-punched felt rather than chemically bonded
Battery separator felts without chemical bonding process go to other nonwovens in 7019.59.
If imported as assembled battery component
Complete battery parts classify under Chapter 85 electrical machinery, not raw glass fabrics.
If narrower width under specific dimensional limits
Fabrics under 30cm width have separate statistical breakout in 7019.73.10.
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Import Tips & Compliance
• Include battery manufacturer specifications confirming open porosity and chemical bonding to support 7019.73.90 classification
• Declare exact grammage and fiber diameter; heavy mats risk reclassification as 7019.59 felt
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