Silica Roving Fabric for Thermal Insulation Sleeves
Closed woven fabric of high-silica rovings (>93% silica filaments), mechanically bonded for manufacturing thermal sleeves on pipes. HTS 7019.61.40.30 due to uncolored composition and roving weave. Provides superior protection in foundry and petrochemical settings.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If other closed woven fabrics not high-silica
Non-specified high-silica woven rovings go to residual 7019.61.90.
If treated for industrial textile machinery
Functionally specialized textile fabrics shift to Chapter 59.
If in chopped or discontinuous form
Discontinuous filaments for fabrics classify earlier in 7019.10.
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Import Tips & Compliance
• Document mechanical bonding method and roving diameter to support classification
• Use HTS statistical note 622 references in entry summaries
• Test for lead crystal exclusion if any additives present (though unlikely)
Related Products under HTS 7019.61.40.30
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