Colored Silica Woven Cloth for Kiln Seals
Mechanically bonded, closed plain weave fabric from >93% silica filaments, dyed for identification, under HTS 7019.63.90.30. Used in kiln door seals for its thermal stability up to 1600°C.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If not mechanically bonded
Non-bonded glass fiber fabrics classify under 7019.62, excluding mechanically bonded types.
If packaged as retail-ready articles like mats
Fabrics cut and packaged for retail sale as articles shift to 7019.40 woven fabric articles.
If chopped strands, not continuous filaments
Discontinuous silica fibers classify as yarns/slivers under 7019.11, not filament fabrics.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Include MSDS sheets confirming non-hazardous silica composition; label rolls with HTS specifics for easy customs clearance; avoid mixing with lower-purity batches to prevent contamination claims
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