Silk Bolting Cloth Roll for Gold Powder Refining
Industrial silk bolting cloth rolls used in precious metal powder refining to separate fine gold particles. HTS 5911.20.2000 covers silk bolting cloth as a technical textile per chapter note 8. Durable silk construction withstands chemical processing environments.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If heavier weight silk fabric not fine enough for bolting
Coarser silk woven fabrics classify under chapter 51 as general textile fabrics rather than specialized bolting cloth.
If coated or laminated with plastics
Plastic-impregnated textile fabrics move to heading 5903 per chapter exclusions for coated technical textiles.
If of man-made fibers for similar refining use
Same technical bolting function but different fiber content uses the 'other fibers' subheading.
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Import Tips & Compliance
• Declare chemical resistance specifications to justify industrial technical use classification
• Provide roll width and length measurements matching bolting cloth standards (typically >45cm width)
• Include buyer end-use affidavits confirming refining applications to avoid apparel textile scrutiny
Related Products under HTS 5911.20.20.00
Silk Bolting Cloth for Flour Sieving
Fine weave silk bolting cloth designed for sifting flour and fine powders in baking and milling operations. Classified under HTS 5911.20.2000 as bolting cloth of silk per note 8 to chapter 59, used for technical separation purposes. The silk mesh ensures precise particle size control without contamination.
Silk Mesh Screen for Pharmaceutical Powder Sieving
High-precision silk bolting cloth screens for pharmaceutical grade powder separation and quality control. Falls under HTS 5911.20.2000 as silk bolting cloth for technical uses specified in note 8. The ultra-fine silk weave meets GMP standards for contamination-free sieving.
Fine Silk Sieving Cloth for Ceramic Glaze Filtering
Specialty silk bolting cloth for filtering ceramic glazes and clay slurries in pottery production. Classified HTS 5911.20.2000 as silk bolting cloth for technical particle separation per note 8. Fine mesh prevents glaze imperfections while maintaining flow rates.
Silk Bolting Cloth for Spice Grinding Mills
Silk mesh bolting cloth fitted for spice grinding mills to grade particle sizes post-milling. HTS 5911.20.2000 applies to silk bolting cloth as technical sieve material per chapter note 8. Food-safe silk prevents flavor contamination in spice processing.
Silk Test Sieve Cloth for Laboratory Analysis
Precision silk bolting cloth for laboratory test sieves used in particle size analysis. Falls under HTS 5911.20.2000 as technical silk bolting cloth specified in note 8 to chapter 59. Calibrated weave meets ASTM standards for reproducible results.