High-Purity Group 5 Chrysotile Milled Fiber
High-purity group 5 grade milled chrysotile asbestos fibers for specialty gaskets and seals. Classified in HTS 2524.90.0045 for chrysotile milled fibers meeting group 4/5 milling tolerances. Ultra-fine for maximum reinforcement.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If made into tubes or pipes
Asbestos formed into tubular structures classifies as Chapter 68 articles of asbestos.
If mixed with cement into slabs
Asbestos-cement mixtures become worked building materials in heading 6811 or 6812.
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Import Tips & Compliance
• Request supplier COA with XRD analysis confirming chrysotile (>95%) and group 5 specs
• Avoid bulk packaging; use sealed fiber drums to prevent customs hold for exposure risks
• Monitor MFN vs. special rates; chrysotile from Brazil/Russia may qualify for GSP if eligible
Related Products under HTS 2524.90.00.45
Chrysotile Milled Fiber Grade 4
Finely milled chrysotile asbestos fibers classified as group 4 grade, processed by grinding into short, fibrous particles for reinforcement applications. These fibers fall under HTS 2524.90.0045 as milled fibers of chrysotile asbestos in group 4 and 5 grades, distinct from crude or flock forms. Used primarily in industrial composites requiring fine dispersion.
Group 5 Grade Chrysotile Milled Asbestos Fiber
Ultra-fine milled chrysotile asbestos fibers in group 5 grade, optimized for high-dispersion applications in friction materials. Classified under HTS 2524.90.0045 due to specific milling to group 4/5 standards as defined in tariff statistical notes. Essential for brake linings and gaskets.
Grade 4/5 Milled Asbestos for Friction Compounds
Specialty milled chrysotile fibers blending group 4 and 5 grades for automotive friction compounds like brake shoes. Falls under HTS 2524.90.0045 as defined for these precise milled chrysotile categories. Fine particle size ensures uniform mixing.
Industrial Grade 4 Milled Chrysotile Fibers
Milled chrysotile asbestos fibers of group 4 grade, produced by dry milling for use in cement reinforcement and roofing compounds. HTS 2524.90.0045 applies specifically to these finer milled variants of chrysotile asbestos, excluding coarser groups or other forms. Provides thermal stability in composites.