Group 3 Chrysotile Milled Asbestos for Friction Spinning
Fine-milled chrysotile fibers in group 3 spinning grade, equivalent to asbestos suitable for blending into friction material yarns. Classified under HTS 2524.90.0040 as other chrysotile milled fibers meeting spinning fiber specifications. Primarily destined for automotive brake and clutch yarn production.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If amphibole asbestos variety
Same milling specs but amphibole composition (crocidolite/actinolite) places it in the separate amphibole subheading.
If processed into friction blocks or shapes
Post-milling formation into molded friction products like brake shoes moves classification to Chapter 68 friction materials.
If used in paper manufacturing as filler
Chrysotile fibers incorporated into asbestos paper or millboard during production shift to heading 4823 for worked paper products.
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Import Tips & Compliance
• Provide spinning fiber length and micronization certifications to validate group 3 grade compliance during customs examination
• Ensure end-use declarations specify industrial spinning to prevent misclassification as general milled fibers
• Watch for contamination thresholds; fibers exceeding purity standards may require retesting and duty adjustment
Related Products under HTS 2524.90.00.40
Chrysotile Spinning Grade Milled Fibers
Milled chrysotile asbestos fibers classified as group 3 grades, specifically spinning fibers or equivalent, processed to a fine fibrous consistency suitable for yarn spinning. These fall under HTS 2524.90.0040 due to their chrysotile composition and specific milling for spinning applications within the asbestos category. They are used primarily in industrial textile manufacturing where high-temperature resistance is required.
Spinning Grade Chrysotile Asbestos Powder Fibers
Powdered form of group 3 milled chrysotile fibers optimized for spinning processes in high-strength composites. HTS 2524.90.0040 covers these as chrysotile spinning fibers or equivalent, distinguished by their specific milling to achieve uniform fibril length. Used in specialty rope and conveyor belt yarn production.
Industrial Spinning Chrysotile Group 3 Milled Fibers
High-grade milled chrysotile asbestos fibers (group 3) designed for industrial spinning into heat-resistant yarns. Falls under HTS 2524.90.0040 for chrysotile milled spinning fibers or equivalent per statistical notes. Essential for manufacturing protective gloves and fire curtains.