High-Purity Acrylic Tow for Composite Reinforcement
Specialized acrylic filament tow with ≥92% acrylonitrile, featuring <70,000 fine filaments (≤1.59 decitex) in separable construction for carbon fiber precursors in composites. Classified under HTS 5501.30.00.10 due to exact filament specs for high-performance applications.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If acrylonitrile content <92% but still acrylic/modacrylic
Lower acrylonitrile threshold tows fall under the general acrylic tow subheading 5501.20
If twisted into textured polyester-type yarn
Processed into synthetic filament yarn (Chapter 54) rather than remaining as unfinished tow
If further processed into glass fiber for composites
Not applicable directly, but misdeclared fiber types shift to glass fibers in Chapter 70
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Import Tips & Compliance
• Include chemical composition analysis report proving ≥92% acrylonitrile to avoid reclassification
• Label as 'filament tow for precursor use' and avoid end-product claims that suggest further processing
Related Products under HTS 5501.30.00.10
Acrylonitrile Filament Tow for Carbon Fiber Precursor
Synthetic filament tow containing 92% or more acrylonitrile units, with fewer than 70,000 filaments each of 1.59 decitex diameter or less, used as precursor material for carbon fiber production. This tow meets the precise filament count and diameter specifications outlined in HTS 5501.30.00.10, distinguishing it from broader acrylic tows.
Fine-Denier Acrylonitrile Tow for Aerospace Carbon Fiber
Precision-engineered acrylonitrile tow with 92+% acrylonitrile units, <70,000 filaments at 1.59 decitex max, optimized for aerospace-grade carbon fiber precursors. Meets HTS 5501.30.00.10's stringent separable tow and diameter criteria.
Carbon Fiber Precursor Acrylonitrile Tow Bundle
Bundled acrylonitrile filament tow (≥92% AN units) with exact <70,000 filament, ≤1.59 decitex specs in separable form for carbonization process. Specifically classified under HTS 5501.30.00.10.
Separable Acrylic Tow for PAN-Based Carbon Fibers
Separable filament tow with ≥92% acrylonitrile, designed to divide into sub-tows of <70,000 filaments (≤1.59 decitex), for polyacrylonitrile (PAN) carbon fiber production. Directly matches HTS 5501.30.00.10 specifications.
Precision Acrylic Filament Tow for Industrial Precursor
Industrial-grade acrylic tow meeting ≥92% acrylonitrile, <70,000 filament count at ≤1.59 decitex specs for carbon fiber precursor in automotive and wind energy applications. Classified per HTS 5501.30.00.10 filament criteria.
Low-Denier PAN Tow for Advanced Composites
Low-denier polyacrylonitrile (PAN) tow with 92+% acrylonitrile content, precise <70,000 filaments at 1.59 decitex or less, for advanced composite materials. Fits HTS 5501.30.00.10 due to specialized filament parameters.