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Chinese Bombyx Mori Raw Silk

Raw silk filament reeled from cocoons of the Bombyx mori silkworm, sourced from mulberry plantations in China. This unthrown silk retains its natural gum (sericin) and has not undergone any twisting or processing beyond reeling. It falls under HTS 5002.00.00.00 as raw silk noil-free and not thrown, representing the primary form of silk for further textile processing.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

5003.00Lower: 12.5% vs 35%

If containing silk noil or waste

Silk noil (short fibers from reeling waste) or unthrown silk noil classifies under 5003 as raw silk waste, not pure filament.

5004.00.00.00Same rate: 35%

If thrown or twisted into yarn

Once silk filaments are twisted together, it becomes thrown silk yarn under 5004, no longer raw silk.

5102.11Lower: 14% vs 35%

If from wild silkworms like tussah

Raw silk from non-Bombyx mori silkworms (e.g., Antheraea pernyi) falls under Chapter 51 as silk waste or noil from wild varieties.

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

Obtain a certificate of origin specifying mulberry-fed Bombyx mori silk to verify authenticity; ensure no degumming has occurred as that shifts classification; declare exact length/weight per bale to avoid valuation disputes

Related Products under HTS 5002.00.00.00

Indian Mulberry Raw Silk

Premium raw silk reeled from domesticated silkworms fed on mulberry leaves in India's traditional sericulture regions. The filaments are unprocessed beyond degumming prevention and skein formation, maintaining natural whiteness and gum content. Classified under HTS 5002.00.00.00 for its raw, unthrown state suitable for throwing mills.

Brazilian Bombyx Raw Silk Filament

Raw silk produced in Brazil's emerging sericulture industry from Bombyx mori cocoons, reeled into continuous filaments without throwing. This high-quality raw material supports global silk weaving with its natural luster and strength. HTS 5002.00.00.00 applies to this unprocessed, noil-free silk.

Vietnamese Cultivated Raw Silk

Raw silk filament harvested from Vietnamese mulberry silkworm farms, carefully reeled to preserve length and uniformity. Untreated and unthrown, it embodies the natural state post-cocoon extraction. Perfectly matches HTS 5002.00.00.00 for raw silk import duties.

Uzbek Mulberry Raw Silk Hanks

Hanks of raw silk reeled from Uzbek Bombyx mori cocoons, featuring excellent tensile strength and natural off-white color. This unthrown filament is the foundational material for luxury silk yarns. HTS 5002.00.00.00 covers this exact raw silk product.

Japanese Reeled Raw Silk

High-grade raw silk reeled using traditional Japanese techniques from superior Bombyx mori strains. The filaments remain untwisted and gum-coated for optimal dye uptake later. Strictly HTS 5002.00.00.00 as raw, not thrown silk.