Smoked sheets
Natural rubber, balata, gutta-percha, guayule, chicle and similar natural gums, in primary forms or in plates, sheets or strip: > Natural rubber in other forms: > Smoked sheets
Duty Rate (from China)
Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Products classified under HTS 4001.21.00
Sumatra Smoked Rubber Sheets
Indonesian Sumatra-origin smoked sheets known for earthy aroma, ribbed and dried traditionally. Classed in HTS 4001.21.00 as natural rubber smoked sheets.
Vietnamese Smoked Rubber Sheets
High-volume Vietnamese RSS-grade smoked sheets meeting international standards for export. HTS 4001.21.00 primary smoked natural rubber.
Sri Lankan Smoked Rubber Sheets
Sri Lankan ribbed smoked sheets with consistent quality for automotive use. Fits HTS 4001.21.00 as uncompounded primary form.
Ribbed Smoked Sheets (RSS1)
High-quality natural rubber smoked sheets graded as RSS1, produced by coagulating latex from Hevea brasiliensis, rolling into ribbed sheets, and smoke-drying over wood fires. Classified under HTS 4001.21.00 as smoked sheets in primary form, retaining essential character as raw material without vulcanizing agents or fillers beyond permitted additives.
Ribbed Smoked Sheets (RSS2)
Standard-grade RSS2 smoked sheets of natural rubber, lightly stained but technically clean, with dirt content under 0.20%. Made via traditional coagulation and smoking process, qualifying as 'smoked sheets' in HTS 4001.21.00 for primary natural rubber forms.
Ribbed Smoked Sheets (RSS3)
RSS3 grade smoked natural rubber sheets with moderate staining and slightly higher dirt (max 0.55%), still suitable for tire and footwear compounding. Falls under HTS 4001.21.00 as primary smoked sheets per chapter notes excluding compounded mixtures.
Ribbed Smoked Sheets (RSS4)
Lower-grade RSS4 smoked sheets with higher ash content (max 1.0%) and visible bark specks, used in lower-end rubber products. Classified in HTS 4001.21.00 as it meets 'smoked sheets' definition without prohibited additives.
Ribbed Smoked Blanket Sheets
Large blanket-style smoked natural rubber sheets without ribs, coagulated and dried in bulk for industrial use. HTS 4001.21.00 applies to these primary form smoked sheets of natural rubber.
Thin Smoked Rubber Sheets (Adi Sheets)
Premium thin 'Adi' smoked sheets prized for clarity and uniformity, used in high-end latex products. Qualifies under HTS 4001.21.00 as primary smoked natural rubber sheets.
Heavy Smoked Rubber Sheets (RSS5)
RSS5 heavy-grade smoked sheets with higher impurities for cost-sensitive applications like mats. HTS 4001.21.00 for primary form despite lower quality.