Grade 2 Smoked Rubber Sheets
These are natural rubber sheets produced from coagulated latex, smoked to preserve and darken them, meeting the Grade 2 RSS standard with specific visual and physical criteria like moderate pricks and slight bark. Classified under HTS 4001.21.0020 as smoked sheets in primary form, not compounded with vulcanizing agents or fillers per Chapter Note 5. Ideal for further processing into tires, footwear, and industrial products.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | +25.0% | 25% |
| 🇲🇽Mexico | Free | — | Free |
| 🇨🇦Canada | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If in liquid latex form before coagulation
Uncoagulated natural rubber latex falls under 4001.10 as a primary liquid form, not sheets.
If technically specified RSS grades like TSR10
Technically specified natural rubber in bales or lumps is classified under 4001.22, not smoked sheets.
If waste parings from sheet production
Rubber waste or scrap from manufacturing, unusable as-is per Note 6, goes to 4004.
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Import Tips & Compliance
• Verify Grade 2 certification via visual inspection reports and plasticity retention index (PRI) tests to meet US Customs criteria
• Provide mill test certificates confirming no prohibited additives like vulcanizing agents, as per Chapter Note 5(a)
• Avoid misdeclaration as latex (4001.10) by documenting the smoking process and sheet form
Related Products under HTS 4001.21.00.20
Ribbed Smoked Sheets Grade 2 (RSS2)
Ribbed Smoked Sheets (RSS) Grade 2 are pale crepe-like natural rubber sheets with ribbed texture from standard field coagulation and smoke-drying, allowing slight blemishes. HTS 4001.21.0020 covers this primary form of smoked natural rubber sheets, essential for rubber compounding without prohibited modifications. Commonly used in tire treads and conveyor belts.
Standard Indonesian RSS2 Smoked Rubber Sheets
Produced in Indonesia from Hevea brasiliensis latex, these Grade 2 smoked sheets feature light brown color, ribbed surface, and meet regional standards for export. Falls under HTS 4001.21.0020 as natural rubber smoked sheets in primary rectangular form, free of compounding additives. Key raw material for automotive and consumer rubber goods.
Thai Grade 2 Smoked Sheet Rubber (RSS2)
High-quality Thai RSS2 sheets from smoked natural latex coagulation, Grade 2 allowing very slight bark and transparent stains. HTS 4001.21.0020 applies to these primary form sheets, uncompounded and in simple rectangular blocks. Widely used in global rubber industry for hoses and seals.
Malaysian RSS No. 2 Smoked Rubber Sheets
Malaysian-produced Grade 2 ribbed smoked sheets with controlled smoking for uniform color and pliability, from natural Hevea latex. Classified in HTS 4001.21.0020 as primary smoked sheets, retaining raw material character without additives. Essential for manufacturing belting and molded goods.
Vietnam Grade 2 Smoked Natural Rubber Sheets
Vietnamese RSS Grade 2 sheets, lightly smoked for preservation, with ribbed texture and allowable minor defects per VISNR standards. HTS 4001.21.0020 for these natural rubber primary sheets, not further worked. Used in footwear soling and automotive parts.
Sri Lankan RSS2 Grade 2 Smoked Sheets
Premium Sri Lankan natural rubber smoked sheets Grade 2, processed via traditional smoking over rubber wood fires for natural preservation. Under HTS 4001.21.0020 as uncompounded primary form sheets with geometric rectangular shape. Supplies global demand for high-quality compounding base.