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HSChapter 40
U.S. imports of natural rubber in smoked sheets (HS 400121) totaled $17.2M in April 2026, traded with 12 countries.
Natural Rubber in Smoked Sheets imports of $17.2M in April 2026 ran 17% below the year-to-date monthly average of $20.7M.
Last updated: April 2026 dataRibbed smoked sheet (RSS) rubber is produced by coagulating field latex, rolling it into sheets, and smoking it in curing houses — a traditional processing method that imparts a characteristic amber color and distinct mechanical properties valued in tire and general rubber goods manufacturing. Thailand dominates US imports of this form, with Côte d'Ivoire and Indonesia also supplying meaningful volumes. The US schedule grades smoked sheets from Grade 1 (4001210010) through Grade 3 (4001210030), with an NESOI line (4001210050) covering off-grade or non-standard material; grade assignment follows the International Standards of Quality and Packing for Natural Rubber Grades (Green Book). Buyers should confirm grade certification at origin, as downgrading at port can affect contract pricing.
AI-written summary of the official U.S. Census Bureau trade figures on this page — verify before relying on it.
The grades reflect visual and physical quality standards set by the Green Book: Grade 1 (4001210010) permits minimal blemishes and no mold, Grade 2 (4001210020) allows slight oxidation or bubble marks, and Grade 3 (4001210030) tolerates more visible defects. Higher grades command price premiums and are preferred for precision rubber goods, while lower grades are typically used in general industrial applications where surface quality is less critical.
Thailand has the world's largest established Hevea plantation base, a mature processing infrastructure for RSS production, and long-standing trade relationships with US rubber compounders. Its dominance in this specific form — as opposed to technically specified grades — reflects the country's historical specialization in sheet rubber processing alongside its bulk TSNR output.
Monthly import values over time
| Country | Imports | Exports | Balance |
|---|---|---|---|
| COTE D'IVOIRE | $8.0M | -- | -$8.0M |
| THAILAND | $5.2M | -- | -$5.2M |
| GHANA | $1.7M | -- | -$1.7M |
| VIETNAM | $1.3M | -- | -$1.3M |
| MEXICO | -- | $959K | +$959K |
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HS10 import codes under this HS6 parent. Source: U.S. Harmonized Tariff Schedule.
| Code | Description | Import Value | Effective Tariff % | Duty Collected |
|---|---|---|---|---|
| 4001210030 | NATURAL RUBBER IN SMOKED SHEETS, GRADE 3 | $15.1M | -- | -- |
| 4001210010 | NATURAL RUBBER IN SMOKED SHEETS, GRADE 1 | $1.8M | 41.47% | $1K |
| 4001210050 | NATURAL RUBBER IN SMOKED SHEETS, NESOI | $189K | 25.02% | $760 |
| 4001210020 | NATURAL RUBBER IN SMOKED SHEETS, GRADE 2 | $0 | -- | -- |
NATURAL RUBBER IN SMOKED SHEETS, GRADE 3
NATURAL RUBBER IN SMOKED SHEETS, GRADE 1
NATURAL RUBBER IN SMOKED SHEETS, NESOI
NATURAL RUBBER IN SMOKED SHEETS, GRADE 2
HS10 export codes under this HS6 parent. Source: U.S. Schedule B export classification.
| Code | Description | Export Value |
|---|---|---|
| 4001210000 | NATURAL RUBBER IN SMOKED SHEETS | $959K |
NATURAL RUBBER IN SMOKED SHEETS
280.5K kg
NEW PNEUMATIC TIRES OF RUBBER, FOR MOTOR CARS
HS 401110
NEW PNEUMATIC TIRES OF RUBBER, FOR BUSES OR TRUCKS
HS 401120
GASKET, WASHERS & OTHER SEALS, OF VULCANIZED RUB
HS 401693
ARTICLES OF SOFT VULCANIZED RUBBER NESOI
HS 401699
MEDICAL/SURGICAL/DENTAL/VET GLOVES, MITTENS, MITTS
HS 401512
NEW PNEUMATIC TIRES OF RUBBER, NESOI
HS 401190
| State | Imports | Exports | Balance |
|---|---|---|---|
| South Carolina | $13.5M | -- | -$13.5M |
| Georgia | $1.8M | -- | -$1.8M |
| Texas | $79K | $735K | +$656K |
| Port | Imports | Exports | Balance |
|---|---|---|---|
| CHARLESTON, SC | $13.6M | -- | -$13.6M |
| SAVANNAH, GA | $2.0M | -- | -$2.0M |
| NORFOLK-NEWPORT NEWS, VA | $857K | -- | -$857K |