IIR Butyl Rubber Lumps for Seals from United States
> Irregular lumps of unprocessed isobutene-isoprene (butyl) rubber for industrial seal production. Lumps are a primary bulk form under Chapter Note 3(b), and the rubber is unadulterated synthetic rubber, classifiable under tariff item 4002.31.00.
Duty Rate — United States → Canada
0%
Import Tips
• > Ensure the lumps are not compounded with any additives beyond the permitted list in Chapter Note 5(B)
• Provide a statement from the manufacturer that the rubber is in its raw state
• Check if the lumps are uniform in composition to avoid issues with classification