SBR Block Copolymer Sheets from Canada
Thin SBR sheets in rectangular form from block copolymerization, for rubber goods calendering. HTS 4002.19.00 per note 8 for simply cut sheets retaining primary character. Thermoplastic-like but vulcanizable.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Confirm block structure via GPC analysis; no surface printing beyond ID
• Roll packaging specs; distinguish from TPEs in Chapter 39