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%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Confirm block structure via GPC analysis; no surface printing beyond ID
• Roll packaging specs; distinguish from TPEs in Chapter 39