Silicone Sponge Rubber Sheets from Canada
High-temperature resistant cellular silicone rubber sheets for gasketing and insulation. Under 4016.10.00.00 as vulcanized cellular rubber per Chapter 40 definitions, suitable for extreme environments. Maintains flexibility from -60°C to 200°C.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Certify silicone polymer meets synthetic rubber elongation/recovery test
• Distinguish from silicone plastics (3920) via rubber-specific vulcanization proof
• Large sheets may classify as 4008.21 if simple rectangular primary forms