High-Rebound Elastomeric Polysulfone LP-55 from China
High-Rebound Elastomeric Polysulfone LP-55 is a thermoplastic elastomer resin in pellet form for injection molding. Under HTS 3911.90.10.00 as elastomeric polysulfones in primary forms, meeting note 3 specifications. Its sulfur-ether backbone provides rubber-like rebound properties.
Duty Rate — China → United States
35%
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
9903.88.0225%Except as provided in headings 9903.88.12, 9903.88.17, 9903.88.20, 9903.88.54, 9903.88.59, 9903.88.61, 9903.88.63, 9903.88.66, 9903.88.67, 9903.88.68, 9903.88.69, or 9903.88.70, articles the product of China, as provided for in U.S. note 20(c) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(d)
Import Tips
• Ensure pellets are uncompounded primary polymer; compounded versions go to 3904.10 or similar
• Document elastomeric properties via stress-strain curves to justify over non-elastomeric 3911.90.90