3921.90.40.10/Kraft Paper Backed Heat Shrink Tubing/China

Kraft Paper Backed Heat Shrink Tubing from China

Polyolefin heat-shrink tubing with kraft paper liner for electrical insulation applications. Paper prevents tubing from shrinking onto mandrels during storage and handling. Classified under HTS 3921.90.40.10 as flexible plastic tubing/sheet reinforced with paper.

Duty Rate — China → United States

39.2%

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)

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Import Tips

• Provide shrink ratio and recovery temperature specs confirming plastic film properties

• Include technical datasheets showing paper liner's functional reinforcement role

• Distinguish from unreinforced tubing (3917) by emphasizing paper component in docs