Waterproof Safety Fuse from China

Safety fuse with multiple wax-impregnated textile layers and plastic overwrap for underwater and wet environment blasting in civil engineering projects. Consistent 40-second-per-meter burn rate qualifies it under HTS 3603.10.00.00. Ideal for dam construction and marine demolition.

Duty Rate — China → United States

20.5%

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
9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)

Import Tips

Hydrostatic pressure test results required to validate waterproof claims

Import bonds often needed due to high-value mining contracts

Segregate from electric detonators to prevent accidental initiation risks