Cotton-Core Safety Fuse from China
Traditional black powder safety fuse with a cotton core impregnated with gunpowder, wrapped in multiple textile layers for waterproofing and durability. Classified under HTS 3603.10.00.00 for its role as a low-explosive time-delay fuse in demolition and quarrying. Burn speed is approximately 35-45 seconds per meter.
Duty Rate — China → United States
23%
Rate breakdown
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)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Provide burn rate test certificates from accredited labs to avoid reclassification as fireworks
• ATF Form 6 required; ensure importer is registered explosives dealer
• Avoid mixing with detonating cord in shipments to prevent hazardous combination rules