Detaflex Detonating Cord from Canada
Detaflex is a low-sensitivity detonating cord with PETN explosive core in a flexible plastic jacket, used in quarrying and demolition. It propagates detonation at 6,400 m/s for reliable blast initiation. Falls under HTS 3603.20.00.00 specifically for detonating cords.
Duty Rate — Canada → United States
13%
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
• Declare exact PETN content and velocity specs on commercial invoice for proper HTS verification
• Use refrigerated transport if required by stability data to prevent degradation during shipping
• Avoid common pitfall of mislabeling as safety fuse, which changes classification and duties