Detaflex Detonating Cord from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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