Shock Tube Detonator Cord from Mexico
Shock tube cord uses a thin explosive-filled plastic tube to transmit low-energy shock signals to detonators in blasting. Though lower energy than traditional detonating cord, it functions similarly for initiation. Included under HTS 3603.20.00.00 as detonating cord per tariff description.
Duty Rate — Mexico → United States
13%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Distinguish from non-explosive air tubes; provide composition analysis if challenged
• Store and ship separately from high explosives to meet segregation rules
• Use customs broker experienced in explosives for accurate entry filing