Delay Electric Detonator from Germany
Electric detonators with built-in pyrotechnic delays for sequential blasting in tunneling projects, allowing precise millisecond timing. It is covered by HTS 3603.60.00.00 as an electric detonator designed for industrial explosive operations. Delays ensure rock fragmentation without flyrock hazards.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• MSHA approval required for underground mining use; store below 25°C to prevent degradation; declare exact delay durations on commercial invoice