Electric detonators
Safety fuses; detonating cords; percussion or detonating caps; igniters; electric detonators: > Electric detonators
Duty Rate (from China)
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
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)
Products classified under HTS 3603.60.00.00
Blasting Cap Electric Detonator
An electric detonator used in mining and quarrying operations, consisting of a small explosive charge initiated by an electric current to trigger larger blasts. It falls under HTS 3603.60.00.00 as it is specifically classified as an electric detonator within the safety fuses and detonating cords heading. These devices ensure precise timing in controlled explosions.
Shock Tube Electric Detonator
A detonator that uses shock tubing connected to an electric initiator for safe, low-energy blasting in construction and demolition. Classified under HTS 3603.60.00.00 due to its electric initiation mechanism in the detonators subheading. It minimizes stray current risks in sensitive environments.
Delay Electric Detonator
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.
Lead-Free Electric Detonator
Environmentally friendly electric detonators using non-toxic initiators for seismic exploration in oil and gas drilling. Falls under HTS 3603.60.00.00 for electric detonators used in geophysical blasting surveys. Designed to reduce heavy metal contamination in sensitive areas.
High-Precision Electronic Blasting Detonator
Advanced electronic detonators with programmable timing for large-scale quarry operations, offering microsecond accuracy. Classified in HTS 3603.60.00.00 as electric detonators for commercial blasting. Enables optimized blast patterns for cost efficiency.
Surface Coal Mining Electric Detonator
Rugged electric detonators tailored for open-pit coal mining, resistant to moisture and dust per MSHA standards. Under HTS 3603.60.00.00 as electric detonators for industrial extraction. Supports high-volume overburden removal safely.
Underwater Electric Detonator
Waterproof electric detonators for harbor dredging and underwater demolition, with sealed electric bridges. Fits HTS 3603.60.00.00 for electric detonators in marine blasting applications. Pressure-tested to 100m depths.
Tunnel Boring Electric Detonator
Short-period delay electric detonators for tunnel boring machine-assisted blasting in infrastructure projects. Classified HTS 3603.60.00.00 as electric detonators for precise underground excavation. Reduces overbreak and vibration.
Seismic Survey Electric Detonator
Low-output electric detonators for vibroseis-resistant seismic surveys in oil exploration. HTS 3603.60.00.00 covers these electric detonators for geophysical purposes. Generates controlled energy pulses.
Quarry Instantaneous Electric Detonator
Zero-delay electric detonators for single-fire quarry blasting, providing immediate initiation. Under HTS 3603.60.00.00 for electric detonators in aggregate production. Ideal for small blasts.
Demolition Electronic Detonator
Programmable electronic detonators for building implosions, with wireless firing capability. HTS 3603.60.00.00 classifies as electric detonators for controlled demolition. Ensures structural collapse safety.
Copper Bridge Electric Detonator
Traditional electric detonators with thin copper bridgewire for reliable ignition in standard blasting. Falls under HTS 3603.60.00.00 as core electric detonator technology. Widely used in global mining.
MSHA-Approved Electric Detonator
Certified electric detonators meeting U.S. Mine Safety standards for underground coal and metal mines. HTS 3603.60.00.00 for compliant electric detonators. Features intrinsic safety design.
Long-Period Delay Electric Detonator
Electric detonators with extended delays up to 10 seconds for avalanche control and large blasts. Under HTS 3603.60.00.00 as specialized electric detonators. Used in forestry and highways.
Industrial Wireless Electric Detonator
Battery-powered wireless electric detonators for remote blasting in hazardous zones. Classified HTS 3603.60.00.00 for modern electric detonators. Reduces cable clutter.