Electric detonators
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Duty Rate (from China)
Subheadings
Products classified under Tariff item 3603.60
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 is specifically designed as an electric detonator, falling under tariff item 3603.60.00.
3603.60.00Copper Bridge Electric Detonator
Traditional electric detonators with a thin copper bridgewire for reliable ignition in standard blasting operations. They are core electric detonator technology, widely used in global mining, and fall under tariff item 3603.60.00.
3603.60.00Delay Electric Detonator
Electric detonators with built-in pyrotechnic delays for sequential blasting in tunneling projects, allowing precise millisecond timing. They are designed for industrial use and fall under tariff item 3603.60.00 as electric detonators.
3603.60.00Demolition Electronic Detonator
Programmable electronic detonators for building implosions, with wireless firing capability. They are electric detonators designed for controlled demolition, falling under tariff item 3603.60.00.
3603.60.00High-Precision Electronic Blasting Detonator
Advanced electronic detonators with programmable timing for large-scale quarry operations, offering microsecond accuracy. They are classified as electric detonators for commercial blasting under tariff item 3603.60.00.
3603.60.00Industrial Wireless Electric Detonator
Battery-powered wireless electric detonators for remote blasting in hazardous zones. They are modern electric detonators that reduce cable clutter, falling under tariff item 3603.60.00.
3603.60.00Lead-Free Electric Detonator
Environmentally friendly electric detonators using non-toxic initiators for seismic exploration in oil and gas drilling. They fall under tariff item 3603.60.00 for electric detonators used in geophysical blasting surveys.
3603.60.00Long-Period Delay Electric Detonator
Electric detonators with extended delays up to 10 seconds for avalanche control and large blasts. They are specialized electric detonators used in forestry and highways, falling under tariff item 3603.60.00.
3603.60.00MSHA-Approved Electric Detonator
Certified electric detonators meeting U.S. Mine Safety standards for underground coal and metal mines. They are compliant electric detonators with intrinsic safety design, falling under tariff item 3603.60.00.
3603.60.00Quarry Instantaneous Electric Detonator
Zero-delay electric detonators for single-fire quarry blasting, providing immediate initiation. They are ideal for small blasts in aggregate production, falling under tariff item 3603.60.00.
3603.60.00Seismic Survey Electric Detonator
Low-output electric detonators for vibroseis-resistant seismic surveys in oil exploration. They generate controlled energy pulses for geophysical purposes, falling under tariff item 3603.60.00.
3603.60.00Shock Tube Electric Detonator
A detonator that uses shock tubing connected to an electric initiator for safe, low-energy blasting in construction and demolition. It is classified under tariff item 3603.60.00 due to its electric initiation mechanism.
3603.60.00Surface Coal Mining Electric Detonator
Rugged electric detonators tailored for open-pit coal mining, resistant to moisture and dust per MSHA standards. They are used for industrial extraction, falling under tariff item 3603.60.00.
3603.60.00Tunnel Boring Electric Detonator
Short-period delay electric detonators for tunnel boring machine-assisted blasting in infrastructure projects. They are used for precise underground excavation, falling under tariff item 3603.60.00.
3603.60.00Underwater Electric Detonator
Waterproof electric detonators for harbor dredging and underwater demolition, with sealed electric bridges. They are pressure-tested to 100m depths, falling under tariff item 3603.60.00 for marine blasting applications.