No. 8 Blasting Cap
A standard detonating cap used in mining and quarrying operations to initiate the detonation of high explosives like dynamite. It consists of a small metal shell containing a primary explosive charge sensitive to shock or percussion. Classified under HTS 3603.40.00.00 as a detonating cap designed for blasting purposes.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If electric detonators
Electric detonators with integrated wiring for remote blasting fall under the electric detonators subheading rather than percussion caps.
If for small arms ammunition
Detonating caps specifically designed and calibrated for rifle or pistol cartridges are classified as small arms primers under Chapter 93.
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Import Tips & Compliance
• Obtain ATF permits for importing explosive devices and ensure UN-approved packaging; verify end-user certificates to prevent diversion; inspect for proper shock-resistant shipping containers to avoid accidental initiation
Related Products under HTS 3603.40.00.00
Non-Electric Delay Blasting Cap
A detonating cap incorporating a pyrotechnic delay element that allows for timed detonation sequences in tunnel blasting. The cap uses a shock-sensitive primary explosive initiated by a fuse. Falls under HTS 3603.40.00.00 due to its function as a non-electric detonating cap.
MS Delay Detonator Connector
A millisecond delay detonator cap used in surface mining to create precise blast patterns minimizing vibration. It connects to shock tube systems for non-electric initiation. HTS 3603.40.00.00 covers these specialized detonating caps.
Percussion Primer Cap
A sensitive percussion cap used in industrial riveting and demolition operations, initiated by mechanical impact. Contains primary explosive for reliable shock initiation. Properly classified under HTS 3603.40.00.00 as detonating caps.
Copper Shell Blasting Cap
Traditional copper-shelled detonating cap for underground coal mining, providing corrosion resistance in damp environments. Filled with pentaerythritol tetranitrate (PETN) base charge. HTS 3603.40.00.00 specifically for detonating caps.
Shock Tube Initiated Det Cap
Modern detonating cap designed for low-energy shock tube initiation systems, reducing stray current risks in electronic environments. Used in urban demolition projects. Classified HTS 3603.40.00.00 as detonating cap.
Quarry Blasting Cap Assembly
Heavy-duty detonating cap assembly for large-scale limestone quarry operations, featuring reinforced crimp for secure explosive attachment. Dual-shock sensitive for reliability. HTS 3603.40.00.00 designation.