3603.40.00.00/Non-Electric Delay Blasting Cap/Japan

Non-Electric Delay Blasting Cap from Japan

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.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

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Import Tips

• Declare delay timing specifications on commercial invoice; ensure compliance with DOT hazardous materials regulations for Class 1.1B explosives; maintain chain-of-custody documentation for licensed blasters only