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Copper Shell Blasting Cap from Japan

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.

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%

Import Tips

Provide mine safety certification from MSHA; use anti-static shipping containers; declare copper content for potential metal content duties