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3603.40.00.00/Long-Period Delay Cap/Japan

Long-Period Delay Cap from Japan

Detonating cap with extended delay periods (500ms-10s) for specialized underground contour blasting patterns. Provides sequential rock fracture control. Covered by HTS 3603.40.00.00.

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

• Document exact delay periods for blasting plan approval; temperature range testing required for hot climates; avoid X-ray inspection to prevent initiation

Long-Period Delay Cap from Japan — Import Duty Rate | HTS 3603.40.00.00