HMX (Cyclotetramethylene Tetranitramine) Crystals

HMX is a powerful nitroamine high explosive used in military applications and commercial blasting. Classified under HTS 3602.00.00.60 as 'other' prepared explosives, distinct from propellant powders, due to its high detonation velocity and brisance.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+17.5%17.5%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

2921.43.15.00Higher: 41.5% vs 17.5%

If pure chemical form for industrial synthesis, not prepared explosive

Guanidine nitrates classified chemically in Chapter 29 before explosive preparation.

3601.00.00Higher: 20.75% vs 17.5%

If containing nitrocellulose exceeding 80% by weight

Heading 3601 specifically covers nitrocellulose-based explosives.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Secure Bureau of Industry and Security (BIS) export licenses alongside ATF approvals for defense-related explosives

Label packages with UN 0114 markings and maintain temperature control below 50°C to prevent decomposition

Avoid common error of shipping without DOT-approved packaging, resulting in carrier refusals and fines