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Samarium-Cobalt Sintered Disc Magnet from China

Cylindrical disc permanent magnet produced through powder metallurgy sintering of samarium and cobalt, ideal for high-reliability sensors and actuators. Falls under HTS 8505.11.0050 as a metal permanent magnet specifically of sintered samarium-cobalt construction.

Duty Rate — China → United States

39.6%

Rate breakdown

9903.91.0625%Effective with respect to entries on or after January 1, 2026, articles the product of China, as provided for in subdivision (g) of U.S. note 31 to this subchapter
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

Include alloy composition analysis reports; U.S

Customs may test for samarium content to distinguish from cheaper alternatives

Label as 'not for consumer sale' if industrial grade to avoid potential toy safety regulations under CPSIA

Check for anti-dumping duties on Chinese-origin rare-earth magnets through Commerce Department scopes