Carbonyl Iron Powder for Microwave Absorbers from Japan
Ultra-pure carbonyl process iron powder (<0.1% impurities) used in radar-absorbing materials and magnetic composites. Particle size 3-10 microns enables high surface area for EM absorption. HTS 7205.29.00.00 as other iron powder not meeting alloy definitions.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Document carbonyl decomposition process confirming <5 micron particle size,Provide impurity analysis (<100 ppm total) verifying ultra-high purity status,Classify based on iron content regardless of high-tech end use applications