Carbonyl Iron Powder for Microwave Absorbers from United States
Ultra-pure carbonyl iron powder with less than 0.1% impurities, used in radar-absorbing materials and magnetic composites. With a particle size of 3-10 microns, it provides high surface area for electromagnetic absorption. This powder is classified as 'other' iron powder under tariff item 7205.29.00, as it does not meet the definitions of alloy or stainless steel powders.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the powder's purity and particle size with a certificate of analysis to support classification as 'other' iron powder
• Be aware that carbonyl iron powder may be subject to end-use controls if used in defense applications
• Declare the exact chemical composition to avoid delays at the border