-400 mesh, 9 micron average, uncoated
Atomized aluminum powder is used in glitter and high-powered rocket fuels. This powder is also used in flash powder. Limit of 1 pound per order, 2 pounds per year, unless you send us a copy of your current BATF High Explosives Manufacturing license.
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8 micron, coated
Indian Blackhead aluminum is a much darker aluminum than German Blackhead. Reputedly made with the same process and equipment used to make Blackhead in Germany in the 1950's. Performance compares very favorably.