Saturday, December 19, 2009

What's the difference between 5 and 30 micron Aluminum Powder?

I'm buying some aluminum powder to make thermite and i'm wondering which is better for this and also what the difference between the two is?What's the difference between 5 and 30 micron Aluminum Powder?
One is a more finely ground powder. The finer stuff works better if you're making rocket propellant as when you compact it, it will compress better.What's the difference between 5 and 30 micron Aluminum Powder?
25 microns

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