BTW, the aluminum stuff from smoothon, is what I got, it is more of a nickel than aluminum. I also did not like the results.  I buy my power from 
http://search.ebay.com/_W0QQsassZpkunlimited  I have had good luck with it.  Just remember to wear something to protect your lungs.  Breathing in the power is not good.  Cruzer found that you will need over 100%  power per resin!