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Removing Finish from Aluminum Cans | Annealing | Discovering Dick Blick Tooling Foil
This might be of interest to those who desire a more pure form of natural aluminum finish:
https://www.youtube.com/watch?v=HHWNqxCYMtA
It requires boiling the cans in a pressure cooker for 20 minutes before using acetone to easily wipe the print off. I haven't tried this yet but it does look inviting but be careful, pressure cookers can be dangerous.
The next site is good on aluminum can detail. Enough so that you can find out what the annealing temperature is for alloys 3104-H19 or 3004-H19 is 775 degrees Fahrenheit (413 degrees Centigrade):
Beverage can - New World Encyclopedia
Recycling is a good thing but returning an aluminum can to a raw material suitable for forming compound curved surfaces for modeling at scale has convinced me that it is cheaper and easier to order rolls of it from Dick Blick:
Pure Metal Tooling Foil - BLICK art materials
-Gil
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