Isn't all copper the same?

Originally Posted by Filthy

not all copper is created equal.



Now, sheet copper for roofing or otherwise isnt load bearing, nor does it conduct. it is typically decorative, so they use low grade copper, AND the fact that it is so thin makes it surface area to weight ratio less than desirable for smelting. It has a lower recovery rate and gets downgraded.

Thanks for that explaination. I always wondered why they pay less for copper sheet and now I know why.