Originally Posted by dwebb210
I think the article in your link says exactly the same thing I did.
Except I pointed out that the amount of metal oxides that
form are completely inconsequential.
Tin starts to oxidize out of the melt at around 700F. How much, and how fast, are things I can't answer. So I suppose part of the answer might depend on the temperature of the melt.
Might drop Glen a line, he seems to always be willing to help out with more detail, as desired. Has a PhD in chemistry, so you'll get all of the information you need, and then some