watercrawl
Active Member
Heat treating stainless steels and I have a question or two.
What does foil wrap do? I've read that it keeps the oxygen out and creates a sort of mini-vacuum. And? I haven't been able to hunt down the reason that's good or necessary.
What happens when you don't use it?
What does foil wrap do? I've read that it keeps the oxygen out and creates a sort of mini-vacuum. And? I haven't been able to hunt down the reason that's good or necessary.
What happens when you don't use it?