Re: peroxide compatibility question

At 10:50 PM 3/28/2004 -0500, you wrote:
>We have discussed similar approaches for a biprop engine.   A copper inner
>liner should be fine, assuming it's coated with a very adherent coating
>within
>the cooling passages, such as Nickel.   Nickel *should* be nonreactive enough
>to work at moderate temperatures, but we haven't tried this yet.   I don't
>know
>if Tin would be adherent enough for this purpose.
>
>Dan

One of our regeneratively cooled engines was nickel plated brass.  We 
couldn't run it steady state because of the small size, but running 
peroxide through it didn't seem to cause any problems.

John Carmack