Making rollers on the moon

They might creep in there as voids and cracks due to motel metal comming in contact with colder solidified metal. Rollers have to be fairly defect free or they don't work so well to create flat sheets of iron.

GARY ANSORGE wrote: When it comes to producing items from molten metal in
a vacuum, I wonder where bubbles could even creep into
the metal?

Gary 7

> I'm researching the techniques of using molten
> nickel iron to create rollers and other equipment
> necessary for lunar manufacturing.
>
> The key question is can you build up the molten
> iron on a rod very much like you wind up yarn on a
> spool? Are there issues like bubbles or rough
> consistency to be concerned with.
>
> The goal is to figure out what is needed for turning
> the lunar iron into useable structural members like
> rolled steel, 'I' beams, breaks, and presses.
>
> Thanks, Thor
>

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