Fusion Message Board

In this space, visitors are invited to post any comments, questions, or skeptical observations about Philo T. Farnsworth's contributions to the field of Nuclear Fusion research.

Subject: Re: Abandoned vacuum chamber
Date: Oct 10, 11:51 am
Poster: Richard Hull

On Oct 10, 11:51 am, Richard Hull wrote:

> Anyway what I would like to know is if anyone can come up with any lookouts or problems with the idea. I was considering either phosphor bronze or a corrosion resistant aluminium but i don't know how they perform in a vacuum with regard to outgassing/vapours etc.


The phosphor broze would be out due to out gassing (Zinc) and micro pits. Aluminum is OK for the most part, but with casting, you are always prone to piting and gas inclusions throughout the piece.

I would really go with extruded or spun hemispheres.

Richard Hull