Re: Any "Best Practice" Recommendations for clearing chips and feed/speed when

Hi Marcus,

Reminds me! Powdered aluminum and sulfur are used for a propellant in
amateur rockets!


Marcus & Eva wrote:

>
> Hi All:
> There was a note in a recent issue of "Model Engineers Workshop" where a
> fellow described sustaining serious burns from combustion of aluminum and
> steel grinding residue.
> He apparently was grinding steel on an abrasive belt machine that had
> previously been used to grind aluminum rivets to length, and was blasted
> with a substantial fireball when the mixture ignited.
> I guess the sparks from the steel were sufficient to set the mixture off.
> I have frequently had the grinding residue from my surface grinder begin to
> smoulder inside the guard. Very stinky!!
> Cheers
>
> Marcus