One advantage of trying SS shavings is that, if you have access to the machine shop, you can select for jobs where "heavy" cuts were turned.  I suspect that the SS scrub pads are simply too thin to hold up under the mechanical load.

Regards,
Dale
 
> > Hi Ed
> > Have you tried stainless steel shavings (turnings). My muffler has now
> done
> > 100 hrs and still makes the same noise so I guess the packing is still
> > there. [snip]
>
>  Hi Ian,
>     No, I have not tried stainless steel shavings, however, I did get some
> stainless steel scrub pads and stuffed around a dozen into the tubes back a
> year or more ago.  They lasted a couple of weeks.  They did not surcum to
> the heat, but the shock wave pounded them into small 1/4" lengths and blew
> them out the end.  However, I suspect they did not have the structural
> integrity of a strip of stainless steel shavings, so, if I can locate a
> source, I'll give it a try.
> [snip]
> Ed Anderson