[TheForge] post sand blasting

[peter fels & phoebe palmer]

Excellent!..thanks!

On 11/5/2010 4:41 PM, Mike Spencer wrote:
>
> pf>  Gosh...i take my reply back! Learned something.
>
> Here's some more.  For small items,
>
>      http://www.finishing.com/121/03.shtml
>
> Wikipedia chimes in:
>
>      HTTP://en.wikipedia.org/wiki/Parkerize
>
> And there a a lot of commercial systems, e.g.
>
>      http://www.p2pays.org/ref/04/03306.htm
>
> It's not neccessary to use manganese, zinc, vanadium or other more
> exotic components, though.  Just a fibreglass or stainless tank/tray,
> phosphoric acid and, if your shop is chilly outright cold, a Cal-rod
> heater of some kind -- modified paint stripper, water heater element,
> stock tank heater -- to keep the acid just kinda toasty-warm.  I got
> onto this by seeing a heated phosphoric acid tank in Richard
> Quinnell's shop, which he used for a lot of very high-end work.
>
>
> - Mike
>