[AT] soda blasting

[William Powell]

I converted a small blaster to soda using eastwoods kit. Found that it
worked great on oily parts, the soda bonded with the grease. I did not have
grest results with rust. It clogged a lot. Might have been a humid day?

On Thu, Nov 14, 2019, 10:50 AM Aaron Dickinson <a_dickinson at att.net> wrote:

> My brother-in-law’s father does soda blasting in Minnesota, I haven’t seen
> it or talked to him too much about it, but he runs an airport and his
> primary projects are airplanes (read a lot of aluminum). The soda does a
> great job of removing the paint without pitting the metal surface. Not sure
> how well it removes iron rust.
>
> Aaron Dickinson
> Mason, Michigan
>
> *From:* James Peck <jamesgpeck at hotmail.com>
> *Sent:* ‎Thursday‎, ‎November‎ ‎14‎, ‎2019 ‎9‎:‎49‎ ‎AM
> *To:* Antique Tractor Email Discussion Group
> <at at lists.antique-tractor.com>
>
> A sandblaster that feeds out the bottom converts to a soda blaster with
> this kit. It looks like you could easily dulicate it.
>
> I am guessing that soda is more negatively affected by moisture than sand
> and that all soda would need to be removed after each blast session. Looks
> like you can blow the soda out with this set of valves.
>
> https://www.eastwood.com/1-2in-universal-soda-blasting-retro-fit-kit.html
>
> Soda blasting apparently does not remove so much metal from smooth
> surfaces.
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