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Soda Blasting Neutralization

Started by jdiesel33, November 23, 2010, 03:13:10 PM

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jdiesel33

Had my 68 soda blasted, then primered. Just now read that after soda, you need to clean thoroughly and neutralize with warm soapy water or vinegar and water. I didnt do that, but did use this after blast metal prep from Eastwood. Do you think this did the trick or do I have to take the primer off and neutralize?

http://www.eastwood.com/eastwood-afterblast.html

Thanks
1968 Dodge Charger R/T
PP1,Black Hat, Black Stripes

4cruzin

I would say you are fine.  When I did the converitble, I was instructed that I had to etch the car immediately after the blasting was completed.  It appears that is what you did according to the description in your link.   :2thumbs:
Tomorrow is promised to NOBODY . . . .

DC_1

Hopefully you wont have problems. Thing with soda is it leaves behind a thin film of pulverized Baking Soda on the bare metal surface which can by itself act as a protective film to prevent flash rust for a month or so if the car is kept inside and dry. The step that many fail to do is remove this pulverized Baking Soda film prior to painting.
The correct method is to blow out any crevices or seams with compressed air then using a clean cloth DAMPENED - (not soaked) in a bucket of warm, soapy water, wipe the surface removing the pulverized Baking Soda film, Rinse and ring frequently. When done, repeat the process with fresh clean water. After that, apply a metal surface etching solution such as the Eastwood product you linked and you will have no adhesion or paint problems. Failing to get rid of that film may cause paint issues down the road.

jdiesel33

I think they it was hosed off about a day after then it was kept inside, then we used the Eastwood product. I sure hope it is ok. I dont want to have to remove the current coat of primer and start over.

Bad ass red '68!!!!! That is exactly what mine looks like. Or did at least and hopefully will again soon.
1968 Dodge Charger R/T
PP1,Black Hat, Black Stripes