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Fender TAG ID Restoration Options?

Zero bends, guaranteed..

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The material data sheets for Evaporust specifically state "Contains no solvents, acids, bases or hazardous ingredients" so I'd think no phosphoric acid. Besides, phosphoric acid solutions are converters that turn rust black, not remove it. Evaporust uses a chelating agent to remove iron oxide, like a molasses solution but much faster. The tip you made about using oxalic acid is a good one; an oxalic acid solution is a chelating agent. Perhaps that is what is in Evaporust?

it sure acts like a weak acid to me
now you are going to make me check its ph
 
it sure acts like a weak acid to me
now you are going to make me check its ph
Their TDS sheet lists ph as 6 - 7.1, presumably starting at 6 and weakening as it gets used up. So, less acid than tea or coffee.
 
How about using some wire brushes and some paint remover.

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The material data sheets for Evaporust specifically state "Contains no solvents, acids, bases or hazardous ingredients" so I'd think no phosphoric acid. Besides, phosphoric acid solutions are converters that turn rust black, not remove it. Evaporust uses a chelating agent to remove iron oxide, like a molasses solution but much faster. The tip you made about using oxalic acid is a good one; an oxalic acid solution is a chelating agent. Perhaps that is what is in Evaporust?
I looked at the Safety Data Sheet & you are correct Photon...no phosphoric acid. My "guess" would then be citric acid + a chelating agent. There certainly is "some" type of acid in it or it wouldn't dissolve rust, regardless of what their sales literature says.
 
It does help thanks! Amazon has it for $15 for 2 lbs. what else can I use this for? Can I use it for like trunk surface rust etc?

The oxalic acid approach really only works well if you can soak the parts inside a closed bucket or something. I'd probably go with evapo-rust or similar for the trunk surface rust if it were me.

Also, rebel has a good idea to maybe just use some brass wire brushes + paint remover on the fender tag. That should work too.
 
I’ve used baking soda in one of those cheap blasters where you just stick the hose in a bucket. I just stick the hose in a 5 pound bag of Arm & Hammer from Walmart. It will remove the paint without damaging the metal.
 
Works brand toilet bowl cleaner also does a great job of cleaning rust off of small parts. Plus it’s cheap
 
Hi I use molasas for this check it out on the webb for the best mix for your purpose clean up all grease and dirt put it, in my dad would even put a cleaned engine block in it would come out like fresh casting , it works and dosent hurt aluminim. I get it at local farm supply about 25.00 for 5 gal.
 
vinegar and lemon juice will also work to kill rust
the thing about that and molasses' is they will have to soak in it for
a couple of days,even weeks to work well.
evaporust will work overnight.
 
vinegar and lemon juice will also work to kill rust
the thing about that and molasses' is they will have to soak in it for
a couple of days,even weeks to work well.
evaporust will work overnight.
fyi...
vinegar = acetic acid
lemon juice = citric acid
 
So I thought I would close this thread with the results I got using evaporust. That stuff needs a lot of time to work. But the results were effective. I did need to use a hand site brush for small spots to clear up. Sorry for not providing any before or after. In hind sight this thread would have been more helpful to others. Here is the final result with primer.

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