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removeing paint

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removeing paint
Posted by Anonymous on Saturday, December 18, 2004 2:00 PM
i have an athearn GP9 that someone has costom painted and i need to remove the pain so that i can repaint the shell. i was wondering what is the best method for removing paint without damaging the shell. I have heard that rubbing alchoal works well, but have never tryed it. what type of a prosses should i go thougth to remove the paint once i have decided on a solvent?
thanks
matt
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Posted by Virginian on Saturday, December 18, 2004 3:39 PM
I pretty much use Pine Sol for all paint removal anymore. It's the only thing I have found that will strip Rivarossi. Just dunk it in it, let it soak, and use a soft toothbru***o remove the paint. Check every hour or so to see how it's doing.
If the smell bothers you, a final wash in blue Dawn and hot water will cure that.
What could have happened.... did.
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Posted by areibel on Sunday, December 19, 2004 1:09 PM
I'd try the rubbing alcohol first, don't get the regular 70% stuff, look for 90%. It's got a red label, might have to lok around a bit but it works a lot better than the weaker stuff.
Soak it in a jar overnight and see what happens.
Then I might try Pine Sol or automotive brake fluid, but you have to be careful with either of these. They can attack certain plastics, so don't just drop it in and leave it. Check it every hour or so, keep an eye on the thinner pieces as they'll start to go south first!
Whichever works, follow up with a soft toothbrush and some toothpicks to get the paint out of all the nooks and crannies.
Cambridge Springs- Halfway from New York to Chicago on the Erie Lackawanna!
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Posted by csxengineer98 on Sunday, December 19, 2004 1:15 PM
nail polish remover works great... and so dose DOT-3 brake fluid...ware rubber gloves and use them both where you hvae good ventilation...just let them soak in a bath of it for a little bit..and they take an old tooth brush and scrub the paint right off....works very welll....
csx engineer
"I AM the higher source" Keep the wheels on steel
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Posted by areibel on Sunday, December 19, 2004 8:07 PM
I'd be REALLY scared of using nail polish remover, if it's the regular acetone based type. Acetone will destroy plastic very quickly!
Cambridge Springs- Halfway from New York to Chicago on the Erie Lackawanna!
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Posted by edblysard on Sunday, December 19, 2004 8:43 PM
Another product you might try...
Simple Green...
It is a all purpose cleaner/degreaser, found in almost all auto parts stores....will not harm plastic.

I used it on a Bachman GP30, love it.

As a test to see if it would harm plastic, I soaked a old scrap PA shell in it for over a year, just to see...
No damage to the shell at all, and not a speck of paint, it even cleaned out the grill work.

Take a jar or coffee can big enough to hold the shell, fill it 3/4 with simple green, drop in your shell, fill the rest of the way with water, close it and soak over night, use a soft tooth brush...you can re soak it as often as needed...

The small amount of water you will add seems to activate the process, and I found that scrubbing the shell with a toothbrush and soap, then rinseing clean first makes it work better.

I have yet to find a paint it does not release...last time I striped one, the factory paint came of in big sheets.

The stuff is also great for cleaning just about anything you want too.

I would stay away from brake fluid, it can ruin some plastics, as can alcohol and acetone....paint thinner, naptha, all of these are solvents.

Pine-Sol, Simple Green, most of these types of cleaners use citric acid, either synthetic oil based, (pine-sol) or organic/natural, like simple green or the orange cleaners, as the cleaning agent.

You will find that any area with a small defect in the paint, such as a scratch or where the paint is lightly applied, will release first.

Where there is a scratch, or a hole, such as where grab irons were installed, this stuff works under the paint first, and destroys the bonding agent in the paint, where as brake fluid, and all the other solvents, disolve the plastic or the pigment in the paint itself, and if they can disolve the paint, they can disolve the plastic shell.

As a added bonus, when your done, you can recycle it, just pour it through a old coffee filter to screen out the particulate, put it back in the jar for next time.

Simple Green is non toxic, no gloves needed, although I would wear eye protection when scrubbing.

Final step, rinse with tap water, then do a final rinse in distilled water, (no mineral deposits), let dry and paint.

Try the simple green, or the pine-sol first, you have nothing to lose but a little time, and then, if they dont work, you can move on to other, more harsh products.

Ed

23 17 46 11

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Posted by ericsp on Sunday, December 19, 2004 9:34 PM
QUOTE: Originally posted by edblysard

Another product you might try...
Simple Green...
It is a all purpose cleaner/degreaser, found in almost all auto parts stores....will not harm plastic.

I used it on a Bachman GP30, love it.

As a test to see if it would harm plastic, I soaked a old scrap PA shell in it for over a year, just to see...
No damage to the shell at all, and not a speck of paint, it even cleaned out the grill work.

Take a jar or coffee can big enough to hold the shell, fill it 3/4 with simple green, drop in your shell, fill the rest of the way with water, close it and soak over night, use a soft tooth brush...you can re soak it as often as needed...

The small amount of water you will add seems to activate the process, and I found that scrubbing the shell with a toothbrush and soap, then rinseing clean first makes it work better.

I have yet to find a paint it does not release...last time I striped one, the factory paint came of in big sheets.

The stuff is also great for cleaning just about anything you want too.

I would stay away from brake fluid, it can ruin some plastics, as can alcohol and acetone....paint thinner, naptha, all of these are solvents.

Pine-Sol, Simple Green, most of these types of cleaners use citric acid, either synthetic oil based, (pine-sol) or organic/natural, like simple green or the orange cleaners, as the cleaning agent.

You will find that any area with a small defect in the paint, such as a scratch or where the paint is lightly applied, will release first.

Where there is a scratch, or a hole, such as where grab irons were installed, this stuff works under the paint first, and destroys the bonding agent in the paint, where as brake fluid, and all the other solvents, disolve the plastic or the pigment in the paint itself, and if they can disolve the paint, they can disolve the plastic shell.

As a added bonus, when your done, you can recycle it, just pour it through a old coffee filter to screen out the particulate, put it back in the jar for next time.

Simple Green is non toxic, no gloves needed, although I would wear eye protection when scrubbing.

Final step, rinse with tap water, then do a final rinse in distilled water, (no mineral deposits), let dry and paint.

Try the simple green, or the pine-sol first, you have nothing to lose but a little time, and then, if they dont work, you can move on to other, more harsh products.

Ed

I like this one the best, from the sound if it (this is the first time I have heard of it). What brings all of you Trains Magazine forum inhabitors over to this side?

"No soup for you!" - Yev Kassem (from Seinfeld)

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Posted by Anonymous on Monday, December 20, 2004 4:26 AM
thanks guys!
i think im gonna go with the pine sol first just cause i know i have a bunch of that around here. if that dosent work i used to have a bunch of packets of simple green from when it first came out... i'll have to see if i can dig them up. if all else fails it will be alchohal.
thanks guys
=)
matt
  • Member since
    December 2003
  • From: Good ol' USA
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Posted by AntonioFP45 on Monday, December 20, 2004 9:30 AM
91% Alcohol on everything except Kato. (Kato shells will warp)
With most shells the paint starts to lift off within a minute after the model is dipped in the pan. It was strange seeing streamers of red, white, and blue in the pan just after I put in two of my Bachman Metroliners earlier this year. The pan looked "Patriotic" for a minute before the alcohol turned completely milky. .[swg][(-D][(-D]

Use a soft toothbrush for the body and a medium brush for the hard to reach spots

"I like my Pullman Standards & Budds in Stainless Steel flavors, thank you!"

 


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