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AFV Painting & Weathering
Answers to questions about the right paint scheme or tips for the right effect.
How to remove paint?
him_15
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Hong Kong S.A.R. / 繁體
Joined: April 25, 2015
KitMaker: 117 posts
Armorama: 84 posts
Posted: Friday, May 01, 2015 - 10:18 PM UTC
Hi all, I would like to know how to remove dried paint (Acrylic) from model without damage the plastic (mistakes made)? Shall I use industrial alcohol or specific type of thinner? Thank you!
SSGToms
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Connecticut, United States
Joined: April 02, 2005
KitMaker: 3,608 posts
Armorama: 3,092 posts
Posted: Friday, May 01, 2015 - 10:24 PM UTC
The perfect thing to strip a model is Windex, which is a water/Iso alcohol/Ammonia mix for washing windows. If you have an equivalent product where you live, heres' what to do:

Get a plastic container that the model will fit in.
Pour in Windex to cover the model.
Leave in overnight, agitating every few hours.
In the morning, the acrylic paint will be gone.
Rinse gently under clear water.
Let dry in dust free area.
him_15
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Hong Kong S.A.R. / 繁體
Joined: April 25, 2015
KitMaker: 117 posts
Armorama: 84 posts
Posted: Friday, May 01, 2015 - 11:03 PM UTC

Quoted Text

The perfect thing to strip a model is Windex, which is a water/Iso alcohol/Ammonia mix for washing windows. If you have an equivalent product where you live, heres' what to do:

Get a plastic container that the model will fit in.
Pour in Windex to cover the model.
Leave in overnight, agitating every few hours.
In the morning, the acrylic paint will be gone.
Rinse gently under clear water.
Let dry in dust free area.



Thank you for your advises! I will give it a try!
retiredyank
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Arkansas, United States
Joined: June 29, 2009
KitMaker: 11,610 posts
Armorama: 7,843 posts
Posted: Saturday, May 02, 2015 - 12:00 AM UTC
You can also mix ammonia, with water. About +20:1 - water:ammonia
stevieneon
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England - West Midlands, United Kingdom
Joined: January 24, 2009
KitMaker: 144 posts
Armorama: 143 posts
Posted: Saturday, May 02, 2015 - 12:47 AM UTC
Hi, I use oven cleaner with great results, but its very smelly. Something like Mr Muscle.....spray it onto the model, shove it in a plastic bag in the oven ( dont turn it on !!!!! ) and leave for a few hours or even overnight. Take it out and run it under water and using a soft brush, the paint will come right off. If youve used a primer first like Tamiya spray can primer, that primer will stay in place
ian1066
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United Kingdom
Joined: May 16, 2010
KitMaker: 16 posts
Armorama: 15 posts
Posted: Saturday, May 02, 2015 - 01:40 AM UTC
Revell make a paint remover for acrylic paint. Brush it on, then wipe off. Works a treat.
firstcircle
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England - South East, United Kingdom
Joined: November 19, 2008
KitMaker: 2,249 posts
Armorama: 2,007 posts
Posted: Saturday, May 02, 2015 - 03:03 AM UTC
Nail varnish remover is another method. The advantage is if there is already someone in the home that you can pinch it from...
lentorpe
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Alava, Spain / España
Joined: August 12, 2010
KitMaker: 104 posts
Armorama: 63 posts
Posted: Saturday, May 02, 2015 - 03:18 AM UTC
I always use pharmacy alcohol (more or less same price as isopropylic). It works instantly with planes; I simply soak a piece of toilet paper, slightly rub the model with it, and off goes the acrylic paint. Then I soak a Q-tip to access and clean the smaller areas.

But tanks would be a bit more difficult to rub... you would surely end up having to re-glue a lot of details.
jomark
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Metro Manila, Philippines
Joined: April 13, 2015
KitMaker: 117 posts
Armorama: 100 posts
Posted: Sunday, May 03, 2015 - 07:53 AM UTC
+1 on the Mr. Muscle. I noticed your area is in HK and as I recall you can get Mr. Muscle in most grocery stores over there. Not to mention it leaves a more bearable orange smell compared to windex.

Also, it doesn't take long to strip acrylics using mr. muscle. Just place your kit in a plastic bin and generously spray all over. Give it maybe 5-15 mins and you could scrub or brush off the paint. Lacquer based primers/paints will stay in place.
Wiggen
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Dalarnas, Sweden
Joined: January 26, 2015
KitMaker: 32 posts
Armorama: 32 posts
Posted: Sunday, May 10, 2015 - 07:10 AM UTC
I use Yes power spray (i think its called Fairy power spray in some places) to strip my miniatures, works really well and its not too agressive, it wont hurt the plastic or the glue.

It comes in a spray bottle and i poured it along with some water in a plastic container with a lid then put the miniatures in there for a day or so then just removed the paint with a cheap electric toothbrush (and a regular tootbrush for some areas)

i´ve had some miniatures in the fluid for months and i havent seen any damage at all to the plastic.

noddy927
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Scotland, United Kingdom
Joined: February 15, 2013
KitMaker: 1,273 posts
Armorama: 568 posts
Posted: Sunday, May 10, 2015 - 06:21 PM UTC
Hot water and vanish. leave for 20 30 mins. rub off the hard to remove bits with a toothbrush (prefereably one you don't use anymore) and bobs your uncle.

Pete
Molentik
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Noord-Brabant, Netherlands
Joined: May 22, 2012
KitMaker: 112 posts
Armorama: 97 posts
Posted: Sunday, May 10, 2015 - 07:55 PM UTC
I use Dettol antiseptic liquid, paint just flies off in seconds with the gentlest of scrubbing and it doesnt attack styrene, resin or white metal. Do rinse thoroughly after to remove all the residues.
SSGToms
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Connecticut, United States
Joined: April 02, 2005
KitMaker: 3,608 posts
Armorama: 3,092 posts
Posted: Sunday, May 10, 2015 - 10:00 PM UTC
The advantage of the Windex method is that it's non caustic and it requires absolutely no scrubbing. Windex actually destroys the paint's pigment and separates it from the carrier. It is the most effective, least labor-intense method for removing acrylic paint.
PanVet34
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Georgia, United States
Joined: May 01, 2015
KitMaker: 3 posts
Armorama: 3 posts
Posted: Sunday, May 10, 2015 - 10:28 PM UTC
Simple green works good. Just soak your model/parts in it over night and it takes the paint off down to the primer.
Chrisk-K
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Maryland, United States
Joined: January 09, 2012
KitMaker: 310 posts
Armorama: 294 posts
Posted: Tuesday, May 12, 2015 - 07:10 AM UTC
I've used Windex, Simple Green, IPA & Purple Power. Purple Power is simply the best in terms of cleaning power and speed.
Armorsmith
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Pennsylvania, United States
Joined: April 09, 2015
KitMaker: 1,063 posts
Armorama: 1,000 posts
Posted: Tuesday, May 12, 2015 - 07:22 AM UTC
Brake fluid also works well but only on plastic or etched parts. It will work on enamels or acrylics. Just soak for a few hours and rinse. Do not use on resin. It tends to make the resin soft and rubbery if left too long.
11Bravo_C2
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Texas, United States
Joined: May 12, 2015
KitMaker: 475 posts
Armorama: 394 posts
Posted: Tuesday, May 19, 2015 - 12:47 AM UTC
Brake fluid softens plastic cement. So need to be careful with it.

I dipped a 1/12 Formula 1 body to strip and repaint and all the attached parts were falling off.


Quoted Text

Brake fluid also works well but only on plastic or etched parts. It will work on enamels or acrylics. Just soak for a few hours and rinse. Do not use on resin. It tends to make the resin soft and rubbery if left too long.

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