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Paint lifting when removing masking tape from canopy

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  • Member since
    October 2019
Paint lifting when removing masking tape from canopy
Posted by starwarsdude on Wednesday, February 5, 2020 1:40 AM

I'm painting a Star Wars X-Wing canopy and I'm masking the "glass". I'm using Vallejo Model Air acrylic paint.

When I remove the masking tape, the paint around its edge gets lifted. Is there a way to avoid this? It doesn't happen when I'm doing masking on other model surfaces so is there something different about the clear plastic of the canopy?

Thanks!

Tags: canopy , masking
  • Member since
    March 2005
Posted by philo426 on Wednesday, February 5, 2020 1:47 AM

Sometimes it is wise to put a new #11 blade in your Exacto knife and mighty score around the  masking tape.Use tweezers to carefully remove each piece lifting parrarel to the canopy surface with a slow smooth lifting action.

  • Member since
    May 2013
  • From: Indiana, USA
Posted by Greg on Wednesday, February 5, 2020 10:56 AM

Though I'm not a fan of using floor polish on my models, before painting clear aircraft canopies I usually dip them in Future floor polish and let it dry for several days before masking and painting.

Model Air doesn't adhere to polystyrene all that well, at least IMHO. The Future does though, and it seems to provide a friendlier substrate for the Model Air. This has minimized the problem you describe.

A couple-three light coats much better re the Model Air. One thick coat, especially a too-thick coat (which unfortunately I am prone to doing) makes the problem you describe worse.

I agree 100% with Phil's sound advice above.

Good luck.

  • Member since
    September 2012
Posted by GMorrison on Wednesday, February 5, 2020 11:03 AM

Another benefit of painting over Future is that if it goes badly, it's a simple matter of dipping the whole thing in Windex, wiping it all off and starting over.

 Modeling is an excuse to buy books.

 

  • Member since
    May 2013
  • From: Indiana, USA
Posted by Greg on Wednesday, February 5, 2020 11:06 AM

GMorrison

Another benefit of painting over Future is that if it goes badly, it's a simple matter of dipping the whole thing in Windex, wiping it all off and starting over.

 

Good point!

  • Member since
    November 2008
  • From: Central Florida
Posted by plasticjunkie on Thursday, February 6, 2020 7:29 AM

All good points above. Another method is to shoot some Tamiya primer or any solvent type primer or paint to give the Vallejo some bite into the surface. 

 GIFMaker.org_jy_Ayj_O

 

 

Too many models to build, not enough time in a lifetime!!

  • Member since
    March 2013
Posted by patrick206 on Saturday, February 8, 2020 12:18 PM

plasticjunkie

All good points above. Another method is to shoot some Tamiya primer or any solvent type primer or paint to give the Vallejo some bite into the surface. 

 

Agreed, Ernie -

I've been using Badger's Stynylrez, (what a name,) acrylic primer since it came out a few years back, with Tamiya acrylic and some enamels. Never had any lifting so far, even with Model Air.

Greg's thoughts about multiple thin coats are good, I believe that adds to the adherence factor.

I know it's not considered necessary by several modelers, but I stick with a good soap and rinse cleaning when the sprues come out of the box. If there is mold release and maybe other contamination from handling while boxing, it can be spread over the model while being built. That can contribute nothing good, when it comes to painting for a final finish.

I also use alcohol as a prep for painting, applied sparingly with cotton swabs, just enough to get the surfaces dampened and clean. Keep changing the swab as I proceed, then a repeat for final cleaning. I feel confident that these steps do make for a positive adherence, they work for me.

Patrick

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