Author Topic: Touching up Powder Coating?  (Read 1449 times)

Offline NCAmother

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Touching up Powder Coating?
« on: March 28, 2018, 11:45:29 AM »
I have several deep scratches to the metal on my powder coated frame, besides getting it re-powder coated, any suggestions for paint? Thanks!
Nate
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Offline RinkRat II

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Re: Touching up Powder Coating?
« Reply #1 on: March 28, 2018, 12:54:02 PM »

  Big scratches? Little scratches?  Deep scratches need to be built up, if you can mask off the scratch then you can use Testors enamel to build up the area.
 A coat every day or so until it's built back up. pull the masking , wet sand with 1500 or 2000 grit and polish with compound. If it's not Black it takes a little creativity to match the color. Testors makes a a pretty decent array of colors.

       Paul B :boozing:
A Miller in the hand is worth two in the fridge.

Offline NCAmother

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Re: Touching up Powder Coating?
« Reply #2 on: March 28, 2018, 01:00:16 PM »
Thanks, I was thinking of using rustoleum oil enamel.  It makes sense to build it up and then sand/polish.   The scratches are deep, long and thin.  Thanks,
Nate
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twowings

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Re: Touching up Powder Coating?
« Reply #3 on: March 28, 2018, 04:48:28 PM »
Rustoleum Satin Black looks close enough to powdercoat to me that I just primed all my stuff first then shot it with the Satin Black...easy and inexpensive to touch-up...YMMV

Offline rodekyll

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Re: Touching up Powder Coating?
« Reply #4 on: March 28, 2018, 06:23:36 PM »
Depending on where it is on the frame and what shade/luster of black, I'd lean toward POR15 frame black.  It's tough, will fill the gouges (and of course shrink in a little) doesn't need a primer, and paints over powder.  I've used POR15 for frame touchups a lot, but I'm more into protecting the metal than an exact color match.

Offline Sheepdog

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Re: Touching up Powder Coating?
« Reply #5 on: March 29, 2018, 10:13:26 AM »
Rather than paint, you may consider two-part epoxy putty. It will fill the flaws in one application and will cure even sturdier than the powder coating.

https://www.amazon.com/Epoxy-9908K-Black-Rezolin-Container/dp/B004DF5MEC
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Offline mcdammitt

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Re: Touching up Powder Coating?
« Reply #6 on: March 29, 2018, 10:59:47 AM »
This is why I paint my frames single stage. Upon finishing the reassemble, I take a brush around, fill in the scrapes, and let it sit a couple weeks, then can sand and buff to original. It's much easier, and probably more original on the older bikes.IMHO
'03 EV w/Champion sidecar
'73 Eldo
'69 Triumph Bonney
'47 Nimbus
'72 Norton Commando
'81 Laverda 1200

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