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Author Topic: Putting the Lye in Licinius  (Read 1233 times)

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Offline Mayadigger

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Putting the Lye in Licinius
« on: December 23, 2008, 06:42:33 pm »
Ave!

See the pix below for a Licinius issue that's been giving me fits for a week or so.

In the 1st pix, you'll see that around the legends/details there was a hard-as-nails green corrosion that failed to come loose despite DDDP's DD Dremel tools...well, not quite so, but I was leery of cutting into the bronze of the legends and goofing up somehow.

As previously mentioned, I'm not fond of lye soaks, but in this particular case I thought that perhaps a very short lye soak might loosen up the green bits while still keeping most of the original patina intact.

So I went for it: 30 minutes in Red Devil lye solution, followed by SBBB (under running water, of course) and a P-80 Dremel tool. See the 2nd pix for the results. Yikes, looks ugly, huh? Never fear.

As seen, the lye did loosen the GE's enough for the afore-mentioned tools to do their job...while keeping about 50% of the original patina intact.

I then used a 600 grit rubber sharp-point tool to further clean out between the legends and details...and further smooth off the rough bits, a bit more work with the P-80, then a quick dip with Jax Brown to pull it all together. See the last photo.

FYI - I do not consider the coin 'as done' quite yet. There are still a bit of GE's to remove with the P-80 and another longer bath in JAX Brown to really set the final patina...the a quick buff and Ren Wax to finalize the restoration.

Total cleaning time as per writing, including the 30 minutes in lye...? Less than one hour.

Best,

Kevin
"Goodbye, Livia: never forget our marriage!"

romeo

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Re: Putting the Lye in Licinius
« Reply #1 on: December 24, 2008, 04:58:22 am »
nice job! i would of panicked at the second picture! looks great though!

Offline Raymond

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Re: Putting the Lye in Licinius
« Reply #2 on: December 24, 2008, 11:27:07 am »
It really makes the details of the rev pop.
Raymond
Raymond
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