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Any tips for tinting shellac
http://w-ww.luthiersforum.com/forum/viewtopic.php?f=10137&t=47257
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Author:  gxs [ Fri Feb 12, 2016 4:36 am ]
Post subject:  Any tips for tinting shellac

Shellac French polished, is by far my favorite finish. One problem I am facing is when I want to stain a piece darker, the French polish process is rubbing out the stain. Has anyone tried tinting shellac, I want to go darker than Garnet shellac. If so, what did you use for the tint? Also, are there better ways to accomplish this? Thanks.
GS

Author:  B. Howard [ Fri Feb 12, 2016 7:34 am ]
Post subject:  Re: Any tips for tinting shellac

I have used Behlens Solar lux to tint shellac with good results. I would thin k any alcohol based aniline dye would also work.

Author:  Bobc [ Fri Feb 12, 2016 8:45 am ]
Post subject:  Re: Any tips for tinting shellac

Trans tint from Stew Mac works

Author:  mike-p [ Fri Feb 12, 2016 1:19 pm ]
Post subject:  Re: Any tips for tinting shellac

I've dyed and sprayed shellac with success.

Author:  jfmckenna [ Fri Feb 12, 2016 2:59 pm ]
Post subject:  Re: Any tips for tinting shellac

I've used the Stew Mac stuff too, works great.

Author:  gxs [ Fri Feb 12, 2016 3:03 pm ]
Post subject:  Re: Any tips for tinting shellac

Thanks fellows, I'll order some up and see how it goes. I am guessing a pitfall to watch out for is uneven coat. I learned this French polishing light wood with garnet. I ended up with darker areas that I needed to sand out. I haven't had much luck with spraying shellac, and I kind of like the trance-like state I go into when using a pad :-)

Regards,
GS

Author:  jfmckenna [ Fri Feb 12, 2016 4:02 pm ]
Post subject:  Re: Any tips for tinting shellac

I never tried spraying it before but I like to brush on the first two coats to get a head start on the FP process. Are you restoring something though? Or is this a fresh build or refinish that you are trying to match color?

Author:  gxs [ Sat Feb 13, 2016 6:00 am ]
Post subject:  Re: Any tips for tinting shellac

jfmckenna ,

It is a restore / learning project. I got this pile of parts to try a few things out. I had an Oahu K71 that someone had tried to convert to a round neck using what looked like A pen knife, so I got this Oahu to practice neck carving with a spoke shave. It came out as a nice C shape, so I had the nerve to fix the K71, which came out great. A friend mentioned he wanted a starter guitar for his son, so I told him if I could put this birch-ie back together and it came out okay he cold have it.
Attachment:
OahuBefore.jpg


I think this is from the 1930's. It is a 13" birch Oahu, so probably never great. The top and back looked like potato chips. I was able to flatten the back but the top was cracked in many places and generally in bad shape, so I took the opportunity to make a new top. I braced it like an x-braced Stahl (laminated x and tone bars). Unfortunately, the low tack tape I used to put the binding on was still a little too tacky so I blew what was left of the back finish, so I stripped it and intend to stain then tint it very dark.oops_sign
Not a preservation project at all, just an attempt to try some ideas out on something that otherwise world have gone in the scrap bin.

Here is a work in progress shot, cedar top and binding and some amber shellac applied to the top:
Attachment:
OahuInProgress.jpg


If it comes out okay, I am going to donate it to a friend as a starter guitar.
Thanks for the tips everyone.
Regards,
GS

Author:  fumblefinger [ Sat Feb 13, 2016 10:17 am ]
Post subject:  Re: Any tips for tinting shellac

Jeez, I love rescue stories. Good for you!

Author:  gxs [ Sat Feb 13, 2016 1:54 pm ]
Post subject:  Re: Any tips for tinting shellac

I know how you feel. I loved reading JF's S.S. Stewart thread and the recent icr L-50 thread. Brian has a recent ES 125 or 225 cliff hanger that was fun to watch. They are like soap operas to me, but they always have a happy ending. When someone starts a new one I always think, humm, this one looks good, make some popcorn, and ponder how all the repairs will get done

Author:  jfmckenna [ Sun Feb 14, 2016 9:00 am ]
Post subject:  Re: Any tips for tinting shellac

That's great! The top looks awesome too. Rescue stories are the best. You are kind of like a surgeon bringing life back to the patient :D

Author:  gxs [ Tue Feb 16, 2016 7:15 pm ]
Post subject:  Re: Any tips for tinting shellac

This worked great. Thanks gang Have a look. The back photo is a little bleached by the flash, it is a bit darker black cherry and looks great in room light. Here are a few pics.

Attachment:
WP_20160216_13_19_10_Rich_LI.jpg

Looks like a poplar neck.

Attachment:
WP_20160216_13_18_21_Rich_LI.jpg

Birch back.

Thanks again.
GS

Author:  gxs [ Fri Mar 11, 2016 4:10 am ]
Post subject:  Re: Any tips for tinting shellac

I'm letting the shellac harden up and I'll polish it in a few weeks and then it is done. It sounds pretty nice for a 13". I braced the top mostly following the plans I have for a Stahl #6. I laminated with a strip of ebony between two pieces of cedar left over from the top to make the braces. Thanks for the tips.

Attachment:
oahuAfter.jpg

GS

Author:  jfmckenna [ Tue Mar 15, 2016 9:51 am ]
Post subject:  Re: Any tips for tinting shellac

Sweet! Now play it till your fingers bleed!

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