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  #1  
Old 04-17-2024, 04:11 PM
BigRedCaboose BigRedCaboose is offline
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Default Buffing a Guild D-20 to gloss?

Hey AGF!

I’ve owned my Guild D-20 for a few years now, and I’ve always pondered on buffing the satin nitro to a gloss. I’ve been doing a lot of reading on the topic, but it’s been difficult to try and formulate a game plan with it. I’m certain my D-20 has a satin nitro finish because I owned an F40 STD from the year prior and it had more of an open pore finish.

I know it’s unlikely to get it down to a true mirror gloss - but I’d be happy with a semi-gloss at least. My Guild has already been pretty buffed in from where I’ve played it, I’m just looking to make it more whole.

What would be y’all’s suggestions? I’ll post future results here too. Thanks!
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  #2  
Old 04-17-2024, 04:27 PM
TheGITM TheGITM is offline
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If you're serious, just unstring it, hit it with some 1000 grit sand paper just to rough the surface a bit, tape off the stuff you don't wanna gloss, and hit it with some Rustoleum Clear Coat (2K)... thin coat... let dry... thin coat... let dry... repeat until you like it.

Once you let it cure, hit it with some high grit sandpaper, or better yet, wet sand, then buff it out with some Meguiars Ultimate...

You should have a mirror finish, or close to it.
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Old 04-17-2024, 04:43 PM
LAPlayer LAPlayer is offline
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Since you're obviously not going to overspray it.........

I've glossed a few guitars and always to a mirror finish. I use Meguiar’s ScratchX. You can use a polishing pad or microfibre. The key is patience. Like spit-shining boots, do a little bit at a time and blend your work. Some will say not to use ScatchX but neither I, nor anyone I know have had an issue by using it. You, of course, will choose.
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Old 04-17-2024, 04:48 PM
nacnac nacnac is offline
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Quote:
Originally Posted by LAPlayer View Post
Since you're obviously not going to overspray it.........

I've glossed a few guitars and always to a mirror finish. I use Meguiar’s ScratchX. You can use a polishing pad or microfibre. The key is patience. Like spit-shining boots, do a little bit at a time and blend your work. Some will say not to use ScatchX but neither I, nor anyone I know have had an issue by using it. You, of course, will choose.

Yeah I would not spray that guitar. I've used Scratch X as well with no issues but only to polish up an already glossy guitar.
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Old 04-17-2024, 05:22 PM
abn556 abn556 is online now
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I used Mequiar’s on my Larrivee OM-40R when my armed polished a spot on the lower bout. So I polished the whole guitar. It looks good, but not as good as if had been originally a gloss finish.
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Old 04-17-2024, 06:19 PM
Skydog Skydog is offline
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Has anyone ever buffed out a satin guitar to gloss and then wanted to revert back to satin? This is where I find myself with my Martin 00015E-C.
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  #7  
Old 04-17-2024, 06:36 PM
BigRedCaboose BigRedCaboose is offline
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Quote:
Originally Posted by LAPlayer View Post
Since you're obviously not going to overspray it.........

I've glossed a few guitars and always to a mirror finish. I use Meguiar’s ScratchX. You can use a polishing pad or microfibre. The key is patience. Like spit-shining boots, do a little bit at a time and blend your work. Some will say not to use ScatchX but neither I, nor anyone I know have had an issue by using it. You, of course, will choose.

Yeah…. I think in my instance, spraying on more lacquer is more than what I envisioned. I’ll try this method out first. I do wonder, should I start with grade 0000 steel wool before I put on the scratch X? Or should I be OK with just the latter?
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Old 04-17-2024, 06:53 PM
abn556 abn556 is online now
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Quote:
Originally Posted by BigRedCaboose View Post
Yeah…. I think in my instance, spraying on more lacquer is more than what I envisioned. I’ll try this method out first. I do wonder, should I start with grade 0000 steel wool before I put on the scratch X? Or should I be OK with just the latter?
Another option is Virtuoso Polish and elbow grease. I did part of my 000-40R with Virtuoso and part with Mequiar’s. I briefly tried an orbital with a soft cloth buffing pad like you would use on a car, but I was scared to burn through the thin top coat. Satin finishes have lacquer, just not a lot. At least the Larrivee Satin does.
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Old 04-17-2024, 09:36 PM
RADJJD RADJJD is offline
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I used this method to finish the cedar soundboard on my 1932 arch top acoustic..

hand rubbing with pumice & rottenstone powders:

https://www.google.com/url?sa=t&sour...QCWqfQIL7Y9DHq
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Old 04-18-2024, 09:36 AM
Nctom Nctom is offline
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I polished my Larrivee Forum III several years ago with Virtuoso polish and it still has a warm, soft glow that is very satisfactory. The key, as I recall, was patience and preparation.
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Old 04-18-2024, 10:51 AM
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dnf777 dnf777 is offline
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I try to avoid changing finishes. Polishing actually removes microlayers, or as others have suggested, you can build up new layers (overspray) then polish that down. Its a huge investment of time, and rarely approaches the factory finish
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Old 04-19-2024, 08:17 PM
phavriluk phavriluk is online now
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Quote:
Originally Posted by dnf777 View Post
I try to avoid changing finishes. Polishing actually removes microlayers, or as others have suggested, you can build up new layers (overspray) then polish that down. Its a huge investment of time, and rarely approaches the factory finish
I agree.

My opinions: Results are permanent. Time's better spent playing.
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Old 04-19-2024, 08:33 PM
Charlie Bernstein Charlie Bernstein is online now
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Quote:
Originally Posted by BigRedCaboose View Post
Yeah…. I think in my instance, spraying on more lacquer is more than what I envisioned. I’ll try this method out first. I do wonder, should I start with grade 0000 steel wool before I put on the scratch X? Or should I be OK with just the latter?
If your guitar has a pickup, don't use steel wool. Its dust can drift into the socket or wiring and cause a short. I learned it the hard way so you don't have to.

Fine sandpaper like automotive stores sell is safer. Soaking it first is a good idea. A good buffing polish is 3M Machine Polish.

Last edited by Charlie Bernstein; 04-19-2024 at 08:40 PM.
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Old 04-19-2024, 09:44 PM
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rllink rllink is offline
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Quote:
Originally Posted by BigRedCaboose View Post
Hey AGF!


I know it’s unlikely to get it down to a true mirror gloss - but I’d be happy with a semi-gloss at least. My Guild has already been pretty buffed in from where I’ve played it, I’m just looking to make it more whole.
I would be curious how it turns out. I too have a D-20. I play the heck out of it and it is polished where my arm goes over and on the back where it rubs against my shirt. I thought about doing just what you are thinking of at one time, but then I decided I liked the well played look better than the "looks like someone tried to polish it" look. So if you do it, post some pictures.
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  #15  
Old 04-20-2024, 08:03 AM
davidd davidd is online now
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I buffed my Epiphone Masterbilt EF500RAN out many years ago using McGuire's. Came out looking very nice. DON"T use steel wool!

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