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Radius dish with abrasive paper

Posted: Sun Jun 04, 2017 7:57 am
by lonecedar959
Hello

This is a great forum and the you tune videos are outstanding !!! Very informative.

I do have a question.

I am building my first guitar. It is a Stewmac 000 kit. I decided to purchase the Radius dishes to assist with the sanding. The question I have is if you put the sandpaper on the dish does it change the radius? I am new to woodworking so I am trying to learn and wrap my head around this.

Thanks for your assistance.

-Pat

Re: Radius dish with abrasive paper

Posted: Sun Jun 04, 2017 10:03 am
by tippie53
not at all
your good to go.

Re: Radius dish with abrasive paper

Posted: Sun Jun 04, 2017 10:05 am
by Diane Kauffmds
lonecedar959 wrote:Hello

This is a great forum and the you tune videos are outstanding !!! Very informative.

I do have a question.

I am building my first guitar. It is a Stewmac 000 kit. I decided to purchase the Radius dishes to assist with the sanding. The question I have is if you put the sandpaper on the dish does it change the radius? I am new to woodworking so I am trying to learn and wrap my head around this.

Thanks for your assistance.

-Pat
Good question. No, it won t change the relief enough to affect your work.

Re: Radius dish with abrasive paper

Posted: Sun Jun 04, 2017 1:48 pm
by lonecedar959
Thanks John and Diane !!!

Appreciate the quick response.

-Pat

Re: Radius dish with abrasive paper

Posted: Sun Jun 04, 2017 4:21 pm
by MaineGeezer
Putting on the sandpaper will change a 15 foot radius to a 14.998 foot radius, more or less. You will never notice. There is nothing magical about a 15 foot radius, or a 25 foot radius, or a 28 foot radius, anyway. You could use 14' and 27' radii and the guitar would be just as good. Even if you built say, the back, to *exactly* a 15 foot radius, as soon as the humidity changed the least bit the radius of the back would no longer be 15 feet.

Re: Radius dish with abrasive paper

Posted: Sun Jun 04, 2017 8:24 pm
by lonecedar959
Thanks Geezer

Now that you explain it that way it makes sense. I have many acoustics (Martins, Gibsons, Alvarez, etc...) and every one of them reacts to humidity changes differently.

Thanks

-Pat

Re: Radius dish with abrasive paper

Posted: Sat Jul 15, 2017 10:37 am
by Kbore
lonecedar959, how's that 000 coming along? I'm building the StewMac dread. Interested in following your build. We should compare notes. Where did you get your dish ( my next purchase).

Re: Radius dish with abrasive paper

Posted: Thu Jul 27, 2017 8:05 pm
by lonecedar959
Kbore wrote:lonecedar959, how's that 000 coming along? I'm building the StewMac dread. Interested in following your build. We should compare notes. Where did you get your dish ( my next purchase).
Hi Kbore

Its going pretty good. I got held up at the x braces - I am a perfectionist and my first crack a the lap joint didn't meet my standards so i'v been doing a lot of "trying it again". I will get past this step this weekend and hopefully get the complete top braced.

I'm having a a lot of fun and learning a lot - its a journey.

-Pat

Re: Radius dish with abrasive paper

Posted: Thu Jul 27, 2017 8:08 pm
by lonecedar959
Kbore wrote:lonecedar959, how's that 000 coming along? I'm building the StewMac dread. Interested in following your build. We should compare notes. Where did you get your dish ( my next purchase).
Hi Kbore

Its going pretty good. I got held up at the x braces - I am a perfectionist and my first crack at the lap joint didn't meet my standards so i've been doing a lot of "trying it again". I will get past this step this weekend and hopefully get the complete top braced.

I'm having a a lot of fun and learning a lot - its a journey.

I got my radius dishes at Stewmac.

-Pat