Klarinet Archive - Posting 000725.txt from 2000/10

From: Richard Bush <rbushidioglot@-----.com>
Subj: Re: [kl] reed prep
Date: Fri, 13 Oct 2000 01:22:20 -0400

Ed,

Stores that specialize in automotive paints carry wet and dry in very fine
grits. I've gotten 1200, 1500 and 2000 from one in my town. These sheets are
about half size of those courser grit papers available at hardware stores.

"Lacy, Edwin" wrote:

> > The 600 grit I use is marked "wet-or-dry" on the back. It's used for wet
> > sanding on paint jobs for cars and such. It holds up in water because
> it's
> > treated with some sort of water repellant. If you put the grit side
> against
> > the glass, and polish the back of the reed against the back of the
> > sandpaper, the water proofing is transferred to the reed and polished into
> it.
>
> What you have is called "wet-or-dry" sandpaper, also waterproof sandpaper,
> but more properly silicone carbide paper. It is available from many
> sources, including hardware stores, painting supply stores, hobby shops, and
> automotive supply stores. One of its primary uses is for sanding automobile
> bodies, but it can be used in any application where water will be present.
>
> I don't think there is any water repellant treatment, but rather the glue
> that holds the "sand" or grit on the paper is a waterproof glue. The reason
> that the back of the sandpaper seems to be useful in sanding the back of the
> reed is that the paper itself is somewhat repellant. However, another way
> of accomplishing the same thing is to use a less abrasive grade of the
> sandpaper. It comes in grades such as 320, 400, 600, 800, 1000, etc., with
> the lower numbers being the most abrasive. I have heard of #1800 waterproof
> sandpaper, but have never actually seen any. At that point, the back of the
> paper would definitely be more abrasive than the front. What I like to use
> is #1000 for final polishing of reeds. The hardware stores in my area don't
> carry anything less abrasive than #600, so I have to place special orders
> for #1000 with a music store.
>
> Ed Lacy
> **************************************************************
> Dr. Edwin Lacy, Professor of Music
> University of Evansville
> 1800 Lincoln Avenue
> Evansville, IN 47722
> telephone (812)479-2252; e-mail: EL2@-----.edu
> **************************************************************

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