Thermosetting glue

Carl Meyer cmpiano@attbi.com
Fri, 26 Jul 2002 17:48:58 -0700


I would like to see the viscosity specs for thermoset103.
Water has a viscosity of approx "1"  at room temp.  Epotec 301 has a viscosity of "100".  Liquid wood, west systems thinnest, clear coat etc. has a viscosity of "500-1000".  Find me an epoxy with a viscosity of less than 100 and I'll order some.

Thanks!

Carl Meyer  Assoc. PTG
Santa Clara, California
cmpiano@attbi.com 


----- Original Message ----- 
From: "Alan R. Barnard" <mathstar@salemnet.com>
To: <pianotech@ptg.org>
Sent: Friday, July 26, 2002 3:51 PM
Subject: Re: Thermosetting glue


> Hi. I posted the original comments on McCall's Thermoset 103.
> 
> This stuff is very fluid and when heated becomes about like water. It would
> definitely NOT be appropriate for leather, felt, metal, etc., or anything
> that might need removing later.
> 
> It is FABULOUS for cracked and split wood in bridges, aprons, frame members
> (including old wooden stack brackets, ala Chickering, etc.) and any other
> place where you need to restore the strength of wood and fill minute cracks
> in laminations, etc.
> 
> I'm guessing it would be wonderful in pinblocks, as well-- especially
> grands--but haven't had the nerve to try it for a paying customer.
> 
> Alan R. Barnard
> Salem, MO
> 
> ----- Original Message -----
> From: "gordon stelter" <lclgcnp@yahoo.com>
> To: <pianotech@ptg.org>
> Sent: Friday, July 26, 2002 4:25 PM
> Subject: Thermosetting glue
> 
> 
> >
> > I know that I will be indicted by some as a heathen
> > for this question but, frankly, who cares?
> >      I do a lot of player work, and for years have
> > wondered if there is a glue that has the properties of
> > hide glue ( softens when heated, perhaps water
> > soluble, etc..)  but ISN'T.  I do not particularly
> > enjoy breathing the reek of animal sinews steaming
> > away under my nose ( somewhat toxic) all day, but do
> > not wish to use an irreversible glue on a stack,
> > either.
> >      The water soluble aspect makes removal of
> > residues easy, but I would even consider non - aqueous
> > (such as glue gun) if there was one that set up slowly
> > enough to get the pneumatics pressed firmly into place
> > before it gets too tight to locate them.  And this may
> >  be a benefit in regions ( like mine ) where humidity
> > swings tend to loosen hide glue, anyway.As long as the
> > pneumatics could be removed in the future. I'm
> > interested. Anyone?
> >     Gordon Stelter
> >
> > __________________________________________________
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> 
> 




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