hide glue

[Farrell]

Good description David. FWIW, I have never used urea and seem to have all 
the working time I need.

Terry Farrell

----- Original Message ----- 

>I think the main thing with bushings is that you don't want it too thick.
> If, when the glue is applied to the bushing cloth, the layer is too thick,
> it will tend to squeeze out beyond the end of the bushing cloth when you
> insert the caul and can create a lump of glue which will scrape against 
> the
> keypin.  Too thin and you risk soaking through the bushing cloth and also
> the adhesion can be compromised.  Bottom line, you need different
> viscosities for different applications.  For bushings, olive oil or warm
> honey are pretty close either one works.  The main thing is you want it 
> thin
> enough that when you spread it on the bushing cloth you can keep the layer
> fairly thin.  (On the other hand, you want it quite thick for hammer
> hanging, if you use if for that).  The application of a very thin coat 
> (even
> thinner than olive oil) to the mortise will help with adhesion when using 
> a
> relatively thin viscosity for bushings.  Use urea to lengthen the working
> time.
>
> David Love